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2024-04-21 - 05:07
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack7slot3.osadl.org (updated Sun Apr 21, 2024 00:44:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
386599274246cyclictest19917-21rm23:20:020
386599269239cyclictest32690-21sh00:24:250
386599268245cyclictest17189-21kworker/u2:120:35:380
386599268242cyclictest20338-21snmpd21:01:530
386599268241cyclictest2595-21Xorg22:01:310
386599266241cyclictest12956-21sh20:00:180
386599264191cyclictest26133-21latency_hist21:09:560
386599260233cyclictest773-21irqstats00:26:320
386599259232cyclictest26410-21ssh23:52:040
386599258193cyclictest32553-21perl21:41:080
386599257229cyclictest30880-21runrttasks00:15:010
386599257228cyclictest2986-21runrttasks00:44:170
386599256233cyclictest24125-21chrt20:59:270
386599256231cyclictest16893-21cpuspeed23:04:520
386599256230cyclictest5153-21grep22:05:550
386599256208cyclictest24293-21irqstats23:41:360
386599255229cyclictest28200-21perl00:01:130
386599255224cyclictest4268-21sshd19:15:440
386599255190cyclictest2869-21irqstats00:36:330
386599254230cyclictest21356-21sort20:45:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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