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2025-11-22 - 13:00
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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 20 highest latencies:
System rack7slot3.osadl.org (updated Sat Nov 22, 2025 00:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
270312164921sleep27032-21egrep19:01:390
2812699256121cyclictest26421-21diskmemload21:18:520
2812699255134cyclictest12221-21ls22:36:310
281269925396cyclictest5720-21interrupts22:08:010
2812699253128cyclictest28335-21chrt19:07:060
2812699252124cyclictest16252-21runrttasks22:53:300
281269925193cyclictest13373-21idleruntime-cro22:41:300
2812699251125cyclictest27427-21ssh21:23:190
2812699251122cyclictest3719-21runrttasks19:40:320
2812699249128cyclictest4202-21irqstats19:42:240
2812699248118cyclictest21363-21cpu23:16:420
281269924786cyclictest18754-21ssh23:04:320
281269924781cyclictest7404-21chrt19:56:530
2812699247122cyclictest22445-21fschecks_count21:02:080
281269924586cyclictest8298-21chrt22:18:450
2812699245120cyclictest27076-21diskmemload23:41:360
281269924487cyclictest30265-21netwatch19:15:110
281269924394cyclictest1157-21ssh00:09:490
2812699243118cyclictest29482-1kworker/0:1H00:05:480
2812699243117cyclictest9383-21diskmemload22:23:280
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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