diff options
Diffstat (limited to 'src/cgtop/cgtop.c')
| -rw-r--r-- | src/cgtop/cgtop.c | 50 |
1 files changed, 38 insertions, 12 deletions
diff --git a/src/cgtop/cgtop.c b/src/cgtop/cgtop.c index c67b328b38..6045ae0437 100644 --- a/src/cgtop/cgtop.c +++ b/src/cgtop/cgtop.c @@ -208,24 +208,47 @@ static int process( if (g->n_tasks > 0) g->n_tasks_valid = true; - } else if (streq(controller, "cpuacct") && cg_unified() <= 0) { + } else if (streq(controller, "cpu") || streq(controller, "cpuacct")) { _cleanup_free_ char *p = NULL, *v = NULL; uint64_t new_usage; nsec_t timestamp; - r = cg_get_path(controller, path, "cpuacct.usage", &p); - if (r < 0) - return r; + if (cg_unified() > 0) { + const char *keys[] = { "usage_usec", NULL }; + _cleanup_free_ char *val = NULL; - r = read_one_line_file(p, &v); - if (r == -ENOENT) - return 0; - if (r < 0) - return r; + if (!streq(controller, "cpu")) + return 0; - r = safe_atou64(v, &new_usage); - if (r < 0) - return r; + r = cg_get_keyed_attribute("cpu", path, "cpu.stat", keys, &val); + if (r == -ENOENT) + return 0; + if (r < 0) + return r; + + r = safe_atou64(val, &new_usage); + if (r < 0) + return r; + + new_usage *= NSEC_PER_USEC; + } else { + if (!streq(controller, "cpuacct")) + return 0; + + r = cg_get_path(controller, path, "cpuacct.usage", &p); + if (r < 0) + return r; + + r = read_one_line_file(p, &v); + if (r == -ENOENT) + return 0; + if (r < 0) + return r; + + r = safe_atou64(v, &new_usage); + if (r < 0) + return r; + } timestamp = now_nsec(CLOCK_MONOTONIC); @@ -449,6 +472,9 @@ static int refresh(const char *root, Hashmap *a, Hashmap *b, unsigned iteration) r = refresh_one(SYSTEMD_CGROUP_CONTROLLER, root, a, b, iteration, 0, NULL); if (r < 0) return r; + r = refresh_one("cpu", root, a, b, iteration, 0, NULL); + if (r < 0) + return r; r = refresh_one("cpuacct", root, a, b, iteration, 0, NULL); if (r < 0) return r; |