procstat_threads.c revision 186567
1174199Srwatson/*- 2174199Srwatson * Copyright (c) 2007 Robert N. M. Watson 3174199Srwatson * All rights reserved. 4174199Srwatson * 5174199Srwatson * Redistribution and use in source and binary forms, with or without 6174199Srwatson * modification, are permitted provided that the following conditions 7174199Srwatson * are met: 8174199Srwatson * 1. Redistributions of source code must retain the above copyright 9174199Srwatson * notice, this list of conditions and the following disclaimer. 10174199Srwatson * 2. Redistributions in binary form must reproduce the above copyright 11174199Srwatson * notice, this list of conditions and the following disclaimer in the 12174199Srwatson * documentation and/or other materials provided with the distribution. 13174199Srwatson * 14174199Srwatson * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15174199Srwatson * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16174199Srwatson * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17174199Srwatson * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18174199Srwatson * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19174199Srwatson * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20174199Srwatson * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21174199Srwatson * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22174199Srwatson * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23174199Srwatson * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24174199Srwatson * SUCH DAMAGE. 25174199Srwatson * 26174199Srwatson * $FreeBSD: head/usr.bin/procstat/procstat_threads.c 186567 2008-12-29 18:58:22Z rwatson $ 27174199Srwatson */ 28174199Srwatson 29186567Srwatson#include <sys/param.h> 30174199Srwatson#include <sys/sysctl.h> 31174199Srwatson#include <sys/user.h> 32174199Srwatson 33174199Srwatson#include <err.h> 34174199Srwatson#include <errno.h> 35174199Srwatson#include <stdio.h> 36174199Srwatson#include <stdlib.h> 37174199Srwatson#include <string.h> 38174199Srwatson 39174199Srwatson#include "procstat.h" 40174199Srwatson 41174199Srwatsonvoid 42174199Srwatsonprocstat_threads(pid_t pid, struct kinfo_proc *kipp) 43174199Srwatson{ 44174199Srwatson struct kinfo_proc *kip; 45176107Sdwmalone int error, name[4]; 46176107Sdwmalone unsigned int i; 47174199Srwatson const char *str; 48174199Srwatson size_t len; 49174199Srwatson 50174199Srwatson if (!hflag) 51174230Srwatson printf("%5s %6s %-16s %-16s %2s %4s %-7s %-9s\n", "PID", 52174230Srwatson "TID", "COMM", "TDNAME", "CPU", "PRI", "STATE", "WCHAN"); 53174199Srwatson 54174199Srwatson /* 55174199Srwatson * We need to re-query for thread information, so don't use *kipp. 56174199Srwatson */ 57174199Srwatson name[0] = CTL_KERN; 58174199Srwatson name[1] = KERN_PROC; 59174199Srwatson name[2] = KERN_PROC_PID | KERN_PROC_INC_THREAD; 60174199Srwatson name[3] = pid; 61174199Srwatson 62174199Srwatson len = 0; 63174199Srwatson error = sysctl(name, 4, NULL, &len, NULL, 0); 64174199Srwatson if (error < 0 && errno != ESRCH) { 65174199Srwatson warn("sysctl: kern.proc.pid: %d", pid); 66174199Srwatson return; 67174199Srwatson } 68174199Srwatson if (error < 0) 69174199Srwatson return; 70174199Srwatson 71174199Srwatson kip = malloc(len); 72174199Srwatson if (kip == NULL) 73174199Srwatson err(-1, "malloc"); 74174199Srwatson 75174199Srwatson if (sysctl(name, 4, kip, &len, NULL, 0) < 0) { 76174199Srwatson warn("sysctl: kern.proc.pid: %d", pid); 77174199Srwatson free(kip); 78174199Srwatson return; 79174199Srwatson } 80174199Srwatson 81174199Srwatson kinfo_proc_sort(kip, len / sizeof(*kipp)); 82174199Srwatson for (i = 0; i < len / sizeof(*kipp); i++) { 83174199Srwatson kipp = &kip[i]; 84174199Srwatson printf("%5d ", pid); 85174199Srwatson printf("%6d ", kipp->ki_tid); 86174230Srwatson printf("%-16s ", strlen(kipp->ki_comm) ? 87174199Srwatson kipp->ki_comm : "-"); 88174230Srwatson printf("%-16s ", (strlen(kipp->ki_ocomm) && 89174230Srwatson (strcmp(kipp->ki_comm, kipp->ki_ocomm) != 0)) ? 90174230Srwatson kipp->ki_ocomm : "-"); 91174199Srwatson if (kipp->ki_oncpu != 255) 92174199Srwatson printf("%3d ", kipp->ki_oncpu); 93174199Srwatson else if (kipp->ki_lastcpu != 255) 94174199Srwatson printf("%3d ", kipp->ki_lastcpu); 95174199Srwatson else 96174199Srwatson printf("%3s ", "-"); 97174199Srwatson printf("%4d ", kipp->ki_pri.pri_level); 98174199Srwatson switch (kipp->ki_stat) { 99174199Srwatson case SRUN: 100174199Srwatson str = "run"; 101174199Srwatson break; 102174199Srwatson 103174199Srwatson case SSTOP: 104174199Srwatson str = "stop"; 105174199Srwatson break; 106174199Srwatson 107174199Srwatson case SSLEEP: 108174199Srwatson str = "sleep"; 109174199Srwatson break; 110174199Srwatson 111174199Srwatson case SLOCK: 112174199Srwatson str = "lock"; 113174199Srwatson break; 114174199Srwatson 115174199Srwatson case SWAIT: 116174199Srwatson str = "wait"; 117174199Srwatson break; 118174199Srwatson 119174199Srwatson case SZOMB: 120174199Srwatson str = "zomb"; 121174199Srwatson break; 122174199Srwatson 123174199Srwatson case SIDL: 124174199Srwatson str = "idle"; 125174199Srwatson break; 126174199Srwatson 127174199Srwatson default: 128174199Srwatson str = "??"; 129174199Srwatson break; 130174199Srwatson } 131174199Srwatson printf("%-7s ", str); 132174199Srwatson if (kipp->ki_kiflag & KI_LOCKBLOCK) { 133174199Srwatson printf("*%-8s ", strlen(kipp->ki_lockname) ? 134174199Srwatson kipp->ki_lockname : "-"); 135174199Srwatson } else { 136174199Srwatson printf("%-9s ", strlen(kipp->ki_wmesg) ? 137174199Srwatson kipp->ki_wmesg : "-"); 138174199Srwatson } 139174199Srwatson printf("\n"); 140174199Srwatson } 141174199Srwatson free(kip); 142174199Srwatson} 143