article.xml revision 273229
1<?xml version="1.0" encoding="iso-8859-1"?> 2<!DOCTYPE article PUBLIC "-//FreeBSD//DTD DocBook XML V5.0-Based Extension//EN" 3 "../../../share/xml/freebsd50.dtd" [ 4<!ENTITY % release PUBLIC "-//FreeBSD//ENTITIES Release Specification//EN" "release.ent"> 5 %release; 6<!ENTITY % sponsor PUBLIC "-//FreeBSD//ENTITIES Sponsor Specification//EN" "sponsor.ent"> 7 %sponsor; 8<!ENTITY % vendor PUBLIC "-//FreeBSD//ENTITIES Vendor Specification//EN" "vendor.ent"> 9 %vendor; 10]> 11<article xmlns="http://docbook.org/ns/docbook" 12 xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0"> 13 14 <info> 15 <title>&os; &release.current; Release Notes</title> 16 17 <author> 18 <orgname>The &os; Project</orgname> 19 </author> 20 21 <pubdate>$FreeBSD: releng/10.1/release/doc/en_US.ISO8859-1/relnotes/article.xml 273229 2014-10-17 15:34:27Z gjb $</pubdate> 22 23 <copyright> 24 <year>2000</year> 25 <year>2001</year> 26 <year>2002</year> 27 <year>2003</year> 28 <year>2004</year> 29 <year>2005</year> 30 <year>2006</year> 31 <year>2007</year> 32 <year>2008</year> 33 <year>2009</year> 34 <year>2010</year> 35 <year>2011</year> 36 <year>2012</year> 37 <year>2013</year> 38 <year>2014</year> 39 <holder role="mailto:doc@FreeBSD.org">The &os; Documentation 40 Project</holder> 41 </copyright> 42 43 <legalnotice xml:id="trademarks" role="trademarks"> 44 &tm-attrib.freebsd; 45 &tm-attrib.ibm; 46 &tm-attrib.ieee; 47 &tm-attrib.intel; 48 &tm-attrib.sparc; 49 &tm-attrib.general; 50 </legalnotice> 51 52 <abstract> 53 <para>The release notes for &os; &release.current; contain 54 a summary of the changes made to the &os; base system on the 55 &release.branch; development line. This document lists 56 applicable security advisories that were issued since the last 57 release, as well as significant changes to the &os; kernel and 58 userland. Some brief remarks on upgrading are also 59 presented.</para> 60 </abstract> 61 </info> 62 63 <sect1 xml:id="intro"> 64 <title>Introduction</title> 65 66 <para>This document contains the release notes for &os; 67 &release.current;. It describes recently added, changed, or 68 deleted features of &os;. It also provides some notes on 69 upgrading from previous versions of &os;.</para> 70 71 <para releasetype="current">The &release.type; distribution to 72 which these release notes apply represents the latest point 73 along the &release.branch; development branch since 74 &release.branch; was created. Information regarding pre-built, 75 binary &release.type; distributions along this branch can be 76 found at <uri 77 xlink:href="&release.url;">&release.url;</uri>.</para> 78 79 <para releasetype="snapshot">The &release.type; distribution to 80 which these release notes apply represents a point along the 81 &release.branch; development branch between &release.prev; and 82 the future &release.next;. Information regarding pre-built, 83 binary &release.type; distributions along this branch can be 84 found at <uri 85 xlink:href="&release.url;">&release.url;</uri>.</para> 86 87 <para releasetype="release">This distribution of &os; 88 &release.current; is a &release.type; distribution. It can be 89 found at <uri xlink:href="&release.url;">&release.url;</uri> or 90 any of its mirrors. More information on obtaining this (or 91 other) &release.type; distributions of &os; can be found in the 92 <link 93 xlink:href="&url.books.handbook;/mirrors.html"><quote>Obtaining 94 &os;</quote> appendix</link> to the <link 95 xlink:href="&url.books.handbook;/">&os; 96 Handbook</link>.</para> 97 98 <para>All users are encouraged to consult the release errata 99 before installing &os;. The errata document is updated with 100 <quote>late-breaking</quote> information discovered late in the 101 release cycle or after the release. Typically, it contains 102 information on known bugs, security advisories, and corrections 103 to documentation. An up-to-date copy of the errata for &os; 104 &release.current; can be found on the &os; Web site.</para> 105 </sect1> 106 107 <sect1 xml:id="new"> 108 <title>What's New</title> 109 110 <para>This section describes the most user-visible new or changed 111 features in &os; since &release.prev;.</para> 112 113 <para>Typical release note items document recent security 114 advisories issued after &release.prev;, new drivers or hardware 115 support, new commands or options, major bug fixes, or 116 contributed software upgrades. They may also list changes to 117 major ports/packages or release engineering practices. Clearly 118 the release notes cannot list every single change made to &os; 119 between releases; this document focuses primarily on security 120 advisories, user-visible changes, and major architectural 121 improvements.</para> 122 123 <sect2 xml:id="security"> 124 <title>Security Advisories</title> 125 126 <para> </para> 127 128 </sect2> 129 130 <sect2 xml:id="kernel"> 131 <title>Kernel Changes</title> 132 133 <para revision="260431">A new &man.sysctl.8;, 134 <literal>kern.panic_reboot_wait_time</literal>, has been 135 added, which allows controlling how long the system will wait 136 after &man.panic.9; before rebooting.</para> 137 138 <para revision="262861">The &man.vt.4; driver has been merged 139 from &os;-CURRENT. To enable &man.vt.4;, enter 140 <literal>set kern.vty=vt</literal> at the &man.loader.8; 141 prompt during boot, or add <literal>kern.vty=vt</literal> to 142 &man.loader.conf.5; and reboot the system.</para> 143 144 <para revision="263122">Support for &man.hwpmc.4; has been added 145 for &powerpc; 970 class processors.</para> 146 147 <para revision="263197">Support for ADT7460 and ADT7467 fan 148 controllers found in newer PowerBooks™ and 149 iBooks™ has been added to the &man.iicbus.4; 150 driver.</para> 151 152 <para revision="263256">A panic triggered by removing 153 a &man.urtwn.4; device has been fixed.</para> 154 155 <para revision="263799">A potential deadlock in the &man.usb.4; 156 stack triggered by detaching USB devices that create character 157 devices has been fixed.</para> 158 159 <para revision="263869">Support for &amd; Family 16h sensor 160 devices has been added to &man.amdtemp.4;.</para> 161 162 <para revision="265610">The &man.uslcom.4; driver has been 163 updated to support 26 new devices.</para> 164 165 <para revision="266165">A kernel bug that inhibited proper 166 functionality of the <literal>dev.cpu.0.freq</literal> 167 &man.sysctl.8; on &intel; processors with Turbo 168 Boost™ enabled has been fixed.</para> 169 170 <para revision="266436">The &man.uart.4; driver has been 171 updated to include support for the &intel; Lynx Point 172 KT <acronym>AMT</acronym> serial port.</para> 173 174 <para revision="266594">The <literal>radeonkms(4)</literal> 175 driver has been updated to include 32-bit &man.ioctl.2; 176 support, allowing 32-bit applications to run on a 64-bit 177 system.</para> 178 179 <para revision="266718">A bug that would prevent 180 a &man.jail.8; from setting the correct IPv4 source address 181 with some operations that required 182 <literal>security.jail.allow_raw_sockets</literal> has been 183 fixed.</para> 184 185 <para revision="266911">The &man.hwpmc.4; driver has been 186 updated to support core events from the Atom™ 187 Silvermont architecture.</para> 188 189 <para revision="268046">The &man.oce.4; driver has been updated 190 with vendor-supplied fixes for big endian support, and 20GB/s 191 and 25GB/s link speeds.</para> 192 193 <para revision="270630">The &os; virtual memory subsystem 194 has been updated to implement <quote>fast path</quote> for 195 the page fault handler.