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2024-11-22 - 17:08
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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 rackbslot2.osadl.org (updated Fri Nov 22, 2024 12:44:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
36964392243188,43sleep20-21swapper/207:08:452
36964352236182,45sleep30-21swapper/307:08:433
36964432220191,19sleep10-21swapper/107:08:491
36964322220190,19sleep00-21swapper/007:08:400
3696872994946,2cyclictest3925745-21kworker/u8:2+flush-179:011:50:083
3696868994845,2cyclictest3909324-21kworker/u8:4+events_unbound11:20:082
3696868994744,2cyclictest3950005-21kworker/u8:0+events_unbound12:10:082
3696867994743,3cyclictest3761622-31munin-html08:20:271
3696872994642,3cyclictest3674148-21kworker/u8:4+events_unbound07:15:073
3696867994642,3cyclictest3882068-21munin-update10:45:151
3696872994542,2cyclictest3691624-21kworker/u8:0+flush-179:007:25:043
3696868994542,2cyclictest3834818-21kworker/u8:1+flush-179:010:40:052
3696868994542,2cyclictest3834818-21kworker/u8:1+flush-179:010:40:052
3696872994436,6cyclictest3753986-21/usr/share/muni08:15:053
3696867994441,2cyclictest3882263-21CacheThread_Blo10:45:011
3696867994441,2cyclictest3882263-21CacheThread_Blo10:45:011
3696872994340,2cyclictest3718893-21kworker/u8:1+events_unbound08:35:063
3696863994341,1cyclictest3416908-1kworker/0:0H+kblockd08:18:170
3696868994239,2cyclictest3718893-21kworker/u8:1+flush-179:009:00:042
3696868994238,3cyclictest3796716-21kworker/u8:2+flush-179:009:05:052
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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