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2024-06-23 - 21:55
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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 highest latencies:
System rack4slot1.osadl.org (updated Sun Jun 23, 2024 14:55:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1819828270,2sleep012-21ksoftirqd/014:33:450
1819828270,2sleep012-21ksoftirqd/014:33:450
1801025860,2sleep227-21ksoftirqd/214:33:432
1801025860,2sleep227-21ksoftirqd/214:33:432
1791325080,2sleep121-21ksoftirqd/114:33:421
1791325080,2sleep121-21ksoftirqd/114:33:421
1902799442,5cyclictest0-21swapper/214:58:392
1902799442,5cyclictest0-21swapper/214:58:392
1902799351,9cyclictest22289-21fschecks_count14:43:432
1902799351,9cyclictest22289-21fschecks_count14:43:432
1902799341,6cyclictest25335-21users14:48:592
1902799341,6cyclictest25335-21users14:48:592
1902799331,10cyclictest17229-21snmpd14:42:102
1902699301,19cyclictest23050-21find14:43:551
1902699301,19cyclictest23050-21find14:43:551
205772290,2chrt0-21swapper/014:38:510
19025992512,9cyclictest27998-21latency_hist14:58:390
19026992217,3cyclictest1714-1kworker/1:0H14:48:471
19026992217,3cyclictest1714-1kworker/1:0H14:48:471
19025992213,7cyclictest0-21swapper/014:48:380
19025992213,7cyclictest0-21swapper/014:48:380
184042221,13sleep30-21swapper/314:33:493
184042221,13sleep30-21swapper/314:33:493
278072201,3sleep00-21swapper/014:58:340
1902899201,14cyclictest0-21swapper/314:43:443
1902899201,14cyclictest0-21swapper/314:43:443
1902899192,11cyclictest0-21swapper/314:48:403
1902899192,11cyclictest0-21swapper/314:48:403
19026991912,5cyclictest21171-21sed14:39:011
19025991813,3cyclictest24105-21cpu14:48:400
19025991813,3cyclictest24105-21cpu14:48:400
1902699171,13cyclictest26013-21apt-get14:53:461
1902699171,13cyclictest26013-21apt-get14:53:461
1902899151,8cyclictest0-21swapper/314:43:383
1902899138,3cyclictest276342chrt14:57:193
1902899138,3cyclictest276342chrt14:57:193
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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