</para> 196 197 <para revision="271069">The &man.asmc.4; driver has been updated 198 to support the &apple; Mac Mini 3,1.</para> 199 200 <para revision="271111">The &os;/&arch.powerpc64; default kernel 201 configuration, <filename>GENERIC64</filename>, has been 202 updated to enable the &man.vt.4; console driver for the 203 Sony® Playstation 3™ platform.</para> 204 205 <para revision="271116" contrib="sponsor" sponsor="&ff;">The 206 &os;/&arch.powerpc; <literal>ofwfb</literal> driver, used to 207 provide a graphics console when the &man.vt.4; console driver 208 is used, has been modified to work with the <filename 209 role="package">x11-drivers/xf86-video-scfb</filename> 210 port.</para> 211 212 <note> 213 <para>If using an <acronym>ATI</acronym> graphics card with 214 the &man.vt.4; driver, the <filename 215 role="package">x11-servers/xorg-server</filename> package 216 must be updated to version 1.12.4_8 or newer.</para> 217 </note> 218 219 <para revision="271128" contrib="sponsor" sponsor="&ff;">Several 220 performance enchancements to the &man.vt.4; driver have been 221 merged from &os;-CURRENT.</para> 222 223 <para revision="271153">The default stack size 224 (<literal>KSTACK_PAGES</literal>) has been increased from 225 <literal>4</literal> to <literal>8</literal> for the 226 &arch.powerpc64; architecture.</para> 227 228 <para revision="271205">The &os;/&arch.powerpc; ATI driver 229 has been updated to support enabling and disabling the 230 Radeon 9700 backlight, found in the 231 &apple; PowerBook™ G4.</para> 232 233 <para revision="271816">Hardware context support has been 234 added to the <literal>drm/i915</literal> driver, adding 235 support for <application>Mesa</application> 9.2 and 236 later.</para> 237 238 <sect3 xml:id="kernel-virtualization"> 239 <title>Virtualization Support</title> 240 241 <para revision="259450">Support for µsoft; Hyper-V 242 has been added to &os;/i386 as loadable modules, however 243 not available in the <filename>GENERIC</filename> kernel 244 configuration.</para> 245 246 <para revision="261090">The &man.bhyve.4; hypervisor now 247 supports soft power-off functionality via the ACPI S5 248 state.</para> 249 250 <para revision="267399">Support for &os;/i386 guests has been 251 added to &man.bhyve.4;.</para> 252 253 <para revision="267427">Support for virtualized 254 <literal>XSAVE</literal> has been added to &man.bhyve.4;, 255 allowing guest operating systems to use 256 <literal>XSAVE</literal> and 257 <literal>XSAVE</literal>-enabled features, such as 258 <acronym>AVX</acronym>.</para> 259 260 <para revision="268932">The &man.bhyve.4; hypervisor now 261 supports booting from a &man.zfs.8; filesystem.</para> 262 263 <para revision="268933">A new driver, &man.virtio_random.4;, 264 has been added, which allows &os; virtual machines to 265 harvest entropy from the hypervisor.</para> 266 267 <para revision="270159">The &man.bhyve.4; hypervisor has been 268 synced with the version in &os;-CURRENT.</para> 269 270 <para>A number of enhancements have been added, and several 271 bug fixes, including:</para> 272 273 <itemizedlist> 274 <listitem> 275 <para>Post-mortem debugging has been added when 276 a guest virtual machine exits with an 277 <quote><acronym>EPT</acronym> Misconfiguration</quote> 278 error.</para> 279 </listitem> 280 281 <listitem> 282 <para>The hypervisor &man.virtio.4; <acronym>API</acronym> 283 has been expanded from 32- to 64-bit.</para> 284 </listitem> 285 286 <listitem> 287 <para>Support for identifying capabilities of the virtual 288 <acronym>CPU</acronym> has been added.</para> 289 </listitem> 290 291 <listitem> 292 <para>Support for emulating legacy x86 task 293 switching has been added.</para> 294 </listitem> 295 296 <listitem> 297 <para>Support to list the VT-x features in base kernel 298 &man.dmesg.8; has been added.</para> 299 </listitem> 300 301 <listitem> 302 <para>Support for extended PCI configuration space 303 has been added.</para> 304 </listitem> 305 </itemizedlist> 306 </sect3> 307 308 <sect3 xml:id="kernel-arm"> 309 <title>ARM Support</title> 310 311 <para revision="259355">The <filename>WANDBOARD</filename> 312 kernel configuration file has been added.</para> 313 314 <para revision="265067">Boot devices may now be specified by 315 setting a u-boot environment variable. If a boot device is 316 not specified, the probe mechanism will be used. To specify 317 the boot device, set the 318 <literal>loaderdev=<replaceable>device</replaceable></literal> 319 u-boot environment variable.</para> 320 321 <para revision="266000">The <literal>nexus(4)</literal> driver 322 has been updated to include <quote>Flattened Device 323 Tree</quote> support, replacing the &man.fdtbus.4; driver 324 in most cases.</para> 325 326 <para revision="266105">The &man.gpioiic.4; and 327 &man.gpioled.4; have been merged from &os;-CURRENT.</para> 328 329 <para>Support for hardware floating point was added to the 330 kernel, and enabled by default in the configuration files 331 for all platforms that contain the required hardware.</para> 332 333 <para><application>C++</application> exception handling now 334 works with <application>GCC</application>.</para> 335 336 <para>Support for <acronym>SMP</acronym> was added to the 337 kernel, and enabled by default in the configuration files 338 for all platforms that contain multi-core CPUs.</para> 339 340 <para>Support was added for:</para> 341 342 <itemizedlist> 343 <listitem> 344 <para>CHROMEBOOK (Samsung Exynos 5250)</para> 345 </listitem> 346 347 <listitem> 348 <para>COLIBRI (Freescale Vybrid)</para> 349 </listitem> 350 351 <listitem> 352 <para>COSMIC (Freescale Vybrid)</para> 353 </listitem> 354 355 <listitem> 356 <para>IMX53-QSB (Freescale i.MX53)</para> 357 </listitem> 358 359 <listitem> 360 <para>QUARTZ (Freescale Vybrid)</para> 361 </listitem> 362 363 <listitem> 364 <para>RADXA (Rockchip rk30xx)</para> 365 </listitem> 366 367 <listitem> 368 <para>WANDBOARD (Freescale i.MX6)</para> 369 </listitem> 370 </itemizedlist> 371 372 <para>An <acronym>I2C</acronym> driver was added for 373 the RaspberryPi.</para> 374 375 <para>Drivers have been added to support <acronym>TI</acronym> 376 platforms, such as BEAGLEBONE and PANDABOARD:</para> 377 378 <itemizedlist> 379 <listitem> 380 <para>PRUSS (Programmable Realtime Unit Subsystem)</para> 381 </listitem> 382 383 <listitem> 384 <para>MBOX (Mailbox hardware)</para> 385 </listitem> 386 387 <listitem> 388 <para>SDHCI (new faster driver for 389 <acronym>MMC</acronym>/<acronym>SD</acronym> 390 storage)</para> 391 </listitem> 392 393 <listitem> 394 <para>PPS (Pulse Per Second input on a 395 <acronym>GPIO</acronym>/timer pin)</para> 396 </listitem> 397 398 <listitem> 399 <para>PWM (Pulse Width Modulation output)</para> 400 </listitem> 401 402 <listitem> 403 <para>ADC (Analog to Digital converter)</para> 404 </listitem> 405 </itemizedlist> 406 </sect3> 407 408 <sect3 xml:id="boot"> 409 <title>Boot Loader Changes</title> 410 411 <para revision="262701">A kernel selection menu has been added 412 to &man.loader.8;. If the <quote>beastie menu</quote> is 413 enabled, the kernel to boot may be selected from the kernel 414 selection menu. Additional kernels may be listed in 415 &man.loader.conf.5; as a comma- or space-separated list. By 416 default, <literal>kernel</literal> and 417 <literal>kernel.old</literal> are listed.</para> 418 419 <para revision="271130" contrib="sponsor" sponsor="&ff;">The 420 <filename class="directory">sys/boot/</filename> sources 421 have been rearranged, moving &man.libstand.3; to a directory 422 indicating the library is built as 32-bit.