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2025-07-13 - 07:37
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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
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack3slot2.osadl.org (updated Sun Jul 13, 2025 00:44:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
201671023010,3chrt2016708-21ntpq20:46:100
205374122520,2sleep02053742-21cat22:40:110
207665822470,3chrt2076651-21ntpq23:46:480
199993922470,3sleep01999940-21ld19:45:570
209430122460,2sleep02094303-21sh00:40:010
206932522430,2sleep02069326-21awk23:25:290
205752122420,2chrt2057519-21memory22:50:400
208102422410,4chrt2081013-21munin-run00:00:090
205562522370,3chrt22-21kcompactd022:45:220
200664722360,3chrt2006648-21/usr/sbin/munin20:10:290
202307722340,4chrt2023078-21latency_hist21:10:100
208677922250,4chrt2086780-21awk00:16:510
204898622250,4chrt2048989-21sort22:25:410
209006922110,2sleep02090071-21gcc00:26:280
203197622110,3sleep02031977-21ssh21:35:390
202562122000,2sleep02025619-21rt-features21:16:530
198961599198169,17cyclictest2080680-21kworker/u2:200:00:380
198961599197166,20cyclictest84-21jbd2/mmcblk0p2-22:10:060
202856321920,3sleep02028565-21latency21:25:360
198961599192165,16cyclictest2016464-21kworker/u2:220:55:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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