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2025-04-18 - 15:57
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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
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rackfslot4.osadl.org (updated Fri Apr 18, 2025 12:45:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1756521190,3chrt17485-21apt-get09:30:260
260521180,3chrt2597-21ntpq10:05:190
1731921180,3chrt15692-21sendmail-msp11:43:000
2636121170,4chrt22914-21sendmail-msp09:47:330
499821150,3chrt4991-21ssh11:17:220
1040421140,2chrt9726-21sendmail-msp10:21:270
1310421130,2chrt9726-21sendmail-msp10:28:010
2251021080,2sleep022508-21forks07:30:380
2891221010,1sleep028910-21timerwakeupswit09:52:140
1438221010,2chrt14383-21sleep08:18:430
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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