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2025-12-18 - 12:14
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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 Dec 18, 2025 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1726021510,3sleep22536799cyclictest00:33:222
1068911170,10ptp4l22673-21kworker/3:119:09:283
142332700,3sleep12536299cyclictest21:03:161
298762620,4sleep129880-21ptp4l19:18:221
252552624,9sleep00-21swapper/019:12:560
251792620,4sleep12536299cyclictest21:23:321
251792620,4sleep12536299cyclictest21:23:321
37362530,1sleep30-21swapper/322:58:043
2537199488,6cyclictest41-21ksoftirqd/320:00:143
2537199478,6cyclictest41-21ksoftirqd/323:31:353
2537199478,6cyclictest41-21ksoftirqd/321:46:573
2537199478,6cyclictest41-21ksoftirqd/319:23:053
2537199474,7cyclictest25349-21cyclictest19:33:293
2537199474,7cyclictest25349-21cyclictest19:33:293
2536799477,8cyclictest13146-21irqstats00:23:252
2537199468,6cyclictest41-21ksoftirqd/323:38:543
2537199468,6cyclictest41-21ksoftirqd/322:17:563
2537199468,6cyclictest41-21ksoftirqd/321:00:523
2537199459,6cyclictest41-21ksoftirqd/323:08:273
2537199458,6cyclictest41-21ksoftirqd/320:40:453
2537199458,6cyclictest41-21ksoftirqd/320:10:223
2537199458,6cyclictest41-21ksoftirqd/300:08:043
2537199458,5cyclictest41-21ksoftirqd/300:11:383
2537199457,7cyclictest41-21ksoftirqd/320:55:473
2537199457,6cyclictest41-21ksoftirqd/323:58:413
2537199457,6cyclictest41-21ksoftirqd/319:51:553
2537199456,6cyclictest41-21ksoftirqd/319:16:353
2536799452,12cyclictest32664-21awk20:33:192
2537199447,5cyclictest41-21ksoftirqd/320:05:283
2537199446,7cyclictest41-21ksoftirqd/319:55:013
2537199446,6cyclictest41-21ksoftirqd/321:08:553
2536799442,12cyclictest5124-21chrt21:51:312
2537199436,6cyclictest41-21ksoftirqd/323:25:573
2537199436,6cyclictest41-21ksoftirqd/323:25:573
2537199435,6cyclictest41-21ksoftirqd/321:18:173
2537199424,7cyclictest41-21ksoftirqd/320:33:163
2536799427,8cyclictest9281-21awk23:08:222
282502410,1sleep10-21swapper/123:48:201
2503124119,10sleep10-21swapper/119:10:031
25371994013,6cyclictest41-21ksoftirqd/322:38:223
2535899402,5cyclictest0-21swapper/022:57:570
25358994020,17cyclictest9-21ksoftirqd/019:28:450
25358994016,21cyclictest2943-21grep00:03:220
25358994014,23cyclictest7827-21timerandwakeup23:03:340
2535899392,34cyclictest19462-21cron22:23:040
25358993911,24cyclictest24790-21grep20:18:150
316572380,2sleep20-21swapper/221:38:222
2537199386,7cyclictest41-21ksoftirqd/323:03:253
2537199384,6cyclictest41-21ksoftirqd/319:38:343
25371993810,7cyclictest41-21ksoftirqd/300:33:493
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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