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2026-04-16 - 02:58
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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 Thu Apr 16, 2026 00:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
393296415sleep392-21uname19:02:020
122999284260cyclictest130512sleep22:14:090
122999275256cyclictest131952sleep00:25:070
122999262105cyclictest32098-21chrt23:30:480
12299925694cyclictest15585-21runrttasks22:24:470
122999240215cyclictest22208-21latency_hist22:52:030
122999236210cyclictest6025-21latency_hist19:27:010
122999234210cyclictest20542-21ssh22:44:510
122999234209cyclictest23283-21memory20:42:420
122999234208cyclictest24924-21fschecks_count23:02:310
122999233207cyclictest17301-21df_inode22:32:240
122999232202cyclictest2953-21runrttasks23:23:530
122999232167cyclictest1558-21cat21:28:430
122999231205cyclictest2288-21cron19:11:320
122999231200cyclictest13923-21df20:02:000
122999230205cyclictest14725-21munin-node0
122999229206cyclictest6004-21ssh23:55:580
122999229202cyclictest7359-21ssh00:01:400
122999229197cyclictest19234-21chrt22:39:380
122999229197cyclictest11110-21munin-node0
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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