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2024-09-09 - 05:02
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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 rack7slot2.osadl.org (updated Mon Sep 09, 2024 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
157969199127100,22cyclictest1595252-21apt-get20:10:051
1579690999780,5cyclictest1610689-21kworker/u4:19+events_unbound21:13:040
1579690999486,6cyclictest1721758-21kworker/u4:10+events_unbound23:40:170
1579690999484,7cyclictest1746289-21kworker/u4:5+events_unbound23:57:060
1579690999165,21cyclictest54-21kswapd021:35:050
1579690999054,33cyclictest54-21kswapd000:25:090
1579690998880,5cyclictest1602982-21kworker/u4:14+events_unbound21:18:050
1579690998442,7cyclictest1719831-21modprobe23:25:000
1579690998370,9cyclictest1617364-21kworker/u4:5+events_unbound21:45:060
1579691997936,14cyclictest1611029-21apt-get21:10:151
1579690997972,5cyclictest1682098-21kworker/u4:9+events_unbound22:38:240
1579690997969,7cyclictest1757411-21kworker/u4:2+events_unbound00:23:050
1579690997741,7cyclictest1623790-21/usr/sbin/munin21:25:200
1579690997567,6cyclictest1760587-21kworker/u4:11+events_unbound00:38:070
1579690997466,6cyclictest1730430-21kworker/u4:2+events_unbound23:38:340
1579691997133,10cyclictest1736884-21ntpq23:45:281
1579690997157,8cyclictest1593877-21modprobe20:05:010
1579691997028,17cyclictest1657714-21ssh22:06:491
1579691997028,16cyclictest1723677-21ssh23:29:531
1579690997061,6cyclictest1690234-21kworker/u4:0+events_unbound22:58:300
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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