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2025-12-10 - 18:32
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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 Wed Dec 10, 2025 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140160ksoftirqd/03678-21kworker/0:206:51:480
14991300watchdog/013366-21aten2.4_r3power07:11:550
14991280watchdog/02996-21runrttasks09:30:350
14991280watchdog/015214-21nfs_client07:17:070
14991060watchdog/022569-21latency_hist09:26:350
14991060watchdog/016528-21cpu07:21:590
838501030irq/14-ide012163-21awk12:21:580
14991030watchdog/011859-21latency_hist08:51:350
4636210211sleep04682-21nfs_client10:12:040
2435501020irq/11-eth021233-21sensors_temp07:36:480
14991020watchdog/028551-21runrttasks11:29:510
14991020watchdog/028130-21missed_timers09:42:190
838501000irq/14-ide08934-21df12:11:510
838501000irq/14-ide026317-21expr07:52:040
2435501000irq/11-eth04652-21nfs_client08:27:060
2435501000irq/11-eth011594-21munin-node07:07:140
14991000watchdog/05998-21df_inode12:01:590
1499990watchdog/03614-21runrttasks11:52:550
1499980watchdog/01700-21aten2.4_r3power11:47:110
1499970watchdog/02996-21runrttasks10:22:390
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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