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2026-03-09 - 19:19
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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 rackbslot4.osadl.org (updated Mon Mar 09, 2026 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7486997114,51cyclictest18313-21kernelversion10:28:383
7486996712,49cyclictest18900-21ssh11:12:173
7486996414,44cyclictest21165-21/usr/sbin/munin06:58:473
7486996317,40cyclictest5614-21/usr/sbin/munin07:43:413
7486996222,35cyclictest7497-21cat10:13:493
7486996214,42cyclictest30534-21/usr/sbin/munin07:23:493
688826212,18sleep00-21swapper/006:19:130
688826212,18sleep00-21swapper/006:19:130
7486996117,38cyclictest627-21snmpd10:46:273
7486996112,8cyclictest9015-21ssh08:49:503
748699609,46cyclictest23738-21kworker/3:011:46:303
748699603,31cyclictest0-21swapper/309:54:243
7486996017,37cyclictest4640-21/usr/sbin/munin09:28:533
7486996015,39cyclictest16844-21/usr/sbin/munin08:13:483
7486996015,18cyclictest11557-21memory08:53:413
7486996014,40cyclictest23577-21ssh08:27:023
7486996013,41cyclictest17425-21/usr/sbin/munin06:48:543
748699595,48cyclictest23738-21kworker/3:010:36:533
748699595,48cyclictest23738-21kworker/3:010:36:533
7486995916,37cyclictest19677-21/usr/sbin/munin11:13:513
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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