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2026-04-05 - 05:36
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 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 rack7slot3.osadl.org (updated Sun Apr 05, 2026 00:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
97062174722sleep9704-21grep19:06:590
974799261228cyclictest32447-21rm22:58:030
974799250227cyclictest31956-21sshd20:43:370
974799250223cyclictest16264-21irqstats21:53:300
974799250223cyclictest15929-21df_inode21:52:390
974799249224cyclictest14624-21runrttasks23:56:280
974799249221cyclictest23871-21ssh22:23:360
974799249205cyclictest32125-21munin-run22:57:060
974799249202cyclictest12442-21munin-node0
974799247222cyclictest21462-1rm00:23:300
974799247219cyclictest27234-21df22:37:280
974799247219cyclictest19339-21ssh00:14:430
974799247219cyclictest18474-21date22:02:280
974799247218cyclictest6234-21ssh21:13:340
974799247215cyclictest24000-21irqstats00:33:240
974799246219cyclictest11379-21ntpq19:13:050
974799246212cyclictest2834-21snmpd20:32:570
974799245219cyclictest20953-21df22:12:170
974799245214cyclictest29663-21munin-node0
974799244217cyclictest20956-21munin-run00:21:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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