1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 28*0Sstevel@tonic-gate 29*0Sstevel@tonic-gate #include <sys/pset.h> 30*0Sstevel@tonic-gate #include <sys/types.h> 31*0Sstevel@tonic-gate #include <sys/time.h> 32*0Sstevel@tonic-gate #include <sys/sysinfo.h> 33*0Sstevel@tonic-gate 34*0Sstevel@tonic-gate #include <assert.h> 35*0Sstevel@tonic-gate #include <stdio.h> 36*0Sstevel@tonic-gate #include <stdlib.h> 37*0Sstevel@tonic-gate #include <stdarg.h> 38*0Sstevel@tonic-gate #include <ctype.h> 39*0Sstevel@tonic-gate #include <unistd.h> 40*0Sstevel@tonic-gate #include <memory.h> 41*0Sstevel@tonic-gate #include <string.h> 42*0Sstevel@tonic-gate #include <strings.h> 43*0Sstevel@tonic-gate #include <fcntl.h> 44*0Sstevel@tonic-gate #include <errno.h> 45*0Sstevel@tonic-gate #include <kstat.h> 46*0Sstevel@tonic-gate #include <poll.h> 47*0Sstevel@tonic-gate 48*0Sstevel@tonic-gate #include "statcommon.h" 49*0Sstevel@tonic-gate 50*0Sstevel@tonic-gate #define SNAP(s, i, l, n) ((s) ? agg_proc_snap(s, i, l, n) : 0) 51*0Sstevel@tonic-gate 52*0Sstevel@tonic-gate #define REPRINT 20 53*0Sstevel@tonic-gate 54*0Sstevel@tonic-gate char cmdname[] = "mpstat"; 55*0Sstevel@tonic-gate 56*0Sstevel@tonic-gate static int hz; 57*0Sstevel@tonic-gate static int display_pset = -1; 58*0Sstevel@tonic-gate static int show_set = 0; 59*0Sstevel@tonic-gate static int suppress_state; 60*0Sstevel@tonic-gate 61*0Sstevel@tonic-gate static void print_header(int, int); 62*0Sstevel@tonic-gate static void show_cpu_usage(struct snapshot *, struct snapshot *, int); 63*0Sstevel@tonic-gate static void usage(void); 64*0Sstevel@tonic-gate 65*0Sstevel@tonic-gate int 66*0Sstevel@tonic-gate main(int argc, char **argv) 67*0Sstevel@tonic-gate { 68*0Sstevel@tonic-gate int c; 69*0Sstevel@tonic-gate int display_agg = 0; 70*0Sstevel@tonic-gate int iter = 1; 71*0Sstevel@tonic-gate int interval = 0; 72*0Sstevel@tonic-gate int poll_interval = 0; 73*0Sstevel@tonic-gate char *endptr; 74*0Sstevel@tonic-gate int infinite_cycles = 0; 75*0Sstevel@tonic-gate kstat_ctl_t *kc; 76*0Sstevel@tonic-gate struct snapshot *old = NULL; 77*0Sstevel@tonic-gate struct snapshot *new = NULL; 78*0Sstevel@tonic-gate enum snapshot_types types = SNAP_CPUS; 79*0Sstevel@tonic-gate 80*0Sstevel@tonic-gate while ((c = getopt(argc, argv, "apP:q")) != (int)EOF) 81*0Sstevel@tonic-gate switch (c) { 82*0Sstevel@tonic-gate case 'a': 83*0Sstevel@tonic-gate /* 84*0Sstevel@tonic-gate * Display aggregate data for processor sets. 85*0Sstevel@tonic-gate */ 86*0Sstevel@tonic-gate display_agg = 1; 87*0Sstevel@tonic-gate break; 88*0Sstevel@tonic-gate case 'p': 89*0Sstevel@tonic-gate /* 90*0Sstevel@tonic-gate * Display all processor sets. 91*0Sstevel@tonic-gate */ 92*0Sstevel@tonic-gate if (display_pset != -1) 93*0Sstevel@tonic-gate usage(); 94*0Sstevel@tonic-gate show_set = 1; 95*0Sstevel@tonic-gate break; 96*0Sstevel@tonic-gate case 'P': 97*0Sstevel@tonic-gate /* 98*0Sstevel@tonic-gate * Display specific processor set. 99*0Sstevel@tonic-gate */ 100*0Sstevel@tonic-gate if (show_set == 1) 101*0Sstevel@tonic-gate usage(); 102*0Sstevel@tonic-gate display_pset = (int)strtol 103*0Sstevel@tonic-gate (optarg, &endptr, 10); 104*0Sstevel@tonic-gate if (*endptr != NULL) 105*0Sstevel@tonic-gate usage(); 106*0Sstevel@tonic-gate /* 107*0Sstevel@tonic-gate * Not valid to specify a negative processor 108*0Sstevel@tonic-gate * set value. 109*0Sstevel@tonic-gate */ 110*0Sstevel@tonic-gate if (display_pset < 0) 111*0Sstevel@tonic-gate usage(); 112*0Sstevel@tonic-gate break; 113*0Sstevel@tonic-gate case 'q': 114*0Sstevel@tonic-gate suppress_state = 1; 115*0Sstevel@tonic-gate break; 116*0Sstevel@tonic-gate case '?': 117*0Sstevel@tonic-gate usage(); 118*0Sstevel@tonic-gate break; 119*0Sstevel@tonic-gate } 120*0Sstevel@tonic-gate 121*0Sstevel@tonic-gate hz = sysconf(_SC_CLK_TCK); 122*0Sstevel@tonic-gate 123*0Sstevel@tonic-gate if (argc > optind) { 124*0Sstevel@tonic-gate interval = (int)strtol(argv[optind], &endptr, 10); 125*0Sstevel@tonic-gate if (*endptr != NULL) 126*0Sstevel@tonic-gate usage(); 127*0Sstevel@tonic-gate poll_interval = 1000 * interval; 128*0Sstevel@tonic-gate if (argc > optind + 1) { 129*0Sstevel@tonic-gate iter = (unsigned int)strtoul 130*0Sstevel@tonic-gate (argv[optind + 1], &endptr, 10); 131*0Sstevel@tonic-gate if (*endptr != NULL || iter < 0) 132*0Sstevel@tonic-gate usage(); 133*0Sstevel@tonic-gate if (iter == 0) 134*0Sstevel@tonic-gate return (0); 135*0Sstevel@tonic-gate } else { 136*0Sstevel@tonic-gate infinite_cycles = 1; 137*0Sstevel@tonic-gate } 138*0Sstevel@tonic-gate } 139*0Sstevel@tonic-gate 140*0Sstevel@tonic-gate if (display_agg || show_set || display_pset != -1) 141*0Sstevel@tonic-gate types |= SNAP_PSETS; 142*0Sstevel@tonic-gate 143*0Sstevel@tonic-gate kc = open_kstat(); 144*0Sstevel@tonic-gate 145*0Sstevel@tonic-gate while (infinite_cycles || iter > 0) { 146*0Sstevel@tonic-gate free_snapshot(old); 147*0Sstevel@tonic-gate old = new; 148*0Sstevel@tonic-gate new = acquire_snapshot(kc, types, NULL); 149*0Sstevel@tonic-gate 150*0Sstevel@tonic-gate if (!suppress_state) 151*0Sstevel@tonic-gate snapshot_report_changes(old, new); 152*0Sstevel@tonic-gate 153*0Sstevel@tonic-gate /* if config changed, show stats from boot */ 154*0Sstevel@tonic-gate if (snapshot_has_changed(old, new)) { 155*0Sstevel@tonic-gate