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2025-12-10 - 16:35
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack1slot1.osadl.org (updated Wed Dec 10, 2025 12:45:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4172210172,24sleep20-21swapper/207:05:052
25132207150,44sleep00-21swapper/007:09:130
25392199161,25sleep10-21swapper/107:09:341
22682198162,23sleep30-21swapper/307:06:033
153042680,0sleep10-21swapper/111:50:161
2661992017,3cyclictest28-21ksoftirqd/211:40:152
266199170,16cyclictest0-21swapper/207:20:242
2661991616,0cyclictest28-21ksoftirqd/211:07:492
11872150,0sleep327782-21diskmemload10:45:193
2661991412,1cyclictest28-21ksoftirqd/208:15:002
266199130,9cyclictest254-21systemd-journal11:11:242
265599130,12cyclictest0-21swapper/111:55:171
2646991311,1cyclictest9-21ksoftirqd/012:40:010
2661991211,1cyclictest28-21ksoftirqd/212:20:162
2661991211,1cyclictest28-21ksoftirqd/209:50:162
2661991211,1cyclictest28-21ksoftirqd/209:40:122
2661991211,1cyclictest28-21ksoftirqd/208:45:012
2661991210,1cyclictest28-21ksoftirqd/211:45:122
2661991210,1cyclictest28-21ksoftirqd/209:00:002
266199120,11cyclictest0-21swapper/209:00:182
264699122,5cyclictest21725-21pluginstate11:15:000
266199119,2cyclictest28-21ksoftirqd/210:15:222
266199119,1cyclictest28-21ksoftirqd/211:55:142
266199119,1cyclictest28-21ksoftirqd/210:53:572
266199119,1cyclictest28-21ksoftirqd/209:15:182
266199119,1cyclictest28-21ksoftirqd/208:10:002
2661991111,0cyclictest28-21ksoftirqd/209:24:102
2661991110,1cyclictest28-21ksoftirqd/212:15:452
2661991110,1cyclictest28-21ksoftirqd/211:30:172
2661991110,1cyclictest28-21ksoftirqd/210:30:182
2661991110,1cyclictest28-21ksoftirqd/210:25:222
2661991110,1cyclictest28-21ksoftirqd/210:05:142
2661991110,1cyclictest28-21ksoftirqd/209:55:142
264699112,8cyclictest19380-21proc_pri09:40:190
266199109,1cyclictest28-21ksoftirqd/211:51:262
266199109,1cyclictest28-21ksoftirqd/211:25:202
266199109,1cyclictest28-21ksoftirqd/211:20:322
266199109,1cyclictest28-21ksoftirqd/211:00:122
266199109,1cyclictest28-21ksoftirqd/210:55:432
266199109,1cyclictest28-21ksoftirqd/210:46:432
266199109,1cyclictest28-21ksoftirqd/210:12:222
266199109,1cyclictest28-21ksoftirqd/210:03:172
266199109,1cyclictest28-21ksoftirqd/209:45:132
266199109,1cyclictest28-21ksoftirqd/209:30:152
266199109,1cyclictest28-21ksoftirqd/209:25:112
266199108,1cyclictest28-21ksoftirqd/212:35:182
266199108,1cyclictest28-21ksoftirqd/212:32:142
266199108,1cyclictest28-21ksoftirqd/212:12:312
266199100,10cyclictest0-21swapper/209:10:582
265599100,9cyclictest0-21swapper/107:20:251
264699109,1cyclictest9-21ksoftirqd/012:20:010
264699109,1cyclictest9-21ksoftirqd/008:00:010
26689997,1cyclictest35-21ksoftirqd/307:55:003
26689990,7cyclictest5038-21munin-node10:11:583
26689990,5cyclictest25575-21apt-get10:35:123
26619998,1cyclictest28-21ksoftirqd/212:25:112
26619998,1cyclictest28-21ksoftirqd/211:15:202
26619998,1cyclictest28-21ksoftirqd/210:44:192
26619998,1cyclictest28-21ksoftirqd/210:20:182
26619998,1cyclictest28-21ksoftirqd/210:20:172
26619998,0cyclictest28-21ksoftirqd/209:35:182
26689987,1cyclictest35-21ksoftirqd/308:00:013
26689985,1cyclictest35-21ksoftirqd/307:45:013
26689984,2cyclictest12204-21systemctl12:30:213
26689983,4cyclictest27782-21diskmemload12:20:123
26689982,4cyclictest15316-21df_inode10:20:143
26689982,4cyclictest15316-21df_inode10:20:133
26689980,5cyclictest1-21systemd11:00:003
26689980,5cyclictest0-21swapper/309:18:323
26619988,0cyclictest28-21ksoftirqd/210:36:442
26619987,1cyclictest28-21ksoftirqd/212:00:232
26619987,1cyclictest28-21ksoftirqd/208:45:162
26619987,1cyclictest28-21ksoftirqd/208:45:152
26619981,4cyclictest0-21swapper/208:35:122
26619980,7cyclictest0-21swapper/207:10:212
26559980,0cyclictest0-21swapper/112:10:111
26469986,2cyclictest7392-21/usr/sbin/munin11:40:210
26469986,1cyclictest9-21ksoftirqd/012:20:000
26469982,5cyclictest5911-21apt-get07:15:140
26469981,5cyclictest3984-21kworker/u8:211:36:270
26469981,3cyclictest0-21swapper/011:20:210
26469980,7cyclictest9800-21ssh10:12:140
26469980,7cyclictest13874-21ssh11:48:540
26469980,7cyclictest13753-21ssh09:34:160
26469980,5cyclictest31456-21ssh09:58:020
26469980,2cyclictest0-21swapper/007:30:150
9032270,0sleep00-21swapper/010:55:210
30780270,0sleep30-21swapper/312:11:023
26689975,1cyclictest9778-21ssh12:27:413
26689975,1cyclictest5008-21perf07:14:593
26689975,1cyclictest3051-21ssh12:19:333
26689975,1cyclictest24187-21ssh10:31:383
26689975,1cyclictest20707-21ssh11:11:533
26689975,1cyclictest20413-21ssh11:57:093
26689975,1cyclictest13737-21ssh11:48:293
26689974,2cyclictest14643-21unixbench_multi07:30:243
26689974,1cyclictest27782-21diskmemload11:53:013
26689974,1cyclictest254-21systemd-journal09:50:523
26689973,2cyclictest254-21systemd-journal12:00:563
26689973,2cyclictest254-21systemd-journal11:01:533
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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