</para> 423 424 <para revision="271135" contrib="sponsor" sponsor="&ff;">The 425 &man.libstand.3; library has been updated to produce 426 a 64-bit shared library for the &os;/&arch.amd64; and 427 &os;/&arch.powerpc64; architectures.</para> 428 429 <para revision="271135" contrib="sponsor" 430 sponsor="&ff;">Initial support for <acronym>UEFI</acronym> 431 boot has been added.</para> 432 433 <para revision="271136" contrib="sponsor" sponsor="&ff;">Three 434 new files are installed to <filename 435 class="directory">/boot</filename>, supporting 436 <acronym>UEFI</acronym> boot:</para> 437 438 <itemizedlist> 439 <listitem> 440 <para><filename>boot1.efi</filename>: The 441 <acronym>UEFI</acronym> first stage bootstrap 442 file.</para> 443 </listitem> 444 445 <listitem> 446 <para><filename>boot1.efifat</filename>: 447 A <acronym>FAT</acronym> filesystem image containing 448 an <acronym>EFI</acronym> system partition.</para> 449 </listitem> 450 451 <listitem> 452 <para><filename>loader.efi</filename>: The third stage 453 bootstrap file.</para> 454 </listitem> 455 </itemizedlist> 456 457 <para revision="271880">Serial console and null console 458 support has been added to the <acronym>UEFI</acronym> boot 459 loader.</para> 460 461 <para revision="272006">Support has been added to cache 462 &man.geli.8; passphrases during system boot. When a system 463 is configured with multiple <literal>GEOM_ELI</literal> 464 providers all using the same passphrase, the passphrase that 465 is cached after the first entry is used for the subsequent 466 <literal>GEOM_ELI</literal> provider. If the passphrase in 467 the cache is incorrect, then a prompt for the passphrase for 468 the next provider is displayed.</para> 469 </sect3> 470 471 <sect3 xml:id="proc"> 472 <title>Hardware Support</title> 473 474 <sect4 xml:id="net-if"> 475 <title>Network Interface Support</title> 476 477 <para revision="259453">Support for Ralink RT5370 and 478 RT5372 chipsets has been added to the &man.run.4; 479 driver.</para> 480 481 <para revision="260120">Firmware for the &man.run.4; driver 482 has been updated to version 0.33.</para> 483 484 <para revision="261868">Support for the Ralink RT3593 485 chipset has been added to the &man.run.4; driver.</para> 486 487 <para revision="261972">The &man.nve.4; driver is now 488 deprecated, and the &man.nfe.4; driver should be used 489 instead.</para> 490 491 <para revision="262137">Support for the &man.axge.4; driver 492 has been added. This driver supports the ASIX AX88178A 493 and AX88179 USB ethernet adapters. The AX88178A supports 494 USB 2.0, and the AX88179 supports USB 2.0 and 3.0.</para> 495 496 <para revision="262363">The &man.urndis.4; driver has been 497 imported from OpenBSD.</para> 498 499 <para revision="264866">Support for multiple 500 transmitter/receiver queues has been added to the 501 &man.vmx.4; driver.</para> 502 503 <note> 504 <para>The &os; guest operating system must have 505 <acronym>MSIX</acronym> enabled as a prerequisite for 506 multiple queues.</para> 507 </note> 508 509 <para revision="265345">Support for the ASUS USB-N10 Nano 510 wireless card has been added to the &man.urtwn.4; 511 driver.</para> 512 513 <para revision="266212">Transmission checksum offloading has 514 been disabled for the RTL8168C and RTL8168CP chipsets in 515 the &man.re.4; driver for TCP and UDP frames. This is 516 due to a report of UDP datagrams with IP options 517 generating corrupt frames.</para> 518 519 <para revision="266578">Preliminary support has been added 520 to the &man.urtwn.4; driver for the Realtek RTL8188EUS and 521 RTL8188ETV chipsets.</para> 522 523 <para revision="267694">A bug in the fast receiver buffer 524 recycle path has been fixed in the &man.cxgbe.4; 525 driver.</para> 526 527 <para revision="267849" contrib="vendor" 528 vendor="&chelsio;">The bundled &man.cxgbe.4; firmware for 529 T4 and T5 cards has been updated to version 530 1.11.27.0.</para> 531 532 <para revision="269196">The &man.em.4; driver has been 533 updated to version 7.4.2.</para> 534 535 <para revision="269975">The &man.ixgbe.4; tunables have been 536 renamed to match their &man.sysctl.8; counterparts:</para> 537 538 <informaltable frame="none" pgwide="0"> 539 <tgroup cols="2"> 540 <colspec colwidth="1*"/> 541 <colspec colwidth="1*"/> 542 <thead> 543 <row> 544 <entry>Old Name</entry> 545 <entry>New Name</entry> 546 </row> 547 </thead> 548 549 <tbody> 550 <row> 551 <entry><literal>hw.ixgbe.enable_aim</literal></entry> 552 <entry><literal>hw.ix.enable_aim</literal></entry> 553 </row> 554 555 <row> 556 <entry><literal>hw.ixgbe.max_interrupt_rate</literal></entry> 557 <entry><literal>hw.ix.max_interrupt_rate</literal></entry> 558 </row> 559 560 <row> 561 <entry><literal>hw.ixgbe.rx_process_limit</literal></entry> 562 <entry><literal>hw.ix.rx_process_limit</literal></entry> 563 </row> 564 565 <row> 566 <entry><literal>hw.ixgbe.tx_process_limit</literal></entry> 567 <entry><literal>hw.ix.tx_process_limit</literal></entry> 568 </row> 569 570 <row> 571 <entry><literal>hw.ixgbe.enable_msix</literal></entry> 572 <entry><literal>hw.ix.enable_msix</literal></entry> 573 </row> 574 575 <row> 576 <entry><literal>hw.ixgbe.num_queues</literal></entry> 577 <entry><literal>hw.ix.num_queues</literal></entry> 578 </row> 579 580 <row> 581 <entry><literal>hw.ixgbe.txd</literal></entry> 582 <entry><literal>hw.ix.txd</literal></entry> 583 </row> 584 585 <row> 586 <entry><literal>hw.ixgbe.rxd</literal></entry> 587 <entry><literal>hw.ix.rxd</literal></entry> 588 </row> 589 590 <row> 591 <entry><literal>hw.ixgbe.unsupported_sfp</literal></entry> 592 <entry><literal>hw.ix.unsupported_sfp</literal></entry> 593 </row> 594 </tbody> 595 </tgroup> 596 </informaltable> 597 598 <para>Be sure to update &man.loader.conf.5; if using the 599 old tunables before upgrading to 600 &os; &release.current;.</para> 601 602 <para revision="270061">The &man.if.nf10bmac.4; driver has 603 been merged from &os;-CURRENT to support the NetFPGA-10G 604 Embedded CPU Ethernet Core.</para> 605 606 <para revision="270297">The &man.cxgbe.4; driver has been 607 updated to support &man.netmap.4; for the T5 10G/40G 608 cards.</para> 609 610 <para revision="270509">The &man.vtnet.4; driver has been 611 updated to support &man.netmap.4;.</para> 612 613 <para revision="270514">The &man.urtwn.4; driver has been 614 updated to support the ASUS USB-AC51 wireless card.</para> 615 616 <para revision="270631">The &intel; XL710 ethernet 617 controller driver, <literal>ixlv(4)</literal>, has been 618 merged from &os;-CURRENT.</para> 619 </sect4> 620 </sect3> 621 622 <sect3 xml:id="net-proto"> 623 <title>Network Protocols</title> 624 625 <para revision="265946">Support for the UDP-Lite protocol 626 (RFC 3828) has been added to the IPv4 and IPv6 627 stacks.</para> 628 629 <para revision="267771">A bug in &man.sctp.4; that would allow 630 two listening sockets bound to the same port has been 631 fixed.</para> 632 633 <para contrib="sponsor" sponsor="&ix;">Kernel RPC code, which 634 is a base of NFS server took multiple optimizations, that 635 significantly improved its performance and 636 <acronym>SMP</acronym> scalability.</para> 637 638 <para revision="269065" contrib="sponsor" sponsor="&ff;">The 639 <acronym>iSCSI</acronym> initiator has been updated to 640 support redirection handling when an 641 <acronym>iSCSI</acronym> device is configured with multiple 642 <acronym>IP</acronym> addresses across different network 643 interfaces. Previously, clients connecting to 644 such <acronym>iSCSI</acronym> devices could require 645 additional client-side configuration.