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2026-09-13 - 07:56
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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 Sep 13, 2026 00:44:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
184521280,0sleep00-21swapper/021:14:390
2940021260,2sleep329398-21sshd00:07:413
956721250,3sleep19560-21sshd21:29:511
1076021180,1sleep20-21swapper/221:50:372
1076021180,1sleep20-21swapper/221:50:362
23730210932,73sleep10-21swapper/119:08:201
23840210732,46sleep30-21swapper/319:09:433
75621010,1sleep00-21swapper/022:40:000
113482950,1sleep10-21swapper/123:07:221
40652910,3sleep14064-21sshd21:37:571
226102910,5sleep20-21swapper/200:07:032
145262900,1sleep00-21swapper/022:00:110
231582890,2sleep323157-21bash23:46:493
158512890,2sleep115853-21timerandwakeup20:00:201
147692890,2sleep014768-21sshd23:28:210
12272890,0sleep11223-21sshd22:54:401
119172880,3sleep20-21swapper/221:38:412
102892870,2sleep32024-21nfsd23:07:153
49162860,1sleep04911-21sshd23:48:060
170012860,1sleep016997-21sshd22:18:000
234472830,2sleep223449-21nfsd422:30:192
284052820,2sleep30-21swapper/323:23:473
139892820,3sleep22412299cyclictest00:00:252
62182810,2sleep20-21swapper/221:15:012
44602810,2sleep14451-21sshd22:37:161
281852810,2sleep30-21swapper/321:49:213
112172810,2sleep211215-21bash00:17:422
77822800,3sleep30-21swapper/320:55:153
14422790,2sleep00-21swapper/023:15:150
294782780,3sleep30-21swapper/321:25:323
267232780,0sleep024119-21cyclictest21:58:160
20932780,1sleep20-21swapper/222:22:352
126562780,0sleep00-21swapper/022:29:250
81042770,2sleep30-21swapper/300:29:163
40332770,1sleep04028-21sshd21:40:570
237932770,3sleep20-21swapper/221:33:572
194582760,2sleep119448-21sshd00:15:231
118082760,2sleep211806-21sshd21:59:572
103362760,3sleep32412399cyclictest22:46:273
2373127133,9sleep20-21swapper/219:08:212
75562690,2sleep10-21swapper/123:51:071
297812690,1sleep00-21swapper/022:48:170
299282670,0sleep00-21swapper/022:54:190
163962640,2sleep30-21swapper/322:00:183
220502621,55sleep2144650irq/27-eth021:10:382
156892590,2sleep315686-21sshd22:23:483
2369425532,11sleep00-21swapper/019:07:520
159992440,1sleep215996-21cp00:38:382
258512400,0sleep125852-21bash22:01:091
156372380,3sleep32512-21runrttasks20:00:183
35012360,26sleep2144650irq/27-eth023:00:512
102562331,30sleep228950irq/26-ahci[00023:42:392
308172320,2sleep22512-21runrttasks22:51:192
259772320,2sleep10-21swapper/123:20:251
24122993126,4cyclictest6359-21sshd21:41:092
187462300,0sleep00-21swapper/021:27:370
304542290,27sleep1144650irq/27-eth000:10:351
302992290,0sleep00-21swapper/022:07:330
2412199290,24cyclictest17374-21bash23:19:441
29222280,2sleep32923-21sshd23:00:473
2412199287,12cyclictest16009-21sshd21:18:431
153982280,25sleep2144650irq/27-eth022:09:092
87332270,4sleep22412299cyclictest23:30:362
2412199270,13cyclictest28950irq/26-ahci[00000:24:321
120232270,3sleep312022-21bash00:00:183
41932260,2sleep20-21swapper/200:25:502
2412199261,21cyclictest7353-21bash00:26:091
2412199260,3cyclictest0-21swapper/121:32:021
2412199260,13cyclictest3093-21sshd00:34:371
280402250,3sleep22412299cyclictest23:35:252
2412199252,11cyclictest144650irq/27-eth022:30:151
2412199251,21cyclictest26313-21bash21:13:561
2412199251,21cyclictest1824-21bash22:48:421
2412199250,23cyclictest4131-21bash22:40:141
2412199250,23cyclictest10905-21sshd00:03:111
2412199250,22cyclictest11685-21sshd22:05:521
2412199250,12cyclictest4000-21bash22:28:361
2412199250,12cyclictest144650irq/27-eth000:05:241
217922250,1sleep30-21swapper/321:16:183
13922250,1sleep00-21swapper/023:38:550
24123992419,3cyclictest0-21swapper/323:55:133
24123992418,3cyclictest1912-21sshd22:54:453
2412199242,7cyclictest144650irq/27-eth021:20:301
2412199242,20cyclictest2645-21sshd21:55:561
2412199242,19cyclictest2132-21sshd23:45:251
2412199241,21cyclictest23865-21sshd23:38:011
2412199241,19cyclictest5033-21sshd21:47:091
2412199240,3cyclictest0-21swapper/122:21:161
2412199240,21cyclictest23792-21cp23:26:131
2412199240,14cyclictest27992-21sshd23:41:141
2412199240,11cyclictest26200-21sshd21:52:071
2412199240,11cyclictest26200-21sshd21:52:061
269352230,2sleep226930-21bash21:22:302
24123992313,8cyclictest19521-21sshd22:56:163
2412299236,9cyclictest7693-21sshd21:26:362
2412199231,19cyclictest9449-21sshd22:55:211
2412199231,13cyclictest10220-21sshd00:35:131
2412199231,0cyclictest0-21swapper/123:59:091
2412199230,2cyclictest0-21swapper/123:02:081
2412199230,21cyclictest6068-21cp23:30:221
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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