free_snapshot(old); 156*0Sstevel@tonic-gate old = NULL; 157*0Sstevel@tonic-gate } 158*0Sstevel@tonic-gate 159*0Sstevel@tonic-gate show_cpu_usage(old, new, display_agg); 160*0Sstevel@tonic-gate 161*0Sstevel@tonic-gate if (!infinite_cycles && --iter < 1) 162*0Sstevel@tonic-gate break; 163*0Sstevel@tonic-gate 164*0Sstevel@tonic-gate (void) poll(NULL, 0, poll_interval); 165*0Sstevel@tonic-gate } 166*0Sstevel@tonic-gate return (0); 167*0Sstevel@tonic-gate } 168*0Sstevel@tonic-gate 169*0Sstevel@tonic-gate /* 170*0Sstevel@tonic-gate * Print an mpstat output header. 171*0Sstevel@tonic-gate */ 172*0Sstevel@tonic-gate static void 173*0Sstevel@tonic-gate print_header(int display_agg, int show_set) 174*0Sstevel@tonic-gate { 175*0Sstevel@tonic-gate if (display_agg == 1) 176*0Sstevel@tonic-gate (void) printf("SET minf mjf xcal intr ithr csw icsw migr " 177*0Sstevel@tonic-gate "smtx srw syscl usr sys wt idl sze"); 178*0Sstevel@tonic-gate else { 179*0Sstevel@tonic-gate (void) printf("CPU minf mjf xcal intr ithr csw icsw migr " 180*0Sstevel@tonic-gate "smtx srw syscl usr sys wt idl"); 181*0Sstevel@tonic-gate if (show_set == 1) 182*0Sstevel@tonic-gate (void) printf(" set"); 183*0Sstevel@tonic-gate } 184*0Sstevel@tonic-gate (void) printf("\n"); 185*0Sstevel@tonic-gate } 186*0Sstevel@tonic-gate 187*0Sstevel@tonic-gate static void 188*0Sstevel@tonic-gate print_cpu(struct cpu_snapshot *c1, struct cpu_snapshot *c2) 189*0Sstevel@tonic-gate { 190*0Sstevel@tonic-gate uint64_t ticks = 0; 191*0Sstevel@tonic-gate double etime, percent; 192*0Sstevel@tonic-gate kstat_t *old_vm = NULL; 193*0Sstevel@tonic-gate kstat_t *old_sys = NULL; 194*0Sstevel@tonic-gate 195*0Sstevel@tonic-gate if (display_pset != -1 && display_pset != c2->cs_pset_id) 196*0Sstevel@tonic-gate return; 197*0Sstevel@tonic-gate 198*0Sstevel@tonic-gate /* 199*0Sstevel@tonic-gate * the first mpstat output will have c1 = NULL, to give 200*0Sstevel@tonic-gate * results since boot 201*0Sstevel@tonic-gate */ 202*0Sstevel@tonic-gate if (c1) { 203*0Sstevel@tonic-gate old_vm = &c1->cs_vm; 204*0Sstevel@tonic-gate old_sys = &c1->cs_sys; 205*0Sstevel@tonic-gate 206*0Sstevel@tonic-gate /* check there are stats to report */ 207*0Sstevel@tonic-gate if (!CPU_ACTIVE(c1)) 208*0Sstevel@tonic-gate return; 209*0Sstevel@tonic-gate } 210*0Sstevel@tonic-gate 211*0Sstevel@tonic-gate /* check there are stats to report */ 212*0Sstevel@tonic-gate if (!CPU_ACTIVE(c2)) 213*0Sstevel@tonic-gate return; 214*0Sstevel@tonic-gate 215*0Sstevel@tonic-gate ticks = cpu_ticks_delta(old_sys, &c2->cs_sys); 216*0Sstevel@tonic-gate 217*0Sstevel@tonic-gate etime = (double)ticks / hz; 218*0Sstevel@tonic-gate