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2026-04-23 - 20:09
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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 Thu Apr 23, 2026 13:03:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
980399214200,8cyclictest9119-21sh09:20:2813
980399214200,8cyclictest9119-21sh09:20:2813
980399213183,26cyclictest0-21swapper/2010:10:1413
980399213183,26cyclictest0-21swapper/2010:10:1313
980399213183,26cyclictest0-21swapper/2010:10:1313
982199207203,2cyclictest0-21swapper/3511:55:1829
982199207203,2cyclictest0-21swapper/3511:55:1729
979099207203,2cyclictest0-21swapper/812:26:1838
979099207203,2cyclictest0-21swapper/812:26:1738
978999207194,8cyclictest0-21swapper/709:11:5137
978999207194,8cyclictest0-21swapper/709:11:5037
980699205196,4cyclictest3610-21CPU16
980699205196,4cyclictest3610-21CPU16
980699205196,4cyclictest3610-21CPU16
980499203184,9cyclictest0-21swapper/2109:19:1414
980499203184,9cyclictest0-21swapper/2109:19:1414
980499203184,9cyclictest0-21swapper/2109:19:1414
980399202193,5cyclictest0-21swapper/2010:45:2113
980399202193,5cyclictest0-21swapper/2010:45:2113
980399202193,5cyclictest0-21swapper/2010:45:2113
979199199150,47cyclictest0-21swapper/912:11:3539
979199199150,47cyclictest0-21swapper/912:11:3439
980399198186,10cyclictest0-21swapper/2009:41:5413
980399198186,10cyclictest0-21swapper/2009:41:5413
980399198186,10cyclictest0-21swapper/2009:41:5413
978999197184,11cyclictest0-21swapper/709:42:5137
978999197184,11cyclictest0-21swapper/709:42:5137
978999197184,11cyclictest0-21swapper/709:42:5137
978999196180,12cyclictest0-21swapper/710:41:0937
978999196180,12cyclictest0-21swapper/710:41:0937
978999196180,12cyclictest0-21swapper/710:41:0937
980399195174,16cyclictest0-21swapper/2009:35:2113
980399195174,16cyclictest0-21swapper/2009:35:2013
980399195173,13cyclictest2466-21CPU13
980399195173,13cyclictest2466-21CPU13
980399195173,13cyclictest2466-21CPU13
978699195165,24cyclictest0-21swapper/510:00:3035
978699195165,24cyclictest0-21swapper/510:00:2935
980699194187,5cyclictest0-21swapper/2309:45:0016
980699194187,5cyclictest0-21swapper/2309:44:5916
980699194187,5cyclictest0-21swapper/2309:44:5916
980699193184,7cyclictest0-21swapper/2312:20:4316
980699193184,7cyclictest0-21swapper/2312:20:4216
980699193179,9cyclictest0-21swapper/2312:25:3716
980699193179,9cyclictest0-21swapper/2312:25:3716
980399193188,4cyclictest0-21swapper/2009:27:0513
980399193188,4cyclictest0-21swapper/2009:27:0413
980399193188,4cyclictest0-21swapper/2009:27:0413
979299193168,22cyclictest0-21swapper/1010:12:532
979299193168,22cyclictest0-21swapper/1010:12:532
979299193168,22cyclictest0-21swapper/1010:12:522
979199193171,20cyclictest0-21swapper/908:50:4839
979199193171,20cyclictest0-21swapper/908:50:4839
980899192144,29cyclictest0-21swapper/2411:04:5017
980899192144,29cyclictest0-21swapper/2411:04:4917
980699192184,4cyclictest37354-21CPU16
980699192184,4cyclictest37354-21CPU16
980699191180,8cyclictest4398-21qemu-system-x8612:05:0216
980699191180,8cyclictest4398-21qemu-system-x8612:05:0216
980699191180,8cyclictest4398-21qemu-system-x8612:05:0216
980399191181,7cyclictest2447-21CPU13
980399191181,7cyclictest2447-21CPU13
980399191181,7cyclictest2447-21CPU13
978999191180,7cyclictest0-21swapper/709:45:3737
978999191180,7cyclictest0-21swapper/709:45:3737
980399190177,11cyclictest0-21swapper/2010:57:2713
980399190177,11cyclictest0-21swapper/2010:57:2713
980399190177,11cyclictest0-21swapper/2010:57:2613
980399189182,5cyclictest0-21swapper/2011:02:2013
980399189182,5cyclictest0-21swapper/2011:02:2013
980399189180,6cyclictest0-21swapper/2010:18:0213
980399189180,6cyclictest0-21swapper/2010:18:0213
980399189180,6cyclictest0-21swapper/2010:18:0213
978999189182,5cyclictest0-21swapper/709:56:1237
978999189182,5cyclictest0-21swapper/709:56:1237
978999189182,5cyclictest0-21swapper/709:56:1237
978099189138,43cyclictest3544-21CPU0
978099189138,43cyclictest3544-21CPU0
980399188181,5cyclictest0-21swapper/2010:38:4213
980399188181,5cyclictest0-21swapper/2010:38:4213
980399188181,5cyclictest0-21swapper/2010:38:4213
978999188183,2cyclictest0-21swapper/710:56:5437
978999188183,2cyclictest0-21swapper/710:56:5437
978999188183,2cyclictest0-21swapper/710:56:5437
979399187183,2cyclictest0-21swapper/1110:15:143
979399187183,2cyclictest0-21swapper/1110:15:143
979399187183,2cyclictest0-21swapper/1110:15:143
9791991872,2cyclictest0-21swapper/909:48:4039
9791991872,2cyclictest0-21swapper/909:48:4039
980699186179,5cyclictest14919-21sshd11:13:4816
980699186179,5cyclictest14919-21sshd11:13:4716
980399186181,3cyclictest0-21swapper/2009:11:5413
980399186181,3cyclictest0-21swapper/2009:11:5413
980399186179,4cyclictest0-21swapper/2010:40:3813
980399186179,4cyclictest0-21swapper/2010:40:3713
980399186179,4cyclictest0-21swapper/2010:40:3713
978899186131,51cyclictest0-21swapper/612:36:0836
978899186131,51cyclictest0-21swapper/612:36:0836
978899186131,51cyclictest0-21swapper/612:36:0736
980699185179,4cyclictest0-21swapper/2312:05:1016
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