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2026-03-16 - 12:53
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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 Mar 16, 2026 00:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31226252917sleep31227-21sleep19:06:440
3135499275224cyclictest27599-21munin-node0
3135499263233cyclictest19318-21cron20:37:250
3135499261228cyclictest26469-21df_inode23:18:110
313549926067cyclictest24017-21df_inode20:57:540
3135499260235cyclictest2726-21lxpanel22:42:020
3135499260235cyclictest1935-21memory23:49:310
3135499260233cyclictest26112-21diskmemload23:04:360
3135499259232cyclictest2834-21snmpd22:36:050
3135499259231cyclictest8377-21ssh22:05:420
313549925869cyclictest27821-21sshd23:23:190
3135499258233cyclictest10163-21grep00:23:280
3135499256230cyclictest31449-21sshd20:17:170
3135499256192cyclictest7575-21sh22:03:090
313549925588cyclictest22824-21netwatch20:52:410
313549925572cyclictest10267-21cron19:57:240
3135499255227cyclictest32540-21df_inode21:33:190
3135499255226cyclictest20257-21ssh22:53:210
313549925473cyclictest18198-21latency_hist20:32:460
313549925369cyclictest25191-21entropy21:02:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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