mbuf.c (80720) | mbuf.c (84153) |
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1/* 2 * Copyright (c) 1983, 1988, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 22 unchanged lines hidden (view full) --- 31 * SUCH DAMAGE. 32 */ 33 34#ifndef lint 35#if 0 36static char sccsid[] = "@(#)mbuf.c 8.1 (Berkeley) 6/6/93"; 37#endif 38static const char rcsid[] = | 1/* 2 * Copyright (c) 1983, 1988, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 22 unchanged lines hidden (view full) --- 31 * SUCH DAMAGE. 32 */ 33 34#ifndef lint 35#if 0 36static char sccsid[] = "@(#)mbuf.c 8.1 (Berkeley) 6/6/93"; 37#endif 38static const char rcsid[] = |
39 "$FreeBSD: head/usr.bin/netstat/mbuf.c 80720 2001-07-31 08:19:49Z bmilekic $"; | 39 "$FreeBSD: head/usr.bin/netstat/mbuf.c 84153 2001-09-30 01:58:39Z bmilekic $"; |
40#endif /* not lint */ 41 42#include <sys/param.h> 43#include <sys/mbuf.h> 44#include <sys/protosw.h> 45#include <sys/socket.h> 46#include <sys/sysctl.h> 47 48#include <err.h> 49#include <stdio.h> 50#include <stdlib.h> 51#include <string.h> 52#include "netstat.h" 53 54#define YES 1 55typedef int bool; 56 | 40#endif /* not lint */ 41 42#include <sys/param.h> 43#include <sys/mbuf.h> 44#include <sys/protosw.h> 45#include <sys/socket.h> 46#include <sys/sysctl.h> 47 48#include <err.h> 49#include <stdio.h> 50#include <stdlib.h> 51#include <string.h> 52#include "netstat.h" 53 54#define YES 1 55typedef int bool; 56 |
57/* XXX: mbtypes stats temporarily disactivated. */ 58#if 0 | |
59static struct mbtypenames { | 57static struct mbtypenames { |
60 int mt_type; | 58 short mt_type; |
61 char *mt_name; 62} mbtypenames[] = { 63 { MT_DATA, "data" }, 64 { MT_OOBDATA, "oob data" }, 65 { MT_CONTROL, "ancillary data" }, 66 { MT_HEADER, "packet headers" }, 67#ifdef MT_SOCKET 68 { MT_SOCKET, "socket structures" }, /* XXX */ --- 18 unchanged lines hidden (view full) --- 87#ifdef MT_RIGHTS 88 { MT_RIGHTS, "access rights" }, 89#endif 90#ifdef MT_IFADDR 91 { MT_IFADDR, "interface addresses" }, /* XXX */ 92#endif 93 { 0, 0 } 94}; | 59 char *mt_name; 60} mbtypenames[] = { 61 { MT_DATA, "data" }, 62 { MT_OOBDATA, "oob data" }, 63 { MT_CONTROL, "ancillary data" }, 64 { MT_HEADER, "packet headers" }, 65#ifdef MT_SOCKET 66 { MT_SOCKET, "socket structures" }, /* XXX */ --- 18 unchanged lines hidden (view full) --- 85#ifdef MT_RIGHTS 86 { MT_RIGHTS, "access rights" }, 87#endif 88#ifdef MT_IFADDR 89 { MT_IFADDR, "interface addresses" }, /* XXX */ 90#endif 91 { 0, 0 } 92}; |
95#endif /* 0 */ | |
96 97/* 98 * Print mbuf statistics. 99 */ 100void 101mbpr(u_long mbaddr, u_long mbtaddr, u_long nmbcaddr, u_long nmbufaddr, 102 u_long mblimaddr, u_long cllimaddr, u_long cpusaddr, u_long pgsaddr, 103 u_long mbpaddr) 104{ | 93 94/* 95 * Print mbuf statistics. 96 */ 97void 98mbpr(u_long mbaddr, u_long mbtaddr, u_long nmbcaddr, u_long nmbufaddr, 99 u_long mblimaddr, u_long cllimaddr, u_long cpusaddr, u_long pgsaddr, 100 u_long mbpaddr) 101{ |
105 int i, nmbufs, nmbclusters, page_size, num_objs; | 102 int i, j, nmbufs, nmbclusters, page_size, num_objs; |
106 u_int mbuf_limit, clust_limit; 107 u_long totspace[2], totused[2], totnum, totfree; | 103 u_int mbuf_limit, clust_limit; 104 u_long totspace[2], totused[2], totnum, totfree; |
105 short nmbtypes; |
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108 size_t mlen; | 106 size_t mlen; |
