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2026-06-01 - 11:41
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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 Mon Jun 01, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
616182994441,2cyclictest738847-21fwupd21:08:562
61618799331,3cyclictest846478-21cut22:55:163
61618799330,30cyclictest902113-21grep23:50:163
616187993022,7cyclictest0-21swapper/320:50:183
616187993012,9cyclictest800942-21grep22:10:183
61618799300,3cyclictest697496-21cron20:30:003
61618799291,2cyclictest703274-21apt-get20:35:113
61618299299,10cyclictest937899-21munin-run00:29:592
616187992818,8cyclictest866235-21apt-get23:15:123
61618799272,2cyclictest764571-21apt-get21:35:113
61618799270,24cyclictest0-21swapper/322:00:153
616177992719,6cyclictest3777322-21systemd-journal22:05:000
616187992617,8cyclictest938644-21sed00:30:163
616187992617,8cyclictest881106-21sh23:29:593
61617999262,21cyclictest652242-21apt-get19:45:121
61617999262,20cyclictest785245-21apt-get21:55:121
61617799262,21cyclictest943190-21apt-get00:35:120
61617799262,21cyclictest785245-21apt-get21:55:120
61617799261,21cyclictest917893-21apt-get00:10:080
61618799251,22cyclictest3777322-21systemd-journal00:29:593
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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