if (etime == 0.0) /* Prevent divide by zero errors */ 219*0Sstevel@tonic-gate etime = 1.0; 220*0Sstevel@tonic-gate percent = 100.0 / etime / hz; 221*0Sstevel@tonic-gate 222*0Sstevel@tonic-gate (void) printf("%3d %4.0f %3.0f %4.0f %5.0f %4.0f " 223*0Sstevel@tonic-gate "%4.0f %4.0f %4.0f %4.0f %4.0f %5.0f %3.0f %3.0f " 224*0Sstevel@tonic-gate "%3.0f %3.0f", 225*0Sstevel@tonic-gate c2->cs_id, 226*0Sstevel@tonic-gate (kstat_delta(old_vm, &c2->cs_vm, "hat_fault") + 227*0Sstevel@tonic-gate kstat_delta(old_vm, &c2->cs_vm, "as_fault")) / etime, 228*0Sstevel@tonic-gate kstat_delta(old_vm, &c2->cs_vm, "maj_fault") / etime, 229*0Sstevel@tonic-gate kstat_delta(old_sys, &c2->cs_sys, "xcalls") / etime, 230*0Sstevel@tonic-gate kstat_delta(old_sys, &c2->cs_sys, "intr") / etime, 231*0Sstevel@tonic-gate kstat_delta(old_sys, &c2->cs_sys, "intrthread") / etime, 232*0Sstevel@tonic-gate kstat_delta(old_sys, &c2->cs_sys, "pswitch") / etime, 233*0Sstevel@tonic-gate kstat_delta(old_sys, &c2->cs_sys, "inv_swtch") / etime, 234*0Sstevel@tonic-gate kstat_delta(old_sys, &c2->cs_sys, "cpumigrate") / etime, 235*0Sstevel@tonic-gate kstat_delta(old_sys, &c2->cs_sys, "mutex_adenters") / etime, 236*0Sstevel@tonic-gate (kstat_delta(old_sys, &c2->cs_sys, "rw_rdfails") + 237*0Sstevel@tonic-gate kstat_delta(old_sys, &c2->cs_sys, "rw_wrfails")) / etime, 238*0Sstevel@tonic-gate kstat_delta(old_sys, &c2->cs_sys, "syscall") / etime, 239*0Sstevel@tonic-gate kstat_delta(old_sys, &c2->cs_sys, "cpu_ticks_user") * percent, 240*0Sstevel@tonic-gate kstat_delta(old_sys, &c2->cs_sys, "cpu_ticks_kernel") * percent, 241*0Sstevel@tonic-gate kstat_delta(old_sys, &c2->cs_sys, "cpu_ticks_wait") * percent, 242*0Sstevel@tonic-gate kstat_delta(old_sys, &c2->cs_sys, "cpu_ticks_idle") * percent); 243*0Sstevel@tonic-gate 244*0Sstevel@tonic-gate if (show_set) 245*0Sstevel@tonic-gate (void) printf(" %3d", c2->cs_pset_id); 246*0Sstevel@tonic-gate (void) printf("\n"); 247*0Sstevel@tonic-gate } 248*0Sstevel@tonic-gate 249*0Sstevel@tonic-gate /*ARGSUSED*/ 250*0Sstevel@tonic-gate static void 251*0Sstevel@tonic-gate compare_cpu(void *v1, void *v2, void *data) 252*0Sstevel@tonic-gate { 253*0Sstevel@tonic-gate struct cpu_snapshot *c1 = (struct cpu_snapshot *)v1; 254*0Sstevel@tonic-gate struct cpu_snapshot *c2 = (struct cpu_snapshot *)v2; 255*0Sstevel@tonic-gate 256*0Sstevel@tonic-gate if (c2 == NULL) 257*0Sstevel@tonic-gate return; 258*0Sstevel@tonic-gate 259*0Sstevel@tonic-gate print_cpu(c1, c2); 260*0Sstevel@tonic-gate } 261*0Sstevel@tonic-gate 262*0Sstevel@tonic-gate static int 263*0Sstevel@tonic-gate pset_has_stats(struct pset_snapshot *p) 264*0Sstevel@tonic-gate { 