</para> 646 647 <para revision="265523" contrib="sponsor" sponsor="&ff;">A new 648 &man.sysctl.8;, 649 <literal>kern.iscsi.fail_on_disconnection</literal>, has 650 been added, which allows <acronym>iSCSI</acronym> clients to 651 remove the attached disk device when the connection to the 652 target is dropped, where previously I/O would stop until the 653 connection is restored.</para> 654 655 <para revision="265524" contrib="sponsor" sponsor="&ff;">The 656 <acronym>iSCSI</acronym> transmit code has been optimized 657 to coalesce <acronym>PDUs</acronym> and avoid lock 658 contention.</para> 659 660 <para revision="265524" contrib="sponsor" 661 sponsor="&ix;">Several performance optimizations have been 662 made to the <acronym>iSCSI</acronym> subsystem, including 663 deferring wakeup until enough data has been received to 664 read or write a file, reducing <acronym>CPU</acronym> usage 665 and throughput performance with large I/O workloads.</para> 666 667 <para revision="263720" contrib="sponsor" 668 sponsor="&ff;">Support for hostname- and IP-based access 669 restriction has been added to the <acronym>iSCSI</acronym> 670 &man.ctld.8; daemon.</para> 671 672 <para revision="263725" contrib="sponsor" 673 sponsor="&ff;">The &man.ctld.8; daemon has been updated 674 to allow overriding the <quote>default</quote> 675 <literal>portal-group</literal> configuration.</para> 676 677 <para revision="263726" contrib="sponsor" 678 sponsor="&ff;">The &man.ctld.8; daemon now includes a new 679 <literal>auth-group</literal>, <quote>default</quote>, 680 defaulting to <literal>deny</literal>, which is possible 681 to override.</para> 682 </sect3> 683 684 <sect3 xml:id="disks"> 685 <title>Disks and Storage</title> 686 687 <para revision="260385" contrib="sponsor" sponsor="&ix;">The 688 &man.geom.4; subsystem has been updated to support I/O 689 direct dispatch. When safety requirements are met, it 690 enables avoiding passing I/O requests to GEOM 691 <literal>g_up</literal>/<literal>g_down</literal> thread, 692 executing them directly in the caller context, avoiding 693 CPU bottlenecks in 694 <literal>g_up</literal>/<literal>g_down</literal> threads, 695 plus avoid several context switches per I/O.</para> 696 697 <para revision="260385" contrib="sponsor" sponsor="&ix;">The 698 &man.geom.4; RAID driver has been 699 updated to support unmapped I/O.</para> 700 701 <para revision="260387" contrib="sponsor" sponsor="&ix;">The 702 &man.cam.4; subsystem has been updated to support 703 finer-grained locking, direct dispatch and multi-queue, 704 which combined with &man.geom.4; direct dispatch, reduces 705 lock congestion and improves <acronym>SMP</acronym> 706 scalability of the SCSI/ATA stack.</para> 707 708 <para revision="260478">The &man.geom.8; 709 <literal>GEOM_MULTIPATH</literal> class has been updated to 710 support automatic live partition resizing.</para> 711 712 <para revision="260857">The &man.virtio_blk.4; driver has been 713 updated to support unmapped I/O.</para> 714 715 <para revision="260858">The &man.virtio_scsi.4; driver has 716 been updated to support unmapped I/O.</para> 717 718 <para revision="264522">Support for LUN-based CD changers has 719 been removed from the &man.cd.4; driver.</para> 720 721 <para revision="264732">Support for 722 <literal>BIO_DELETE</literal> has been added to &man.zfs.8; 723 <literal>zvol</literal> volumes.</para> 724 725 <para revision="264734">Support for 9th generation HP host bus 726 adapter cards has been added to &man.ciss.4;.</para> 727 728 <para revision="265388" contrib="sponsor" sponsor="&lsi;">The 729 &man.mpr.4; device has been added, 730 providing support for LSI Fusion-MPT 3 12Gb SCSI/SATA 731 controllers.</para> 732 733 <para revision="265678">A new <literal>zvol</literal> property 734 <literal>volmode</literal> and &man.sysctl.8; 735 <literal>vfs.zfs.vol.mode</literal> has been added to allow 736 switching <literal>zvol</literal> between three different 737 ways of exposing it to a user: <literal>geom</literal>, 738 <literal>dev</literal> and <literal>none</literal>.</para> 739 740 <para revision="265922" contrib="sponsor" sponsor="&lsi;">The 741 &man.mrsas.4; driver has been added, providing support for 742 LSI MegaRAID SAS controllers. The &man.mfi.4; driver will 743 attach to the controller, by default. To enable 744 &man.mrsas.4; add <literal>hw.mfi.mrsas_enable=1</literal> 745 to <filename>/boot/loader.conf</filename>, which turns off 746 &man.mfi.4; device probing.</para> 747 748 <note> 749 <para>At this time, the &man.mfiutil.8; utility and the &os; 750 version of <application>MegaCLI</application> and 751 <application>StorCli</application> do not work with 752 &man.mrsas.4;.</para> 753 </note> 754 755 <para revision="266608">Fixed accounting of 756 <literal>BIO_FLUSH</literal> operation in &man.geom.8; 757 <literal>GEOM_DISK</literal> class</para> 758 759 <para revision="266610">The &man.gstat.8; utility now has an 760 <literal>-o</literal> option, to display 761 <quote>other</quote> operations, such as 762 <literal>BIO_FLUSH</literal>.</para> 763 764 <para revision="267084">The &man.mfi.4; driver has been 765 updated to include support for unmapped I/O.</para> 766 767 <para revision="267457">The &man.hpt27xx.4; driver has been 768 updated with various vendor-supplied bug fixes.</para> 769 770 <para revision="270130" contrib="sponsor" 771 sponsor="&citrix.rd;">Support for unmapped I/O has been 772 added to the &man.xen.4; <literal>blkfront</literal> 773 driver.</para> 774 775 <para revision="259328" contrib="sponsor" sponsor="&ff;">The 776 &man.geom.8; <literal>label</literal> class is now aware of 777 resized partitions. This corrects an issue where 778 <command>geom resize</command> would resize the partition, 779 but the label provider in <filename 780 class="directory">/dev/gptid/</filename> would not be 781 resized.</para> 782 783 <para revision="260502">The &man.gmirror.8; 784 utility now has a <literal>resize</literal> command, making 785 it easier to resize the size of a mirror when all of its 786 components have been replaced.</para> 787 788 <para revision="262967">Support for MegaRAID Fury cards has 789 been added to the &man.mfi.4; driver.</para> 790 791 <para revision="263024">The &man.aacraid.4; driver has been 792 updated to version 3.2.5.</para> 793 794 <para revision="265536">The <literal>GEOM_VINUM</literal> 795 option is now able to be built both directly into the kernel 796 or as a &man.kldload.8; loadable module.</para> 797 798 <para revision="265912">The &man.geom.8; 799 <literal>GEOM_PART</literal> class has been updated to 800 support automatic partition resizing. Changes to the 801 partition size are not saved to disk until 802 <command>gpart commit</command> is run, and prior to saving, 803 can be reverted with <command>gpart undo</command>.</para> 804 805 <para revision="266220">The &man.geom.uncompress.4; module is 806 built by default which, similar to &man.geom.uzip.4;, 807 provides support for compressed, read-only disk 808 images.</para> 809 810 <para revision="268091">Support for the 811 <literal>disklabel64</literal> partitioning scheme has been 812 added to &man.gpart.8;.</para> 813 814 <para revision="270552">A new &man.sysctl.8; and 815 &man.loader.8; tunable, 816 <literal>kern.geom.part.mbr.enforce_chs</literal> has been 817 added to the &man.geom.8; <literal>MBR</literal> partition 818 class. When set to a non-zero value, 819 <literal>GEOM_PART_MBR</literal> will automatically 820 recalculate the user-specified offset and size for alignment 821 with the disk geometry.