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2026-01-02 - 19:37
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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 Fri Jan 02, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140140ksoftirqd/020355-21kworker/0:007:03:550
14991310watchdog/03019-21runrttasks08:11:090
14991300watchdog/029304-21aten2.4_r3power10:49:250
14991270watchdog/026775-21latency_hist12:28:410
14991270watchdog/019690-21needreboot12:04:130
14991230watchdog/04224-21memory07:44:090
14991220watchdog/087442sleep011:29:050
14991210watchdog/030729-21runrttasks07:24:450
14991210watchdog/0306302sleep010:54:170
14991200watchdog/09110-21aten2.4_r3power07:59:170
14991200watchdog/031531-21munin-node09:14:090
14991190watchdog/03019-21runrttasks09:42:170
14991190watchdog/03019-21runrttasks07:23:130
14991180watchdog/014648-21grep08:18:530
14991160watchdog/027923-21runrttasks10:45:330
14991160watchdog/018530-21seq10:14:290
16555211312sleep016614-21nfs_client10:09:100
2460501010irq/11-eth013833-21cstates11:44:270
2460501000irq/11-eth023792-21mailstats10:33:510
2460501000irq/11-eth022623-21unixbench_singl10:29:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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