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2025-07-09 - 04:48
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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
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rackaslot6.osadl.org (updated Wed Jul 09, 2025 00:45:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
405688599360,1cyclictest0-21swapper/523:45:035
405688599350,29cyclictest4145474-21kworker/u16:14+rpciod00:17:145
405688599340,4cyclictest4105169-21sed21:30:275
405688599333,28cyclictest0-21swapper/522:38:205
405688599333,26cyclictest4133733-21sendmail-mta22:58:015
405688599321,2cyclictest0-21swapper/521:20:135
405688299324,17cyclictest48-21ksoftirqd/400:15:244
405688599315,23cyclictest4106086-21gltestperf21:35:195
4056887993015,1cyclictest0-21swapper/723:55:137
4056887993015,1cyclictest0-21swapper/723:55:127
405688599304,22cyclictest0-21swapper/520:25:285
405688599302,24cyclictest4139554-21tail23:15:215
405688599301,18cyclictest0-21swapper/520:55:265
4056882993027,1cyclictest0-21swapper/419:20:254
405687499309,16cyclictest4073609-21munin-plugin-st19:59:590
405688599293,22cyclictest4110570-21latency_hist21:50:015
4056885992925,2cyclictest4075261-21kworker/u16:17+rpciod21:30:025
4056885992925,2cyclictest4075261-21kworker/u16:17+rpciod21:30:025
405688599291,3cyclictest1147-21dockerd00:27:495
405688599291,2cyclictest4165481-21grep00:30:295
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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