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2026-05-03 - 03:50
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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 May 03, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140160ksoftirqd/08794-21kworker/0:219:04:250
14991310watchdog/03041-21aten2.4_r3power23:49:390
14991300watchdog/02668-21sendmail_mailst22:04:230
14991280watchdog/06265-21nfs_client22:14:430
14991270watchdog/04411-21munin-node20:24:270
14991260watchdog/030662-21df_inode23:34:350
14991250watchdog/05503-21runrttasks22:13:270
14991250watchdog/015792-21cstates00:29:550
14991250watchdog/011183-21cstates22:29:550
14991240watchdog/02792-21runrttasks22:34:390
14991230watchdog/022152-21chrt19:35:110
14991200watchdog/015604-21vmstat19:14:430
14991190watchdog/028495-21seq19:56:390
14991180watchdog/011120-21missed_timers00:14:550
14991170watchdog/0549-21runrttasks21:56:070
14991160watchdog/030686-21cpu21:49:350
14991150watchdog/010275-21ls20:44:110
14991140watchdog/07576-21df_inode20:34:350
14991140watchdog/027162-21runrttasks23:23:590
14991120watchdog/02792-21runrttasks22:57:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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