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2026-05-02 - 00:15
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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 May 01, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140180ksoftirqd/023098-21kworker/0:207:04:330
321409815713cyclictest2792-21runrttasks08:56:290
321409815612cyclictest17932-21missed_timers11:34:590
321409814814cyclictest31299-21df_inode10:34:390
321409814712cyclictest23158-21latency_hist11:54:180
321409814614cyclictest2182-21aten2.4_r3power07:14:570
321409814513cyclictest1592-21latency_hist12:29:180
321409814511cyclictest11109-21df11:14:360
321409814413cyclictest27066-21aten2.4_r3power12:04:560
321409814413cyclictest13150-21aten2.4-expect11:19:520
321409814314cyclictest7732-21munin-node07:34:350
321409814314cyclictest6371-21mailstats09:14:280
321409814314cyclictest24899-21munin-node08:29:590
321409814313cyclictest32679-21ntp_states10:39:300
321409814313cyclictest28014-21mailstats08:39:280
321409814313cyclictest21830-21mailstats08:19:280
321409814312cyclictest9706-21aten2.4_r3power07:39:360
321409814312cyclictest3193-21latency_hist09:04:180
321409814312cyclictest2792-21runrttasks07:49:560
321409814213cyclictest4817-21munin-node09:09:510
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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