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2025-11-24 - 09:13
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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 Mon Nov 24, 2025 00:45:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
325842206156,24sleep00-21swapper/019:06:050
326592204156,23sleep30-21swapper/319:07:053
307672202162,26sleep20-21swapper/219:05:022
326522198145,41sleep10-21swapper/119:06:581
248412660,0sleep352899cyclictest21:05:153
326972650,0sleep20-21swapper/223:34:302
315222650,0sleep10-21swapper/100:17:391
234522550,0sleep20-21swapper/219:55:142
523992019,1cyclictest28-21ksoftirqd/222:50:122
528991818,0cyclictest35-21ksoftirqd/321:11:183
528991818,0cyclictest35-21ksoftirqd/300:11:053
523991818,0cyclictest28-21ksoftirqd/221:10:162
523991817,1cyclictest28-21ksoftirqd/220:15:172
514991816,1cyclictest200052sleep121:45:121
528991717,0cyclictest35-21ksoftirqd/322:45:443
523991717,0cyclictest28-21ksoftirqd/221:55:132
523991717,0cyclictest28-21ksoftirqd/221:44:092
523991717,0cyclictest28-21ksoftirqd/200:00:372
523991716,1cyclictest28-21ksoftirqd/220:40:142
523991716,1cyclictest28-21ksoftirqd/219:25:192
80382160,0sleep30-21swapper/323:45:123
528991616,0cyclictest35-21ksoftirqd/322:35:183
523991616,0cyclictest28-21ksoftirqd/223:36:322
523991615,1cyclictest28-21ksoftirqd/223:17:252
523991615,1cyclictest28-21ksoftirqd/222:42:512
523991615,1cyclictest28-21ksoftirqd/222:30:132
528991515,0cyclictest35-21ksoftirqd/323:09:503
528991515,0cyclictest35-21ksoftirqd/322:53:423
528991514,1cyclictest35-21ksoftirqd/321:20:063
523991515,0cyclictest28-21ksoftirqd/223:55:412
523991515,0cyclictest28-21ksoftirqd/223:10:142
523991515,0cyclictest28-21ksoftirqd/221:53:312
523991515,0cyclictest28-21ksoftirqd/221:23:482
523991514,1cyclictest28-21ksoftirqd/223:28:132
523991514,1cyclictest28-21ksoftirqd/220:36:542
523991514,0cyclictest28-21ksoftirqd/200:12:452
523991513,1cyclictest28-21ksoftirqd/219:25:002
523991511,4cyclictest28-21ksoftirqd/222:25:222
528991414,0cyclictest35-21ksoftirqd/323:24:313
528991414,0cyclictest35-21ksoftirqd/323:00:333
528991414,0cyclictest35-21ksoftirqd/322:32:403
528991414,0cyclictest35-21ksoftirqd/321:44:353
528991414,0cyclictest35-21ksoftirqd/300:30:413
528991414,0cyclictest35-21ksoftirqd/300:09:153
523991414,0cyclictest28-21ksoftirqd/221:30:192
523991414,0cyclictest28-21ksoftirqd/200:32:212
523991414,0cyclictest28-21ksoftirqd/200:19:582
523991413,1cyclictest28-21ksoftirqd/223:01:432
523991413,1cyclictest28-21ksoftirqd/222:10:002
528991313,0cyclictest35-21ksoftirqd/323:31:483
528991313,0cyclictest35-21ksoftirqd/323:10:063
528991313,0cyclictest35-21ksoftirqd/322:25:113
528991313,0cyclictest35-21ksoftirqd/322:15:483
528991313,0cyclictest35-21ksoftirqd/321:53:293
528991313,0cyclictest35-21ksoftirqd/321:39:103
528991313,0cyclictest35-21ksoftirqd/321:39:103
528991313,0cyclictest35-21ksoftirqd/321:17:573
528991312,1cyclictest35-21ksoftirqd/300:40:003
523991313,0cyclictest28-21ksoftirqd/223:48:092
523991313,0cyclictest28-21ksoftirqd/222:46:302
523991313,0cyclictest28-21ksoftirqd/222:38:042
523991313,0cyclictest28-21ksoftirqd/221:47:212
523991313,0cyclictest28-21ksoftirqd/221:29:122
523991313,0cyclictest0-21swapper/200:24:262
523991312,1cyclictest28-21ksoftirqd/222:55:122
523991312,1cyclictest28-21ksoftirqd/221:18:412
523991312,1cyclictest28-21ksoftirqd/219:50:012
523991312,1cyclictest28-21ksoftirqd/219:15:002
523991312,1cyclictest28-21ksoftirqd/200:35:172
523991311,2cyclictest28-21ksoftirqd/223:42:422
523991311,1cyclictest28-21ksoftirqd/223:25:002
523991311,1cyclictest28-21ksoftirqd/222:00:172
523991311,1cyclictest28-21ksoftirqd/221:35:172
523991311,1cyclictest28-21ksoftirqd/221:35:172
523991311,1cyclictest28-21ksoftirqd/219:20:002
523991311,1cyclictest28-21ksoftirqd/219:20:002
523991311,1cyclictest28-21ksoftirqd/200:25:172
51499130,12cyclictest0-21swapper/122:40:181
528991212,0cyclictest35-21ksoftirqd/323:59:133
528991212,0cyclictest35-21ksoftirqd/323:39:283
528991212,0cyclictest35-21ksoftirqd/322:42:153
528991212,0cyclictest35-21ksoftirqd/321:58:343
528991212,0cyclictest35-21ksoftirqd/321:27:293
528991212,0cyclictest35-21ksoftirqd/300:20:373
528991212,0cyclictest35-21ksoftirqd/300:01:203
528991211,1cyclictest35-21ksoftirqd/323:00:003
528991211,1cyclictest35-21ksoftirqd/300:25:203
523991212,0cyclictest28-21ksoftirqd/222:20:482
523991211,1cyclictest28-21ksoftirqd/223:05:192
523991211,1cyclictest28-21ksoftirqd/220:55:132
523991211,1cyclictest28-21ksoftirqd/220:15:002
523991211,1cyclictest28-21ksoftirqd/219:40:002
523991210,1cyclictest28-21ksoftirqd/223:55:002
523991210,1cyclictest28-21ksoftirqd/220:55:002
523991210,1cyclictest28-21ksoftirqd/220:35:002
523991210,1cyclictest28-21ksoftirqd/220:05:002
523991210,1cyclictest28-21ksoftirqd/219:50:002
523991210,1cyclictest28-21ksoftirqd/200:05:152
50999124,4cyclictest23119-21perf19:55:000
52899119,1cyclictest35-21ksoftirqd/320:35:143
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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