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2026-03-30 - 12:10
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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 10 highest latencies:
System rack7slot8.osadl.org (updated Sun Mar 29, 2026 14:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
668823420,7sleep06684-21cut07:10:000
67359916939,109cyclictest19831-21mailstats08:00:460
6735991657,137cyclictest1305-21snmpd07:55:440
6735991656,138cyclictest1305-21snmpd08:40:350
6735991627,134cyclictest13827-21wget09:45:200
67359916214,126cyclictest754-21systemd-journal08:33:360
6735991618,15cyclictest23118-21users10:20:480
67359916029,112cyclictest754-21systemd-journal11:01:370
6735991598,128cyclictest6625-21sshd09:16:350
67359915915,125cyclictest805-21rs:main0
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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