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2024-11-22 - 10:01
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 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 10 highest latencies:
System rack4slot2.osadl.org (updated Fri Nov 22, 2024 00:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502090,0irq/46-4a10000019697-21/usr/sbin/munin19:00:070
20820999357,0cyclictest0-21swapper23:26:280
7350910,0irq/45-4a10000013991-1kworker/u3:323:34:350
20820998858,0cyclictest0-21swapper22:14:250
7350870,0irq/45-4a10000017265-21chrt23:35:210
323292878,0sleep032365-21perl21:10:080
7350850,0irq/45-4a1000008596-21fw_forwarded_lo21:35:430
7350850,0irq/45-4a10000026677-21tr20:54:350
7450840,0irq/46-4a1000004932-21snmpd19:17:170
7450840,0irq/46-4a10000021302-21grep23:50:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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