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2023-10-01 - 01:37
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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 rackcslot6.osadl.org (updated Sat Sep 30, 2023 00:46:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2151991030,90rtkit-daemon0-21swapper/219:05:542
28057592850,0sleep549-21ksoftirqd/523:25:265
27120312850,0sleep00-21swapper/022:00:300
2584826998416,35cyclictest0-21swapper/723:32:447
2584826998415,38cyclictest0-21swapper/720:22:457
2584784998416,37cyclictest0-21swapper/120:57:441
2584826998314,36cyclictest0-21swapper/719:22:457
2584784998316,36cyclictest0-21swapper/122:32:451
26363042820,0sleep50-21swapper/520:35:295
258456228259,11sleep50-21swapper/519:09:445
2584826998115,35cyclictest0-21swapper/721:42:447
258441428159,11sleep00-21swapper/019:07:380
258440128157,12sleep70-21swapper/719:07:287
258453728057,12sleep10-21swapper/119:09:231
258437028056,12sleep40-21swapper/419:07:014
28516582780,0sleep70-21swapper/700:07:177
26568832780,1sleep656-21ksoftirqd/621:10:306
26773142770,0sleep70-21swapper/721:30:187
258442627760,12sleep30-21swapper/319:07:493
258211427761,11sleep60-21swapper/619:05:186
28856512740,1sleep656-21ksoftirqd/600:38:486
27073232740,0sleep20-21swapper/221:56:092
25864962740,0sleep010-21ksoftirqd/019:10:260
2584804997415,37cyclictest0-21swapper/419:47:454
2584804997410,45cyclictest2867508-21kworker/u16:100:27:454
27285302730,0sleep10-21swapper/122:15:301
26609342730,0sleep60-21swapper/621:15:186
2584804997327,34cyclictest0-21swapper/400:17:444
2584804997221,36cyclictest0-21swapper/423:52:444
28452902700,0sleep50-21swapper/500:00:505
258481999679,26cyclictest0-21swapper/621:07:446
258480499670,36cyclictest0-21swapper/419:57:444
27247042660,0sleep30-21swapper/322:12:283
258480499662,34cyclictest0-21swapper/419:32:444
2584826996416,36cyclictest0-21swapper/721:22:447
28655082600,0sleep50-21swapper/500:20:215
26977232500,0sleep121-21ksoftirqd/121:48:301
258481299419,22cyclictest0-21swapper/522:17:445
28277242320,0sleep10-21swapper/123:45:251
28175582310,0sleep30-21swapper/323:35:343
2584812993112,11cyclictest0-21swapper/520:32:455
2584804993014,15cyclictest0-21swapper/423:12:444
2584804993014,15cyclictest0-21swapper/423:02:444
2584819992913,15cyclictest0-21swapper/619:27:446
258481299299,14cyclictest0-21swapper/523:47:445
2584804992914,15cyclictest0-21swapper/422:12:444
2584804992913,15cyclictest0-21swapper/422:47:454
2584775992915,14cyclictest0-21swapper/023:07:440
2584775992915,14cyclictest0-21swapper/000:07:440
2584812992812,15cyclictest0-21swapper/521:32:445
2584804992812,15cyclictest0-21swapper/422:02:444
28112532270,0sleep60-21swapper/623:30:236
2584826992711,15cyclictest0-21swapper/719:42:447
2584812992711,15cyclictest0-21swapper/522:37:445
27421102260,0sleep656-21ksoftirqd/622:28:486
2584812992614,8cyclictest0-21swapper/523:37:445
2584812992610,15cyclictest0-21swapper/519:37:445
27545292250,0sleep50-21swapper/522:40:175
26604442250,2sleep442-21ksoftirqd/421:15:084
258481299259,15cyclictest0-21swapper/520:42:445
258482699248,15cyclictest0-21swapper/721:37:447
258481299248,15cyclictest0-21swapper/523:22:445
258480499248,15cyclictest0-21swapper/421:12:454
2584797992423,1cyclictest0-21swapper/320:07:443
2584797992423,1cyclictest0-21swapper/319:12:453
258482699237,15cyclictest0-21swapper/720:12:447
258478499237,15cyclictest0-21swapper/100:12:441
258477599237,15cyclictest0-21swapper/019:17:440
27656452220,0sleep30-21swapper/322:50:153
258482699226,15cyclictest0-21swapper/720:52:457
258482699226,15cyclictest0-21swapper/700:02:447
258481299226,15cyclictest0-21swapper/522:57:445
2584797992213,9cyclictest0-21swapper/320:27:443
258479299226,15cyclictest0-21swapper/222:27:452
258479799219,12cyclictest0-21swapper/322:42:443
258479799215,16cyclictest0-21swapper/300:22:453
2584797992115,6cyclictest0-21swapper/321:02:453
2584797992115,6cyclictest0-21swapper/321:02:453
2584797992112,9cyclictest0-21swapper/323:17:453
2584797992111,10cyclictest0-21swapper/321:27:443
28127632200,0sleep00-21swapper/023:31:460
258479799206,14cyclictest0-21swapper/322:07:443
258479799204,15cyclictest0-21swapper/323:42:443
2584797992012,8cyclictest0-21swapper/321:57:443
2584797992010,10cyclictest0-21swapper/320:37:453
27172902190,0sleep62717291-21ntp_kernel_err22:05:256
258480499195,13cyclictest0-21swapper/420:17:454
258479799197,12cyclictest0-21swapper/320:47:443
258478499191,9cyclictest0-21swapper/123:20:181
258482699170,8cyclictest0-21swapper/719:52:457
25960352160,0sleep42596038-21ntp_kernel_pll_19:25:274
258481299160,15cyclictest0-21swapper/521:47:445
258481299160,10cyclictest0-21swapper/520:02:455
215199160,1rtkit-daemon2150-21rtkit-daemon21:28:522
258480499151,8cyclictest0-21swapper/422:22:444
258478499150,5cyclictest0-21swapper/123:57:441
258478499150,5cyclictest0-21swapper/123:57:441
215199150,1rtkit-daemon818-21earlyoom22:43:032
215199150,1rtkit-daemon2150-21rtkit-daemon20:43:276
27755252140,0sleep30-21swapper/322:59:133
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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