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2026-08-19 - 16:21
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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 rack3slot0.osadl.org (updated Wed Aug 19, 2026 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3061425525,17sleep20-21swapper/207:02:202
118742550,0sleep20-21swapper/210:32:492
3056925127,8sleep70-21swapper/707:01:457
3079225026,9sleep00-21swapper/007:04:430
44662490,0sleep30-21swapper/311:01:093
158292490,0sleep60-21swapper/609:48:076
3068024825,8sleep10-21swapper/107:03:151
52192470,2sleep73099799cyclictest12:06:007
52192470,2sleep73099799cyclictest12:06:007
215462470,0sleep10-21swapper/110:15:261
320612460,0sleep00-21swapper/012:11:060
180882460,0sleep00-21swapper/009:53:380
72682450,0sleep10-21swapper/111:53:371
299002450,8sleep685150irq/25-em1-rx-011:29:396
247062450,0sleep40-21swapper/412:10:464
203722440,0sleep40-21swapper/409:41:094
130702440,0sleep60-21swapper/612:01:036
92572430,0sleep2311rcuc/212:09:562
92572430,0sleep2311rcuc/212:09:562
46262430,0sleep50-21swapper/509:58:165
14132430,0sleep10-21swapper/111:02:511
114342430,0sleep70-21swapper/711:17:477
263252420,1sleep557-21ksoftirqd/510:12:015
217942420,0sleep40-21swapper/412:01:334
186762420,0sleep40-21swapper/411:38:024
148262420,0sleep00-21swapper/010:38:230
52722410,0sleep70-21swapper/711:57:037
32732410,0sleep50-21swapper/509:36:375
32732410,0sleep50-21swapper/509:36:375
3057524128,9sleep40-21swapper/407:01:504
3055924129,8sleep60-21swapper/607:01:366
301522410,0sleep70-21swapper/709:20:137
283532410,0sleep028350-21sshd10:48:080
224012410,0sleep6631rcuc/612:28:426
222542410,0sleep50-21swapper/509:28:445
175352410,1sleep517528-21bash10:20:345
163682410,0sleep00-21swapper/011:55:520
114042410,2sleep53098899cyclictest09:11:545
91162400,0sleep30-21swapper/310:30:493
67522400,0sleep00-21swapper/008:15:440
3072924028,8sleep50-21swapper/507:03:515
3055624029,8sleep30-21swapper/307:01:333
311092390,0sleep70-21swapper/710:28:297
66752380,0sleep50-21swapper/511:15:455
185122380,0sleep218510-21sshd11:39:522
312602370,0sleep50-21swapper/511:06:155
232452370,0sleep30-21swapper/312:08:533
232452370,0sleep30-21swapper/312:08:533
52212320,2sleep13097899cyclictest10:05:321
30978992712,1cyclictest25-21ksoftirqd/111:25:581
30978992616,2cyclictest25-21ksoftirqd/111:43:351
3097899256,2cyclictest25-21ksoftirqd/111:07:391
30978992412,1cyclictest25-21ksoftirqd/110:56:201
3097899239,1cyclictest25-21ksoftirqd/112:24:391
3097899238,2cyclictest25-21ksoftirqd/112:15:191
3097899238,1cyclictest25-21ksoftirqd/110:06:411
30978992310,2cyclictest25-21ksoftirqd/112:18:221
30977992314,1cyclictest9-21ksoftirqd/011:15:470
30977992312,6cyclictest9-21ksoftirqd/011:14:110
30988992218,3cyclictest57-21ksoftirqd/512:21:535
3097899229,3cyclictest25-21ksoftirqd/109:19:531
3097899229,1cyclictest25-21ksoftirqd/110:34:071
3097899229,1cyclictest25-21ksoftirqd/109:59:571
3097899228,2cyclictest25-21ksoftirqd/112:26:271
3097899226,1cyclictest25-21ksoftirqd/109:46:341
30978992212,1cyclictest25-21ksoftirqd/110:38:581
30978992211,1cyclictest25-21ksoftirqd/110:17:391
30978992210,3cyclictest25-21ksoftirqd/109:45:331
3097899221,3cyclictest25-21ksoftirqd/110:25:441
30977992215,6cyclictest9-21ksoftirqd/012:24:440
30988992117,3cyclictest57-21ksoftirqd/510:00:495
3097899219,3cyclictest25-21ksoftirqd/109:12:511
3097899215,2cyclictest25-21ksoftirqd/111:56:321
30978992111,1cyclictest25-21ksoftirqd/111:18:411
30978992111,1cyclictest25-21ksoftirqd/109:53:041
30978992110,3cyclictest25-21ksoftirqd/110:47:541
30977992116,1cyclictest20682-21kworker/0:212:17:230
30977992112,8cyclictest1844-21nfsd10:21:250
3098899201,16cyclictest0-21swapper/511:58:295
3097899207,3cyclictest25-21ksoftirqd/111:32:311
3097899207,1cyclictest25-21ksoftirqd/110:42:571
30978992017,1cyclictest25-21ksoftirqd/112:10:121
30978992017,1cyclictest25-21ksoftirqd/112:10:121
30978992014,3cyclictest25-21ksoftirqd/109:23:391
30978992012,1cyclictest25-21ksoftirqd/111:48:381
3097899201,3cyclictest25-21ksoftirqd/111:21:461
3097799208,12cyclictest9-21ksoftirqd/012:04:050
30977992010,5cyclictest9-21ksoftirqd/011:51:170
3098899198,0cyclictest0-21swapper/508:16:355
3098899198,0cyclictest0-21swapper/507:07:015
30988991913,5cyclictest57-21ksoftirqd/512:16:175
3097899199,2cyclictest25-21ksoftirqd/111:35:391
3097899198,3cyclictest25-21ksoftirqd/111:10:371
3097899198,3cyclictest25-21ksoftirqd/109:09:371
3097899197,3cyclictest25-21ksoftirqd/112:31:581
3097899197,2cyclictest25-21ksoftirqd/109:30:411
3097899192,2cyclictest25-21ksoftirqd/110:52:581
3097899190,1cyclictest131rcu_sched09:28:021
3097799199,9cyclictest9-21ksoftirqd/011:02:090
30977991914,5cyclictest9-21ksoftirqd/011:28:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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