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2025-11-09 - 12:10
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack7slot3.osadl.org (updated Sun Nov 09, 2025 00:44:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5065273022sleep5062-21fschecks_count19:02:110
607099266239cyclictest22601-21df_inode22:37:350
607099258232cyclictest18174-21cat22:18:180
607099257193cyclictest8997-21sh23:58:190
607099256226cyclictest10710-21runrttasks21:47:040
60709925547cyclictest1485-21ssh21:07:580
607099255223cyclictest1163-21idleruntime-cro21:06:520
607099254225cyclictest3298-21ssh21:15:010
60709925389cyclictest15264-21sh22:06:140
607099253226cyclictest21107-21ssh22:31:050
607099252228cyclictest24074-21if_eth022:43:190
607099252224cyclictest10697-21cat19:27:040
607099251227cyclictest2720-21lxpanel20:27:010
607099251227cyclictest13149-21df00:17:220
607099251226cyclictest7149-21ssh21:31:560
607099251226cyclictest20225-21latency_hist22:27:280
607099251224cyclictest30694-21df23:12:270
60709925047cyclictest2829-21sendmail-mta22:10:440
607099250226cyclictest8527-21munin-node23:57:010
607099250224cyclictest22204-21sed20:17:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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