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2026-05-11 - 07:17
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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 50 highest latencies:
System rack7slot2.osadl.org (updated Mon May 11, 2026 00:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
36884969910999,7cyclictest3792608-21kworker/u4:4+events_unbound22:42:441
36884969910999,7cyclictest3792608-21kworker/u4:4+events_unbound22:42:441
3688496999587,6cyclictest3753026-21kworker/u4:3+events_unbound22:22:421
3688496998777,6cyclictest3792608-21kworker/u4:4+events_unbound22:47:471
3688496997971,6cyclictest3876003-21kworker/u4:10+events_unbound00:08:131
3688496997670,4cyclictest3748585-21kworker/u4:5+events_unbound22:02:381
3688496997668,6cyclictest3779179-21kworker/u4:0+events_unbound23:02:511
3688496997668,5cyclictest3708912-21kworker/u4:3+events_unbound20:35:011
3688496997567,6cyclictest3674398-21kworker/u4:1+events_unbound20:01:321
3688496996861,5cyclictest3810528-21kworker/u4:5+events_unbound22:52:481
3688495996850,10cyclictest53-21kswapd000:05:090
3688495996848,14cyclictest25650irq/23-42890000.ethernet21:05:110
3688495996848,14cyclictest25650irq/23-42890000.ethernet21:05:110
3688495996734,25cyclictest0-21swapper/023:10:260
3688496996558,5cyclictest3844869-21kworker/u4:8+events_unbound23:42:571
368849599626,43cyclictest3896384-21ssh00:30:370
3688496996153,5cyclictest3761966-21kworker/u4:7+events_unbound22:17:411
3688495996148,10cyclictest3781145-21ssh22:19:560
3688496996051,7cyclictest3875381-21kworker/u4:7+events_unbound00:38:421
3688495996014,9cyclictest3795366-21ntpq22:35:250
3688495996014,9cyclictest3795366-21ntpq22:35:250
3688496995946,7cyclictest0-21swapper/121:00:001
3688495995944,12cyclictest3847714-21ssh23:35:210
3688496995851,5cyclictest3688430-21kworker/u4:5+events_unbound19:12:021
3688496995751,4cyclictest3832169-21kworker/u4:6+events_unbound00:26:411
3688495995748,6cyclictest3688492-21cyclictest23:19:240
3688495995747,8cyclictest53-21kswapd022:20:200
3688495995746,8cyclictest3725091-21mailstats21:15:390
3688496995649,5cyclictest3692303-21kworker/u4:3+events_unbound20:17:001
3688496995640,5cyclictest3739556-21kworker/u4:2+events_unbound21:35:001
3688495995647,7cyclictest3837008-21sd-accept23:22:540
368849699555,47cyclictest1062-21lldpd20:05:251
368849699555,47cyclictest1062-21lldpd20:05:251
3688496995540,11cyclictest3879626-21sh00:11:111
3688495995537,13cyclictest3865191-21ssh23:55:210
3688495995520,7cyclictest3816725-21apt-get23:00:130
3688495995517,13cyclictest3900682-21ntpq00:35:350
3688495995446,6cyclictest378-21dbus-daemon21:37:280
3688495995415,14cyclictest3769107-21ntpq22:05:300
3688495995345,6cyclictest3852347-21/usr/sbin/munin23:40:250
3688495995344,7cyclictest3688492-21cyclictest23:07:490
3688495995342,8cyclictest53-21kswapd000:05:000
3688495995340,7cyclictest0-21swapper/000:12:160
3688495995311,21cyclictest3714967-21awk20:50:350
3688496995245,5cyclictest3839074-21gltestperf23:25:201
3688496995245,5cyclictest3744074-21kworker/u4:11+events_unbound21:57:371
3688496995245,5cyclictest3705054-21kworker/u4:12+events_unbound20:12:141
3688496995244,6cyclictest3768604-21/usr/sbin/munin22:05:181
3688495995245,5cyclictest3738568-21switchtime21:30:410
3688495995220,21cyclictest3773232-21if_eth022:10:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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