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2026-03-22 - 05:45
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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 Sun Mar 22, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2371387992926,2cyclictest2642790-21idleruntime-cro23:34:590
237139799272,21cyclictest2612266-21apt-get23:05:113
237138999271,21cyclictest2433843-21apt-get20:10:111
2371397992620,3cyclictest2423208-21apt-get20:00:133
237139799261,21cyclictest2459217-21apt-get20:35:133
237139399262,20cyclictest2576468-21apt-get22:30:122
237139799252,2cyclictest2515279-21apt-get21:30:113
237139799252,2cyclictest2515279-21apt-get21:30:103
2371397992519,4cyclictest2699598-21cut00:30:163
237139799251,21cyclictest2454121-21apt-get20:30:113
237139799251,20cyclictest2602160-21apt-get22:55:113
237139399251,21cyclictest2423208-21apt-get20:00:132
237138999251,2cyclictest2530960-21apt-get21:45:131
237139799241,3cyclictest2628416-21sed23:20:173
237139799241,21cyclictest2658741-21ps23:50:173
237139799241,20cyclictest0-21swapper/321:35:093
237139799241,20cyclictest0-21swapper/319:30:113
237139799240,22cyclictest3871586-21snmpd21:40:103
237139799240,21cyclictest2541532-21grep21:55:153
237139799240,20cyclictest0-21swapper/323:40:123
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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