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2026-07-01 - 04:07
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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
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rackbslot4.osadl.org (updated Tue Jun 30, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
950399762,67cyclictest32558-21/usr/sbin/munin07:47:500
950399752,67cyclictest5213-21cut09:07:390
950399752,67cyclictest5213-21cut09:07:390
950399732,35cyclictest17003-21/usr/sbin/munin08:32:570
950399712,64cyclictest30430-21kworker/0:010:37:290
950399712,64cyclictest19661-21idleruntime-cro10:52:270
950399702,62cyclictest22418-21diskmemload11:22:190
950399702,32cyclictest11979-21/usr/sbin/munin06:52:590
9503997010,54cyclictest0-21swapper/009:13:070
9503996912,51cyclictest0-21swapper/007:57:430
950399683,60cyclictest580-21ksmtuned10:18:210
950399682,60cyclictest5782-21/usr/sbin/munin08:02:530
950399682,60cyclictest5782-21/usr/sbin/munin08:02:530
950399682,60cyclictest20730-21fschecks_time09:27:450
950399682,60cyclictest18873-21/usr/sbin/munin08:37:460
950399682,26cyclictest20803-21ssh11:36:190
181842680,3sleep1201ktimersoftd/110:49:171
950399675,56cyclictest0-21swapper/010:54:230
950399675,56cyclictest0-21swapper/010:06:110
950399674,57cyclictest0-21swapper/011:47:260
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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