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2026-05-30 - 02:21
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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 10 highest latencies:
System rackfslot4.osadl.org (updated Fri May 29, 2026 12:45:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2816024000,1sleep227404-21kworker/u8:608:10:132
259223470,1sleep12011-21kworker/u8:412:20:251
958123450,1sleep25950-21kworker/u8:810:15:282
2391723410,1sleep113064-21kworker/u8:509:35:341
3060323370,2sleep10-21swapper/109:50:271
1876523360,2sleep218766-21/usr/sbin/munin11:45:402
2629523340,1sleep225534-21kworker/u8:1408:05:192
1937323280,3sleep119369-21ssh09:25:341
857923270,1sleep226550-21kworker/u8:311:24:572
249223260,2sleep129163-21kworker/u8:510:00:191
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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