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2026-03-25 - 04:00
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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 highest latencies:
System rack4slot1.osadl.org (updated Tue Mar 24, 2026 19:56:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
593622040,7sleep30-21swapper/319:12:013
594221840,1sleep012-21ksoftirqd/019:12:020
136582980,2sleep30-21swapper/319:31:593
136582980,2sleep30-21swapper/319:31:593
194332960,2sleep30-21swapper/319:46:583
213392920,3sleep121328-21find19:51:591
213392920,3sleep121328-21find19:51:591
213392920,3sleep121328-21find19:51:591
129922750,2chrt0-21swapper/119:31:491
129922750,2chrt0-21swapper/119:31:491
216172710,4sleep30-21swapper/319:52:013
216172710,4sleep30-21swapper/319:52:013
216172710,4sleep30-21swapper/319:52:013
58492567,39sleep25933-21find19:12:012
73442310,3sleep20-21swapper/219:16:512
73442310,3sleep20-21swapper/219:16:512
6323993123,5cyclictest12-21ksoftirqd/019:46:580
632499275,3cyclictest15568-21find19:37:011
632499275,3cyclictest15568-21find19:37:011
6323992710,5cyclictest131rcu_preempt19:21:590
6323992710,5cyclictest131rcu_preempt19:21:590
632599265,5cyclictest73-21kswapd019:26:592
632599265,5cyclictest73-21kswapd019:26:592
6323992616,7cyclictest11748-21find19:26:590
6323992616,7cyclictest11748-21find19:26:590
49422253,14sleep15002-21/usr/sbin/munin19:11:471
6325992416,6cyclictest9288-21irqstats19:21:502
6325992416,6cyclictest9288-21irqstats19:21:502
632599221,18cyclictest12828-21uniq19:31:482
632599221,18cyclictest12828-21uniq19:31:482
632599221,16cyclictest18724-21grep19:46:482
632599221,16cyclictest15026-21ls19:36:522
632599221,16cyclictest15026-21ls19:36:522
632399223,7cyclictest131rcu_preempt19:32:000
632399223,7cyclictest131rcu_preempt19:32:000
632399211,15cyclictest6967-21find19:16:470
632399211,15cyclictest6967-21find19:16:470
632399201,10cyclictest16760-21fschecks_time19:41:490
632399201,10cyclictest16760-21fschecks_time19:41:490
632499192,14cyclictest29369-21snmpd19:16:481
632499192,14cyclictest29369-21snmpd19:16:481
632499191,10cyclictest16620-21cpuspeed19:41:471
632499191,10cyclictest16620-21cpuspeed19:41:471
632599189,6cyclictest20356-21acpi19:51:472
632599189,6cyclictest20356-21acpi19:51:472
632599189,6cyclictest20356-21acpi19:51:472
632599181,14cyclictest29369-21snmpd19:41:572
632599181,14cyclictest29369-21snmpd19:41:572
632499188,6cyclictest21-21ksoftirqd/119:21:591
632499188,6cyclictest21-21ksoftirqd/119:21:591
632499187,9cyclictest21-21ksoftirqd/119:26:481
632499187,9cyclictest21-21ksoftirqd/119:26:481
632399181,2cyclictest131rcu_preempt19:37:010
632399181,2cyclictest131rcu_preempt19:37:010
632499174,11cyclictest18869-21uname19:46:501
632399171,2cyclictest131rcu_preempt19:51:580
632399171,2cyclictest131rcu_preempt19:51:580
632399171,2cyclictest131rcu_preempt19:51:580
172872170,4sleep333-21ksoftirqd/319:41:563
172872170,4sleep333-21ksoftirqd/319:41:563
632699161,11cyclictest7070-21chrt19:16:483
632699161,11cyclictest7070-21chrt19:16:483
632699161,10cyclictest0-21swapper/319:36:533
632699161,10cyclictest0-21swapper/319:36:533
632699151,12cyclictest11020-21chrt19:26:483
632699151,12cyclictest11020-21chrt19:26:483
632699151,10cyclictest9883-21taskset19:21:583
632699151,10cyclictest9883-21taskset19:21:583
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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