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2026-06-15 - 23:52
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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 rackbslot4.osadl.org (updated Mon Jun 15, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
284632890,3sleep041ktimersoftd/022:32:100
655099714,61cyclictest0-21swapper/318:55:543
653699604,51cyclictest0-21swapper/123:40:461
653699586,6cyclictest0-21swapper/121:55:531
655099572,49cyclictest31678-21grep20:01:063
55322578,41sleep30-21swapper/318:51:163
653699562,48cyclictest24014-21ls22:26:161
653699562,48cyclictest24014-21ls22:26:161
653299564,46cyclictest0-21swapper/000:01:520
613225611,14sleep20-21swapper/218:53:562
6550995520,30cyclictest15680-21latency_hist20:45:503
6550995517,32cyclictest7976-21diskstats22:06:013
6536995546,5cyclictest21-21ksoftirqd/121:25:491
653699554,46cyclictest0-21swapper/121:03:531
653699554,45cyclictest0-21swapper/122:59:531
653699554,45cyclictest0-21swapper/120:56:221
653699554,45cyclictest0-21swapper/100:15:271
6543995418,30cyclictest14734-21cpu19:16:042
6543995417,31cyclictest9435-21ls19:01:082
6543995417,31cyclictest32255-21proc_pri20:01:162
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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