1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2024 The FreeBSD Foundation 5 * 6 * This software was developed by Konstantin Belousov <kib@FreeBSD.org> 7 * under sponsorship from the FreeBSD Foundation. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 */ 30 31 #include <sys/param.h> 32 #include <sys/sysctl.h> 33 #define _RLIMIT_IDENT 34 #include <sys/resource.h> 35 #include <sys/user.h> 36 37 #include <err.h> 38 #include <errno.h> 39 #include <libprocstat.h> 40 #include <stdio.h> 41 #include <stdlib.h> 42 #include <stdint.h> 43 #include <libutil.h> 44 45 #include "procstat.h" 46 47 static const char ru[] = "resource_usage"; 48 49 void 50 procstat_rlimitusage(struct procstat *procstat, struct kinfo_proc *kipp) 51 { 52 rlim_t *resuse; 53 unsigned int cnt, i; 54 55 if ((procstat_opts & PS_OPT_NOHEADER) == 0) 56 xo_emit("{T:/%7s %12s %4s %18s}\n", 57 "PID", "RESOURCE", "ID", "USAGE"); 58 59 xo_emit("{ek:process_id/%d}", kipp->ki_pid); 60 61 resuse = procstat_getrlimitusage(procstat, kipp, &cnt); 62 if (resuse == NULL) 63 return; 64 xo_open_list(ru); 65 for (i = 0; i < cnt; i++) { 66 xo_open_instance(ru); 67 xo_emit("{dk:process_id/%7d} ", kipp->ki_pid); 68 xo_emit("{:resource/%12s} ", i < nitems(rlimit_ident) ? 69 rlimit_ident[i] : "unknown"); 70 xo_emit("{:resid/%4d} ", i); 71 xo_emit("{:usage/%18jd}\n", (intmax_t)resuse[i]); 72 xo_close_instance(ru); 73 } 74 xo_close_list(ru); 75 procstat_freerlimitusage(procstat, resuse); 76 } 77