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2026-08-09 - 22:40
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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 Sun Aug 09, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140150ksoftirqd/030925-21kworker/0:106:57:560
14991220watchdog/03235-21timerandwakeup11:48:220
14991220watchdog/022974-21df_inode07:38:060
14991200watchdog/028931-21df11:28:020
14991200watchdog/02888-21unixbench_singl10:03:060
14991180watchdog/027910-21munin-node07:53:180
14991180watchdog/014169-21cat08:53:260
14991170watchdog/0345-21runrttasks08:08:300
14991170watchdog/026074-21grep07:48:060
14991160watchdog/04115-21munin-node08:23:020
14991150watchdog/04045-21munin-node11:52:540
14991140watchdog/019535-21munin-node10:57:540
14991140watchdog/016691-21df_inode10:48:060
14991130watchdog/029500-21processes07:58:220
14991130watchdog/018704-21chrt09:08:220
14991120watchdog/09387-21aten2.4_r3power08:38:180
14991120watchdog/022209-21runrttasks07:34:580
14991120watchdog/019734-21munin-node09:13:020
14991100watchdog/0131362sleep012:22:260
14991090watchdog/02551-21which08:17:540
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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