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2025-12-08 - 03:41
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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 Mon Dec 08, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140130ksoftirqd/028154-21kworker/0:118:52:220
14991410watchdog/026821-21munin-node21:51:570
14991330watchdog/014841-21unixbench_singl21:12:090
14991320watchdog/07112-21rt-features20:47:090
14991310watchdog/02996-21runrttasks23:28:170
14991310watchdog/013218-21df_inode21:07:090
14991280watchdog/07842-21runrttasks00:19:050
14991270watchdog/027316-21nfs_client20:07:170
14991260watchdog/0310732sleep020:19:410
14991230watchdog/04131-21nfs_client00:07:130
14991230watchdog/019118-21mailstats19:41:570
14991200watchdog/02996-21runrttasks23:16:570
14991170watchdog/07589-21cstates19:02:290
14991160watchdog/02083-21munin-node20:31:570
14991160watchdog/017560-21munin-node19:37:090
14991150watchdog/026035-21latency20:02:290
14991130watchdog/010647-21missed_timers22:42:290
14991110watchdog/04205-21nfs_client22:22:170
2332210911sleep02384-21df_inode22:17:090
14991090watchdog/0324812sleep020:23:370
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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