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2026-01-08 - 17:04
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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 100 highest latencies:
System rack8slot1.osadl.org (updated Thu Jan 08, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2792993362668,0cyclictest111rcu_preempt12:10:230
2792993075455,0cyclictest2863-21latency_hist07:08:390
2792992647752,0cyclictest11258-21munin-node09:08:420
2792992539609,0cyclictest9-21ksoftirqd/011:08:410
2792992500690,0cyclictest10468-21munin-node12:23:410
2792992413254,0cyclictest28371-1kworker/0:1H11:53:410
2792992403769,0cyclictest21770-21latency_hist08:03:420
2792992384296,0cyclictest28371-1kworker/0:1H10:53:420
2792992370689,0cyclictest9-21ksoftirqd/012:33:410
2792992369265,0cyclictest28371-1kworker/0:1H08:13:420
2792992348738,0cyclictest18352-21latency_hist11:13:410
2792992336216,0cyclictest28371-1kworker/0:1H10:33:420
2792992317235,0cyclictest28371-1kworker/0:1H07:23:420
2792992314320,0cyclictest28371-1kworker/0:1H11:28:410
2792992314248,0cyclictest28371-1kworker/0:1H10:08:420
2792992313246,0cyclictest28371-1kworker/0:1H10:48:420
2792992303218,0cyclictest28371-1kworker/0:1H07:28:420
2792992298622,0cyclictest9-21ksoftirqd/008:43:420
2792992284261,0cyclictest28371-1kworker/0:1H07:43:420
2792992274268,0cyclictest28371-1kworker/0:1H10:28:420
2792992265248,0cyclictest28371-1kworker/0:1H09:33:420
2792992259550,0cyclictest9-21ksoftirqd/011:48:410
2792992233575,0cyclictest9-21ksoftirqd/010:23:410
2792992211310,0cyclictest28371-1kworker/0:1H09:48:420
2792992211236,0cyclictest28371-1kworker/0:1H10:03:430
2792992175519,0cyclictest0-21swapper09:53:420
2792992161232,0cyclictest28371-1kworker/0:1H08:33:420
2792992152242,0cyclictest28371-1kworker/0:1H09:43:410
2792992148584,0cyclictest1595-21jbd2/hda3-808:08:430
2792992142206,0cyclictest28371-1kworker/0:1H08:48:410
2792992119248,0cyclictest28371-1kworker/0:1H08:53:420
2792992005241,0cyclictest28371-1kworker/0:1H11:33:420
2792991818290,0cyclictest28371-1kworker/0:1H08:23:430
2792991793593,0cyclictest3541-21munin-node12:03:410
2792991743285,0cyclictest28371-1kworker/0:1H08:28:410
2792991741514,0cyclictest9-21ksoftirqd/007:53:410
2792991723730,0cyclictest21886-21cat11:23:410
2792991720272,0cyclictest28371-1kworker/0:1H11:18:450
2792991719151,0cyclictest28371-1kworker/0:1H10:43:410
2792991717286,0cyclictest28371-1kworker/0:1H07:38:460
2792991716579,0cyclictest1595-21jbd2/hda3-811:03:420
2792991710238,0cyclictest28371-1kworker/0:1H07:48:410
2792991708311,0cyclictest1595-21jbd2/hda3-811:41:010
2792991705219,0cyclictest28371-1kworker/0:1H07:08:380
2792991690497,0cyclictest4137-21lldpd10:13:420
2792991671766,0cyclictest7595-21mailstats10:38:450
2792991648354,0cyclictest1595-21jbd2/hda3-808:01:050
2792991627388,0cyclictest9-21ksoftirqd/007:21:050
2792991624498,0cyclictest9-21ksoftirqd/011:43:420
2792991553326,0cyclictest28371-1kworker/0:1H10:58:530
2792991535282,0cyclictest28371-1kworker/0:1H12:31:060
2792991534343,0cyclictest9-21ksoftirqd/007:15:590
2792991528597,0cyclictest9-21ksoftirqd/009:13:450
2792991493469,0cyclictest8293-21fschecks_count12:16:100
2792991487150,0cyclictest28371-1kworker/0:1H08:18:500
2792991479691,0cyclictest9-21ksoftirqd/007:38:510
2792991475403,0cyclictest9-21ksoftirqd/012:21:130
2792991468327,0cyclictest9-21ksoftirqd/009:01:040
2792991461556,0cyclictest18306-21latency_hist09:28:420
2792991458687,0cyclictest27389-21munin-node09:58:550
2792991441187,0cyclictest9-21ksoftirqd/011:58:450
2792991431202,0cyclictest0-21swapper09:06:170
279299142927,0cyclictest28371-1kworker/0:1H09:21:280
2792991403440,0cyclictest1907-21tune2fs08:41:070
2792991356534,0cyclictest9-21ksoftirqd/009:26:180
2792991137608,0cyclictest9-21ksoftirqd/009:38:500
279299993380,0cyclictest9-21ksoftirqd/010:19:520
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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