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2026-06-20 - 15:25
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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: reduced 
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 20 highest latencies:
System rack3slot7.osadl.org (updated Sat Jun 20, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140140ksoftirqd/015074-21kworker/0:207:01:150
250569815512cyclictest12340-21aten2.4_r3power08:06:400
250569815213cyclictest25312-21munin-node07:06:350
250569814913cyclictest18271-21aten2.4-expect08:26:270
250569814912cyclictest2792-21runrttasks12:31:470
250569813912cyclictest21087-21aten2.4_r3power10:21:220
14991370watchdog/029943-21munin-node07:21:210
2234501090irq/11-eth09207-21chrt09:41:380
14991080watchdog/027309-21aten2.4_r3power08:56:210
14991080watchdog/010235-21ntp_offset11:31:210
2234501060irq/11-eth030903-21latency10:51:440
2234501050irq/11-eth016403-21df10:06:200
14991020watchdog/04892-21runrttasks09:27:250
14991020watchdog/02792-21runrttasks10:17:450
1499990watchdog/09316-21timerandwakeup07:56:450
1499990watchdog/023978-21runrttasks08:46:090
1499980watchdog/01508-21aten2.4_r3power07:31:490
80650950irq/14-ide01228-21nfs_client11:01:310
223450950irq/11-eth023031-21processes12:11:380
1499930watchdog/029946-21sshd09:05:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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