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2026-04-15 - 08:00
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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 Apr 15, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140140ksoftirqd/05214-21kworker/0:118:57:090
14991290watchdog/09880-21munin-node20:22:200
14991280watchdog/05517-21netstat21:52:360
14991280watchdog/011161-21aten2.4_r3power23:57:160
14991270watchdog/015488-21latency_hist00:11:560
14991240watchdog/07828-21date22:01:560
2460501130irq/11-eth025250-21rt-features19:27:190
2460501060irq/11-eth021008-21timerandwakeup20:57:370
2460501050irq/11-eth023492-21awk21:07:140
2460501020irq/11-eth031004-21sendmail_mailtr23:17:050
14991020watchdog/06559-21df_inode23:42:160
14991020watchdog/023831-21nfs_client19:22:230
11430210211sleep011489-21nfs_client22:12:250
2460501010irq/11-eth03019-21runrttasks21:06:300
14991010watchdog/019106-21runrttasks20:52:200
2460501000irq/11-eth018640-21munin-node00:22:080
1499980watchdog/03019-21runrttasks20:48:040
82350970irq/14-ide0541-21nfs_client23:22:240
246050960irq/11-eth02031-21df_inode19:57:180
16931989512cyclictest19542-21missed_timers19:07:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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