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2024-11-22 - 16:49
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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 Nov 22, 2024 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3934654992420,2cyclictest3987741-21grep08:00:000
3934664992218,2cyclictest524-21in:imuxsock09:39:593
3934662992213,3cyclictest94251-21grep11:40:152
3934654992212,9cyclictest0-21swapper/011:59:590
3934664992117,3cyclictest510-21dbus-daemon11:45:003
3934664992117,3cyclictest141492-21kthreadcore12:10:223
3934662992118,2cyclictest524-21in:imuxsock11:40:012
393465799214,4cyclictest32-21ksoftirqd/108:50:191
3934657992118,2cyclictest40758-21irqcore11:05:161
3934664992016,3cyclictest4150318-21gltestperf10:10:203
393466299206,7cyclictest4040287-21munin-run08:50:002
3934657992015,2cyclictest191rcu_preempt10:35:181
3934657992013,1cyclictest191rcu_preempt11:50:001
3934654992017,2cyclictest4029780-21cron08:40:000
3934654992017,2cyclictest163858-21fschecks_count12:25:150
3934664991916,2cyclictest183389-21proc_pri12:35:263
3934664991915,3cyclictest119777-21kthreadcore11:55:173
3934664991913,4cyclictest157127-21kthreadcore12:20:173
3934662991917,1cyclictest4092540-21basename09:29:592
3934657991916,2cyclictest0-21swapper/109:50:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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