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2026-07-04 - 07:36
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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 Sat Jul 04, 2026 00:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1980421260,1sleep319803-21bash23:21:113
612921250,1sleep02284699cyclictest21:30:350
1195321210,1sleep00-21swapper/000:15:380
904421200,4sleep32286099cyclictest23:53:213
1766421100,1sleep30-21swapper/300:12:473
22540210732,43sleep10-21swapper/119:09:021
263482950,1sleep00-21swapper/022:37:590
265562940,2sleep226559-21sshd22:19:592
2259629427,38sleep30-21swapper/319:09:443
125582840,2sleep20-21swapper/222:03:432
326732830,1sleep30-21swapper/322:17:033
183112830,6sleep20-21swapper/222:59:012
167642830,2sleep30-21swapper/300:20:063
153192810,2sleep22285699cyclictest22:11:142
47892800,2sleep12024-21nfsd22:17:331
283672800,2sleep10-21swapper/122:20:091
272972800,3sleep327281-21sshd22:45:203
224392780,3sleep22285699cyclictest00:05:342
13022780,2sleep11300-21bash21:26:401
63992760,1sleep20-21swapper/221:37:392
318092760,2sleep20-21swapper/200:10:432
282652760,2sleep32512-21runrttasks23:15:103
204492750,1sleep020443-21sshd23:17:470
62292740,2sleep10-21swapper/123:23:211
282812740,4sleep22285699cyclictest21:43:522
287212730,1sleep128707-21sshd23:48:141
326062720,2sleep20-21swapper/200:33:192
259532690,3sleep32286099cyclictest22:01:293
94992650,3sleep12285099cyclictest22:25:221
269582650,2sleep12285099cyclictest22:34:251
2246226432,12sleep20-21swapper/219:08:032
133562610,3sleep32286099cyclictest00:08:363
2259325932,4sleep00-21swapper/019:09:410
290352420,1sleep329034-21sshd22:34:383
307462300,1sleep00-21swapper/023:37:140
197862290,3sleep20-21swapper/200:16:322
6142280,2sleep2611-21sshd23:40:572
172712280,6sleep30-21swapper/321:31:503
298762270,2sleep10-21swapper/122:42:101
310552260,2sleep10-21swapper/121:58:371
2286099264,11cyclictest28950irq/26-ahci[00000:31:053
2286099261,20cyclictest0-21swapper/321:52:003
2286099260,3cyclictest0-21swapper/323:43:493
33102250,5sleep12285099cyclictest00:22:081
295912250,2sleep20-21swapper/223:08:002
236442250,1sleep10-21swapper/121:11:051
2286099250,3cyclictest0-21swapper/322:40:293
2286099250,3cyclictest0-21swapper/321:26:153
233602241,21sleep1144650irq/27-eth021:21:321
2286099240,3cyclictest0-21swapper/323:07:053
2286099240,2cyclictest0-21swapper/322:05:213
92692230,21sleep1144650irq/27-eth021:30:571
2286099234,12cyclictest144650irq/27-eth000:02:193
2286099233,9cyclictest144650irq/27-eth023:58:403
2286099230,3cyclictest0-21swapper/321:57:023
2286099230,2cyclictest0-21swapper/321:10:253
2286099230,10cyclictest0-21swapper/323:11:503
140532234,17sleep328950irq/26-ahci[00022:29:343
2286099224,9cyclictest144650irq/27-eth000:16:453
22860992220,1cyclictest0-21swapper/323:25:433
2286099220,5cyclictest0-21swapper/320:45:163
2286099220,3cyclictest0-21swapper/323:30:193
2286099220,3cyclictest0-21swapper/322:21:153
2286099220,3cyclictest0-21swapper/321:35:223
2286099220,3cyclictest0-21swapper/319:25:153
2286099220,3cyclictest0-21swapper/300:35:133
2286099220,2cyclictest0-21swapper/322:52:393
2286099220,2cyclictest0-21swapper/322:35:143
2286099220,2cyclictest0-21swapper/321:40:113
2286099220,2cyclictest0-21swapper/321:20:133
2286099220,2cyclictest0-21swapper/321:17:413
2286099220,2cyclictest0-21swapper/319:16:183
2286099220,2cyclictest0-21swapper/300:25:403
2286099220,20cyclictest0-21swapper/321:48:373
2286099220,11cyclictest0-21swapper/323:49:243
2286099220,11cyclictest0-21swapper/322:13:113
2285699224,10cyclictest17923-21sshd21:49:552
95572210,4sleep10-21swapper/100:15:231
2286099210,3cyclictest0-21swapper/323:00:153
2286099210,2cyclictest0-21swapper/323:35:153
2286099210,2cyclictest0-21swapper/320:30:113
2286099210,19cyclictest0-21swapper/322:55:113
2286099210,10cyclictest0-21swapper/319:30:123
122082210,19sleep1144650irq/27-eth023:16:521
95532200,3sleep10-21swapper/100:08:061
49282200,2sleep00-21swapper/000:22:190
248892200,2sleep10-21swapper/121:18:141
2286099201,2cyclictest0-21swapper/319:50:103
2286099200,2cyclictest0-21swapper/321:05:193
2286099200,2cyclictest0-21swapper/321:05:193
2286099200,2cyclictest0-21swapper/320:29:383
2286099200,2cyclictest0-21swapper/320:00:213
2286099200,2cyclictest0-21swapper/319:46:193
2286099200,2cyclictest0-21swapper/319:41:543
2286099200,2cyclictest0-21swapper/319:10:143
2286099200,18cyclictest0-21swapper/320:51:093
238232191,16sleep1144650irq/27-eth000:28:141
2286099190,2cyclictest0-21swapper/320:35:193
2286099190,2cyclictest0-21swapper/320:05:163
2286099190,2cyclictest0-21swapper/319:55:473
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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