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2026-06-22 - 08:36
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack4slot1.osadl.org (updated Mon Jun 22, 2026 00:45:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2735721470,8sleep227-21ksoftirqd/221:30:472
2735721470,8sleep227-21ksoftirqd/221:30:472
1060021190,3sleep30-21swapper/322:27:233
1060021190,3sleep30-21swapper/322:27:233
3082721130,3sleep20-21swapper/222:52:262
3082721130,3sleep20-21swapper/222:52:262
3082721130,3sleep20-21swapper/222:52:262
1710121120,3sleep20-21swapper/200:35:432
1710121120,3sleep20-21swapper/200:35:432
1434321070,3sleep30-21swapper/321:52:103
1434321070,3sleep30-21swapper/321:52:103
1434321070,3sleep30-21swapper/321:52:103
3126121020,4sleep00-21swapper/019:10:440
3126121020,4sleep00-21swapper/019:10:440
319862930,2sleep10-21swapper/119:10:561
319862930,2sleep10-21swapper/119:10:561
133962930,4chrt0-21swapper/200:30:492
133962930,4chrt0-21swapper/200:30:492
133962930,4chrt0-21swapper/200:30:492
263742830,3sleep20-21swapper/223:26:422
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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