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2025-12-10 - 16:08
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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 Dec 10, 2025 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1386526641,9sleep70-21swapper/706:51:237
1380725340,9sleep40-21swapper/406:50:324
310862510,1sleep5561ktimersoftd/509:29:275
1395524827,9sleep20-21swapper/206:52:302
251352470,0sleep60-21swapper/610:51:536
208592450,0sleep00-21swapper/010:36:170
40272420,0sleep40-21swapper/411:34:044
1384524229,9sleep50-21swapper/506:51:055
135242420,0sleep30-21swapper/311:44:283
128092420,0sleep30-21swapper/310:57:113
296682410,0sleep30-21swapper/309:23:003
295032410,0sleep00-21swapper/011:05:160
1404324122,15sleep10-21swapper/106:53:411
1396724130,8sleep30-21swapper/306:52:393
1381224129,8sleep00-21swapper/006:50:360
43252400,0sleep30-21swapper/309:36:303
35642400,0sleep70-21swapper/709:56:207
18782400,0sleep10-21swapper/109:32:591
169652400,0sleep70-21swapper/709:18:327
1372024027,9sleep60-21swapper/606:49:216
262882390,0sleep20-21swapper/211:20:322
70892380,2sleep21418399cyclictest11:09:112
221392360,0sleep70-21swapper/711:19:577
193432350,0sleep10-21swapper/109:22:021
186312350,0sleep50-21swapper/509:12:135
215132340,2sleep11417799cyclictest10:28:331
9142280,0sleep30-21swapper/311:21:133
1420499232,3cyclictest0-21swapper/707:27:057
1419699236,5cyclictest0-21swapper/508:52:165
14192992310,3cyclictest49-21ksoftirqd/411:14:014
1419299217,4cyclictest49-21ksoftirqd/409:07:554
1420499208,10cyclictest3228-21bash12:09:107
1419299205,3cyclictest49-21ksoftirqd/412:17:424
14186992017,1cyclictest41-21ksoftirqd/312:11:463
90312190,0sleep01417399cyclictest09:14:160
207752190,0sleep60-21swapper/612:04:416
1419699198,5cyclictest0-21swapper/512:08:505
1419699198,5cyclictest0-21swapper/511:14:545
1419699198,5cyclictest0-21swapper/509:14:265
1419699198,5cyclictest0-21swapper/507:15:435
1419699198,0cyclictest0-21swapper/510:50:145
1419699198,0cyclictest0-21swapper/510:16:465
1419299198,1cyclictest49-21ksoftirqd/411:55:014
101132190,0sleep00-21swapper/011:47:370
1420499182,15cyclictest13778-21bash09:11:427
1420499182,13cyclictest9128-21sshd09:04:147
1420499180,0cyclictest0-21swapper/708:50:407
1420499180,0cyclictest0-21swapper/708:23:067
1419699188,0cyclictest0-21swapper/511:36:465
1419699187,5cyclictest0-21swapper/511:54:345
1419699187,5cyclictest0-21swapper/511:53:425
1419699187,5cyclictest0-21swapper/510:09:465
1419699187,5cyclictest0-21swapper/509:04:345
1419699187,5cyclictest0-21swapper/508:06:015
1419699187,0cyclictest0-21swapper/507:36:435
1419699184,8cyclictest0-21swapper/507:47:435
1419699184,2cyclictest0-21swapper/506:55:555
1419299187,1cyclictest49-21ksoftirqd/409:39:254
1419299186,1cyclictest49-21ksoftirqd/409:29:264
14192991815,1cyclictest49-21ksoftirqd/410:25:304
14192991811,4cyclictest49-21ksoftirqd/411:52:114
1419299181,1cyclictest121rcu_preempt11:27:134
1418399180,16cyclictest4212-21sshd12:12:282
1417399180,15cyclictest99-21kswapd007:42:140
1420499170,16cyclictest26579-21cpuspeed_turbos10:08:547
1419699178,9cyclictest0-21swapper/510:33:045
1419699177,0cyclictest0-21swapper/508:30:005
1419699177,0cyclictest0-21swapper/507:05:195
1419699177,0cyclictest0-21swapper/507:01:535
1419699176,5cyclictest0-21swapper/511:32:565
1419699176,5cyclictest0-21swapper/511:21:585
1419699176,5cyclictest0-21swapper/510:43:545
1419699176,5cyclictest0-21swapper/510:43:545
1419699176,5cyclictest0-21swapper/509:01:305
1419699176,5cyclictest0-21swapper/508:35:125
1419699176,5cyclictest0-21swapper/508:21:215
1419699176,5cyclictest0-21swapper/507:10:335
1419699176,0cyclictest0-21swapper/512:14:385
1419699176,0cyclictest0-21swapper/510:24:385
1419699176,0cyclictest0-21swapper/510:19:145
1419699176,0cyclictest0-21swapper/507:23:595
1419699170,0cyclictest0-21swapper/507:39:595
1419299178,1cyclictest49-21ksoftirqd/409:50:134
1419299176,3cyclictest49-21ksoftirqd/412:06:444
14192991716,1cyclictest49-21ksoftirqd/410:56:304
14192991715,1cyclictest49-21ksoftirqd/409:37:354
14192991715,1cyclictest49-21ksoftirqd/409:21:444
14192991713,3cyclictest49-21ksoftirqd/410:38:284
14192991712,3cyclictest49-21ksoftirqd/410:11:434
14192991712,3cyclictest49-21ksoftirqd/410:01:154
14192991711,3cyclictest49-21ksoftirqd/408:59:314
14186991714,1cyclictest41-21ksoftirqd/312:00:273
1417399170,16cyclictest6021-21bash10:45:530
1417399170,16cyclictest6021-21bash10:45:530
302442160,0sleep60-21swapper/610:29:116
272072160,0sleep70-21swapper/710:22:317
18562160,0sleep00-21swapper/010:41:540
1420499165,0cyclictest0-21swapper/708:42:027
14204991611,5cyclictest0-21swapper/707:07:317
14204991611,0cyclictest0-21swapper/708:34:267
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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