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2026-08-05 - 19:53
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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 Wed Aug 05, 2026 13:01:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
583299207198,7cyclictest0-21swapper/3912:00:2933
583299207198,7cyclictest0-21swapper/3912:00:2933
583299207198,7cyclictest0-21swapper/3912:00:2833
583299196188,5cyclictest0-21swapper/3910:44:0733
583299196188,5cyclictest0-21swapper/3910:44:0733
580599191185,3cyclictest0-21swapper/1509:14:497
580599191185,3cyclictest0-21swapper/1509:14:497
582599190183,5cyclictest0-21swapper/3310:00:1327
582599190183,5cyclictest0-21swapper/3310:00:1327
5828991897,174cyclictest0-21swapper/3512:30:2029
5828991897,174cyclictest0-21swapper/3512:30:1929
579699189162,22cyclictest0-21swapper/912:22:4839
579699189162,22cyclictest0-21swapper/912:22:4739
582599185176,7cyclictest0-21swapper/3309:56:0127
582599185176,7cyclictest0-21swapper/3309:56:0127
582599185176,7cyclictest0-21swapper/3309:56:0027
579099185145,36cyclictest0-21swapper/411:32:5734
579099185145,36cyclictest0-21swapper/411:32:5734
58089918215,153cyclictest3610-21CPU10
58089918215,153cyclictest3610-21CPU10
58089918215,153cyclictest3610-21CPU10
582599180121,48cyclictest2461-21CPU27
582599180121,48cyclictest2461-21CPU27
579599180174,3cyclictest0-21swapper/810:08:1838
579599180174,3cyclictest0-21swapper/810:08:1738
581399178155,17cyclictest0-21swapper/2311:46:0316
581399178155,17cyclictest0-21swapper/2311:46:0316
581399178155,17cyclictest0-21swapper/2311:46:0316
583199176163,11cyclictest0-21swapper/3811:24:0932
583199176163,11cyclictest0-21swapper/3811:24:0832
582799176161,9cyclictest0-21swapper/3409:38:4228
582799176161,9cyclictest0-21swapper/3409:38:4228
579099176142,31cyclictest0-21swapper/409:41:3434
579099176142,31cyclictest0-21swapper/409:41:3434
57889917663,100cyclictest0-21swapper/212:40:0112
57889917663,100cyclictest0-21swapper/212:40:0012
582599175115,54cyclictest3609-21CPU27
582599175115,54cyclictest3609-21CPU27
580599175150,12cyclictest2447-21CPU7
580599175150,12cyclictest2447-21CPU7
578699175149,23cyclictest0-21swapper/008:30:010
578699175149,23cyclictest0-21swapper/008:30:000
581899173163,8cyclictest0-21swapper/2712:39:2120
581899173163,8cyclictest0-21swapper/2712:39:2020
583299172148,22cyclictest0-21swapper/3911:51:4733
583299172148,22cyclictest0-21swapper/3911:51:4633
583299172148,22cyclictest0-21swapper/3911:51:4633
581899172166,4cyclictest0-21swapper/2710:03:0120
581899172166,4cyclictest0-21swapper/2710:03:0120
582799171157,12cyclictest0-21swapper/3410:27:3928
582799171157,12cyclictest0-21swapper/3410:27:3928
580399171155,11cyclictest0-21swapper/1409:17:436
580399171155,11cyclictest0-21swapper/1409:17:436
582599170123,35cyclictest3543-21CPU27
582599170123,35cyclictest3543-21CPU27
579999170109,37cyclictest2454-21CPU4
579999170109,37cyclictest2454-21CPU4
583299169157,4cyclictest0-21swapper/3907:56:2933
583299169157,4cyclictest0-21swapper/3907:56:2933
583299169151,14cyclictest0-21swapper/3910:59:2733
583299169151,14cyclictest0-21swapper/3910:59:2733
583299169151,14cyclictest0-21swapper/3910:59:2733
582599169145,11cyclictest0-21swapper/3309:22:2427
582599169145,11cyclictest0-21swapper/3309:22:2327
580399169160,8cyclictest0-21swapper/1411:38:556
580399169160,8cyclictest0-21swapper/1411:38:556
580399169160,8cyclictest0-21swapper/1411:38:546
578699169127,33cyclictest0-21swapper/010:37:480
578699169127,33cyclictest0-21swapper/010:37:470
583299168161,5cyclictest0-21swapper/3911:26:1333
583299168161,5cyclictest0-21swapper/3911:26:1333
579199168139,23cyclictest0-21swapper/511:15:1235
579199168139,23cyclictest0-21swapper/511:15:1235
581899167156,9cyclictest0-21swapper/2711:29:3720
581899167156,9cyclictest0-21swapper/2711:29:3720
580599167153,12cyclictest0-21swapper/1510:21:217
580599167153,12cyclictest0-21swapper/1510:21:217
580399167151,14cyclictest0-21swapper/1410:50:136
580399167151,14cyclictest0-21swapper/1410:50:136
579099167143,22cyclictest0-21swapper/411:35:1034
579099167143,22cyclictest0-21swapper/411:35:0934
579099167143,22cyclictest0-21swapper/411:35:0934
583299166154,7cyclictest0-21swapper/3909:32:5833
583299166154,7cyclictest0-21swapper/3909:32:5833
581899166154,10cyclictest0-21swapper/2709:46:4720
581899166154,10cyclictest0-21swapper/2709:46:4720
579699166157,5cyclictest0-21swapper/912:36:3839
579699166157,5cyclictest0-21swapper/912:36:3839
579199166146,16cyclictest0-21swapper/509:16:4035
579199166146,16cyclictest0-21swapper/509:16:4035
578699166147,16cyclictest0-21swapper/012:10:590
578699166147,16cyclictest0-21swapper/012:10:580
578699166141,23cyclictest0-21swapper/011:39:230
578699166141,23cyclictest0-21swapper/011:39:230
578699166141,23cyclictest0-21swapper/011:39:230
582399165155,4cyclictest0-21swapper/3209:17:5526
582399165155,4cyclictest0-21swapper/3209:17:5526
581399165137,23cyclictest0-21swapper/2312:08:0216
581399165137,23cyclictest0-21swapper/2312:08:0216
580799165133,14cyclictest0-21swapper/1709:15:239
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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