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2026-06-13 - 16:34
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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 13, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140150ksoftirqd/012171-21kworker/0:207:02:000
14991390watchdog/023598-21ntp_offset09:16:490
14991350watchdog/024451-31mktexlsr07:34:090
14991350watchdog/020883-21sendmail_mailqu07:22:130
14991300watchdog/0728-21needreboot09:47:010
14991290watchdog/03520-21aten2.4_r3power09:56:490
14991280watchdog/018760-21munin-node09:02:090
14991270watchdog/02345-21aten2.4_r3power11:37:050
14991250watchdog/023341-21munin-node11:01:490
14991240watchdog/031923-21aten2.4_r3power11:27:130
14991240watchdog/026418-21munin-node11:11:410
14991240watchdog/017433-21aten2.4_r3power07:11:570
14991230watchdog/021164-21cstates09:07:130
14991220watchdog/017481-21df_inode10:41:530
17166212112sleep017131-21munin-node12:26:410
14991210watchdog/07268-21cstates08:22:130
14991210watchdog/028924-21munin-node07:47:130
14991210watchdog/021090-21cstates10:52:130
14991190watchdog/09717-21munin-node08:31:490
14991190watchdog/02792-21runrttasks09:28:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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