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2026-08-27 - 17:12
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rackbslot6.osadl.org (updated Thu Aug 27, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3162521830,4sleep01546599cyclictest11:12:540
3162521830,4sleep01546599cyclictest11:12:540
3134021590,4sleep21548099cyclictest14:41:372
3134021590,4sleep21548099cyclictest14:41:372
691321500,3sleep31548599cyclictest14:48:333
140721460,4sleep21548099cyclictest14:10:292
1068911040,34ptp4l401ktimersoftd/309:29:163
123512870,2sleep30-21swapper/310:32:423
234332840,5sleep21548099cyclictest09:47:402
106891680,1ptp4l401ktimersoftd/311:59:493
300042650,5sleep130007-21irqrtprio11:08:011
233052640,2sleep00-21swapper/013:27:350
200072640,2sleep20-21swapper/214:28:522
202082570,3sleep320211-21tr12:17:573
106891570,1ptp4l401ktimersoftd/312:05:333
106891570,1ptp4l401ktimersoftd/311:44:563
216522560,2sleep20-21swapper/213:24:442
106891560,1ptp4l401ktimersoftd/313:34:463
150782554,10sleep20-21swapper/209:29:012
106891550,1ptp4l401ktimersoftd/311:11:343
15473995424,8cyclictest25-21ksoftirqd/114:43:011
15473995323,8cyclictest25-21ksoftirqd/111:37:431
15485995144,4cyclictest41-21ksoftirqd/313:52:583
1547399514,7cyclictest25-21ksoftirqd/112:38:131
15473995120,9cyclictest25-21ksoftirqd/113:57:491
15473995019,8cyclictest25-21ksoftirqd/111:42:581
151652504,35sleep10-21swapper/109:30:091
306212490,1sleep20-21swapper/213:33:202
15473994936,3cyclictest25-21ksoftirqd/112:08:051
15473994924,4cyclictest25-21ksoftirqd/112:28:051
15473994921,9cyclictest25-21ksoftirqd/114:23:001
126302490,2sleep30-21swapper/311:36:333
106891490,2ptp4l23393-21kworker/3:113:59:273
15473994823,4cyclictest25-21ksoftirqd/112:27:441
15473994822,4cyclictest25-21ksoftirqd/110:37:421
15473994816,9cyclictest25-21ksoftirqd/114:09:081
294312470,2sleep00-21swapper/011:07:560
15473994723,4cyclictest25-21ksoftirqd/110:22:421
15473994723,4cyclictest25-21ksoftirqd/110:17:421
15473994721,5cyclictest25-21ksoftirqd/114:38:121
15473994721,5cyclictest25-21ksoftirqd/114:38:121
15473994721,4cyclictest25-21ksoftirqd/113:38:071
15473994720,5cyclictest25-21ksoftirqd/110:53:001
15473994719,7cyclictest25-21ksoftirqd/109:37:571
15473994719,5cyclictest25-21ksoftirqd/111:37:591
15473994719,4cyclictest25-21ksoftirqd/113:48:081
15473994719,10cyclictest25-21ksoftirqd/111:48:071
1547399471,8cyclictest25-21ksoftirqd/110:02:411
15473994717,8cyclictest25-21ksoftirqd/112:16:131
15473994634,3cyclictest25-21ksoftirqd/113:28:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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