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2025-11-30 - 16:11
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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 rackeslot4.osadl.org (updated Sun Nov 30, 2025 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3154713995249,2cyclictest3459278-21fwupd11:31:131
3154715993617,8cyclictest3333106-21ssh09:52:472
3154715993217,5cyclictest3276991-21diskmemload09:37:202
315471599320,22cyclictest3508951-21ld12:10:242
3154715993118,7cyclictest191rcu_preempt10:38:102
3154715993114,9cyclictest3321529-21ssh09:45:042
315471599311,23cyclictest3407869-21ntpq10:50:232
315471599311,21cyclictest3190465-21apt-get07:45:112
315471599310,2cyclictest3245796-21cat08:35:242
315471599310,22cyclictest3266822-21awk09:00:002
3154715992918,10cyclictest3351741-21ssh10:07:192
315471599291,20cyclictest0-21swapper/210:15:012
315471599291,20cyclictest0-21swapper/207:40:152
315471599290,2cyclictest3230340-21ntpq08:20:212
315471599290,27cyclictest3216794-21/usr/sbin/munin08:10:182
315471599282,2cyclictest3195543-21apt-get07:50:142
315471599281,2cyclictest0-21swapper/210:28:092
315471599281,20cyclictest3276991-21diskmemload12:04:022
315471599281,20cyclictest3276991-21diskmemload10:55:252
315471599281,1cyclictest0-21swapper/210:44:042
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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