2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2011 Mikolaj Golub
5 * Copyright (c) 2015 Allan Jude <allanjude@freebsd.org>
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 #include <sys/cdefs.h>
31 __FBSDID("$FreeBSD$");
33 #include <sys/param.h>
35 #include <sys/resource.h>
36 #include <sys/sysctl.h>
41 #include <libprocstat.h>
53 } rlimit_param[15] = {
58 {"coredumpsize", "B "},
60 {"memorylocked", "B "},
61 {"maxprocesses", " "},
65 {"pseudo-terminals", " "},
72 #error "Resource limits have grown. Add new entries to rlimit_param[]."
76 humanize_rlimit(int indx, rlim_t limit)
81 if (limit == RLIM_INFINITY)
84 scale = humanize_number(buf, sizeof(buf) - 1, (int64_t)limit,
85 rlimit_param[indx].suffix, HN_AUTOSCALE | HN_GETSCALE, HN_DECIMAL);
86 (void)humanize_number(buf, sizeof(buf) - 1, (int64_t)limit,
87 rlimit_param[indx].suffix, HN_AUTOSCALE, HN_DECIMAL);
88 /* Pad with one space if there is no suffix prefix. */
90 sprintf(buf + strlen(buf), " ");
95 procstat_rlimit(struct procstat *prstat, struct kinfo_proc *kipp)
100 if ((procstat_opts & PS_OPT_NOHEADER) == 0) {
101 xo_emit("{T:/%5s %-16s %-16s %16s %16s}\n",
102 "PID", "COMM", "RLIMIT", "SOFT ", "HARD ");
104 xo_emit("{ek:process_id/%5d}{e:command/%-16s/%s}", kipp->ki_pid,
106 for (i = 0; i < RLIM_NLIMITS; i++) {
107 if (procstat_getrlimit(prstat, kipp, i, &rlimit) == -1)
109 xo_emit("{dk:process_id/%5d} {d:command/%-16s} "
110 "{d:rlimit_param/%-16s} ", kipp->ki_pid, kipp->ki_comm,
111 rlimit_param[i].name);
113 xo_open_container(rlimit_param[i].name);
114 if (rlimit.rlim_cur == RLIM_INFINITY)
115 xo_emit("{e:soft_limit/infinity}");
117 xo_emit("{e:soft_limit/%U}", rlimit.rlim_cur);
119 if (rlimit.rlim_max == RLIM_INFINITY)
120 xo_emit("{e:hard_limit/infinity}");
122 xo_emit("{e:hard_limit/%U}", rlimit.rlim_max);
123 xo_close_container(rlimit_param[i].name);
125 xo_emit("{d:rlim_cur/%16s} ",
126 humanize_rlimit(i, rlimit.rlim_cur));
127 xo_emit("{d:rlim_max/%16s}\n",
128 humanize_rlimit(i, rlimit.rlim_max));