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2026-06-03 - 17:51
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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 Jun 03, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2095737994542,2cyclictest2171958-21fwupd08:23:323
2095737994542,2cyclictest2171958-21fwupd08:23:313
2095729992927,1cyclictest0-21swapper/108:45:011
209573299283,1cyclictest191rcu_preempt11:14:322
2095732992824,3cyclictest18150irq/131-nvme0q312:05:002
209573299280,2cyclictest64-21kcompactd009:30:142
209573799272,21cyclictest2314941-21apt-get10:45:123
209573799272,21cyclictest2314941-21apt-get10:45:113
209573799271,21cyclictest2152063-21apt-get08:05:123
209573299272,22cyclictest2335556-21apt-get11:05:132
209573299262,22cyclictest2422850-21apt-get12:30:112
209573299262,22cyclictest2157139-21apt-get08:10:132
209573299261,23cyclictest2412049-21ls12:20:002
209573299261,23cyclictest2350543-21munin-run11:20:002
209573799251,21cyclictest2187698-21apt-get08:40:113
209573299252,3cyclictest2136478-21apt-get07:50:132
209573299252,21cyclictest2182608-21apt-get08:35:142
2095732992519,4cyclictest2198756-21ps08:50:172
209573299251,22cyclictest2269003-21sh10:00:002
209573299251,22cyclictest2188185-21sed08:40:162
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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