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2025-11-22 - 23:49
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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 Sat Nov 22, 2025 12:43:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
230412570,7sleep233-21ksoftirqd/210:02:152
5592480,0sleep20-21swapper/209:05:132
265132480,0sleep00-21swapper/010:48:580
163132470,0sleep00-21swapper/011:38:240
2547224525,16sleep10-21swapper/106:50:041
50632440,0sleep40-21swapper/411:36:364
43012440,0sleep00-21swapper/008:09:220
262902440,1sleep125-21ksoftirqd/109:14:491
88852420,0sleep10-21swapper/112:16:131
309582420,0sleep00-21swapper/010:54:430
2565524129,9sleep20-21swapper/206:52:382
2564924128,9sleep50-21swapper/506:52:335
2331024128,9sleep60-21swapper/606:49:296
214052410,0sleep10-21swapper/110:37:541
188972410,0sleep60-21swapper/609:24:396
179862410,0sleep10-21swapper/109:56:061
91112400,0sleep60-21swapper/610:40:486
2572524027,9sleep40-21swapper/406:53:364
2553624027,9sleep00-21swapper/006:50:590
2533524027,8sleep70-21swapper/706:49:467
233182400,0sleep50-21swapper/507:44:375
2330724027,9sleep30-21swapper/306:49:263
213152400,0sleep40-21swapper/409:03:314
52332390,0sleep50-21swapper/509:27:515
296502390,0sleep40-21swapper/406:59:364
179332300,0sleep10-21swapper/111:28:481
25973992419,5cyclictest57-21ksoftirqd/510:21:005
2597499223,18cyclictest9262-21grepconf.sh10:20:496
25973992014,6cyclictest57-21ksoftirqd/510:58:485
2597099202,18cyclictest99-21kswapd007:28:594
25952992017,3cyclictest9-21ksoftirqd/010:00:180
178382200,0sleep717831-21bash10:11:497
2597399198,6cyclictest22317-21kworker/5:310:38:105
25973991915,0cyclictest0-21swapper/510:28:045
25973991914,5cyclictest57-21ksoftirqd/509:30:185
25973991913,5cyclictest2255-21sshd11:56:305
2595299191,17cyclictest15513-21sshd10:41:550
2597399186,6cyclictest0-21swapper/508:55:585
25973991813,5cyclictest9980-21kworker/5:111:30:105
25973991813,5cyclictest57-21ksoftirqd/510:08:205
25973991813,0cyclictest57-21ksoftirqd/511:52:125
2597399177,9cyclictest1561-21kworker/5:410:10:365
25973991713,4cyclictest57-21ksoftirqd/509:14:485
25973991712,5cyclictest8004-21kworker/5:109:09:365
25973991712,2cyclictest57-21ksoftirqd/512:22:005
25973991712,0cyclictest0-21swapper/508:43:345
2596999170,5cyclictest711-21dbus-daemon11:29:513
2597599168,5cyclictest0-21swapper/707:36:137
2597599168,0cyclictest0-21swapper/708:37:217
2597599168,0cyclictest0-21swapper/708:37:217
2597599168,0cyclictest0-21swapper/707:33:137
2597599162,6cyclictest0-21swapper/709:36:447
2597599162,6cyclictest0-21swapper/709:36:447
25975991614,1cyclictest25582-21sshd11:55:067
2597399166,5cyclictest57-21ksoftirqd/507:24:235
2597399165,0cyclictest0-21swapper/507:42:035
25973991612,0cyclictest0-21swapper/511:18:285
25973991612,0cyclictest0-21swapper/511:18:285
25973991611,5cyclictest57-21ksoftirqd/507:15:235
25973991611,1cyclictest6771-21kworker/5:311:06:545
25973991610,6cyclictest57-21ksoftirqd/511:12:385
2596999161,14cyclictest18259-21sshd09:08:063
2596999160,5cyclictest31717-21id10:39:303
2595299163,1cyclictest9-21ksoftirqd/011:56:310
25952991611,3cyclictest9-21ksoftirqd/011:12:120
2595299160,13cyclictest1-21systemd12:16:190
15592160,0sleep50-21swapper/509:38:165
15592160,0sleep50-21swapper/509:38:165
306142150,0sleep00-21swapper/011:50:490
295022150,0sleep20-21swapper/210:49:242
2597599158,5cyclictest0-21swapper/708:29:457
2597599158,5cyclictest0-21swapper/708:29:457
2597599156,8cyclictest754-21sshd11:05:267
2597599154,5cyclictest31037-21sshd09:04:527
2597499150,13cyclictest32474-21bash09:58:336
2597399159,1cyclictest15828-21kworker/5:311:49:145
2597399157,5cyclictest57-21ksoftirqd/511:00:275
25973991512,3cyclictest57-21ksoftirqd/509:49:305
25973991511,0cyclictest0-21swapper/511:59:385
25973991511,0cyclictest0-21swapper/508:07:435
25973991510,5cyclictest57-21ksoftirqd/507:06:535
25973991510,1cyclictest8587-21kworker/5:112:08:085
2597399150,9cyclictest0-21swapper/509:55:245
2597399150,2cyclictest0-21swapper/509:21:505
2596999151,5cyclictest12803-21grep11:42:553
2596999151,1cyclictest0-21swapper/309:20:313
2596999150,6cyclictest12970-21id11:12:363
2596999150,4cyclictest5264-21sshd09:59:283
2596199150,14cyclictest11794-21sshd11:22:232
25952991514,1cyclictest32383-21kworker/0:007:22:090
25952991513,1cyclictest9-21ksoftirqd/010:49:470
25952991513,1cyclictest9-21ksoftirqd/010:36:570
25952991513,1cyclictest9-21ksoftirqd/010:07:290
25952991512,3cyclictest9-21ksoftirqd/011:26:360
25952991511,1cyclictest9-21ksoftirqd/011:43:380
240612150,0sleep30-21swapper/311:54:533
2597599149,4cyclictest8511-21sshd10:45:527
2597599148,5cyclictest8185-21sshd10:20:387
2597599148,5cyclictest0-21swapper/712:15:367
2597599148,5cyclictest0-21swapper/709:48:087
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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