1 /* SPDX-License-Identifier: LGPL-2.1+ */
6 //#include "parse-util.h"
7 //#include "procfs-util.h"
9 int main(int argc, char *argv[]) {
10 char buf[CONST_MAX(FORMAT_TIMESPAN_MAX, FORMAT_BYTES_MAX)];
15 log_parse_environment();
18 assert_se(procfs_cpu_get_usage(&nsec) >= 0);
19 log_info("Current sytem CPU time: %s", format_timespan(buf, sizeof(buf), nsec/NSEC_PER_USEC, 1));
21 assert_se(procfs_memory_get_current(&v) >= 0);
22 log_info("Current memory usage: %s", format_bytes(buf, sizeof(buf), v));
24 assert_se(procfs_tasks_get_current(&v) >= 0);
25 log_info("Current number of tasks: %" PRIu64, v);
27 assert_se(procfs_tasks_get_limit(&v) >= 0);
28 log_info("Limit of tasks: %" PRIu64, v);
30 assert_se(procfs_tasks_set_limit(v) >= 0);
34 r = procfs_tasks_set_limit(v-1);
35 assert_se(IN_SET(r, 0, -EPERM, -EACCES, -EROFS));
37 assert_se(procfs_tasks_get_limit(&w) >= 0);
38 assert_se((r == 0 && w == v - 1) || (r < 0 && w == v));
40 assert_se(procfs_tasks_set_limit(v) >= 0);
42 assert_se(procfs_tasks_get_limit(&w) >= 0);