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2026-07-15 - 01:56
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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 Tue Jul 14, 2026 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
24744247517sleep24743-21cpufreq07:08:080
2476699294273cyclictest157002sleep11:07:590
247669926097cyclictest13618-21netwatch08:39:160
2476699247181cyclictest2936-21netwatch09:14:030
2476699246220cyclictest21097-21ssh11:31:220
2476699244192cyclictest21368-21munin-node0
2476699242215cyclictest27660-21memory11:59:590
2476699241214cyclictest24910-21fschecks_time09:29:080
2476699238211cyclictest389-21munin-run10:03:190
2476699238208cyclictest16313-21ssh11:09:570
2476699237177cyclictest3582-1kworker/0:1H10:41:460
2476699236210cyclictest22793-21ssh09:19:580
2476699236170cyclictest2935-21runrttasks09:52:180
2476699236169cyclictest28112-21sh09:42:570
2476699235172cyclictest19954-21munin-run09:08:060
2476699234207cyclictest26108-21fschecks_count07:13:370
2476699233165cyclictest7678-21sh10:33:280
2476699232206cyclictest3332-21ntp_states07:54:340
2476699232205cyclictest8492-21munin-node0
2476699231204cyclictest2768-21munin-node0
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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