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10f28641 FB |
1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
2 | ||
3 | #include "cgroup.h" | |
4 | #include "log.h" | |
5 | ||
6 | static void test_cgroup_cpu_adjust_period(void) { | |
7 | log_info("/* %s */", __func__); | |
8 | ||
9 | /* Period 1ms, quota 40% -> Period 2.5ms */ | |
10 | assert_se(2500 == cgroup_cpu_adjust_period(USEC_PER_MSEC, 400 * USEC_PER_MSEC, USEC_PER_MSEC, USEC_PER_SEC)); | |
11 | /* Period 10ms, quota 10% -> keep. */ | |
12 | assert_se(10 * USEC_PER_MSEC == cgroup_cpu_adjust_period(10 * USEC_PER_MSEC, 100 * USEC_PER_MSEC, USEC_PER_MSEC, USEC_PER_SEC)); | |
13 | /* Period 1ms, quota 1000% -> keep. */ | |
14 | assert_se(USEC_PER_MSEC == cgroup_cpu_adjust_period(USEC_PER_MSEC, 10000 * USEC_PER_MSEC, USEC_PER_MSEC, USEC_PER_SEC)); | |
15 | /* Period 100ms, quota 30% -> keep. */ | |
16 | assert_se(100 * USEC_PER_MSEC == cgroup_cpu_adjust_period(100 * USEC_PER_MSEC, 300 * USEC_PER_MSEC, USEC_PER_MSEC, USEC_PER_SEC)); | |
17 | /* Period 5s, quota 40% -> adjust to 1s. */ | |
18 | assert_se(USEC_PER_SEC == cgroup_cpu_adjust_period(5 * USEC_PER_SEC, 400 * USEC_PER_MSEC, USEC_PER_MSEC, USEC_PER_SEC)); | |
19 | /* Period 2s, quota 250% -> adjust to 1s. */ | |
20 | assert_se(USEC_PER_SEC == cgroup_cpu_adjust_period(2 * USEC_PER_SEC, 2500 * USEC_PER_MSEC, USEC_PER_MSEC, USEC_PER_SEC)); | |
21 | /* Period 10us, quota 5,000,000% -> adjust to 1ms. */ | |
22 | assert_se(USEC_PER_MSEC == cgroup_cpu_adjust_period(10, 50000000 * USEC_PER_MSEC, USEC_PER_MSEC, USEC_PER_SEC)); | |
23 | /* Period 10ms, quota 50,000% -> keep. */ | |
24 | assert_se(10 * USEC_PER_MSEC == cgroup_cpu_adjust_period(10 * USEC_PER_MSEC, 500000 * USEC_PER_MSEC, USEC_PER_MSEC, USEC_PER_SEC)); | |
25 | /* Period 10ms, quota 1% -> adjust to 100ms. */ | |
26 | assert_se(100 * USEC_PER_MSEC == cgroup_cpu_adjust_period(10 * USEC_PER_MSEC, 10 * USEC_PER_MSEC, USEC_PER_MSEC, USEC_PER_SEC)); | |
27 | /* Period 10ms, quota .001% -> adjust to 1s. */ | |
28 | assert_se(1 * USEC_PER_SEC == cgroup_cpu_adjust_period(10 * USEC_PER_MSEC, 10, USEC_PER_MSEC, USEC_PER_SEC)); | |
29 | /* Period 0ms, quota 200% -> adjust to 1ms. */ | |
30 | assert_se(1 * USEC_PER_MSEC == cgroup_cpu_adjust_period(0, 2 * USEC_PER_SEC, USEC_PER_MSEC, USEC_PER_SEC)); | |
31 | /* Period 0ms, quota 40% -> adjust to 2.5ms. */ | |
32 | assert_se(2500 == cgroup_cpu_adjust_period(0, 400 * USEC_PER_MSEC, USEC_PER_MSEC, USEC_PER_SEC)); | |
33 | } | |
34 | ||
35 | int main(int argc, char *argv[]) { | |
36 | test_cgroup_cpu_adjust_period(); | |
37 | return 0; | |
38 | } |