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2025-05-03 - 01:21
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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 rackeslot4.osadl.org (updated Fri May 02, 2025 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3243728993818,9cyclictest3366776-21diskmemload09:29:052
324372899311,4cyclictest262-21systemd-journal12:25:002
324372899310,3cyclictest3471171-21cat10:30:202
324372099319,21cyclictest171ktimers/011:30:470
324372899301,26cyclictest0-21swapper/207:40:122
324372899301,21cyclictest3628107-21munin-run12:35:002
324372899300,3cyclictest3438293-21grep10:05:182
324372899300,24cyclictest3602369-21ssh12:13:402
3243730992924,4cyclictest3475564-21pluginstate10:35:013
324372899291,21cyclictest3366776-21diskmemload10:27:162
324372899290,3cyclictest3399600-21irqcore09:35:182
324372899290,2cyclictest3449742-21ssh10:13:412
324372899290,26cyclictest3379875-21ssh09:20:132
324372899290,20cyclictest0-21swapper/207:35:162
324372899281,2cyclictest3366776-21diskmemload09:51:362
324372899281,2cyclictest0-21swapper/207:15:112
324372899280,4cyclictest3608609-21ssh12:18:282
324372899280,4cyclictest3563533-21ssh11:41:212
324372899280,3cyclictest3487158-21ssh10:41:482
324372899280,3cyclictest3415777-21ssh09:45:272
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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