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2026-07-01 - 14:11
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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 rackeslot4.osadl.org (updated Wed Jul 01, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
587612994845,2cyclictest699141-21fwupd20:57:113
587612993027,2cyclictest0-21swapper/323:20:003
58760299281,26cyclictest0-21swapper/020:05:120
587609992624,1cyclictest74-1kworker/2:1H+kblockd20:57:122
58760299261,21cyclictest745325-21apt-get21:45:130
58760299261,21cyclictest633473-21apt-get19:55:120
587612992520,3cyclictest791074-21apt-get22:30:123
58760799256,1cyclictest0-21swapper/120:00:121
587607992521,2cyclictest311ktimers/119:10:171
58760799251,2cyclictest719958-21apt-get21:20:121
58760799251,23cyclictest592942-21apt-get19:15:121
58760299252,3cyclictest725019-21apt-get21:25:110
58760299252,21cyclictest893905-21apt-get00:15:120
58761299241,20cyclictest765603-21apt-get22:05:123
58761299241,20cyclictest755468-21apt-get21:55:123
58760999241,21cyclictest913711-21sshd00:32:452
58760999240,4cyclictest740711-21chrt21:40:152
587607992422,1cyclictest301rcuc/121:15:161
587607992421,2cyclictest301rcuc/119:25:001
58760799241,21cyclictest775743-21apt-get22:15:101
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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