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2026-06-28 - 17:29
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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: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack4slot3.osadl.org (updated Sun Jun 28, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1875121110,4sleep018752-21wc09:35:310
29620210014,16sleep029641-21fschecks_count11:50:040
2257229914,15sleep03250-21snmpd09:48:270
651129813,15sleep06518-21munin-run08:59:450
8164999715,73cyclictest5162-21munin-node12:15:290
8164999614,72cyclictest14035-21grep07:40:440
2021129614,15sleep020234-21processes08:00:300
727929514,16sleep07277-21ntp_states09:00:300
3189629514,15sleep031903-21unixbench_singl10:15:430
2791829516,16sleep027919-21diskstats10:05:030
2708129514,15sleep027090-21users10:00:440
860929414,15sleep08613-21sh07:25:140
8164999415,69cyclictest27221-21runrttasks11:41:010
8164999414,70cyclictest18622-21seq07:55:310
8164999314,70cyclictest8708-21kernelversion09:05:150
2320429314,15sleep023233-21cat09:50:100
1678629314,15sleep016793-21ls11:10:070
1624729314,15sleep016254-21munin-run09:29:450
1255229314,15sleep011649-21munin-node12:35:390
8164999215,68cyclictest19094-21chrt11:15:510
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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