265*0Sstevel@tonic-gate int count = 0; 266*0Sstevel@tonic-gate size_t i; 267*0Sstevel@tonic-gate for (i = 0; i < p->ps_nr_cpus; i++) { 268*0Sstevel@tonic-gate if (CPU_ACTIVE(p->ps_cpus[i])) 269*0Sstevel@tonic-gate count++; 270*0Sstevel@tonic-gate } 271*0Sstevel@tonic-gate return (count); 272*0Sstevel@tonic-gate } 273*0Sstevel@tonic-gate 274*0Sstevel@tonic-gate static void 275*0Sstevel@tonic-gate agg_stat(kstat_t *k1, kstat_t *k2, char *name) 276*0Sstevel@tonic-gate { 277*0Sstevel@tonic-gate kstat_named_t *ksn = kstat_data_lookup(k1, name); 278*0Sstevel@tonic-gate kstat_named_t *ksn2 = kstat_data_lookup(k2, name); 279*0Sstevel@tonic-gate ksn->value.ui64 += ksn2->value.ui64; 280*0Sstevel@tonic-gate } 281*0Sstevel@tonic-gate 282*0Sstevel@tonic-gate static kstat_t * 283*0Sstevel@tonic-gate agg_vm(struct pset_snapshot *p, kstat_t *ks) 284*0Sstevel@tonic-gate { 285*0Sstevel@tonic-gate size_t i; 286*0Sstevel@tonic-gate 287*0Sstevel@tonic-gate if (p->ps_nr_cpus == NULL) 288*0Sstevel@tonic-gate return (NULL); 289*0Sstevel@tonic-gate 290*0Sstevel@tonic-gate if (kstat_copy(&p->ps_cpus[0]->cs_vm, ks)) 291*0Sstevel@tonic-gate return (NULL); 292*0Sstevel@tonic-gate 293*0Sstevel@tonic-gate for (i = 1; i < p->ps_nr_cpus; i++) { 294*0Sstevel@tonic-gate agg_stat(ks, &p->ps_cpus[i]->cs_vm, "hat_fault"); 295*0Sstevel@tonic-gate agg_stat(ks, &p->ps_cpus[i]->cs_vm, "as_fault"); 296*0Sstevel@tonic-gate agg_stat(ks, &p->ps_cpus[i]->cs_vm, "maj_fault"); 297*0Sstevel@tonic-gate } 298*0Sstevel@tonic-gate 299*0Sstevel@tonic-gate return (ks); 300*0Sstevel@tonic-gate } 301*0Sstevel@tonic-gate 302*0Sstevel@tonic-gate static kstat_t * 303*0Sstevel@tonic-gate agg_sys(struct pset_snapshot *p, kstat_t *ks) 304*0Sstevel@tonic-gate { 305*0Sstevel@tonic-gate size_t i; 306*0Sstevel@tonic-gate 307*0Sstevel@tonic-gate if (p->ps_nr_cpus == NULL) 308*0Sstevel@tonic-gate return (NULL); 309*0Sstevel@tonic-gate 310*0Sstevel@tonic-gate if (kstat_copy(&p->ps_cpus[0]->cs_sys, ks)) 311*0Sstevel@tonic-gate return (NULL); 312*0Sstevel@tonic-gate 313*0Sstevel@tonic-gate for (i = 1; i < p->ps_nr_cpus; i++) { 314*0Sstevel@tonic-gate agg_stat(ks, &p->ps_cpus[i]->cs_sys, "xcalls"); 315*0Sstevel@tonic-gate agg_stat(ks, &p->ps_cpus[i]->cs_sys, "intr"); 316*0Sstevel@tonic-gate agg_stat(ks, &p->ps_cpus[i]->cs_sys, "intrthread"); 317*0Sstevel@tonic-gate agg_stat(ks, &p->ps_cpus[i]->cs_sys, "pswitch"); 318*0Sstevel@tonic-gate agg_stat(ks, &p->ps_cpus[i]->cs_sys, "inv_swtch"); 319*0Sstevel@tonic-gate agg_stat(ks, &p->ps_cpus[i]->cs_sys, "cpumigrate"); 320*0Sstevel@tonic-gate agg_stat(ks, &p->ps_cpus[i]->cs_sys, "mutex_adenters"); 321*0Sstevel@tonic-gate