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2025-12-21 - 11:30
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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 50 highest latencies:
System rack0slot1.osadl.org (updated Sun Dec 21, 2025 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
168152790,1sleep341-21rcuc/319:59:553
251392760,1sleep30-21swapper/319:04:443
183672700,1sleep013-21rcuc/023:05:210
183672700,1sleep013-21rcuc/023:05:210
84712670,0sleep70-21swapper/721:41:257
245622650,0sleep40-21swapper/420:08:374
67192640,0sleep10-21swapper/123:18:431
266742630,0sleep40-21swapper/421:32:494
261322620,0sleep20-21swapper/220:09:482
202292620,0sleep30-21swapper/321:49:063
2700624023,11sleep70-21swapper/719:05:537
2669023920,4sleep10-21swapper/119:05:151
2813923826,7sleep20-21swapper/219:07:322
2821423624,7sleep60-21swapper/619:07:446
2706223624,7sleep40-21swapper/419:06:064
2939423522,7sleep20-21swapper/219:09:322
2743723522,7sleep50-21swapper/519:06:235
2470423523,7sleep00-21swapper/019:04:420
30006992723,3cyclictest32-21rcuc/220:00:082
3000699270,1cyclictest28855-21kworker/2:000:07:592
3001199266,18cyclictest557-21md0_raid123:14:465
30013992422,1cyclictest17844-21kworker/6:000:07:596
30013992321,1cyclictest17844-21kworker/6:023:12:516
30011992220,1cyclictest28422-21kworker/5:121:35:235
3001399200,18cyclictest0-21swapper/621:45:446
3000999208,11cyclictest0-21swapper/422:20:424
3000999200,2cyclictest0-21swapper/422:54:514
30013991917,1cyclictest14181-21kworker/6:121:16:546
30011991916,2cyclictest61-21ksoftirqd/500:10:165
3000999192,16cyclictest0-21swapper/419:11:414
30009991917,1cyclictest52-21ksoftirqd/400:10:164
30009991917,1cyclictest50-21rcuc/423:47:414
30009991917,1cyclictest0-21swapper/420:38:114
30009991916,2cyclictest52-21ksoftirqd/400:32:204
30004991913,5cyclictest0-21swapper/020:16:140
30004991912,6cyclictest2909-21snmpd21:00:440
242472190,0sleep50-21swapper/522:29:535
30013991816,1cyclictest28617-21kworker/6:020:00:086
30011991816,1cyclictest21547-21kworker/5:100:27:185
30011991816,1cyclictest21547-21kworker/5:100:27:185
30009991816,1cyclictest52-21ksoftirqd/422:36:034
3000499180,1cyclictest0-21swapper/021:54:470
3000499180,16cyclictest19064-21Collectd-Thread00:20:150
311772170,0sleep00-21swapper/022:54:310
3001799170,1cyclictest0-21swapper/723:14:127
30011991714,1cyclictest61-21ksoftirqd/523:56:225
30011991713,2cyclictest61-21ksoftirqd/500:16:315
30011991713,2cyclictest61-21ksoftirqd/500:16:315
30009991716,0cyclictest0-21swapper/400:04:164
30009991715,1cyclictest52-21ksoftirqd/420:27:254
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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