</para> 822 823 <para contrib="sponsor" sponsor="&ix;">Many improvements to 824 the CAM Target Layer (CTL):</para> 825 <itemizedlist> 826 <listitem> 827 <para>Support for <literal>UNMAP</literal>, <literal>WRITE 828 SAME</literal>, <literal>COMPARE AND WRITE</literal>, 829 <literal>XCOPY</literal> and some other SCSI commands 830 was added to support VMWare VAAI and Microsoft ODX 831 storage acceleration.</para> 832 </listitem> 833 <listitem> 834 <para revision="265642">The 835 <literal>READ</literal>/<literal>WRITE</literal> size 836 limitations were removed by supporting multiple 837 data moves per command.</para> 838 </listitem> 839 <listitem> 840 <para revision="268556">Finer-grained per-LUN locking and 841 multiple worker threads for better 842 <acronym>SMP</acronym> scapability.</para> 843 </listitem> 844 <listitem> 845 <para revision="269297">Memory consumption reduced by 846 several times by disabling some never used 847 functionality.</para> 848 </listitem> 849 <listitem> 850 <para revision="269298">The maximum number of 851 <acronym>SCSI</acronym> ports increased from 32 to 852 128.</para> 853 </listitem> 854 <listitem> 855 <para revision="269429">Improved <literal>zvol</literal> 856 integration for better performance.</para> 857 </listitem> 858 </itemizedlist> 859 860 <para revision="270810" contrib="vendor" 861 vendor="&highpoint;">The &man.hptnr.4; driver has been 862 updated to version 1.0.1.</para> 863 864 <para revision="271234">The &man.mrsas.4; driver has been 865 added to the <filename>GENERIC</filename> kernel 866 configuration on &arch.amd64; and &arch.i386; 867 architectures.</para> 868 </sect3> 869 870 <sect3 xml:id="fs"> 871 <title>File Systems</title> 872 873 <para revision="260338">The 874 <literal>vfs.zfs.zio.use_uma</literal> &man.sysctl.8; has 875 been re-enabled. On multi-CPU machines with enough RAM, 876 this can easily double &man.zfs.8; performance or reduce CPU 877 usage in half. It was originally disabled due to memory and 878 <acronym>KVA</acronym> exhaustion problem reports, which 879 should be resolved due to several changes in the VM 880 subsystem.</para> 881 882 <para revision="260178" contrib="vendor" 883 vendor="&netflix;">A new flag, <literal>-R</literal>, 884 has been added to the &man.fsck.ffs.8; utility. When used, 885 &man.fsck.ffs.8; will restart itself when too many critical 886 errors have been detected.</para> 887 888 <para revision="263407">The &man.zfs.8; filesystem has been 889 updated to implement <quote>bookmarks</quote>. See 890 &man.zfs.8; for further details.</para> 891 892 <para revision="266122">The &man.zfs.8; filesystem has been 893 updated to allow tuning the minimum <quote>ashift</quote> 894 value when creating new top-level virtual devices (vdevs). 895 To set the minimum ashift value, for example when creating 896 a &man.zpool.8; on <quote>Advanced Format</quote> drives, 897 set the <literal>vfs.zfs.min_auto_ashift</literal> 898 &man.sysctl.8; accordingly.</para> 899 900 <para revision="266612">The <literal>libzfs</literal> thread 901 pool <acronym>API</acronym> has been imported from 902 OpenSolaris, and adapted for &os;. This change allows 903 parallel disk scanning, which can reduce &man.zpool.8; 904 overall import time in some workloads.</para> 905 906 <para revision="269651">The &man.restore.8; utility has been 907 updated to prevent assertion failures when restoring 908 a <acronym>UFS</acronym> filesystem dump to 909 a <acronym>ZFS</acronym> filesystem by writing restored 910 files in block sizes that are a multiple of 1024.</para> 911 912 <para revision="269774">Two &man.sysctl.8;s have been added 913 to the &man.zfs.8; filesystem:</para> 914 915 <itemizedlist> 916 <listitem> 917 <para> 918 <literal>vfs.zfs.mg_fragmentation_threshold</literal>: The 919 percentage of the metaslab group size that should be 920 considered eligible for allocation, unless all metaslab 921 groups within the metaslab class have also crossed this 922 threshold.</para> 923 </listitem> 924 925 <listitem> 926 <para> 927 <literal>vfs.zfs.metaslab.fragmentation_threshold</literal>: The 928 maximum percentage of metaslab fragmentation level to 929 keep their active state</para> 930 </listitem> 931 </itemizedlist> 932 933 <para revision="269846">The default &man.zfs.8; 934 <acronym>ARC</acronym> hash table size has been increased, 935 and a new &man.loader.8; tunable, 936 <literal>vfs.zfs.arc_average_blocksize</literal>, has been 937 added. Previously, the hash table could be too small, which 938 would lead to long hash chains and limit performance for 939 cached reads. The 940 <literal>vfs.zfs.arc_average_blocksize</literal> tunable 941 allows overriding the default block size. The previous 942 default was 65536, and default of the new &man.loader.8; 943 tunable is 8192.</para> 944 945 <para revision="270157">The Fast File System 946 (<acronym>FFS</acronym>) has been updated to support 947 multi-threaded soft updates. Previously, soft updates were 948 handled by a single thread, and as of this change, now have 949 one thread per <acronym>FFS</acronym> mountpoint.</para> 950 951 <para revision="270892" contrib="sponsor" sponsor="&ff;">The 952 new filesystem automount facility, &man.autofs.5;, has been 953 merged from &os;-CURRENT. The new &man.autofs.5; facility 954 is similar to that found in other &unix;-like operating 955 systems, such as OS X™ and Solaris™. The 956 &man.autofs.5; facility uses a &sun;-compatible 957 &man.auto.master.5; configuration file, and is administered 958 with the &man.automount.8; userland utility, and the 959 &man.automountd.8; and &man.autounmountd.8; daemons.</para> 960 </sect3> 961 </sect2> 962 963 <sect2 xml:id="userland"> 964 <title>Userland Changes</title> 965 966 <para revision="260177" contrib="sponsor" 967 sponsor="&netflix;">A new flag is added to &man.camcontrol.8;, 968 <literal>-b</literal>, which outputs the existing buses and 969 their parents.</para> 970 971 <para revision="262075">The &man.newsyslog.8; utility has been 972 updated to rotate files based on the actual file size instead 973 of the blocks on disk. This matches the behavior documented 974 in &man.newsyslog.conf.5;.</para> 975 976 <para revision="262384">The location of the &man.rctl.8; 977 configuration file can now be overridden in &man.rc.conf.5;. 978 To use a non-default location, set 979 <literal>rctl_rules</literal> in &man.rc.conf.5; to the 980 location of the file.</para> 981 982 <para revision="262855">The <application>ATF</application> test 983 suite has been updated to version 0.20. The test suite is 984 disabled by default in &os; 10.1, and can be enabled by 985 adding <literal>WITH_TESTS=yes</literal> to 986 &man.src.conf.5;.</para> 987 988 <para revision="263019">The <literal>libucl</literal> library 989 (Unified Configuration Library) has been merged from 990 &os;-CURRENT.</para> 991 992 <para revision="263020">The &man.pkg.7; bootstrapping utility 993 has been synced with the version in &os;-CURRENT.</para> 994 995 <para revision="263403">The &man.zfs.8; userland utility has 996 been updated to include aliases for 997 <command>snapshot</command>, which allows use of <command>zfs 998 list -t snap</command> and <command>zfs 999 snap</command>.</para> 1000 1001 <para revision="263405">The &man.zfs.8; userland utility has 1002 been updated to include a new flag to <command>zfs 1003 list</command>, <literal>-p</literal>, which when specified, 1004 prints the output in a parsable format.</para> 1005 1006 <para revision="263783">The Blowfish password format 1007 implementation has been updated. Support for 1008 $2b$ has been added, allowing use of passwords 1009 greater than 256 characters long.