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2026-05-24 - 14:04
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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 May 24, 2026 00:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
531229419sleep549-21cat19:09:380
57499260136cyclictest9260-21ssh00:30:170
57499259132cyclictest1682-21ntpq23:56:450
57499257123cyclictest15853-21fschecks_count20:15:070
5749925690cyclictest22046-21netwatch23:04:210
57499253125cyclictest17399-21ssh22:43:430
57499252127cyclictest10543-21sh22:13:320
57499251122cyclictest20352-21latency22:56:150
5749924987cyclictest31169-21munin-node0
57499249127cyclictest31124-21memory21:21:350
57499247121cyclictest28238-1diskmemload00:37:310
5749924691cyclictest8143-21diskmemload22:02:350
5749924583cyclictest9610-21sh00:31:150
57499245114cyclictest6235-21ssh21:54:520
5749924490cyclictest2980-21gmain23:35:580
5749924383cyclictest13460-21munin-node0
57499243120cyclictest58-1kworker/0:1H21:49:140
5749924250cyclictest28238-21diskmemload21:40:390
57499242108cyclictest12886-21runrttasks20:01:250
5749924175cyclictest1663-21/usr/sbin/munin19:14:400
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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