107 long *mbtypes = NULL; |
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109 struct mbstat *mbstat = NULL; 110 struct mbpstat **mbpstat = NULL; | 108 struct mbstat *mbstat = NULL; 109 struct mbpstat **mbpstat = NULL; |
111 112/* XXX: mbtypes stats temporarily disabled. */ 113#if 0 114 int nmbtypes; 115 size_t mbtypeslen; | |
116 struct mbtypenames *mp; | 110 struct mbtypenames *mp; |
117 u_long *mbtypes = NULL; | |
118 bool *seen = NULL; 119 | 111 bool *seen = NULL; 112 |
120 /* 121 * XXX 122 * We can't kread() mbtypeslen from a core image so we'll 123 * bogusly assume it's the same as in the running kernel. 124 */ 125 if (sysctlbyname("kern.ipc.mbtypes", NULL, &mbtypeslen, NULL, 0) < 0) { 126 warn("sysctl: retrieving mbtypes length"); 127 goto err; 128 } 129 if ((mbtypes = malloc(mbtypeslen)) == NULL) { 130 warn("malloc: %lu bytes for mbtypes", (u_long)mbtypeslen); 131 goto err; 132 } 133 134 nmbtypes = mbtypeslen / sizeof(*mbtypes); 135 if ((seen = calloc(nmbtypes, sizeof(*seen))) == NULL) { 136 warn("calloc"); 137 goto err; 138 } 139#endif 140 | |
141 mlen = sizeof *mbstat; 142 if ((mbstat = malloc(mlen)) == NULL) { 143 warn("malloc: cannot allocate memory for mbstat"); 144 goto err; 145 } 146 147 /* 148 * XXX: Unfortunately, for the time being, we have to fetch --- 14 unchanged lines hidden (view full) --- 163 goto err; 164 } 165 166 if (mbaddr) { 167 if (kread(mbpaddr, (char *)mbpstat[0], mlen)) 168 goto err; 169 if (kread(mbaddr, (char *)mbstat, sizeof mbstat)) 170 goto err; | 113 mlen = sizeof *mbstat; 114 if ((mbstat = malloc(mlen)) == NULL) { 115 warn("malloc: cannot allocate memory for mbstat"); 116 goto err; 117 } 118 119 /* 120 * XXX: Unfortunately, for the time being, we have to fetch --- 14 unchanged lines hidden (view full) --- 135 goto err; 136 } 137 138 if (mbaddr) { 139 if (kread(mbpaddr, (char *)mbpstat[0], mlen)) 140 goto err; 141 if (kread(mbaddr, (char *)mbstat, sizeof mbstat)) 142 goto err; |
171#if 0 172 if (kread(mbtaddr, (char *)mbtypes, mbtypeslen)) 173 goto err; 174#endif | |
175 if (kread(nmbcaddr, (char *)&nmbclusters, sizeof(int))) 176 goto err; 177 if (kread(nmbufaddr, (char *)&nmbufs, sizeof(int))) 178 goto err; 179 if (kread(mblimaddr, (char *)&mbuf_limit, sizeof(u_int))) 180 goto err; 181 if (kread(cllimaddr, (char *)&clust_limit, sizeof(u_int))) 182 goto err; --- 6 unchanged lines hidden (view full) --- 189 goto err; 190 } 191 mlen = sizeof *mbstat; 192 if (sysctlbyname("kern.ipc.mbstat", mbstat, &mlen, NULL, 0) 193 < 0) { 194 warn("sysctl: retrieving mbstat"); 195 goto err; 196 } | 143 if (kread(nmbcaddr, (char *)&nmbclusters, sizeof(int))) 144 goto err; 145 if (kread(nmbufaddr, (char *)&nmbufs, sizeof(int))) 146 goto err; 147 if (kread(mblimaddr, (char *)&mbuf_limit, sizeof(u_int))) 148 goto err; 149 if (kread(cllimaddr, (char *)&clust_limit, sizeof(u_int))) 150 goto err; --- 6 unchanged lines hidden (view full) --- 157 goto err; 158 } 159 mlen = sizeof *mbstat; 160 if (sysctlbyname("kern.ipc.mbstat", mbstat, &mlen, NULL, 0) 161 < 0) { 162 warn("sysctl: retrieving mbstat"); 163 goto err; 164 } |
197#if 0 198 if (sysctlbyname("kern.ipc.mbtypes", mbtypes, &mbtypeslen, NULL, 199 0) < 0) { 200 warn("sysctl: retrieving mbtypes"); 201 goto err; 202 } 203#endif | |
