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2025-12-30 - 04:22
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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 30, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140150ksoftirqd/07978-21kworker/0:119:04:110
14991340watchdog/026780-21aten2.4-expect21:24:350
2460501100irq/11-eth04665-21runrttasks21:59:140
14991060watchdog/032502-21df_inode21:44:150
2460501050irq/11-eth03978-21chrt21:56:080
14991050watchdog/03019-21runrttasks00:03:390
823501040irq/14-ide013565-21cron22:28:530
14991040watchdog/03019-21runrttasks23:49:230
14991030watchdog/06539-21expr22:04:270
14991010watchdog/030609-21latency_hist23:23:550
1499990watchdog/02707-21latency_hist23:38:550
1499980watchdog/021066-21runrttasks22:52:070
246050970irq/11-eth02625-21seq21:52:570
246050960irq/11-eth03019-21runrttasks20:42:210
82350940irq/14-ide020061-21df19:19:130
1499940watchdog/03019-21runrttasks21:39:110
246050920irq/11-eth027819-21munin-node23:14:170
1499920watchdog/07790-21aten2.4_r3power20:24:150
1499910watchdog/03019-21runrttasks20:44:110
1499910watchdog/024588-21munin-node19:34:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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