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2023-09-23 - 16:09
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 25 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack3slot5.osadl.org (updated Sat Sep 23, 2023 12:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
267289940532,0cyclictest22985-21grep11:41:460
267289940099,0cyclictest31741-21sendmail12:21:170
2672899379111,0cyclictest2256-21syslogd12:16:150
267289937136,0cyclictest27980-21latency_hist07:16:280
267289936328,0cyclictest19911-21switchtime11:27:220
267289936283,0cyclictest2311-21nscd10:37:440
267289936128,0cyclictest18821-21expr11:22:270
267289935733,0cyclictest6720-21ls10:27:440
267289935345,0cyclictest1155-21jbd2/sda1-808:41:260
267289935332,0cyclictest26241-21idleruntime09:31:450
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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