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2024-11-22 - 16:54
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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 20 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Fri Nov 22, 2024 12:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2739499307154,0cyclictest22637-21basename09:14:110
2739499286149,0cyclictest21512-21sendmail-mta09:09:150
2739499276146,0cyclictest4387-21runrttasks07:09:500
273949927583,0cyclictest1824-21munin-run10:09:100
2739499274114,0cyclictest1236-1kworker/0:0H10:25:240
674502690,0irq/11-sym53c8x1158-21jbd2/sda1-807:04:140
2739499269103,0cyclictest7760-21sendmail-mta10:34:520
2739499268135,0cyclictest23761-21munin-run09:19:150
2739499266170,0cyclictest11393-21cron08:24:110
2739499263117,0cyclictest3056-21sshd07:45:260
2739499261106,0cyclictest13195-21munin-node10:59:200
2739499261101,0cyclictest30334-21munin-run07:24:110
273949926068,0cyclictest21174-21ntp_states11:34:400
2739499259131,0cyclictest1232-21munin-run07:39:160
273949925890,0cyclictest4105-21snmpd12:04:550
2739499256111,0cyclictest28573-21munin-node07:14:230
273949925561,0cyclictest4105-21snmpd12:00:340
273949925472,0cyclictest10269-21munin-run08:19:140
2739499254144,0cyclictest4022-21syslogd10:49:090
2739499254133,0cyclictest31921-1kworker/0:1H12:35:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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