</para> 1010 1011 <para revision="264497">The &man.iconv.3; library has been 1012 updated to match NetBSD, providing several bug fixes.</para> 1013 1014 <para revision="265265">The &man.date.1; utility has been 1015 updated to include a new flag, <literal>-R</literal>, which 1016 prints the date and time output as specified in RFC 1017 2822.</para> 1018 1019 <para revision="265533">The &man.bc.1; utility has been updated 1020 to version 1.1, in sync with the version in OpenBSD.</para> 1021 1022 <para revision="265604" contrib="vendor" 1023 vendor="&netflix;">The &man.pmcstat.8; utility has been 1024 updated to include a new flag, <literal>-a</literal>, which 1025 when specified, produces a full stack track on the sampled 1026 points.</para> 1027 1028 <para revision="265701">The &man.netstat.8; and &man.route.8; 1029 utilities have been updated to include a shorthand equivalent 1030 to the <literal>-f inet</literal> and <literal>-f 1031 inet6</literal> address specifiers, <literal>-4</literal> 1032 and <literal>-6</literal>, respectively.</para> 1033 1034 <para revision="265879">The &man.crypt.3; library now defaults 1035 to SHA512 for password hashing.</para> 1036 1037 <para revision="266014">The &man.gvinum.8; utility has been 1038 updated to allow forceful configuration reset with the 1039 <literal>-f</literal> flag. Additionally, a bug that would 1040 prevent <literal>-f</literal> from properly creating 1041 a &man.gvinum.8; configuration has been fixed.</para> 1042 1043 <para revision="266029">The &man.login.conf.5; file now takes 1044 precedence over the shell-specific environment files. In 1045 particular, the <literal>PATH</literal>, 1046 <literal>BLOCKSIZE</literal> variables are commented from 1047 <filename>/usr/share/skel/dot.profile</filename>, and the 1048 <literal>path</literal>, <literal>BLOCKSIZE</literal>, and 1049 <literal>umask</literal> variables have been commented from 1050 <filename>/usr/share/skel/dot.cshrc</filename>.</para> 1051 1052 <para revision="266272">The &man.binmiscctl.8; userland utility 1053 and related image activator features have been merged from 1054 &os;-CURRENT.</para> 1055 1056 <para revision="266279">The &man.ps.1; utility has been 1057 updated to include the <literal>-J</literal> flag, used to 1058 filter output by matching &man.jail.8; IDs and names. 1059 Additionally, argument <literal>0</literal> can be used to 1060 <literal>-J</literal> to only list processes running on the 1061 host system.</para> 1062 1063 <para revision="266280">The &man.top.1; utility has been updated 1064 to filter by &man.jail.8; ID or name, in followup to the 1065 &man.ps.1; change in <literal>r265229</literal>.</para> 1066 1067 <para revision="266610">The &man.gstat.8; utility has been 1068 updated to include a new flag, <literal>-o</literal>. When 1069 set, &man.gstat.8; will display statistics for operations 1070 such as <literal>BIO_FLUSH</literal>.</para> 1071 1072 <para revision="266632">The &man.fetch.3; library has been 1073 updated to look for root <acronym>SSL</acronym> certificates 1074 in <filename class="directory">/usr/local/etc/ssl/</filename> 1075 before <filename 1076 class="directory">/etc/ssl/</filename>.</para> 1077 1078 <para revision="266715">The &man.clang.1;/llvm suite has been 1079 updated to version 3.4.1.</para> 1080 1081 <para revision="266816">The Blowfish password format 1082 has been changed to $2b$ by default.</para> 1083 1084 <para revision="266888">The amount of data collected for 1085 &man.hwpmc.4; has been updated to work with modern processors 1086 and larger amounts of available memory.</para> 1087 1088 <para revision="266890">The &man.pmcstat.8; utility has been 1089 updated to include a new flag, <literal>-l</literal>, which 1090 ends event collection after the specified number of 1091 seconds.</para> 1092 1093 <para revision="266953">The &man.mergemaster.8; utility has 1094 been updated to avoid printing 1095 <quote><filename>/var/tmp/temproot</filename> 1096 disappeared</quote> if there is nothing to compare.</para> 1097 1098 <para revision="267056">The &os; installer, &man.bsdinstall.8;, 1099 has been updated to include optional 1100 &man.geli.8;-encrypted or &man.gmirror.8;-mirrored swap 1101 devices when installing onto a full &man.zfs.8; filesystem. 1102 Additionally, the parent &man.zfs.8; dataset is now configured 1103 with <literal>lz4</literal> compression enabled.</para> 1104 1105 <para revision="267113">The default &man.newsyslog.conf.5; now 1106 includes files in the 1107 <filename>/etc/newsyslog.conf.d/</filename> and 1108 <filename>/usr/local/etc/newsyslog.conf.d/</filename> 1109 directories by default for &man.newsyslog.8;.</para> 1110 1111 <para revision="267161">The &man.realpath.1; utility has been 1112 updated to return <literal>ENOTDIR</literal> on paths 1113 components <quote>.</quote> and <quote>..</quote> that are 1114 not directories, such as <filename 1115 class="directory">/dev/null/.</filename> or <filename 1116 class="directory">/dev/null/..</filename>.</para> 1117 1118 <para revision="267236">A new flag, <quote>onifconsole</quote> 1119 has been added to <filename>/etc/ttys</filename>. This allows 1120 the system to provide a login prompt via serial console if the 1121 device is an active kernel console, otherwise it is equivalent 1122 to <literal>off</literal>.</para> 1123 1124 <para revision="267341">Support for legacy 1125 <acronym>PCI</acronym> devices has been removed from 1126 &man.bhyve.8;.</para> 1127 1128 <para revision="267450">The &man.bhyve.8; userland utility 1129 has been updated to include SMBIOS support. A new flag has 1130 been added, <literal>-U</literal>, which allows specifying the 1131 UUID of the guest in the System Information structure.</para> 1132 1133 <para revision="267734">The &os; Project has migrated 1134 from the <application>GNATS</application> bug tracking system 1135 to <application>Bugzilla</application>. The &man.send-pr.1; 1136 utility used for submitting problem reports has been replaced 1137 with a stub shell script that instructs to use the Bugzilla 1138 web interface.</para> 1139 1140 <para revision="267747">The &man.patch.1; utility has been 1141 updated to include a <literal>--dry-run</literal> flag, which 1142 is equivalent to <literal>--check</literal> and 1143 <literal>-C</literal>.</para> 1144 1145 <para revision="267878">A bug in &man.bsdgrep.1; that would 1146 prevent patterns from being matched under certain conditions 1147 has been fixed.</para> 1148 1149 <para revision="267979">The &man.procstat.1; utility has been 1150 updated to include two new flags, <literal>-r</literal> and 1151 <literal>-H</literal>. When <literal>-r</literal> is 1152 specified, &man.procstat.1; will print current resource usage 1153 about the process(es). When <literal>-H</literal> is 1154 specified, &man.procstat.1; will print information about 1155 threads rather than the process(es).</para> 1156 1157 <note> 1158 <para>The <literal>-H</literal> flag is currently only used 1159 with <literal>-r</literal> to display resource usage for 1160 individual threads, rather than the entire process.</para> 1161 </note> 1162 1163 <para revision="268019">The &man.sed.1; utility has been 1164 updated to include a new flag, <literal>-u</literal>, which 1165 enables unbuffered output when specified.</para> 1166 1167 <para revision="268161">The &man.mkimg.1; utility has been 1168 merged from &os;-CURRENT.</para> 1169 1170 <para revision="268700" contrib="sponsor" 1171 sponsor="&spectralogic;">The &man.camcontrol.8; has been 1172 updated to include a new <literal>persist</literal> command, 1173 which allows issuing <command>SCSI PERSISTENT RESERVE 1174 IN</command> and <command>SCSI PERSISTENT RESERVE 1175 OUT</command>.