204 mlen = sizeof(int); 205 if (sysctlbyname("kern.ipc.nmbclusters", &nmbclusters, &mlen, 206 NULL, 0) < 0) { 207 warn("sysctl: retrieving nmbclusters"); 208 goto err; 209 } 210 mlen = sizeof(int); 211 if (sysctlbyname("kern.ipc.nmbufs", &nmbufs, &mlen, NULL, 0) --- 16 unchanged lines hidden (view full) --- 228 mlen = sizeof(int); 229 if (sysctlbyname("hw.pagesize", &page_size, &mlen, NULL, 0) 230 < 0) { 231 warn("sysctl: retrieving hw.pagesize"); 232 goto err; 233 } 234 } 235 | 165 mlen = sizeof(int); 166 if (sysctlbyname("kern.ipc.nmbclusters", &nmbclusters, &mlen, 167 NULL, 0) < 0) { 168 warn("sysctl: retrieving nmbclusters"); 169 goto err; 170 } 171 mlen = sizeof(int); 172 if (sysctlbyname("kern.ipc.nmbufs", &nmbufs, &mlen, NULL, 0) --- 16 unchanged lines hidden (view full) --- 189 mlen = sizeof(int); 190 if (sysctlbyname("hw.pagesize", &page_size, &mlen, NULL, 0) 191 < 0) { 192 warn("sysctl: retrieving hw.pagesize"); 193 goto err; 194 } 195 } 196 |
197 nmbtypes = mbstat->m_numtypes; 198 if ((seen = calloc(nmbtypes, sizeof(*seen))) == NULL) { 199 warn("calloc: cannot allocate memory for mbtypes seen flag"); 200 goto err; 201 } 202 if ((mbtypes = calloc(nmbtypes, sizeof(long *))) == NULL) { 203 warn("calloc: cannot allocate memory for mbtypes"); 204 goto err; 205 } 206 |
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236 for (i = 0; i < num_objs; i++) 237 mbpstat[i] = mbpstat[0] + i; 238 239#undef MSIZE 240#define MSIZE (mbstat->m_msize) 241#undef MCLBYTES 242#define MCLBYTES (mbstat->m_mclbytes) 243#define MBPERPG (page_size / MSIZE) 244#define CLPERPG (page_size / MCLBYTES) 245#define GENLST (num_objs - 1) 246 247 printf("mbuf usage:\n"); 248 printf("\tGEN list:\t%lu/%lu (in use/in pool)\n", 249 (mbpstat[GENLST]->mb_mbpgs * MBPERPG - mbpstat[GENLST]->mb_mbfree), 250 (mbpstat[GENLST]->mb_mbpgs * MBPERPG)); 251 totnum = mbpstat[GENLST]->mb_mbpgs * MBPERPG; 252 totfree = mbpstat[GENLST]->mb_mbfree; | 207 for (i = 0; i < num_objs; i++) 208 mbpstat[i] = mbpstat[0] + i; 209 210#undef MSIZE 211#define MSIZE (mbstat->m_msize) 212#undef MCLBYTES 213#define MCLBYTES (mbstat->m_mclbytes) 214#define MBPERPG (page_size / MSIZE) 215#define CLPERPG (page_size / MCLBYTES) 216#define GENLST (num_objs - 1) 217 218 printf("mbuf usage:\n"); 219 printf("\tGEN list:\t%lu/%lu (in use/in pool)\n", 220 (mbpstat[GENLST]->mb_mbpgs * MBPERPG - mbpstat[GENLST]->mb_mbfree), 221 (mbpstat[GENLST]->mb_mbpgs * MBPERPG)); 222 totnum = mbpstat[GENLST]->mb_mbpgs * MBPERPG; 223 totfree = mbpstat[GENLST]->mb_mbfree; |
224 for (j = 1; j < nmbtypes; j++) 225 mbtypes[j] += mbpstat[GENLST]->mb_mbtypes[j]; |
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253 totspace[0] = mbpstat[GENLST]->mb_mbpgs * page_size; 254 for (i = 0; i < (num_objs - 1); i++) { 255 if (mbpstat[i]->mb_active == 0) 256 continue; 257 printf("\tCPU #%d list:\t%lu/%lu (in use/in pool)\n", i, 258 (mbpstat[i]->mb_mbpgs * MBPERPG - mbpstat[i]->mb_mbfree), 259 (mbpstat[i]->mb_mbpgs * MBPERPG)); 260 totspace[0] += mbpstat[i]->mb_mbpgs * page_size; 261 totnum += mbpstat[i]->mb_mbpgs * MBPERPG; 262 totfree += mbpstat[i]->mb_mbfree; | 226 totspace[0] = mbpstat[GENLST]->mb_mbpgs * page_size; 227 for (i = 0; i < (num_objs - 1); i++) { 228 if (mbpstat[i]->mb_active == 0) 229 continue; 230 printf("\tCPU #%d list:\t%lu/%lu (in use/in pool)\n", i, 231 (mbpstat[i]->mb_mbpgs * MBPERPG - mbpstat[i]->mb_mbfree), 232 (mbpstat[i]->mb_mbpgs * MBPERPG)); 233 totspace[0] += mbpstat[i]->mb_mbpgs * page_size; 234 totnum += mbpstat[i]->mb_mbpgs * MBPERPG; 235 totfree += mbpstat[i]->mb_mbfree; |
