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2026-03-25 - 14:38
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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 rack7slot3.osadl.org (updated Wed Mar 25, 2026 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1519899274252cyclictest228762sleep09:57:510
151989926874cyclictest15832-21df_inode11:37:590
1519899266118cyclictest24355-21df07:47:310
1519899262235cyclictest8371-21sort11:08:140
1519899257110cyclictest31975-21chrt08:19:520
1519899256233cyclictest15192-21cyclictest08:13:040
1519899256111cyclictest7661-1kworker/0:1H10:57:230
1519899255229cyclictest28470-21uptime08:03:490
1519899255225cyclictest1845-21fschecks_count10:43:120
1519899255110cyclictest10978-21ssh11:18:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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