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2026-04-29 - 21:57
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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: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the 20 highest latencies:
System rack8slot1.osadl.org (updated Wed Apr 29, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
78469931501268,0cyclictest4320-21ntpd07:02:140
7846992581650,0cyclictest1595-21jbd2/hda3-810:02:150
7846992538546,0cyclictest0-21swapper08:37:140
7846992381292,0cyclictest11562-1kworker/0:0H09:47:150
7846992372557,0cyclictest1595-21jbd2/hda3-810:22:150
7846992367251,0cyclictest17517-1kworker/0:2H10:47:150
7846992358694,0cyclictest2236-21ls11:22:150
7846992347282,0cyclictest11562-1kworker/0:0H08:17:150
7846992337632,0cyclictest9-21ksoftirqd/010:07:150
7846992336277,0cyclictest11562-1kworker/0:0H07:22:150
7846992332246,0cyclictest11562-1kworker/0:0H07:17:140
7846992328638,0cyclictest9-21ksoftirqd/009:27:150
7846992327825,0cyclictest12080-21latency_hist10:17:160
7846992322249,0cyclictest17517-1kworker/0:2H12:07:150
7846992321293,0cyclictest11562-1kworker/0:0H07:42:150
7846992316288,0cyclictest17517-1kworker/0:2H11:27:150
7846992310619,0cyclictest9-21ksoftirqd/008:47:140
7846992304593,0cyclictest9-21ksoftirqd/009:07:150
7846992303539,0cyclictest9-21ksoftirqd/011:42:160
7846992300721,0cyclictest457-21munin-node11:17:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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