Differential D2446 Diff 8422 usr.bin/procstat/procstat_rusage.c

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usr.bin/procstat/procstat_rusage.c

/*-		/*-
* Copyright (c) 2012 Hudson River Trading LLC		* Copyright (c) 2012 Hudson River Trading LLC
* Written by: John H. Baldwin <jhb@FreeBSD.org>		* Written by: John H. Baldwin <jhb@FreeBSD.org>
		* 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 18 Lines

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

#include <libprocstat.h>		#include <libprocstat.h>
#include <stdbool.h>		#include <stdbool.h>
#include <stdio.h>		#include <stdio.h>
		#include <stdlib.h>
#include <libutil.h>		#include <libutil.h>

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

static struct {		static struct {
const char *ri_name;		const char *ri_name;
bool ri_humanize;		bool ri_humanize;
int ri_scale;		int ri_scale;
Show All 28 Lines	format_time(struct timeval *tv)
days = hours / 24;		days = hours / 24;
hours %= 24;		hours %= 24;
used = 0;		used = 0;
if (days == 1)		if (days == 1)
used += snprintf(buffer, sizeof(buffer), "1 day ");		used += snprintf(buffer, sizeof(buffer), "1 day ");
else if (days > 0)		else if (days > 0)
used += snprintf(buffer, sizeof(buffer), "%u days ", days);		used += snprintf(buffer, sizeof(buffer), "%u days ", days);

snprintf(buffer + used, sizeof(buffer) - used, "%02u:%02u:%02u.%06u ",		snprintf(buffer + used, sizeof(buffer) - used, "%02u:%02u:%02u.%06u",
hours, minutes, seconds, (unsigned int)tv->tv_usec);		hours, minutes, seconds, (unsigned int)tv->tv_usec);
return (buffer);		return (buffer);
}		}

static const char *		static const char *
format_value(long value, bool humanize, int scale)		format_value(long value, bool humanize, int scale)
{		{
static char buffer[14];		static char buffer[14];

if (scale != 0)		if (scale != 0)
value <<= scale * 10;		value <<= scale * 10;
if (humanize)		if (humanize)
humanize_number(buffer, sizeof(buffer), value, "B",		humanize_number(buffer, sizeof(buffer), value, "B",
scale, HN_DECIMAL);		scale, HN_DECIMAL);
else		else
snprintf(buffer, sizeof(buffer), "%ld ", value);		snprintf(buffer, sizeof(buffer), "%ld ", value);
return (buffer);		return (buffer);
}		}

static void		static void
print_prefix(struct kinfo_proc *kipp)		print_prefix(struct kinfo_proc *kipp)
{		{

printf("%5d ", kipp->ki_pid);		xo_emit("{d:process_id/%5d/%d} ", kipp->ki_pid);
if (Hflag)		if (Hflag)
printf("%6d ", kipp->ki_tid);		xo_emit("{d:thread_id/%6d/%d} ", kipp->ki_tid);
printf("%-16s ", kipp->ki_comm);		xo_emit("{d:command/%-16s/%s} ", kipp->ki_comm);
}		}

static void		static void
print_rusage(struct kinfo_proc *kipp)		print_rusage(struct kinfo_proc *kipp)
{		{
long *lp;		long *lp;
unsigned int i;		unsigned int i;
		char field, threadid;

print_prefix(kipp);		print_prefix(kipp);
printf("%-14s %32s\n", "user time",		xo_emit("{d:resource/%-14s} {d:usage/%29s}{P: }\n", "user time",
format_time(&kipp->ki_rusage.ru_utime));		format_time(&kipp->ki_rusage.ru_utime));
print_prefix(kipp);		print_prefix(kipp);
printf("%-14s %32s\n", "system time",		xo_emit("{d:resource/%-14s} {d:usage/%29s}{P: }\n", "system time",
format_time(&kipp->ki_rusage.ru_stime));		format_time(&kipp->ki_rusage.ru_stime));

		if (Hflag) {
		asprintf(&threadid, "%d", kipp->ki_tid);
		if (threadid == NULL)
		xo_errc(1, ENOMEM,
		"Failed to allocate memory in print_rusage()");
		xo_open_container(threadid);
		xo_emit("{e:thread_id/%d}", kipp->ki_tid);
		} else {
		xo_emit("{e:process_id/%d}", kipp->ki_pid);
		xo_emit("{e:command/%s}", kipp->ki_comm);
		}
		xo_emit("{e:user time/%s}", format_time(&kipp->ki_rusage.ru_utime));
		xo_emit("{e:system time/%s}", format_time(&kipp->ki_rusage.ru_stime));

lp = &kipp->ki_rusage.ru_maxrss;		lp = &kipp->ki_rusage.ru_maxrss;
for (i = 0; i < nitems(rusage_info); i++) {		for (i = 0; i < nitems(rusage_info); i++) {
print_prefix(kipp);		print_prefix(kipp);
printf("%-32s %14s\n", rusage_info[i].ri_name,		asprintf(&field, "{e:%s/%%D}", rusage_info[i].ri_name);
		if (field == NULL)
		xo_errc(1, ENOMEM,
		"Failed to allocate memory in print_rusage()");
		xo_emit(field, *lp);
		free(field);
		xo_emit("{d:resource/%-32s} {d:usage/%14s}\n",
		rusage_info[i].ri_name,
format_value(*lp, rusage_info[i].ri_humanize,		format_value(*lp, rusage_info[i].ri_humanize,
rusage_info[i].ri_scale));		rusage_info[i].ri_scale));
lp++;		lp++;
}		}
		if (Hflag) {
		xo_close_container(threadid);
		free(threadid);
}		}
		}

void		void
procstat_rusage(struct procstat procstat, struct kinfo_proc kipp)		procstat_rusage(struct procstat procstat, struct kinfo_proc kipp)
{		{
struct kinfo_proc *kip;		struct kinfo_proc *kip;
unsigned int count, i;		unsigned int count, i;

if (!hflag) {		if (!hflag) {
printf("%5s ", "PID");		xo_emit("{d:ta/%5s} ", "PID");
if (Hflag)		if (Hflag)
printf("%6s ", "TID");		xo_emit("{d:tb/%6s} ", "TID");
printf("%-16s %-32s %14s\n", "COMM", "RESOURCE",		xo_emit("{d:tc/%-16s %-32s %14s}\n", "COMM", "RESOURCE",
"VALUE ");		"VALUE ");
}		}

if (!Hflag) {		if (!Hflag) {
print_rusage(kipp);		print_rusage(kipp);
return;		return;
}		}

		xo_emit("{e:process_id/%d}", kipp->ki_pid);
		xo_emit("{e:command/%s}", kipp->ki_comm);
		xo_open_container("threads");

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++) {
print_rusage(&kip[i]);		print_rusage(&kip[i]);
		}

		xo_close_container("threads");
procstat_freeprocs(procstat, kip);		procstat_freeprocs(procstat, kip);
}		}