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2025-12-09 - 04:31
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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 Tue Dec 09, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140220ksoftirqd/05524-21kworker/0:018:51:560
14991310watchdog/015464-21aten2.4_r3power23:37:090
14991300watchdog/010931-21nfs_client19:52:130
14991280watchdog/026240-21open_files18:57:090
14991260watchdog/027242-21runrttasks00:16:370
14991240watchdog/025177-21aten2.4_r3power00:07:250
14991220watchdog/08897-21mailstats23:16:530
14991220watchdog/016464-21latency_hist21:56:410
14991220watchdog/012653-21timerandwakeup21:42:210
14991210watchdog/027522-21df20:47:010
14991210watchdog/027357-21chrt22:31:450
14991200watchdog/023749-21seq20:33:210
14991190watchdog/02996-21runrttasks19:42:090
14991190watchdog/010751-21unixbench_singl21:37:050
14991180watchdog/02996-21runrttasks19:02:570
14991180watchdog/021841-21runrttasks23:57:170
22866211712sleep022924-21swap22:17:000
14991170watchdog/032473-21nfs_client22:47:090
14991160watchdog/02996-21runrttasks19:35:530
14991160watchdog/023255-21nfs_client00:02:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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