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2026-05-03 - 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 Sun May 03, 2026 00:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1995421350,1sleep02456199cyclictest23:34:590
941321330,0sleep09407-21sshd21:40:500
273221290,3sleep32457499cyclictest23:48:243
273221290,3sleep32457499cyclictest23:48:243
2722721180,1sleep10-21swapper/122:08:081
1846021180,2sleep30-21swapper/300:23:313
2407829527,38sleep10-21swapper/119:07:031
190212930,4sleep32457499cyclictest21:38:043
150952930,3sleep20-21swapper/222:57:572
47642880,2sleep24762-21bash00:29:032
128272850,1sleep30-21swapper/322:57:433
292892840,1sleep02023-21nfsd22:00:420
139482830,2sleep20-21swapper/223:37:542
2419528133,44sleep30-21swapper/319:08:223
80432800,1sleep30-21swapper/323:26:443
165902800,1sleep20-21swapper/223:24:032
15312800,1sleep20-21swapper/200:02:252
243222780,2sleep224321-21sshd22:07:482
191692780,1sleep00-21swapper/021:59:460
191692780,1sleep00-21swapper/021:59:450
97892770,1sleep041ktimersoftd/023:11:430
49272770,2sleep30-21swapper/300:29:043
34202770,3sleep20-21swapper/200:14:002
317122770,2sleep10-21swapper/122:41:511
297792770,3sleep22457099cyclictest23:10:132
243802770,2sleep10-21swapper/123:20:501
7112760,4sleep12456599cyclictest22:38:261
61852750,2sleep30-21swapper/323:36:533
221712750,2sleep02456199cyclictest23:17:120
188772750,2sleep12456599cyclictest22:33:041
75422740,2sleep17543-21bash23:37:041
321992730,2sleep132190-21sshd22:45:551
2419427232,11sleep20-21swapper/219:08:202
164942720,1sleep20-21swapper/200:34:042
38132700,1sleep30-21swapper/300:18:103
26602700,2sleep10-21swapper/100:36:111
263512690,4sleep32457499cyclictest22:08:033
64522680,2sleep22512-21runrttasks23:03:592
325422680,1sleep20-21swapper/219:25:182
269792680,1sleep010-21rcuc/023:02:410
34512660,1sleep32457499cyclictest21:26:033
117882660,1sleep12024-21nfsd21:33:491
19202650,3sleep22457099cyclictest21:46:572
88612610,3sleep32457499cyclictest23:33:453
2229126133,4sleep00-21swapper/019:05:060
183392610,3sleep22457099cyclictest00:23:302
27112600,2sleep10-21swapper/123:15:081
85272570,1sleep28512-21sshd23:26:482
158182560,1sleep30-21swapper/322:36:313
305072380,2sleep330506-21sshd21:18:333
237602310,2sleep32512-21runrttasks21:24:543
149762310,2sleep214973-21bash21:30:382
222112290,4sleep10-21swapper/122:10:561
82942280,4sleep30-21swapper/322:31:423
2457099281,11cyclictest16197-21sshd21:51:562
188212280,26sleep3144650irq/27-eth021:45:183
26162270,2sleep22617-21bash21:12:062
2457099260,10cyclictest144650irq/27-eth021:21:582
110122260,24sleep1144650irq/27-eth021:26:531
2457099250,16cyclictest144650irq/27-eth021:40:172
2457099250,13cyclictest10841-21sshd22:50:302
179912250,2sleep20-21swapper/223:46:312
179912250,2sleep20-21swapper/223:46:312
224092240,4sleep32457499cyclictest23:24:483
175012243,18sleep1144650irq/27-eth021:59:361
175012243,18sleep1144650irq/27-eth021:59:351
2457099232,10cyclictest28950irq/26-ahci[00023:57:152
2457099232,10cyclictest2024-21nfsd00:37:032
2457099231,20cyclictest3983-21sshd22:19:542
2457099231,20cyclictest26492-21sshd22:04:352
107742230,1sleep10-21swapper/123:27:031
32002220,20sleep1144650irq/27-eth023:59:051
2457099221,11cyclictest29750-21sshd21:35:362
2457099220,20cyclictest3702-21sshd23:15:132
2457099220,20cyclictest30908-21sshd22:49:212
2457099220,20cyclictest26118-21sshd21:18:012
2457099220,12cyclictest21071-21sshd22:37:062
2457099220,11cyclictest15353-21sshd00:07:532
159062220,0sleep015907-21fschecks_time00:30:130
7572210,19sleep3144650irq/27-eth023:14:553
47382210,2sleep10-21swapper/121:50:371
2457499215,3cyclictest0-21swapper/300:37:063
2457499210,19cyclictest144650irq/27-eth000:09:163
2457099215,9cyclictest30985-21sshd23:06:312
2457099213,8cyclictest2066-21nscd22:40:072
2457099211,18cyclictest2833-21sshd23:40:292
2457099211,18cyclictest21125-21sshd22:10:492
2457099211,11cyclictest24082-21sshd23:50:352
2457099211,10cyclictest144650irq/27-eth022:26:322
2457099210,19cyclictest21403-21id21:56:262
2457099210,19cyclictest21403-21id21:56:262
2457099210,12cyclictest27912-21sshd22:30:142
2457099210,12cyclictest21472-21sshd00:16:082
2457099210,11cyclictest3179-21sshd21:29:322
60672200,18sleep3144650irq/27-eth021:44:023
26182200,18sleep328950irq/26-ahci[00022:15:453
2457499205,1cyclictest18223-21sshd22:10:313
2457499201,9cyclictest13448-21sshd23:04:463
2457499201,4cyclictest24401-21sshd23:50:373
2457499201,3cyclictest10814-21bash21:55:183
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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