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2026-07-15 - 08:18
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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 Wed Jul 15, 2026 00:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1350082999083,5cyclictest1527135-21kworker/u4:8+events_unbound23:56:541
1350082999083,5cyclictest1527135-21kworker/u4:8+events_unbound23:56:541
1350082998981,6cyclictest1356478-21kworker/u4:18+events_unbound20:31:001
1350080998344,7cyclictest1388374-21systemd21:16:110
1350082998275,5cyclictest1514344-21kworker/u4:4+events_unbound23:51:531
1350082998266,6cyclictest1540485-21kworker/u4:1+events_unbound00:21:581
1350080998244,5cyclictest1445837-21/usr/sbin/munin22:20:240
135008099824,33cyclictest1477427-21ssh22:55:400
1350080998044,4cyclictest1405363-21/usr/sbin/munin21:35:250
1350082997973,4cyclictest1347577-21kworker/u4:4+events_unbound19:10:421
1350080997842,6cyclictest1437562-21ssh22:10:430
1350080997547,18cyclictest0-21swapper/019:31:520
1350082997465,7cyclictest1370178-21kworker/u4:5+events_unbound21:21:121
1350080997365,6cyclictest1512120-21tune2fs23:35:200
1350082997053,7cyclictest1356481-21kworker/u4:21+events_unbound19:50:011
1350082996960,5cyclictest0-21swapper/119:31:041
1350082996760,5cyclictest1338952-21kworker/u4:8-rpciod19:27:071
1350082996659,5cyclictest1447357-21kworker/u4:3+events_unbound23:25:011
1350080996658,6cyclictest1406944-21kworker/u4:15+events_unbound22:26:360
1350080996457,5cyclictest1397804-21kworker/u4:12+events_unbound21:31:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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