agg_stat(ks, &p->ps_cpus[i]->cs_sys, "rw_rdfails"); 322*0Sstevel@tonic-gate agg_stat(ks, &p->ps_cpus[i]->cs_sys, "rw_wrfails"); 323*0Sstevel@tonic-gate agg_stat(ks, &p->ps_cpus[i]->cs_sys, "syscall"); 324*0Sstevel@tonic-gate agg_stat(ks, &p->ps_cpus[i]->cs_sys, "cpu_ticks_user"); 325*0Sstevel@tonic-gate agg_stat(ks, &p->ps_cpus[i]->cs_sys, "cpu_ticks_kernel"); 326*0Sstevel@tonic-gate agg_stat(ks, &p->ps_cpus[i]->cs_sys, "cpu_ticks_wait"); 327*0Sstevel@tonic-gate agg_stat(ks, &p->ps_cpus[i]->cs_sys, "cpu_ticks_idle"); 328*0Sstevel@tonic-gate } 329*0Sstevel@tonic-gate 330*0Sstevel@tonic-gate return (ks); 331*0Sstevel@tonic-gate } 332*0Sstevel@tonic-gate 333*0Sstevel@tonic-gate static uint64_t 334*0Sstevel@tonic-gate get_nr_ticks(struct pset_snapshot *p1, struct pset_snapshot *p2) 335*0Sstevel@tonic-gate { 336*0Sstevel@tonic-gate kstat_t *old = NULL; 337*0Sstevel@tonic-gate kstat_t *new = NULL; 338*0Sstevel@tonic-gate size_t i = 0; 339*0Sstevel@tonic-gate 340*0Sstevel@tonic-gate for (i = 0; p1 && i < p1->ps_nr_cpus; i++) { 341*0Sstevel@tonic-gate if (p1->ps_cpus[i]->cs_sys.ks_data) { 342*0Sstevel@tonic-gate old = &p1->ps_cpus[i]->cs_sys; 343*0Sstevel@tonic-gate break; 344*0Sstevel@tonic-gate } 345*0Sstevel@tonic-gate } 346*0Sstevel@tonic-gate 347*0Sstevel@tonic-gate for (i = 0; p2 && i < p2->ps_nr_cpus; i++) { 348*0Sstevel@tonic-gate if (p2->ps_cpus[i]->cs_sys.ks_data) { 349*0Sstevel@tonic-gate new = &p2->ps_cpus[i]->cs_sys; 350*0Sstevel@tonic-gate break; 351*0Sstevel@tonic-gate } 352*0Sstevel@tonic-gate } 353*0Sstevel@tonic-gate 354*0Sstevel@tonic-gate if (old == NULL && new == NULL) 355*0Sstevel@tonic-gate return (0); 356*0Sstevel@tonic-gate 357*0Sstevel@tonic-gate if (new == NULL) { 358*0Sstevel@tonic-gate new = old; 359*0Sstevel@tonic-gate old = NULL; 360*0Sstevel@tonic-gate } 361*0Sstevel@tonic-gate 362*0Sstevel@tonic-gate return (cpu_ticks_delta(old, new)); 363*0Sstevel@tonic-gate } 364*0Sstevel@tonic-gate 365*0Sstevel@tonic-gate static void 366*0Sstevel@tonic-gate print_pset(struct pset_snapshot *p1, struct pset_snapshot *p2) 367*0Sstevel@tonic-gate { 368*0Sstevel@tonic-gate uint64_t ticks = 0; 369*0Sstevel@tonic-gate double etime, percent; 370*0Sstevel@tonic-gate kstat_t old_vm; 371*0Sstevel@tonic-gate kstat_t old_sys; 372*0Sstevel@tonic-gate kstat_t new_vm; 373*0Sstevel@tonic-gate kstat_t new_sys; 374*0Sstevel@tonic-gate 375*0Sstevel@tonic-gate if (display_pset != -1 && display_pset != p2->ps_id) 376*0Sstevel@tonic-gate return; 377*0Sstevel@tonic-gate 378*0Sstevel@tonic-gate if ((p1 && !pset_has_stats(p1)) || !pset_has_stats(p2)) 379*0Sstevel@tonic-gate return; 380*0Sstevel@tonic-gate 381*0Sstevel@tonic-gate old_vm.ks_data = old_sys.ks_data = NULL; 382*0Sstevel@tonic-gate new_vm.ks_data = new_sys.ks_data = NULL; 383*0Sstevel@tonic-gate 384*0Sstevel@tonic-gate /* 385*0Sstevel@tonic-gate * FIXME: these aggs will count "new" or disappeared cpus 386*0Sstevel@tonic-gate * in a set, leaving an apparent huge change. 