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procstat(1): add rlimitusage subcommand
Reviewed by: markj, olce Sponsored by: The FreeBSD Foundation MFC after: 1 week Differential revision: https://reviews.freebsd.org/D46747
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@ -16,6 +16,7 @@ SRCS= procstat.c \
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procstat_ptlwpinfo.c \
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procstat_pwdx.c \
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procstat_rlimit.c \
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procstat_rlimitusage.c \
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procstat_rusage.c \
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procstat_sigs.c \
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procstat_threads.c \
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@ -115,6 +115,8 @@ static const struct procstat_cmd cmd_table[] = {
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PS_CMP_NORMAL },
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{ "rlimit", "rlimit", NULL, &procstat_rlimit, &cmdopt_none,
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PS_CMP_NORMAL },
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{ "rlimitusage", "rlimitusage", NULL, &procstat_rlimitusage,
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&cmdopt_none, PS_CMP_NORMAL },
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{ "rusage", "rusage", "[-Ht]", &procstat_rusage, &cmdopt_rusage,
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PS_CMP_NORMAL },
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{ "sigfastblock", "sigfastblock", NULL, &procstat_sigfastblock,
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@ -65,6 +65,8 @@ void procstat_cs(struct procstat *prstat, struct kinfo_proc *kipp);
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void procstat_env(struct procstat *prstat, struct kinfo_proc *kipp);
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void procstat_files(struct procstat *prstat, struct kinfo_proc *kipp);
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void procstat_kstack(struct procstat *prstat, struct kinfo_proc *kipp);
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void procstat_rlimitusage(struct procstat *procstat,
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struct kinfo_proc *kipp);
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void procstat_pargs(struct procstat *prstat, struct kinfo_proc *kipp);
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void procstat_penv(struct procstat *prstat, struct kinfo_proc *kipp);
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void procstat_ptlwpinfo(struct procstat *prstat, struct kinfo_proc *kipp);
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76
usr.bin/procstat/procstat_rlimitusage.c
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76
usr.bin/procstat/procstat_rlimitusage.c
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@ -0,0 +1,76 @@
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/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2024 The FreeBSD Foundation
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*
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* This software was developed by Konstantin Belousov <kib@FreeBSD.org>
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* under sponsorship from the FreeBSD Foundation.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/param.h>
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#include <sys/sysctl.h>
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#define _RLIMIT_IDENT
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#include <sys/resource.h>
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#include <sys/user.h>
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#include <err.h>
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#include <errno.h>
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#include <libprocstat.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <libutil.h>
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#include "procstat.h"
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static const char ru[] = "resource_usage";
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void
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procstat_rlimitusage(struct procstat *procstat, struct kinfo_proc *kipp)
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{
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rlim_t *resuse;
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unsigned int cnt, i;
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if ((procstat_opts & PS_OPT_NOHEADER) == 0)
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xo_emit("{T:/%7s %12s %4s %18s}\n",
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"PID", "RESOURCE", "ID", "USAGE");
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xo_emit("{ek:process_id/%d}", kipp->ki_pid);
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resuse = procstat_getrlimitusage(procstat, kipp, &cnt);
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if (resuse == NULL)
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return;
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xo_open_list(ru);
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for (i = 0; i < cnt; i++) {
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xo_open_instance(ru);
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xo_emit("{dk:process_id/%7d} ", kipp->ki_pid);
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xo_emit("{:resource/%12s} ", i < nitems(rlimit_ident) ?
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rlimit_ident[i] : "unknown");
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xo_emit("{:resid/%4d} ", i);
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xo_emit("{:usage/%18jd}\n", (intmax_t)resuse[i]);
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xo_close_instance(ru);
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}
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xo_close_list(ru);
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procstat_freerlimitusage(procstat, resuse);
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}
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