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2025-04-22 - 21:53
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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 Tue Apr 22, 2025 12:43:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
337337499531,37cyclictest0-21swapper/011:41:100
3373374995217,6cyclictest3511322-21awk11:31:040
3373374994927,6cyclictest0-21swapper/009:56:120
337337499463,28cyclictest3425018-21ntpq09:31:060
3373374994227,1cyclictest0-21swapper/010:21:110
337337699401,8cyclictest3533377-21ntpq11:56:122
337337499351,2cyclictest3419258-21sensors_volt09:21:230
337337499351,2cyclictest3419258-21sensors_volt09:21:230
3373374993326,2cyclictest0-21swapper/011:21:120
337337499321,21cyclictest3456946-21/usr/sbin/munin10:16:040
112699310,4rtkit-daemon1125-21rtkit-daemon11:48:232
112699310,4rtkit-daemon1125-21rtkit-daemon11:48:232
337337599304,8cyclictest0-21swapper/109:56:121
337337599301,12cyclictest3512616-21ssh11:32:011
3373375992921,5cyclictest3575289-21fschecks_time12:41:081
3373374992915,7cyclictest0-21swapper/011:23:090
112699290,3rtkit-daemon1125-21rtkit-daemon10:24:011
337337499285,20cyclictest3532748-21fschecks_time11:56:060
337337699273,22cyclictest3520353-21/usr/sbin/munin11:41:112
337337499271,13cyclictest0-21swapper/010:56:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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