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2026-05-02 - 06:14
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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 Sat May 02, 2026 00:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
19077242415sleep19078-21cat19:01:370
1981399258193cyclictest28003-21fschecks_time19:41:470
1981399256229cyclictest19166-21ssh21:24:320
1981399254225cyclictest24383-21ping21:45:440
1981399253221cyclictest18181-21munin-run21:21:110
1981399252225cyclictest2376-21rs:main0
1981399251184cyclictest30553-21munin-run22:11:140
1981399250224cyclictest24118-21chrt19:23:360
1981399249224cyclictest22938-21munin-run23:51:250
1981399249223cyclictest30856-21ssh22:12:090
1981399249222cyclictest14575-21diskmemload21:48:280
1981399249221cyclictest11822-21diskmemload23:05:580
1981399249220cyclictest32425-21ssh00:29:530
1981399247221cyclictest24407-21cat23:56:580
1981399247221cyclictest12553-21ntp_kernel_pll_23:08:170
1981399245220cyclictest2259-21runrttasks22:27:590
1981399245216cyclictest9313-21ssh22:56:070
1981399244217cyclictest6834-21wc20:31:290
1981399244216cyclictest12418-21df20:56:270
1981399244214cyclictest20913-21netwatch19:11:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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