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2024-04-18 - 03:20
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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.osadl.org (updated Thu Apr 18, 2024 00:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
93239941390,0cyclictest12707-21apt-get00:15:070
93239940736,0cyclictest14608-21munin-run21:59:390
93239940734,0cyclictest11362-21munin-run00:09:370
93239940333,0cyclictest265-21kswapd021:19:380
93239939469,0cyclictest13940-21kworker/u2:219:30:130
93239939240,0cyclictest3378-21munin-run21:09:380
93239938757,0cyclictest9826-21nfs_client19:10:460
93239938737,0cyclictest28103-21latency_hist22:59:440
93239938430,0cyclictest3533-21sendmail-mta21:10:070
93239938384,0cyclictest27935-21cron20:34:370
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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