387*0Sstevel@tonic-gate */ 388*0Sstevel@tonic-gate 389*0Sstevel@tonic-gate /* 390*0Sstevel@tonic-gate * the first mpstat output will have p1 = NULL, to give 391*0Sstevel@tonic-gate * results since boot 392*0Sstevel@tonic-gate */ 393*0Sstevel@tonic-gate if (p1) { 394*0Sstevel@tonic-gate if (!agg_vm(p1, &old_vm) || !agg_sys(p1, &old_sys)) 395*0Sstevel@tonic-gate goto out; 396*0Sstevel@tonic-gate } 397*0Sstevel@tonic-gate 398*0Sstevel@tonic-gate if (!agg_vm(p2, &new_vm) || !agg_sys(p2, &new_sys)) 399*0Sstevel@tonic-gate goto out; 400*0Sstevel@tonic-gate 401*0Sstevel@tonic-gate ticks = get_nr_ticks(p1, p2); 402*0Sstevel@tonic-gate 403*0Sstevel@tonic-gate etime = (double)ticks / hz; 404*0Sstevel@tonic-gate if (etime == 0.0) /* Prevent divide by zero errors */ 405*0Sstevel@tonic-gate etime = 1.0; 406*0Sstevel@tonic-gate percent = 100.0 / p2->ps_nr_cpus / etime / hz; 407*0Sstevel@tonic-gate 408*0Sstevel@tonic-gate (void) printf("%3d %4.0f %3.0f %4.0f %5.0f %4.0f " 409*0Sstevel@tonic-gate "%4.0f %4.0f %4.0f %4.0f %4.0f %5.0f %3.0f %3.0f " 410*0Sstevel@tonic-gate "%3.0f %3.0f %3d\n", 411*0Sstevel@tonic-gate p2->ps_id, 412*0Sstevel@tonic-gate (kstat_delta(&old_vm, &new_vm, "hat_fault") + 413*0Sstevel@tonic-gate kstat_delta(&old_vm, &new_vm, "as_fault")) / etime, 414*0Sstevel@tonic-gate kstat_delta(&old_vm, &new_vm, "maj_fault") / etime, 415*0Sstevel@tonic-gate kstat_delta(&old_sys, &new_sys, "xcalls") / etime, 416*0Sstevel@tonic-gate kstat_delta(&old_sys, &new_sys, "intr") / etime, 417*0Sstevel@tonic-gate kstat_delta(&old_sys, &new_sys, "intrthread") / etime, 418*0Sstevel@tonic-gate kstat_delta(&old_sys, &new_sys, "pswitch") / etime, 419*0Sstevel@tonic-gate kstat_delta(&old_sys, &new_sys, "inv_swtch") / etime, 420*0Sstevel@tonic-gate kstat_delta(&old_sys, &new_sys, "cpumigrate") / etime, 421*0Sstevel@tonic-gate kstat_delta(&old_sys, &new_sys, "mutex_adenters") / etime, 422*0Sstevel@tonic-gate (kstat_delta(&old_sys, &new_sys, "rw_rdfails") + 423*0Sstevel@tonic-gate kstat_delta(&old_sys, &new_sys, "rw_wrfails")) / etime, 424*0Sstevel@tonic-gate kstat_delta(&old_sys, &new_sys, "syscall") / etime, 425*0Sstevel@tonic-gate kstat_delta(&old_sys, &new_sys, "cpu_ticks_user") * percent, 426*0Sstevel@tonic-gate kstat_delta(&old_sys, &new_sys, "cpu_ticks_kernel") * percent, 427*0Sstevel@tonic-gate