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2026-03-11 - 09:22
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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
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack4slot3.osadl.org (updated Wed Mar 11, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
808324200,5sleep08082-21sh19:13:210
81889913544,82cyclictest3303-21ntpd23:14:040
81889912341,71cyclictest23153-21munin-node23:18:350
81889911739,68cyclictest15465-21ntpq21:14:190
81889911736,72cyclictest5148-21wc00:03:230
2507421160,4sleep025073-21sh20:04:050
81889911533,72cyclictest30287-21timerwakeupswit21:59:140
81889911434,44cyclictest28196-21grep21:53:490
81889911431,74cyclictest3568-21runrttasks23:33:000
81889911237,66cyclictest26925-21munin-node21:49:070
81889911230,73cyclictest16544-21fschecks_count19:38:430
81889911137,65cyclictest484-21munin-node22:08:420
81889911130,72cyclictest3568-21runrttasks22:33:310
81889911129,73cyclictest3568-21runrttasks19:58:130
81889911036,65cyclictest10928-21chrt19:20:010
81889911035,66cyclictest24534-21munin-node21:43:330
81889911031,68cyclictest22797-21munin-node19:58:310
81889911028,72cyclictest9958-21munin-node20:58:320
81889910936,64cyclictest591-21fschecks_time23:48:430
81889910744,53cyclictest3505-21munin-run23:58:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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