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2024-04-24 - 15:10
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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
Characteristics of the 10 highest latencies:
System rack3slot4.osadl.org (updated Wed Apr 24, 2024 12:46:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1823029222482221,16sleep40-21swapper/407:05:244
18244159913944,42cyclictest1974785-21kworker/0:2+events@
igb_watchdog_task
11:20:160
18244159913687,35cyclictest1924120-21kworker/u12:0+events_unbound@
flush_memcg_stats_dwork
10:50:300
18244159913687,35cyclictest1924120-21kworker/u12:0+events_unbound@
flush_memcg_stats_dwork
10:50:290
18244159912235,70cyclictest2057783-21ssh12:11:240
1824415991222,26cyclictest2091610-21rm12:39:540
18244159912129,4cyclictest66150irq/528-eth0-Tx10:49:060
18244159912122,5cyclictest66350irq/530-eth0-Tx12:25:160
18244159911950,40cyclictest1873077-21kworker/0:1+events@
igb_watchdog_task
09:32:030
18244159911944,42cyclictest2005677-21kworker/0:1+events@
igb_watchdog_task
11:42:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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