kstat_delta(&old_sys, &new_sys, "cpu_ticks_wait") * percent, 428*0Sstevel@tonic-gate kstat_delta(&old_sys, &new_sys, "cpu_ticks_idle") * percent, 429*0Sstevel@tonic-gate p2->ps_nr_cpus); 430*0Sstevel@tonic-gate 431*0Sstevel@tonic-gate out: 432*0Sstevel@tonic-gate free(old_vm.ks_data); 433*0Sstevel@tonic-gate free(old_sys.ks_data); 434*0Sstevel@tonic-gate free(new_vm.ks_data); 435*0Sstevel@tonic-gate free(new_sys.ks_data); 436*0Sstevel@tonic-gate } 437*0Sstevel@tonic-gate 438*0Sstevel@tonic-gate /*ARGSUSED*/ 439*0Sstevel@tonic-gate static void 440*0Sstevel@tonic-gate compare_pset(void *v1, void *v2, void *data) 441*0Sstevel@tonic-gate { 442*0Sstevel@tonic-gate struct pset_snapshot *p1 = (struct pset_snapshot *)v1; 443*0Sstevel@tonic-gate struct pset_snapshot *p2 = (struct pset_snapshot *)v2; 444*0Sstevel@tonic-gate 445*0Sstevel@tonic-gate if (p2 == NULL) 446*0Sstevel@tonic-gate return; 447*0Sstevel@tonic-gate 448*0Sstevel@tonic-gate print_pset(p1, p2); 449*0Sstevel@tonic-gate } 450*0Sstevel@tonic-gate 451*0Sstevel@tonic-gate 452*0Sstevel@tonic-gate /* 453*0Sstevel@tonic-gate * Report statistics for a sample interval. 454*0Sstevel@tonic-gate */ 455*0Sstevel@tonic-gate static void 456*0Sstevel@tonic-gate show_cpu_usage(struct snapshot *old, struct snapshot *new, int display_agg) 457*0Sstevel@tonic-gate { 458*0Sstevel@tonic-gate static int lines_until_reprint = 0; 459*0Sstevel@tonic-gate enum snapshot_types type = SNAP_CPUS; 460*0Sstevel@tonic-gate snapshot_cb cb = compare_cpu; 461*0Sstevel@tonic-gate 462*0Sstevel@tonic-gate if (lines_until_reprint == 0 || nr_active_cpus(new) > 1) { 463*0Sstevel@tonic-gate print_header(display_agg, show_set); 464*0Sstevel@tonic-gate lines_until_reprint = REPRINT; 465*0Sstevel@tonic-gate } 466*0Sstevel@tonic-gate 467*0Sstevel@tonic-gate lines_until_reprint--; 468*0Sstevel@tonic-gate 469*0Sstevel@tonic-gate if (display_agg) { 470*0Sstevel@tonic-gate type = SNAP_PSETS; 471*0Sstevel@tonic-gate cb = compare_pset; 472*0Sstevel@tonic-gate } 473*0Sstevel@tonic-gate 474*0Sstevel@tonic-gate /* print stats since boot the first time round */ 475*0Sstevel@tonic-gate (void) snapshot_walk(type, old, new, cb, NULL); 476*0Sstevel@tonic-gate (void) fflush(stdout); 477*0Sstevel@tonic-gate } 478*0Sstevel@tonic-gate 479*0Sstevel@tonic-gate /* 480*0Sstevel@tonic-gate * Usage message on error. 481*0Sstevel@tonic-gate */ 482*0Sstevel@tonic-gate static void 483*0Sstevel@tonic-gate usage(void) 484*0Sstevel@tonic-gate { 485*0Sstevel@tonic-gate (void) fprintf(stderr, 486*0Sstevel@tonic-gate "Usage: mpstat [-aq] [-p | -P processor_set] [interval [count]]\n"); 487*0Sstevel@tonic-gate exit(1); 488*0Sstevel@tonic-gate } 489