| conclusions.ms (21673) | conclusions.ms (22818) |
|---|---|
| 1.\" Copyright (c) 1983 The Regents of the University of California. 2.\" All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. --- 16 unchanged lines hidden (view full) --- 25.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30.\" SUCH DAMAGE. 31.\" 32.\" @(#)conclusions.ms 6.2 (Berkeley) 4/16/91 | 1.\" Copyright (c) 1983 The Regents of the University of California. 2.\" All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. --- 16 unchanged lines hidden (view full) --- 25.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30.\" SUCH DAMAGE. 31.\" 32.\" @(#)conclusions.ms 6.2 (Berkeley) 4/16/91 |
| 33.\" $FreeBSD: head/share/doc/papers/diskperf/conclusions.ms 21673 1997-01-14 07:20:47Z jkh $ | 33.\" $FreeBSD: head/share/doc/papers/diskperf/conclusions.ms 22818 1997-02-17 00:07:54Z wosch $ |
| 34.\" 35.ds RH Conclusions 36.NH 37Conclusions 38.PP 39Peak available throughput is only one criterion 40in most storage system purchasing decisions. 41Most of the VAX UNIX systems we are familiar with --- 48 unchanged lines hidden (view full) --- 90to transfer simultaneously from two drives at once tends to make 91the two drive transfer tests run much more effectively. 92Tuning for the single drive case works more effectively in the two 93drive case than when controllers that cannot handle simultaneous 94transfers are used. 95.ds RH Acknowledgements 96.nr H2 1 97.sp 1 | 34.\" 35.ds RH Conclusions 36.NH 37Conclusions 38.PP 39Peak available throughput is only one criterion 40in most storage system purchasing decisions. 41Most of the VAX UNIX systems we are familiar with --- 48 unchanged lines hidden (view full) --- 90to transfer simultaneously from two drives at once tends to make 91the two drive transfer tests run much more effectively. 92Tuning for the single drive case works more effectively in the two 93drive case than when controllers that cannot handle simultaneous 94transfers are used. 95.ds RH Acknowledgements 96.nr H2 1 97.sp 1 |
| 98.SH | 98.NH |
| 99\s+2Acknowledgements\s0 100.PP 101We thank Paul Massigilia and Bill Grace 102of Digital Equipment Corp for helping us run our 103disk tests on their UDA50/RA81. 104We also thank Rich Notari and Paul Ritkowski 105of Emulex for making their machines available 106to us to run our tests of the SC780/Eagles. --- 4 unchanged lines hidden (view full) --- 111Finally we thank our sponsors, 112the National Science Foundation under grant MCS80-05144, 113and the Defense Advance Research Projects Agency (DoD) under 114Arpa Order No. 4031 monitored by Naval Electronic System Command under 115Contract No. N00039-82-C-0235. 116.ds RH References 117.nr H2 1 118.sp 1 | 99\s+2Acknowledgements\s0 100.PP 101We thank Paul Massigilia and Bill Grace 102of Digital Equipment Corp for helping us run our 103disk tests on their UDA50/RA81. 104We also thank Rich Notari and Paul Ritkowski 105of Emulex for making their machines available 106to us to run our tests of the SC780/Eagles. --- 4 unchanged lines hidden (view full) --- 111Finally we thank our sponsors, 112the National Science Foundation under grant MCS80-05144, 113and the Defense Advance Research Projects Agency (DoD) under 114Arpa Order No. 4031 monitored by Naval Electronic System Command under 115Contract No. N00039-82-C-0235. 116.ds RH References 117.nr H2 1 118.sp 1 |
| 119.SH | 119.NH |
| 120\s+2References\s0 121.LP 122.IP [McKusick83] 20 123M. McKusick, W. Joy, S. Leffler, R. Fabry, 124``A Fast File System for UNIX'', 125\fIACM Transactions on Computer Systems 2\fP, 3. 126pp 181-197, August 1984. 127.ds RH Appendix A 128.bp | 120\s+2References\s0 121.LP 122.IP [McKusick83] 20 123M. McKusick, W. Joy, S. Leffler, R. Fabry, 124``A Fast File System for UNIX'', 125\fIACM Transactions on Computer Systems 2\fP, 3. 126pp 181-197, August 1984. 127.ds RH Appendix A 128.bp |