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2025-04-02 - 04:33
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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 rack9slot4.osadl.org (updated Wed Apr 02, 2025 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1928991203cyclictest11987-21latency13:17:340
1618112082sleep0-21swapper/110:51:421
1928991193cyclictest2612-21/usr/sbin/munin10:52:270
1928991164cyclictest7328-21latency_hist15:07:100
1928991164cyclictest7328-21latency_hist15:07:100
1928991163cyclictest14130-21runrttasks11:28:540
1928991129cyclictest0-21swapper/015:17:090
1928991119cyclictest0-21swapper/015:37:420
19289911113cyclictest0-21swapper/014:32:090
1624110972sleep0-21swapper/010:51:420
1928991077cyclictest0-21swapper/014:17:310
1928991074cyclictest8013-21diskstats13:02:250
1928991073cyclictest17838-21latency_hist15:52:110
1928991073cyclictest17838-21latency_hist15:52:110
1928991068cyclictest0-21swapper/013:37:380
1928991063cyclictest7288-21latency_hist15:07:100
1928991058cyclictest0-21swapper/016:15:370
1928991055cyclictest21387-21latency_hist13:57:070
1928991053cyclictest12419-21ls15:27:110
1928991053cyclictest12419-21ls15:27:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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