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2026-08-17 - 23:44
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack7slot3.osadl.org (updated Mon Aug 17, 2026 12:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
133472144822sleep13348-21tr07:02:550
1386199260234cyclictest13212-21ifplugd10:19:290
1386199253225cyclictest6737-21munin-node0
1386199253222cyclictest18922-21sshd09:49:160
1386199252225cyclictest13065-21ssh11:47:060
1386199251224cyclictest29653-21df10:37:230
1386199251224cyclictest20612-21ntp_states12:19:360
1386199250218cyclictest14842-21ssh09:32:080
1386199249217cyclictest17403-21tune2fs09:43:010
1386199248224cyclictest2935-21runrttasks10:43:420
1386199248221cyclictest19933-1kworker/0:2H11:37:560
1386199248220cyclictest12610-21chrt09:22:140
1386199247216cyclictest15955-21ssh11:59:000
1386199247184cyclictest329-21ntp_states08:28:260
1386199246221cyclictest15777-21sh09:35:500
1386199246220cyclictest4917-21latency08:48:030
1386199245221cyclictest16500-21sh09:38:480
1386199245218cyclictest19933-1kworker/0:2H10:51:420
1386199245217cyclictest11877-21ssh11:41:450
1386199244223cyclictest13856-21cyclictest10:25:430
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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