</para> 1176 1177 <para revision="268791">The &man.gstat.8; utility has been 1178 updated to include a new flag, <literal>-p</literal>, which 1179 displays only physical providers when specified.</para> 1180 1181 <para revision="268903">The &man.kldstat.8; utility has been 1182 updated to allow <literal>-q</literal> to be specified when 1183 also specifying <literal>-n 1184 <replaceable>module.ko</replaceable></literal>.</para> 1185 1186 <para revision="269177">The &man.mkimg.1; utility has been 1187 updated to include support for both fixed- and 1188 dynamically-allocated images for the <acronym>VHD</acronym> 1189 and <acronym>VMDK</acronym> formats.</para> 1190 1191 <para revision="269220">The &man.random.4; entropy collection 1192 script, <filename>/usr/libexec/save-entropy</filename>, no 1193 longer runs within &man.jail.8; environments.</para> 1194 1195 <para revision="269397">The &man.bhyve.8; wrapper script, 1196 <filename>/usr/share/examples/bhyve/vmrun.sh</filename>, 1197 has been synced with &os;-CURRENT.</para> 1198 1199 <para>This update includes:</para> 1200 1201 <itemizedlist> 1202 <listitem> 1203 <para>A new flag, <literal>-e</literal>, has been added, 1204 which is used to set &man.loader.8; environment 1205 variables.</para> 1206 </listitem> 1207 1208 <listitem> 1209 <para>A new flag, <literal>-C</literal>, has been added, 1210 which is used to specify the guest console device.</para> 1211 </listitem> 1212 1213 <listitem> 1214 <para>A new flag, <literal>-H</literal>, has been added, 1215 which is used to pass the host path to 1216 &man.bhyveload.8;.</para> 1217 </listitem> 1218 1219 <listitem> 1220 <para>Support for multiple disk and &man.tap.4; devices 1221 has been added.</para> 1222 </listitem> 1223 1224 <listitem> 1225 <para>The <literal>-I</literal> flag has been 1226 removed.</para> 1227 </listitem> 1228 </itemizedlist> 1229 1230 <para revision="269398">The &man.nfsd.8; server update to 4.1, 1231 adding support for RFC5661, has merged from 1232 &os;-CURRENT.</para> 1233 1234 <para revision="269432" arch="ia64">The serial terminals 1235 <filename>ttyu0</filename> and <filename>ttyu1</filename> have 1236 been updated to <literal>onifconsole</literal> by default in 1237 &man.ttys.5;, which either can be the serial console, 1238 depending on the platform.</para> 1239 1240 <para revision="269800">The &man.ping6.8; utility has been 1241 updated to reset <literal>itimer</literal> when the maximum 1242 number of packets to send have been reached. This prevents 1243 &man.ping6.8; from exiting when the interval in set to a small 1244 value and a low number of packets to send has been 1245 specified.</para> 1246 1247 <para revision="269805">The &man.jail.8; utility has been 1248 updated to support extra &man.ifconfig.8; arguments for the 1249 <literal>ip4.addr</literal> and <literal>ip6.addr</literal> 1250 parameters. This change allows &man.carp.4; interfaces to 1251 be used within the &man.jail.8;.</para> 1252 1253 <para revision="269946">Support for generating and compiling 1254 <acronym>USDT</acronym> <application>DTrace</application> 1255 probes has been improved. <application>DTrace</application> 1256 <acronym>USDT</acronym> files are now handled similar to 1257 &man.lex.1; and &man.yacc.1; files, meaning support for 1258 handling <application>D</application> files as part of the 1259 build process is built into the <literal>SRCS</literal> 1260 &man.make.1; environment variable.</para> 1261 1262 <para revision="269968">The &man.iscsictl.8; utility has been 1263 updated to include a new flag, <literal>-M</literal>, which 1264 allows modifying the <acronym>iSCSI</acronym> session 1265 parameters without requiring the session to be removed and 1266 added back.</para> 1267 1268 <para revision="270043">The &man.mount.nfs.8; utility has been 1269 updated to support specifying the NFS version as 1270 a <literal>key=<replaceable>value</replaceable></literal> pair 1271 argument to the <literal>-o</literal> flag. For example, to 1272 specify NFS version 4, the syntax to use is 1273 <literal>-o vers=4</literal>.</para> 1274 1275 <para revision="270242" contrib="sponsor" 1276 sponsor="&spectralogic;">The &man.devd.8; client socket type 1277 has been changed to <literal>SOCK_SEQPACKET</literal>, 1278 providing sequential packet support.</para> 1279 1280 <para revision="270401">Support for the <quote>account</quote> 1281 facility has been added to the &man.pam.group.8; 1282 module.</para> 1283 1284 <para revision="270890">The &man.pathchk.1; utility has been 1285 updated to ensure bytes greater than or equal to 128 are 1286 considered non-portable.</para> 1287 1288 <para revision="270997" contrib="vendor" vendor="&freenas;">The 1289 &man.zdb.8; utility is now included in the set of applications 1290 installed in the <filename 1291 class="directory">/rescue</filename> environment, making it 1292 possible to examine &man.zfs.8; filesystems when <filename 1293 class="directory">/usr</filename> is unavailable.</para> 1294 1295 <para>Several <literal>libc</literal> improvements have been 1296 merged from illumos™ and &apple;, providing better 1297 internationalization support and &posix; compliance.</para> 1298 1299 <para revision="271967">Support for adding empty partitions has 1300 been added to the &man.mkimg.1; utility.</para> 1301 1302 <para revision="272819">Support for QCOW and QCOW2 disk image 1303 formats has been added to the &man.mkimg.1; utility.</para> 1304 1305 <para revision="273098">The &man.mkimg.1; utility has been 1306 updated to include three options used to print information 1307 about &man.mkimg.1; itself:</para> 1308 1309 <informaltable frame="none" pgwide="0"> 1310 <tgroup cols="2"> 1311 <colspec colwidth="1*"/> 1312 <colspec colwidth="1*"/> 1313 <thead> 1314 <row> 1315 <entry>Option</entry> 1316 <entry>Output</entry> 1317 </row> 1318 </thead> 1319 1320 <tbody> 1321 <row> 1322 <entry><literal>--version</literal></entry> 1323 <entry>The current version of the &man.mkimg.1; 1324 utility</entry> 1325 </row> 1326 1327 <row> 1328 <entry><literal>--formats</literal></entry> 1329 <entry>The disk image file formats supported by 1330 &man.mkimg.1;</entry> 1331 </row> 1332 1333 <row> 1334 <entry><literal>--schemes</literal></entry> 1335 <entry>The partition schemes supported by 1336 &man.mkimg.1;</entry> 1337 </row> 1338 </tbody> 1339 </tgroup> 1340 </informaltable> 1341 1342 <sect3 xml:id="rc-scripts"> 1343 <title><filename>/etc/rc.d</filename> Scripts</title> 1344 1345 <para revision="264438">The <filename>network.subr</filename> 1346 &man.rc.8; script has been updated to loosen the requirement 1347 of listing network aliases in numeric order. Previously, 1348 a network alias of 1349 <literal>_alias<replaceable>2</replaceable></literal> 1350 would not be created if 1351 <literal>_alias<replaceable>1</replaceable></literal> was 1352 not defined.</para> 1353 1354 <para revision="268098">The &man.service.8; utility has been 1355 updated to check that the &man.rc.d.8; directory exists 1356 before traversing the directory.</para> 1357 1358 <para revision="259141">A regression introduced in 1359 &os; 10.0-RELEASE that would prevent proper IPv6 1360 allocation via the &man.jail.8; &man.rc.8; startup script 1361 has been fixed.</para> 1362 1363 <para revision="264438">The &man.rc.8; restriction requiring 1364 &man.mdconfig.8; devices defined in &man.rc.conf.5; to be 1365 listed sequentially has been removed.