Differential D2446 Diff 8317 usr.bin/procstat/procstat_cs.c

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usr.bin/procstat/procstat_cs.c

	/*-			/*-
	* Copyright (c) 2007 Robert N. M. Watson			* Copyright (c) 2007 Robert N. M. Watson
				* Copyright (c) 2015 Allan Jude <allanjude@freebsd.org>
	* All rights reserved.			* All rights reserved.
	*			*
	* Redistribution and use in source and binary forms, with or without			* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions			* modification, are permitted provided that the following conditions
	* are met:			* are met:
	* 1. Redistributions of source code must retain the above copyright			* 1. Redistributions of source code must retain the above copyright
	* notice, this list of conditions and the following disclaimer.			* notice, this list of conditions and the following disclaimer.
	* 2. Redistributions in binary form must reproduce the above copyright			* 2. Redistributions in binary form must reproduce the above copyright
	Show All 12 Lines
	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF			* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	* SUCH DAMAGE.			* SUCH DAMAGE.
	*			*
	* $FreeBSD$			* $FreeBSD$
	*/			*/

	#include <sys/param.h>			#include <sys/param.h>
	#include <sys/cpuset.h>			#include <sys/cpuset.h>
				#include <sys/sbuf.h>
	#include <sys/sysctl.h>			#include <sys/sysctl.h>
	#include <sys/user.h>			#include <sys/user.h>

	#include <err.h>			#include <err.h>
	#include <errno.h>			#include <errno.h>
	#include <libprocstat.h>			#include <libprocstat.h>
	#include <stdio.h>			#include <stdio.h>
	#include <stdlib.h>			#include <stdlib.h>
	#include <string.h>			#include <string.h>

	#include "procstat.h"			#include "procstat.h"

	void			void
	procstat_cs(struct procstat procstat, struct kinfo_proc kipp)			procstat_cs(struct procstat procstat, struct kinfo_proc kipp)
	{			{
	cpusetid_t cs;			cpusetid_t cs;
	cpuset_t mask;			cpuset_t mask;
	struct kinfo_proc *kip;			struct kinfo_proc *kip;
				struct sbuf *cpusetbuf;
	unsigned int count, i;			unsigned int count, i;
	int once, twice, lastcpu, cpu;			int once, twice, lastcpu, cpu;

	if (!hflag)			if (!hflag)
	printf("%5s %6s %-16s %-16s %2s %4s %-7s\n", "PID",			xo_emit("{T:/%5s %6s %-16s %-16s %2s %4s %-7s}\n", "PID",
	"TID", "COMM", "TDNAME", "CPU", "CSID", "CPU MASK");			"TID", "COMM", "TDNAME", "CPU", "CSID", "CPU MASK");

	kip = procstat_getprocs(procstat, KERN_PROC_PID \| KERN_PROC_INC_THREAD,			kip = procstat_getprocs(procstat, KERN_PROC_PID \| KERN_PROC_INC_THREAD,
	kipp->ki_pid, &count);			kipp->ki_pid, &count);
	if (kip == NULL)			if (kip == NULL)
	return;			return;
	kinfo_proc_sort(kip, count);			kinfo_proc_sort(kip, count);
	for (i = 0; i < count; i++) {			for (i = 0; i < count; i++) {
	kipp = &kip[i];			kipp = &kip[i];
	printf("%5d ", kipp->ki_pid);			xo_emit("{k:process_id/%5d/%d} ", kipp->ki_pid);
	printf("%6d ", kipp->ki_tid);			xo_emit("{:thread_id/%6d/%d} ", kipp->ki_tid);
	printf("%-16s ", strlen(kipp->ki_comm) ?			xo_emit("{:command/%-16s/%s} ", strlen(kipp->ki_comm) ?
	kipp->ki_comm : "-");			kipp->ki_comm : "-");
	printf("%-16s ", (strlen(kipp->ki_tdname) &&			xo_emit("{:thread_name/%-16s/%s} ", (strlen(kipp->ki_tdname) &&
	(strcmp(kipp->ki_comm, kipp->ki_tdname) != 0)) ?			(strcmp(kipp->ki_comm, kipp->ki_tdname) != 0)) ?
	kipp->ki_tdname : "-");			kipp->ki_tdname : "-");
	if (kipp->ki_oncpu != 255)			if (kipp->ki_oncpu != 255)
	printf("%3d ", kipp->ki_oncpu);			xo_emit("{:cpu/%3d/%d} ", kipp->ki_oncpu);
	else if (kipp->ki_lastcpu != 255)			else if (kipp->ki_lastcpu != 255)
	printf("%3d ", kipp->ki_lastcpu);			xo_emit("{:cpu/%3d/%d} ", kipp->ki_lastcpu);
	else			else
	printf("%3s ", "-");			xo_emit("{:cpu/%3s/%s} ", "-");
	if (cpuset_getid(CPU_LEVEL_CPUSET, CPU_WHICH_TID,			if (cpuset_getid(CPU_LEVEL_CPUSET, CPU_WHICH_TID,
	kipp->ki_tid, &cs) != 0) {			kipp->ki_tid, &cs) != 0) {
	cs = CPUSET_INVALID;			cs = CPUSET_INVALID;
	}			}
	printf("%4d ", cs);			xo_emit("{:cpu_set_id/%4d/%d} ", cs);
	if ((cs != CPUSET_INVALID) &&			if ((cs != CPUSET_INVALID) &&
	(cpuset_getaffinity(CPU_LEVEL_WHICH, CPU_WHICH_TID,			(cpuset_getaffinity(CPU_LEVEL_WHICH, CPU_WHICH_TID,
	kipp->ki_tid, sizeof(mask), &mask) == 0)) {			kipp->ki_tid, sizeof(mask), &mask) == 0)) {
	lastcpu = -1;			lastcpu = -1;
	once = 0;			once = 0;
	twice = 0;			twice = 0;
				cpusetbuf = sbuf_new_auto();
	for (cpu = 0; cpu < CPU_SETSIZE; cpu++) {			for (cpu = 0; cpu < CPU_SETSIZE; cpu++) {
	if (CPU_ISSET(cpu, &mask)) {			if (CPU_ISSET(cpu, &mask)) {
	if (once == 0) {			if (once == 0) {
	printf("%d", cpu);			sbuf_printf(cpusetbuf, "%d", cpu);
	once = 1;			once = 1;
	} else if (cpu == lastcpu + 1) {			} else if (cpu == lastcpu + 1) {
	twice = 1;			twice = 1;
	} else if (twice == 1) {			} else if (twice == 1) {
	printf("-%d,%d", lastcpu, cpu);			sbuf_printf(cpusetbuf, "-%d,%d", lastcpu, cpu);
	twice = 0;			twice = 0;
	} else			} else
	printf(",%d", cpu);			sbuf_printf(cpusetbuf, ",%d", cpu);
	lastcpu = cpu;			lastcpu = cpu;
	}			}
	}			}
	if (once && twice)			if (once && twice)
	printf("-%d", lastcpu);			sbuf_printf(cpusetbuf, "-%d", lastcpu);
				if (sbuf_finish(cpusetbuf) != 0)
				xo_err(1, "Could not generate output");
				xo_emit("{:cpu_set/%s}", sbuf_data(cpusetbuf));
				sbuf_delete(cpusetbuf);
	}			}
	printf("\n");			xo_emit("\n");
	}			}
	procstat_freeprocs(procstat, kip);			procstat_freeprocs(procstat, kip);
	}			}