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2026-03-17 - 12:47
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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 rack5slot0.osadl.org (updated Tue Mar 17, 2026 00:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
497421270,3sleep02685199cyclictest23:34:040
1633121190,2sleep30-21swapper/323:30:443
2705121120,1sleep10-21swapper/121:40:181
81962900,5sleep32686599cyclictest21:37:313
278192880,3sleep30-21swapper/322:58:173
2645928638,44sleep30-21swapper/319:08:043
159272850,1sleep30-21swapper/300:30:063
131532840,3sleep02685199cyclictest23:50:080
2635728134,43sleep10-21swapper/119:06:531
168712810,2sleep10-21swapper/123:50:291
125432790,1sleep00-21swapper/000:14:450
260342760,2sleep326033-21bash00:36:273
214532760,2sleep20-21swapper/200:06:012
12972750,2sleep30-21swapper/322:44:363
31932740,2sleep23195-21sshd00:13:142
281412740,2sleep12023-21nfsd21:30:441
2636327433,11sleep20-21swapper/219:06:582
52402720,2sleep10-21swapper/122:15:441
223462690,3sleep22023-21nfsd21:49:242
143922620,3sleep22686099cyclictest21:57:512
143922620,3sleep22686099cyclictest21:57:502
2536125733,11sleep00-21swapper/019:05:170
172662400,5sleep10-21swapper/122:32:161
68272330,0sleep26826-21id21:32:292
134702310,2sleep20-21swapper/200:39:392
186882300,28sleep1144650irq/27-eth022:52:001
12412290,27sleep2144650irq/27-eth023:18:502
74542270,25sleep1144650irq/27-eth021:18:111
266462270,1sleep30-21swapper/323:17:413
222362270,3sleep10-21swapper/100:30:531
217512270,4sleep20-21swapper/222:08:402
241902260,3sleep10-21swapper/122:09:031
292972250,3sleep329293-21sshd22:29:163
207792252,21sleep1144650irq/27-eth022:42:331
194452250,22sleep1144650irq/27-eth000:15:341
194452250,22sleep1144650irq/27-eth000:15:341
18462250,2sleep20-21swapper/200:17:592
18462250,2sleep20-21swapper/200:17:592
70402240,0sleep00-21swapper/021:37:210
92212230,2sleep12512-21runrttasks00:38:581
180342230,2sleep318033-21sshd00:20:203
128712230,2sleep20-21swapper/223:45:092
254862220,20sleep1144650irq/27-eth000:26:281
209422220,20sleep2144650irq/27-eth021:54:032
276262200,1sleep10-21swapper/122:48:291
2685199207,4cyclictest0-21swapper/000:17:160
2685199207,4cyclictest0-21swapper/000:17:160
2685199205,1cyclictest0-21swapper/022:24:550
78762192,15sleep3144650irq/27-eth021:23:023
36292190,0sleep00-21swapper/023:19:110
200602190,1sleep10-21swapper/123:46:041
131582190,3sleep12685699cyclictest23:15:301
90822180,2sleep20-21swapper/223:54:272
298802180,16sleep1144650irq/27-eth021:35:501
2686599185,1cyclictest21856-21sshd23:46:223
2686599185,12cyclictest2024-21nfsd00:16:583
2686599185,12cyclictest2024-21nfsd00:16:573
2686099180,16cyclictest36-21rcuop/223:43:062
2685699180,13cyclictest1049-21bash22:10:181
2685199187,4cyclictest0-21swapper/000:20:270
2685199187,10cyclictest0-21swapper/022:35:090
2685199187,10cyclictest0-21swapper/021:18:060
2685199186,11cyclictest0-21swapper/021:51:230
2685199184,1cyclictest0-21swapper/021:49:050
2685199181,9cyclictest0-21swapper/023:00:170
26851991812,1cyclictest0-21swapper/023:11:450
2685199180,17cyclictest0-21swapper/022:43:220
23272180,1sleep10-21swapper/123:04:171
179262180,3sleep02685199cyclictest22:12:540
2686599178,4cyclictest31599-21sshd23:03:483
2686599174,1cyclictest726-21runrttasks00:07:553
26865991712,4cyclictest2023-21nfsd22:23:483
2686599170,5cyclictest0-21swapper/323:21:053
2686599170,15cyclictest0-21swapper/300:00:043
2686099173,13cyclictest25-21rcuop/122:38:122
2685699173,10cyclictest144650irq/27-eth023:44:131
2685699170,5cyclictest2022-21nfsd23:57:561
2685199178,8cyclictest2024-21nfsd23:28:580
2685199178,8cyclictest0-21swapper/022:48:540
2685199178,5cyclictest0-21swapper/022:07:070
2685199177,4cyclictest8-21rcu_preempt22:29:080
2685199177,4cyclictest0-21swapper/000:34:210
2685199175,2cyclictest23946-21sshd00:26:120
2685199175,11cyclictest3-21ksoftirqd/022:15:300
2685199174,12cyclictest3-21ksoftirqd/023:57:090
2685199173,9cyclictest3-21ksoftirqd/021:56:230
2685199173,9cyclictest3-21ksoftirqd/021:56:230
2685199170,16cyclictest10006-21sshd23:20:100
2685199170,16cyclictest0-21swapper/022:04:340
2685199170,16cyclictest0-21swapper/022:04:340
2685199170,16cyclictest0-21swapper/020:41:530
2685199170,13cyclictest0-21swapper/021:24:120
2685199170,10cyclictest9094-21sshd00:04:180
270912160,0sleep00-21swapper/023:37:220
2686599167,8cyclictest21208-21nscd22:51:503
2686599167,4cyclictest9566-21sshd00:14:153
26865991614,1cyclictest0-21swapper/321:55:083
26865991614,1cyclictest0-21swapper/321:55:083
2686599160,4cyclictest5582-21sshd22:01:163
2686599160,4cyclictest5582-21sshd22:01:153
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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