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2024-04-24 - 11:29
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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 rack2slot7.osadl.org (updated Wed Apr 24, 2024 00:43:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
381647699251,17cyclictest0-21swapper/000:35:560
381647699250,8cyclictest3936725-21dpkg-db-backup00:01:210
381647899245,5cyclictest3946914-21apt-get00:20:052
381647699231,18cyclictest0-21swapper/023:45:510
381647799226,13cyclictest1002-21mta-sts-daemon00:20:051
3816477992216,5cyclictest3955313-21munin-plugin-st00:41:221
381647899212,16cyclictest3816974-21munin-plugin-st19:21:212
3816476992010,8cyclictest0-21swapper/000:20:050
381647699192,16cyclictest0-21swapper/023:11:220
381648099182,5cyclictest0-21swapper/300:20:043
381647699188,2cyclictest3816479-21/usr/sbin/munin19:11:220
381647699180,0cyclictest0-21swapper/000:28:130
112299180,3rtkit-daemon1121-21rtkit-daemon21:23:140
381647799171,4cyclictest3942457-21ssh00:11:211
381647699170,9cyclictest0-21swapper/023:21:550
112299170,3rtkit-daemon1121-21rtkit-daemon23:36:230
112299170,2rtkit-daemon1121-21rtkit-daemon00:22:002
381647699162,10cyclictest3816976-21idleruntime-cro19:21:210
3816476991613,2cyclictest0-21swapper/022:46:220
3816476991610,0cyclictest0-21swapper/023:19:260
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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