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2026-09-08 - 06:48
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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 Tue Sep 08, 2026 00:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7382242421sleep739-21netwatch19:04:460
92599274118cyclictest2935-21runrttasks22:59:480
92599257123cyclictest4606-21rm00:01:440
92599256131cyclictest25871-21ssh23:12:290
92599256131cyclictest11526-21cpu22:11:360
92599256100cyclictest30716-21kworker/u2:123:41:410
92599254124cyclictest25112-21sh23:08:510
92599253127cyclictest1989-21cpu21:31:350
9259925194cyclictest25633-21missed_timers20:52:360
92599249128cyclictest4877-21idleruntime21:42:580
92599248122cyclictest11293-21sshd19:50:380
9259924389cyclictest8446-21sort19:37:360
9259924374cyclictest18598-21munin-node0
9259924371cyclictest15149-21df_inode22:27:070
9259924283cyclictest4176-21timerandwakeup19:18:290
92599239123cyclictest5794-21ssh00:06:590
92599234108cyclictest1155-21latency_hist23:47:020
92599222194cyclictest18364-21ssh22:40:350
92599221195cyclictest919-21df21:27:010
16094222120sleep16099-21latency_hist20:11:410
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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