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2026-04-06 - 18:30
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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 Mon Apr 06, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1068911000,4ptp4l401ktimersoftd/308:08:513
1068911000,4ptp4l401ktimersoftd/308:08:513
256202890,3sleep341-21ksoftirqd/309:08:423
106891690,1ptp4l401ktimersoftd/313:09:493
55582610,2sleep20-21swapper/213:10:502
61062560,2sleep00-21swapper/008:28:400
30711995650,3cyclictest41-21ksoftirqd/311:28:563
30697995612,22cyclictest1011-21missed_timers08:18:410
54532550,3sleep23070799cyclictest10:26:412
3069799550,35cyclictest24258-21diskmemload12:26:460
30711995246,3cyclictest41-21ksoftirqd/311:08:573
143291520,1getstats0-21swapper/312:01:253
30711995144,4cyclictest41-21ksoftirqd/309:53:533
303162514,36sleep10-21swapper/108:10:011
303162514,36sleep10-21swapper/108:10:011
30711995044,3cyclictest41-21ksoftirqd/313:19:003
30701995031,9cyclictest24258-21diskmemload12:59:001
30711994943,3cyclictest41-21ksoftirqd/309:38:523
30711994842,3cyclictest41-21ksoftirqd/309:23:533
30711994741,3cyclictest41-21ksoftirqd/310:08:553
30711994741,3cyclictest41-21ksoftirqd/308:28:523
106891470,1ptp4l401ktimersoftd/310:32:373
30711994640,3cyclictest41-21ksoftirqd/311:18:573
30711994640,3cyclictest41-21ksoftirqd/309:08:533
30711994539,3cyclictest41-21ksoftirqd/309:58:553
30711994539,3cyclictest41-21ksoftirqd/309:58:553
30711994539,3cyclictest41-21ksoftirqd/308:58:453
30711994516,4cyclictest41-21ksoftirqd/313:03:463
30711994414,7cyclictest41-21ksoftirqd/313:43:473
106891440,1ptp4l401ktimersoftd/311:48:133
30711994337,3cyclictest41-21ksoftirqd/313:03:583
30697994120,18cyclictest9-21ksoftirqd/009:04:570
30697994114,24cyclictest14700-21tail08:44:010
30711994023,4cyclictest41-21ksoftirqd/312:38:463
30711994023,13cyclictest41-21ksoftirqd/312:13:453
3069799400,2cyclictest0-21swapper/009:23:520
106891400,1ptp4l401ktimersoftd/312:17:363
106891400,1ptp4l401ktimersoftd/311:04:203
3069799392,32cyclictest0-21swapper/011:03:560
30697993911,24cyclictest26234-21irqrtprio12:59:060
30697993911,24cyclictest22509-21sh11:49:080
30697993911,24cyclictest22509-21sh11:49:080
106891390,1ptp4l401ktimersoftd/312:48:363
106891390,1ptp4l401ktimersoftd/312:42:223
106891390,1ptp4l401ktimersoftd/308:23:543
30711993827,3cyclictest41-21ksoftirqd/310:34:063
30707993832,3cyclictest33-21ksoftirqd/213:24:002
3070799380,15cyclictest30688-21cyclictest11:44:002
3069799382,5cyclictest0-21swapper/013:03:580
3069799382,4cyclictest0-21swapper/008:53:520
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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