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2026-09-01 - 03:03
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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 Tue Sep 01, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
834999461628,0cyclictest13440-21aten2.4-expect23:55:490
834999299925,0cyclictest0-21swapper23:46:550
8349992803269,0cyclictest6436-1kworker/0:0H20:54:360
8349992669586,0cyclictest29107-21cron19:54:360
8349992606706,0cyclictest9-21ksoftirqd/021:54:370
8349992576265,0cyclictest6436-1kworker/0:0H20:49:360
8349992388687,0cyclictest20288-21latency_hist22:39:370
8349992352277,0cyclictest6436-1kworker/0:0H19:19:370
83499923381786,0cyclictest0-21swapper00:06:580
8349992335626,0cyclictest9-21ksoftirqd/021:29:370
8349992334672,0cyclictest4450-21runrttasks20:09:360
8349992326708,0cyclictest9-21ksoftirqd/021:59:370
8349992322660,0cyclictest5250-21sort23:29:350
8349992314642,0cyclictest9-21ksoftirqd/020:39:360
8349992314592,0cyclictest0-21swapper19:49:360
8349992313232,0cyclictest6436-1kworker/0:0H00:09:360
8349992312579,0cyclictest0-21swapper23:49:360
8349992301530,0cyclictest1595-21jbd2/hda3-822:59:350
8349992298694,0cyclictest23825-21latency_hist22:49:360
8349992293688,0cyclictest9-21ksoftirqd/023:34:360
8349992289695,0cyclictest30581-21munin-node21:34:360
8349992285248,0cyclictest6436-1kworker/0:0H22:29:360
8349992284627,0cyclictest1552-21latency_hist23:19:350
8349992284229,0cyclictest6436-1kworker/0:0H20:14:370
8349992260566,0cyclictest9-21ksoftirqd/023:09:360
8349992253269,0cyclictest6436-1kworker/0:0H20:19:390
8349992248497,0cyclictest9-21ksoftirqd/019:14:360
83499922471033,0cyclictest6436-1kworker/0:0H20:29:370
8349992243658,0cyclictest18838-21munin-node22:34:360
8349992235581,0cyclictest32049-21latency_hist21:39:350
8349992217287,0cyclictest6436-1kworker/0:0H20:59:360
8349992210329,0cyclictest6436-1kworker/0:0H20:34:360
8349992199314,0cyclictest6436-1kworker/0:0H22:09:350
8349992197266,0cyclictest6436-1kworker/0:0H23:14:350
8349992154299,0cyclictest6436-1kworker/0:0H23:39:360
8349992137267,0cyclictest6436-1kworker/0:0H19:34:360
8349992132676,0cyclictest10009-21latency_hist18:59:360
8349992079240,0cyclictest6436-1kworker/0:0H22:19:360
8349991998226,0cyclictest6436-1kworker/0:0H19:24:410
8349991989270,0cyclictest6436-1kworker/0:0H19:39:360
8349991987132,0cyclictest6436-1kworker/0:0H00:14:350
8349991979194,0cyclictest6436-1kworker/0:0H22:54:360
8349991978228,0cyclictest6436-1kworker/0:0H22:14:370
8349991782199,0cyclictest6436-1kworker/0:0H21:49:360
8349991763124,0cyclictest6436-1kworker/0:0H19:04:390
8349991739630,0cyclictest25417-21latency_hist21:19:360
8349991739250,0cyclictest6436-1kworker/0:0H19:44:400
8349991719697,0cyclictest27287-21mailstats21:24:400
8349991672118,0cyclictest6436-1kworker/0:0H20:44:400
8349991669143,0cyclictest6436-1kworker/0:0H20:04:390
8349991667296,0cyclictest6436-1kworker/0:0H22:24:390
8349991628304,0cyclictest6436-1kworker/0:0H23:24:430
8349991539109,0cyclictest6436-1kworker/0:0H20:24:520
8349991535317,0cyclictest9-21ksoftirqd/019:12:060
8349991498150,0cyclictest6436-1kworker/0:0H21:06:360
8349991492337,0cyclictest9-21ksoftirqd/019:32:110
8349991492119,0cyclictest6436-1kworker/0:0H22:04:400
8349991491625,0cyclictest9-21ksoftirqd/021:46:370
8349991488488,0cyclictest32077-21cut20:02:010
8349991450521,0cyclictest9-21ksoftirqd/021:16:370
8349991425255,0cyclictest6436-1kworker/0:0H22:46:370
8349991423202,0cyclictest6436-1kworker/0:0H23:06:360
8349991405407,0cyclictest9-21ksoftirqd/000:21:520
8349991326196,0cyclictest6436-1kworker/0:0H18:54:350
8349991300270,0cyclictest1595-21jbd2/hda3-800:02:110
83499911601057,0cyclictest6436-1kworker/0:0H21:10:190
10111270,0rcuc/04450-21runrttasks18:49:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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