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2026-04-05 - 06:18
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the highest latencies:
System rack8slot1.osadl.org (updated Sun Apr 05, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
573993079449,0cyclictest9-21ksoftirqd/000:03:320
573993064940,0cyclictest9-21ksoftirqd/021:28:360
573992820240,0cyclictest11553-1kworker/0:2H00:03:410
573992749231,0cyclictest11553-1kworker/0:2H21:03:420
573992694220,0cyclictest11553-1kworker/0:2H00:23:410
573992688248,0cyclictest11553-1kworker/0:2H00:28:420
573992600661,0cyclictest1595-21jbd2/hda3-820:03:420
573992564216,0cyclictest11553-1kworker/0:2H22:28:410
573992516286,0cyclictest11553-1kworker/0:2H22:53:440
573992482258,0cyclictest11553-1kworker/0:2H23:43:400
573992473297,0cyclictest11553-1kworker/0:2H20:08:420
573992441283,0cyclictest11553-1kworker/0:2H19:18:420
573992434638,0cyclictest11005-21latency_hist22:38:420
573992403321,0cyclictest11553-1kworker/0:2H00:18:410
573992401258,0cyclictest11553-1kworker/0:2H20:23:410
573992360147,0cyclictest11553-1kworker/0:2H22:43:420
573992348658,0cyclictest9-21ksoftirqd/021:43:420
573992337288,0cyclictest11553-1kworker/0:2H20:28:420
573992333296,0cyclictest11553-1kworker/0:2H22:08:420
573992333267,0cyclictest11553-1kworker/0:2H22:48:410
573992330647,0cyclictest9-21ksoftirqd/019:03:410
573992313323,0cyclictest11553-1kworker/0:2H22:18:420
573992308244,0cyclictest11553-1kworker/0:2H19:08:410
573992306308,0cyclictest11553-1kworker/0:2H21:48:420
573992299303,0cyclictest11553-1kworker/0:2H21:38:410
573992288302,0cyclictest11553-1kworker/0:2H20:53:450
573992283254,0cyclictest11553-1kworker/0:2H19:58:420
573992281324,0cyclictest11553-1kworker/0:2H19:23:420
573992265284,0cyclictest11553-1kworker/0:2H19:48:410
573992263716,0cyclictest12568-21ls21:08:430
573992199677,0cyclictest27293-21cut20:18:410
573992179284,0cyclictest11553-1kworker/0:2H20:48:420
573992167253,0cyclictest11553-1kworker/0:2H21:18:410
573992138313,0cyclictest11553-1kworker/0:2H20:58:420
573992133339,0cyclictest11553-1kworker/0:2H21:58:420
573992131382,0cyclictest11553-1kworker/0:2H23:28:400
573992109360,0cyclictest11553-1kworker/0:2H23:18:410
573992071261,0cyclictest11553-1kworker/0:2H23:08:420
573992046251,0cyclictest11553-1kworker/0:2H20:38:410
573992037167,0cyclictest11553-1kworker/0:2H23:48:400
573992010321,0cyclictest11553-1kworker/0:2H21:28:420
573991975218,0cyclictest11553-1kworker/0:2H23:03:400
573991970281,0cyclictest11553-1kworker/0:2H22:03:420
573991892278,0cyclictest11553-1kworker/0:2H19:28:410
573991856589,0cyclictest5166-21sendmail_mailtr23:53:440
573991829216,0cyclictest11553-1kworker/0:2H19:53:460
573991790246,0cyclictest11553-1kworker/0:2H21:53:450
573991770311,0cyclictest11553-1kworker/0:2H19:33:450
5739917381110,0cyclictest11553-1kworker/0:2H20:36:080
573991708267,0cyclictest11553-1kworker/0:2H20:43:450
573991666701,0cyclictest9-21ksoftirqd/021:13:460
573991661153,0cyclictest11553-1kworker/0:2H23:13:440
57399160181,0cyclictest11553-1kworker/0:2H00:16:100
573991572324,0cyclictest10632-21seq22:36:110
573991543537,0cyclictest4234-21sendmail_mailtr19:13:450
5739915191064,0cyclictest11553-1kworker/0:2H00:10:530
573991513172,0cyclictest11553-1kworker/0:2H22:25:520
573991496548,0cyclictest9-21ksoftirqd/020:13:490
573991494394,0cyclictest28182-21tune2fs23:25:500
573991485490,0cyclictest9-21ksoftirqd/023:35:570
573991476464,0cyclictest1595-21jbd2/hda3-822:16:120
573991476301,0cyclictest11553-1kworker/0:2H23:40:550
573991461708,0cyclictest9-21ksoftirqd/023:00:560
573991418326,0cyclictest9-21ksoftirqd/021:36:070
10113960,0rcuc/09-21ksoftirqd/018:58:350
573991366102,0cyclictest11553-1kworker/0:2H19:41:140
573991324459,0cyclictest16129-21tune2fs19:45:540
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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