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2026-06-23 - 09:08
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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 rack6slot0.osadl.org (updated Tue Jun 23, 2026 01:01:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2229899205202,2cyclictest0-21swapper/919:15:2639
2229899205202,2cyclictest0-21swapper/919:15:2639
2229699204186,12cyclictest0-21swapper/721:15:2837
2229699204186,12cyclictest0-21swapper/721:15:2837
2229699204186,12cyclictest0-21swapper/721:15:2837
2230799202180,12cyclictest1430-21polkitd22:01:439
2230799202180,12cyclictest1430-21polkitd22:01:439
2230799202180,12cyclictest1430-21polkitd22:01:429
2233299200197,2cyclictest0-21swapper/3919:20:1733
2233299200197,2cyclictest0-21swapper/3919:20:1733
2231099200182,10cyclictest0-21swapper/2000:17:3413
2231099200182,10cyclictest0-21swapper/2000:17:3413
2231099199151,25cyclictest0-21swapper/2022:01:1513
2231099199151,25cyclictest0-21swapper/2022:01:1513
2231099199151,25cyclictest0-21swapper/2022:01:1413
2229099197187,8cyclictest0-21swapper/321:37:5923
2229099197187,8cyclictest0-21swapper/321:37:5923
2229099197187,8cyclictest0-21swapper/321:37:5923
2229499196154,38cyclictest0-21swapper/523:13:1935
2229499196154,38cyclictest0-21swapper/523:13:1935
2229499196154,38cyclictest0-21swapper/523:13:1935
2228799196174,20cyclictest0-21swapper/123:35:511
2228799196174,20cyclictest0-21swapper/123:35:511
2230599193173,13cyclictest0-21swapper/1522:27:007
2230599193173,13cyclictest0-21swapper/1522:27:007
2229499192165,25cyclictest0-21swapper/522:47:5535
2229499192165,25cyclictest0-21swapper/522:47:5535
2229299192188,2cyclictest0-21swapper/422:51:4234
2229299192188,2cyclictest0-21swapper/422:51:4134
2228799192186,2cyclictest0-21swapper/100:32:001
2228799192186,2cyclictest0-21swapper/100:32:001
2229599190185,3cyclictest0-21swapper/619:20:1936
2229599190185,3cyclictest0-21swapper/619:20:1936
2229499190156,32cyclictest0-21swapper/523:30:2835
2229499190156,32cyclictest0-21swapper/523:30:2835
2229499188153,30cyclictest0-21swapper/523:05:0035
2229499188153,30cyclictest0-21swapper/523:05:0035
2229499188153,30cyclictest0-21swapper/523:05:0035
2232299187153,28cyclictest0-21swapper/3000:03:2924
2232299187153,28cyclictest0-21swapper/3000:03:2924
22294991871,175cyclictest0-21swapper/519:15:1835
22294991871,175cyclictest0-21swapper/519:15:1835
2231099186175,8cyclictest0-21swapper/2022:17:1313
2231099186175,8cyclictest0-21swapper/2022:17:1313
2232099185176,6cyclictest0-21swapper/2822:50:5421
2232099185176,6cyclictest0-21swapper/2822:50:5421
2228799185175,8cyclictest0-21swapper/122:50:541
2228799185175,8cyclictest0-21swapper/122:50:541
2229799184176,7cyclictest0-21swapper/800:21:4738
2229799184176,7cyclictest0-21swapper/800:21:4738
2229699184179,4cyclictest0-21swapper/723:48:0637
2229699184179,4cyclictest0-21swapper/723:48:0637
2233199183156,15cyclictest0-21swapper/3823:58:5332
2233199183156,15cyclictest0-21swapper/3823:58:5332
2233199183156,15cyclictest0-21swapper/3823:58:5332
2233099183180,2cyclictest0-21swapper/3722:00:2231
2233099183180,2cyclictest0-21swapper/3722:00:2231
2233099183180,2cyclictest0-21swapper/3722:00:2231
2229299183124,55cyclictest37357-21CPU34
2229299183124,55cyclictest37357-21CPU34
2232499182169,11cyclictest0-21swapper/3223:33:2326
2232499182169,11cyclictest0-21swapper/3223:33:2326
2231099182116,57cyclictest3546-21CPU13
2231099182116,57cyclictest3546-21CPU13
2229699182174,4cyclictest0-21swapper/722:37:4737
2229699182174,4cyclictest0-21swapper/722:37:4637
2229299182175,5cyclictest0-21swapper/420:06:3134
2229299182175,5cyclictest0-21swapper/420:06:3034
2229299182172,8cyclictest0-21swapper/423:27:2934
2229299182172,8cyclictest0-21swapper/423:27:2934
2232599181172,8cyclictest0-21swapper/3300:13:0327
2232599181172,8cyclictest0-21swapper/3300:13:0327
2232099181169,6cyclictest0-21swapper/2822:36:5321
2232099181169,6cyclictest0-21swapper/2822:36:5321
2229499181144,34cyclictest0-21swapper/522:30:3635
2229499181144,34cyclictest0-21swapper/522:30:3635
2229499181138,35cyclictest0-21swapper/522:09:3935
2229499181138,35cyclictest0-21swapper/522:09:3935
2229499181138,35cyclictest0-21swapper/522:09:3835
2228799181172,7cyclictest0-21swapper/121:48:531
2228799181172,7cyclictest0-21swapper/121:48:531
2232499180161,10cyclictest0-21swapper/3200:16:0926
2232499180161,10cyclictest0-21swapper/3200:16:0926
2229299180131,45cyclictest3610-21CPU34
2229299180131,45cyclictest3610-21CPU34
2229099179168,9cyclictest0-21swapper/300:32:1423
2229099179168,9cyclictest0-21swapper/300:32:1323
2228799179166,9cyclictest0-21swapper/121:44:361
2228799179166,9cyclictest0-21swapper/121:44:361
2228799179166,9cyclictest0-21swapper/121:44:361
2232199178153,12cyclictest171rcu_preempt20:00:2322
2232099178122,52cyclictest2461-21CPU21
2232099178122,52cyclictest2461-21CPU21
2230399178173,3cyclictest0-21swapper/1419:20:196
2230399178173,3cyclictest0-21swapper/1419:20:196
2229799178169,2cyclictest0-21swapper/822:48:3838
2229799178169,2cyclictest0-21swapper/822:48:3738
2229299178137,19cyclictest0-21swapper/422:16:4934
2229299178137,19cyclictest0-21swapper/422:16:4934
2229299178129,26cyclictest0-21swapper/419:20:3734
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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