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2026-05-06 - 03:47
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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 May 06, 2026 01:02:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2612499219193,18cyclictest3543-21CPU34
2612499219193,18cyclictest3543-21CPU34
2612499219193,18cyclictest3543-21CPU34
2612499218193,12cyclictest0-21swapper/422:00:0034
2612499218193,12cyclictest0-21swapper/422:00:0034
2614999216210,4cyclictest2327-21qemu-system-x8623:15:1516
2614999216210,4cyclictest2327-21qemu-system-x8623:15:1516
2614999216210,4cyclictest2327-21qemu-system-x8623:15:1516
2612499210193,13cyclictest3542-21CPU34
2612499210193,13cyclictest3542-21CPU34
2612499209196,11cyclictest0-21swapper/421:41:2934
2612499209196,11cyclictest0-21swapper/421:41:2934
2613799205195,7cyclictest0-21swapper/1421:31:586
2613799205195,7cyclictest0-21swapper/1421:31:586
2612699199163,13cyclictest0-21swapper/519:35:3935
2612699199163,13cyclictest0-21swapper/519:35:3935
2612499198176,18cyclictest0-21swapper/423:10:2034
2612499198176,18cyclictest0-21swapper/423:10:2034
2612499198176,18cyclictest0-21swapper/423:10:2034
2612499195169,16cyclictest0-21swapper/421:20:0634
2616499194190,2cyclictest0-21swapper/3423:40:4628
2616499194190,2cyclictest0-21swapper/3423:40:4628
2612699194183,2cyclictest171rcu_preempt21:56:0235
2612699194183,2cyclictest171rcu_preempt21:56:0235
2613699190183,5cyclictest0-21swapper/1322:25:385
2613699190183,5cyclictest0-21swapper/1322:25:385
2613099190162,19cyclictest0-21swapper/722:29:5137
2613099190162,19cyclictest0-21swapper/722:29:5137
2616099189152,35cyclictest0-21swapper/3022:23:0824
2616099189152,35cyclictest0-21swapper/3022:23:0724
2614599189166,20cyclictest0-21swapper/2021:21:4513
2614599189166,20cyclictest0-21swapper/2021:21:4513
2612899189182,5cyclictest0-21swapper/622:51:5436
2612899189182,5cyclictest0-21swapper/622:51:5336
2612499189173,10cyclictest0-21swapper/400:12:3934
2612499189173,10cyclictest0-21swapper/400:12:3934
2612499189172,15cyclictest0-21swapper/421:12:5134
2612499189172,15cyclictest0-21swapper/421:12:5134
2611999189163,18cyclictest0-21swapper/022:25:060
2611999189163,18cyclictest0-21swapper/022:25:060
2614999187182,3cyclictest0-21swapper/2322:30:2016
2614999187182,3cyclictest0-21swapper/2322:30:2016
2612499187166,19cyclictest0-21swapper/400:40:0634
2612499187166,12cyclictest3544-21CPU34
2612499187166,12cyclictest3544-21CPU34
2612499187166,12cyclictest3544-21CPU34
2612699186152,30cyclictest0-21swapper/523:09:1235
2612699186152,30cyclictest0-21swapper/523:09:1235
2614799185161,22cyclictest0-21swapper/2222:33:0115
2614799185161,22cyclictest0-21swapper/2222:33:0115
2612499185157,22cyclictest0-21swapper/423:15:2234
2612499185157,22cyclictest0-21swapper/423:15:2234
2612499185157,22cyclictest0-21swapper/423:15:2134
2613099184161,21cyclictest0-21swapper/723:20:2537
2613099184161,21cyclictest0-21swapper/723:20:2537
2615099183167,10cyclictest0-21swapper/2423:13:1817
2615099183167,10cyclictest0-21swapper/2423:13:1817
2615099183167,10cyclictest0-21swapper/2423:13:1717
2612499183164,11cyclictest0-21swapper/422:31:5334
2612499183164,11cyclictest0-21swapper/422:31:5334
2613099182154,25cyclictest0-21swapper/700:02:3037
2613099182154,25cyclictest0-21swapper/700:02:2937
2612499181168,11cyclictest0-21swapper/422:35:2134
2612499181168,11cyclictest0-21swapper/422:35:2134
2615699180168,10cyclictest0-21swapper/2821:48:1921
2615699180168,10cyclictest0-21swapper/2821:48:1921
2615699180168,10cyclictest0-21swapper/2821:48:1921
2614799180151,27cyclictest0-21swapper/2223:38:4015
2614799180151,27cyclictest0-21swapper/2223:38:4015
2613099180154,23cyclictest0-21swapper/722:55:3337
2613099180154,23cyclictest0-21swapper/722:55:3237
2613099180152,23cyclictest0-21swapper/700:15:4837
2613099180152,23cyclictest0-21swapper/700:15:4837
2613099180152,23cyclictest0-21swapper/700:15:4737
2612699180168,9cyclictest0-21swapper/523:52:5135
2612699180168,9cyclictest0-21swapper/523:52:5135
2612499180164,8cyclictest0-21swapper/421:37:3334
2612499180164,8cyclictest0-21swapper/421:37:3334
2612499180126,46cyclictest3547-21CPU34
2612499180126,46cyclictest3547-21CPU34
2612499180126,46cyclictest3547-21CPU34
2612699178159,9cyclictest0-21swapper/519:53:2335
2612699178159,9cyclictest0-21swapper/519:53:2335
2612699178159,9cyclictest0-21swapper/519:53:2335
2612699178147,28cyclictest37353-21CPU35
2612699178147,28cyclictest37353-21CPU35
2612499178162,7cyclictest0-21swapper/423:48:2434
2612499178162,7cyclictest0-21swapper/423:48:2334
2612499178153,15cyclictest37346-21qemu-system-x8621:52:5034
2612499178153,15cyclictest37346-21qemu-system-x8621:52:5034
2617099177169,6cyclictest0-21swapper/3923:26:1333
2617099177169,6cyclictest0-21swapper/3923:26:1233
2617099177169,6cyclictest0-21swapper/3923:26:1233
26147991771,166cyclictest2461-21CPU15
26147991771,166cyclictest2461-21CPU15
2613899177164,11cyclictest0-21swapper/1522:36:407
2613899177164,11cyclictest0-21swapper/1522:36:397
2612499177163,9cyclictest0-21swapper/421:28:3634
2612499177163,9cyclictest0-21swapper/421:28:3534
2612499177163,10cyclictest0-21swapper/423:42:4034
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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