236 for (j = 1; j < nmbtypes; j++) 237 mbtypes[j] += mbpstat[i]->mb_mbtypes[j]; |
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263 } 264 totused[0] = totnum - totfree; 265 printf("\tTotal:\t\t%lu/%lu (in use/in pool)\n", totused[0], totnum); 266 printf("\tMaximum number allowed on each CPU list: %d\n", mbuf_limit); 267 printf("\tMaximum possible: %d\n", nmbufs); | 238 } 239 totused[0] = totnum - totfree; 240 printf("\tTotal:\t\t%lu/%lu (in use/in pool)\n", totused[0], totnum); 241 printf("\tMaximum number allowed on each CPU list: %d\n", mbuf_limit); 242 printf("\tMaximum possible: %d\n", nmbufs); |
243 printf("\tAllocated mbuf types:\n"); 244 for (mp = mbtypenames; mp->mt_name; mp++) { 245 if (mbtypes[mp->mt_type]) { 246 seen[mp->mt_type] = YES; 247 printf("\t %lu mbufs allocated to %s\n", 248 mbtypes[mp->mt_type], mp->mt_name); 249 } 250 } 251 for (i = 1; i < nmbtypes; i++) { 252 if (!seen[i] && mbtypes[i]) 253 printf("\t %lu mbufs allocated to <mbuf type: %d>\n", 254 mbtypes[i], i); 255 } |
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268 printf("\t%lu%% of mbuf map consumed\n", ((totspace[0] * 100) / (nmbufs 269 * MSIZE))); 270 271 printf("mbuf cluster usage:\n"); 272 printf("\tGEN list:\t%lu/%lu (in use/in pool)\n", 273 (mbpstat[GENLST]->mb_clpgs * CLPERPG - mbpstat[GENLST]->mb_clfree), 274 (mbpstat[GENLST]->mb_clpgs * CLPERPG)); 275 totnum = mbpstat[GENLST]->mb_clpgs * CLPERPG; --- 19 unchanged lines hidden (view full) --- 295 printf("%lu KBytes of wired memory reserved (%lu%% in use)\n", 296 (totspace[0] + totspace[1]) / 1024, ((totused[0] * MSIZE + 297 totused[1] * MCLBYTES) * 100) / (totspace[0] + totspace[1])); 298 printf("%lu requests for memory denied\n", mbstat->m_drops); 299 printf("%lu requests for memory delayed\n", mbstat->m_wait); 300 printf("%lu calls to protocol drain routines\n", mbstat->m_drain); 301 302err: | 256 printf("\t%lu%% of mbuf map consumed\n", ((totspace[0] * 100) / (nmbufs 257 * MSIZE))); 258 259 printf("mbuf cluster usage:\n"); 260 printf("\tGEN list:\t%lu/%lu (in use/in pool)\n", 261 (mbpstat[GENLST]->mb_clpgs * CLPERPG - mbpstat[GENLST]->mb_clfree), 262 (mbpstat[GENLST]->mb_clpgs * CLPERPG)); 263 totnum = mbpstat[GENLST]->mb_clpgs * CLPERPG; --- 19 unchanged lines hidden (view full) --- 283 printf("%lu KBytes of wired memory reserved (%lu%% in use)\n", 284 (totspace[0] + totspace[1]) / 1024, ((totused[0] * MSIZE + 285 totused[1] * MCLBYTES) * 100) / (totspace[0] + totspace[1])); 286 printf("%lu requests for memory denied\n", mbstat->m_drops); 287 printf("%lu requests for memory delayed\n", mbstat->m_wait); 288 printf("%lu calls to protocol drain routines\n", mbstat->m_drain); 289 290err: |
303#if 0 | |
304 if (mbtypes != NULL) 305 free(mbtypes); 306 if (seen != NULL) 307 free(seen); | 291 if (mbtypes != NULL) 292 free(mbtypes); 293 if (seen != NULL) 294 free(seen); |
308#endif | |
309 if (mbstat != NULL) 310 free(mbstat); 311 if (mbpstat != NULL) { 312 if (mbpstat[0] != NULL) 313 free(mbpstat[0]); 314 free(mbpstat); 315 } 316 317 return; 318} | 295 if (mbstat != NULL) 296 free(mbstat); 297 if (mbpstat != NULL) { 298 if (mbpstat[0] != NULL) 299 free(mbpstat[0]); 300 free(mbpstat); 301 } 302 303 return; 304} |