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2025-11-09 - 01:07
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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 Nov 08, 2025 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140160ksoftirqd/021844-21kworker/0:206:53:520
94679815312cyclictest23881-21munin-node11:14:150
14991320watchdog/02996-21runrttasks11:21:150
31624210911sleep031649-21mailstats11:38:520
14991070watchdog/011220-21date07:03:390
14991060watchdog/011451-21latency_hist12:18:390
14991050watchdog/02789-21sshd09:33:030
14991050watchdog/012894-21sort07:08:510
2435501030irq/11-eth026220-21munin-node09:34:220
14991020watchdog/07726-21ls08:34:230
14991010watchdog/09071-21aten2.4_r3power10:24:150
14991000watchdog/06845-21sort10:18:390
14991000watchdog/02996-21runrttasks08:01:510
14991000watchdog/020991-21munin-node07:33:590
14991000watchdog/01525-21cstates09:59:230
1499980watchdog/09436-21latency_hist06:58:390
1499970watchdog/02906-21aten2.4_r3power11:49:150
1499960watchdog/027185-21aten2.4_r3power11:23:590
243550950irq/11-eth030918-21aten2.4_r3power08:04:240
1499940watchdog/030058-21munin-node09:49:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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