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2026-03-16 - 06:16
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rackbslot6.osadl.org (updated Mon Mar 16, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3142721640,4sleep21303599cyclictest21:46:492
1465121540,5sleep01302499cyclictest01:27:130
61421470,3sleep31304399cyclictest20:41:593
106891990,3ptp4l401ktimersoftd/319:58:433
196292620,2sleep20-21swapper/200:59:252
13043996013,13cyclictest15281-21ssh22:42:213
13043996012,12cyclictest31986-21chrt00:06:263
13043996011,18cyclictest19448-21snmp_o5powerctl23:52:163
13043995912,11cyclictest16104-21ssh22:11:543
13043995911,18cyclictest10364-21runrttasks23:42:583
1302499591,26cyclictest5928-21diskmemload23:14:010
194272580,2sleep10-21swapper/123:20:271
13043995710,11cyclictest31529-21irqrtprio23:32:093
13043995611,17cyclictest23478-21/usr/sbin/munin21:27:163
1302499560,22cyclictest0-21swapper/022:34:230
13043995512,11cyclictest5928-21diskmemload01:27:333
13043995511,11cyclictest6822-21ssh22:34:423
13043995510,16cyclictest1187-21df_inode23:02:043
13043995510,16cyclictest1187-21df_inode23:02:043
13043995510,15cyclictest26381-21df22:22:043
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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