</para> 1366 1367 <para revision="262566">The &man.sshd.8; &man.rc.d.8; startup 1368 script now generates <literal>ED25519</literal> &man.sshd.8; 1369 host keys if keys do not already exist when 1370 <literal>ssh_keygen_alg()</literal> is invoked.</para> 1371 1372 <para revision="271095">Support for &man.vt.4; keyboard maps 1373 has been added to the <filename>syscons</filename> 1374 &man.rc.d.8; startup script.</para> 1375 1376 <para revision="271260">Support for subdirectories within 1377 <filename 1378 class="directory">/etc/rc.conf.d/<replaceable>service</replaceable>/</filename> 1379 has been added the &man.rc.d.8;. This allows creating 1380 separate configuration files for services such as 1381 <filename>netif</filename>, for example, where each network 1382 interface can have a separate configuration file.</para> 1383 1384 <para revision="272078">The default &man.rc.conf.5;, 1385 <filename>/etc/defaults/rc.conf</filename>, has been updated 1386 to include <filename 1387 class="directory">/usr/lib32/compat</filename> in the 1388 default <filename>ld-elf32.so.1</filename> search 1389 path.</para> 1390 </sect3> 1391 1392 <sect3 xml:id="periodic-scripts"> 1393 <title><filename>/etc/periodic</filename> Scripts</title> 1394 1395 <para revision="272430">The daily &man.periodic.8; script 1396 <filename>110.clean-tmps</filename> has been updated to 1397 avoid crossing filesystem mount boundaries when cleaning 1398 files in <filename class="directory">/tmp</filename>.</para> 1399 </sect3> 1400 </sect2> 1401 1402 <sect2 xml:id="contrib"> 1403 <title>Contributed Software</title> 1404 1405 <para revision="263285">The &man.xz.1; utility has been updated 1406 to a post-5.0.5 snapshot.</para> 1407 1408 <para revision="264377"><application>OpenSSH</application> has 1409 been updated to version 6.6p1.</para> 1410 1411 <para revision="264911">The &man.nc.1; utility has been updated 1412 to match the version in OpenBSD 5.5.</para> 1413 1414 <para revision="266692"><application>Sendmail</application> 1415 has been updated to 8.14.9.</para> 1416 1417 <para revision="268515">The &man.file.1; utility and 1418 &man.libmagic.3; library have been updated to 5.19.</para> 1419 1420 <para revision="268899">The &man.byacc.1; parser has been 1421 updated to version 20140422.</para> 1422 1423 <para revision="269024" contrib="sponsor" 1424 sponsor="&darpa_afrl;">The &man.lldb.1; debugging library has 1425 been updated to the r202189 snapshot.</para> 1426 1427 <para revision="269257">The &man.unbound.8; caching resolver and 1428 <literal>ldns</literal> have been updated to version 1429 1.4.22.</para> 1430 1431 <para revision="269686"><application>OpenSSL</application> has 1432 been updated to version 1.0.1i.</para> 1433 1434 <para revision="269847">The <quote>lite</quote> version of 1435 <application>Subversion</application> included in the 1436 &os; base system and its dependencies have been 1437 updated:</para> 1438 1439 <itemizedlist> 1440 <listitem> 1441 <para><application>apr</application> has been 1442 updated to version 1.5.1.</para> 1443 </listitem> 1444 1445 <listitem> 1446 <para><application>apr-util</application> has been 1447 updated to version 1.5.3.</para> 1448 </listitem> 1449 1450 <listitem> 1451 <para><application>serf</application> has been 1452 updated to version 1.3.7.</para> 1453 </listitem> 1454 1455 <listitem> 1456 <para><application>svnlite</application> has been 1457 updated to version 1.8.10.</para> 1458 </listitem> 1459 </itemizedlist> 1460 1461 <para revision="270026">The &man.nvi.1; editor has been 1462 update to version 2.1.2-c80f493b038.</para> 1463 1464 <para revision="270031">The &man.fparseln.3; library has 1465 been updated to version 1.7.</para> 1466 1467 <para revision="270415">The <application>lukemftpd</application> 1468 <acronym>FTP</acronym> server has been removed from the 1469 &os; base system.</para> 1470 1471 <para revision="270817">The timezone database has been updated 1472 to version tzdata2014f.</para> 1473 1474 <para revision="271947"><application>OpenPAM</application> has 1475 been updated to Ourouparia (20140912).</para> 1476 </sect2> 1477 1478 <sect2 xml:id="ports"> 1479 <title>Ports/Packages Collection Infrastructure</title> 1480 1481 <para> </para> 1482 1483 </sect2> 1484 1485 <sect2 xml:id="releng"> 1486 <title>Release Engineering and Integration</title> 1487 1488 <para revision="263028">The &man.services.mkdb.8; utility has 1489 been updated to include endianness awareness, allowing the 1490 <filename>services.db</filename> database to be created as 1491 part of the release build, regardless of native- or 1492 cross-built releases.</para> 1493 1494 <para revision="271470" contrib="sponsor" sponsor="&ff;">The 1495 <filename class="directory">release/</filename> scripts have 1496 been updated to produce <acronym>UEFI</acronym>-capable and 1497 <acronym>BIOS</acronym>-capable CD-ROM ISOs as well as memory 1498 stick images for the &os;/&arch.amd64; architecture.</para> 1499 1500 <para revision="271943" contrib="sponsor" sponsor="&ff;">The 1501 <filename>release/scripts/pkg-stage.sh</filename> script has 1502 been updated to include a symlink to the on-disc version of 1503 &man.pkg.8; in the <filename 1504 class="directory">packages/</filename> structure on the 1505 DVD installer. This allows the &man.pkg.7; bootstrap utility 1506 to properly locate the <filename>Latest/pkg.txz</filename> 1507 package on the DVD when <literal>REPOS_DIR</literal> is set to 1508 <filename class="directory">/dist/packages/repos</filename>, 1509 eliminating the need for a network connection or explicitly 1510 providing the path to the version included on the DVD 1511 installation medium.</para> 1512 1513 <para revision="273101" contrib="sponsor" sponsor="&ff;">The 1514 &os; Release Engineering build tools have been updated to 1515 provide support for building virtual machine disk images as 1516 part of the release build process using &man.mkimg.1;. The 1517 disk image formats currently supported include QCOW2, VHD, 1518 VMDK, and raw formats. See &man.release.7; for additional 1519 information.</para> 1520 1521 <para revision="273199" contrib="sponsor" sponsor="&ff;">The 1522 &os; Release Engineering build tools have been updated to 1523 provide support for building &os; virtual machine disk images 1524 for the µsoft; Azure cloud hosting platform. This 1525 functionality is not connected directly to the default 1526 <literal>release</literal> &man.make.1; target, however can be 1527 invoked by specifying the <literal>vm-azure</literal> target 1528 directly.</para> 1529 </sect2> 1530 </sect1> 1531 1532 <sect1 xml:id="upgrade"> 1533 <title>Upgrading from Previous Releases of &os;</title> 1534 1535 <para arch="amd64,i386">Binary upgrades between RELEASE versions 1536 (and snapshots of the various security branches) are supported 1537 using the &man.freebsd-update.8; utility. The binary upgrade 1538 procedure will update unmodified userland utilities, as well as 1539 unmodified <filename>GENERIC</filename> kernel distributed as 1540 a part of an official &os; release. The &man.freebsd-update.8; 1541 utility requires that the host being upgraded have Internet 1542 connectivity.</para> 1543 1544 <para>Source-based upgrades (those based on recompiling the &os; 1545 base system from source code) from previous versions are 1546 supported, according to the instructions in 1547 <filename>/usr/src/UPDATING</filename>.</para> 1548 1549 <important> 1550 <para>Upgrading &os; should only be attempted after 1551 backing up <emphasis>all</emphasis> data and configuration 1552 files.</para> 1553 </important> 1554 </sect1> 1555</article> 1556