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2025-12-06 - 22:05
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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: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack3slot2.osadl.org (updated Sat Dec 06, 2025 12:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
292803222680,3sleep02928030-21diskstats10:20:260
287859022590,4chrt2878569-21ntpq07:36:070
293709422550,2sleep02937095-21sh10:46:560
293964722510,3chrt2939643-21irqstats10:55:330
295648922500,2sleep02956491-21sed11:45:550
296151622470,3chrt2961513-21ntpq12:00:570
294292122420,3chrt2942919-21ls11:05:280
295346622310,2sleep02953467-21gzip11:36:510
288835122310,3chrt2888346-21ntpq08:10:500
296313022290,3sleep02963131-21rm12:05:480
296001322240,3chrt22-21kcompactd011:56:390
294467222160,2sleep02944675-21cut11:10:330
290785422110,2sleep02907855-21ssh09:19:500
287101099210176,22cyclictest2950060-21sh11:26:450
290506622080,3sleep02905067-21collect209:10:470
293046222050,2sleep02930465-21sort10:26:570
287101099203172,20cyclictest2912508-21kworker/u2:009:55:050
289537822020,2sleep02895377-21ld08:35:590
293536421930,3chrt2935366-21sh10:41:560
287101099189160,18cyclictest2933873-21kworker/u2:110:55:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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