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2023-12-07 - 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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack0slot1.osadl.org (updated Thu Dec 07, 2023 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1087321040,3sleep71942899cyclictest09:30:047
1087321040,3sleep71942899cyclictest09:30:047
2875621020,0sleep00-21swapper/011:33:510
238402830,0sleep40-21swapper/412:11:054
192112690,1sleep7781ktimersoftd/711:29:587
85192680,0sleep30-21swapper/307:18:463
239462680,1sleep61990-21ntop12:11:076
107922680,1sleep11990-21ntop11:26:551
190732670,2sleep71942899cyclictest11:17:407
181182660,1sleep232-21rcuc/209:19:582
91382630,0sleep40-21swapper/410:08:394
91382630,0sleep40-21swapper/410:08:394
106692620,1sleep20-21swapper/207:03:392
39462570,1sleep03944-21snmpget07:16:350
63872560,0sleep00-21swapper/009:54:010
282622520,0sleep232-21rcuc/211:20:472
19425994541,2cyclictest52-21ksoftirqd/408:42:024
19425994137,2cyclictest52-21ksoftirqd/412:22:544
19421994037,2cyclictest9-21ksoftirqd/008:42:020
19425993936,2cyclictest52-21ksoftirqd/407:16:584
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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