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2023-09-23 - 15:52
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Characteristics of the 10 highest latencies:
System rack3slot2.osadl.org (updated Sat Sep 23, 2023 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
342564123060,3sleep03425643-21sed12:30:080
339652422810,3sleep03396526-21grep10:45:280
335449622590,4chrt3354484-21ntpq08:16:040
339110522480,4chrt3391103-21diskstats10:25:370
337666222420,3chrt3376663-21latency_hist09:35:050
341584422390,3chrt3415840-21apt-get11:55:170
336302022380,4chrt3363018-21if_err_wlan008:45:430
342069022210,4chrt3420687-21ntpq12:11:430
333558799211182,19cyclictest3368508-21kworker/u2:109:10:070
333558799210181,18cyclictest3352593-21kworker/u2:208:25:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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