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2026-05-05 - 01:36
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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 rackbslot6.osadl.org (updated Mon May 04, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1900521720,5sleep21389599cyclictest11:45:042
1211721480,4sleep31390499cyclictest11:05:593
856621420,3sleep01388499cyclictest11:34:380
106891840,3ptp4l401ktimersoftd/308:24:563
9332700,2sleep00-21swapper/011:59:430
144382640,2sleep30-21swapper/308:29:253
269732630,3sleep125-21ksoftirqd/112:26:461
140552610,4sleep09-21ksoftirqd/011:09:130
137652614,10sleep20-21swapper/208:28:572
69942570,4sleep09-21ksoftirqd/013:12:510
69942570,4sleep09-21ksoftirqd/013:12:510
282422550,1sleep00-21swapper/010:04:290
13884995548,4cyclictest9-21ksoftirqd/009:24:240
258032540,2sleep10-21swapper/112:59:231
13884995447,4cyclictest9-21ksoftirqd/012:24:280
13884995447,4cyclictest9-21ksoftirqd/008:39:220
13884995246,4cyclictest9-21ksoftirqd/010:19:240
13884995246,4cyclictest9-21ksoftirqd/009:34:240
13884995245,3cyclictest9-21ksoftirqd/011:14:260
13884995245,3cyclictest9-21ksoftirqd/009:19:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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