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2026-05-06 - 04:33
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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 Tue May 05, 2026 20:11:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6277214990,6sleep20-21swapper/219:12:542
6277214990,6sleep20-21swapper/219:12:542
611824350,4sleep10-21swapper/119:12:451
611824350,4sleep10-21swapper/119:12:451
628024000,1sleep012-21ksoftirqd/019:12:560
628024000,1sleep012-21ksoftirqd/019:12:560
594321220,5sleep30-21swapper/319:12:433
594321220,5sleep30-21swapper/319:12:433
990521030,2sleep20-21swapper/219:22:402
990521030,2sleep20-21swapper/219:22:402
1565421030,2sleep30-21swapper/319:37:413
1565421030,2sleep30-21swapper/319:37:413
74532990,3sleep26319-21cyclictest19:17:332
74532990,3sleep26319-21cyclictest19:17:332
253012980,2sleep20-21swapper/220:02:402
253012980,2sleep20-21swapper/220:02:402
131192670,4sleep00-21swapper/019:32:300
131192670,4sleep00-21swapper/019:32:300
234182420,3sleep10-21swapper/119:57:411
234182420,3sleep10-21swapper/119:57:411
183502410,4sleep30-21swapper/319:47:183
183502410,4sleep30-21swapper/319:47:183
6323993919,6cyclictest73-21kswapd019:42:372
6323993919,6cyclictest73-21kswapd019:42:372
191472360,1sleep219195-21/usr/sbin/munin19:47:342
6320993222,7cyclictest11815-21find19:27:390
6320993222,7cyclictest11815-21find19:27:390
6320993222,7cyclictest11815-21find19:27:390
213192300,3sleep10-21swapper/119:52:381
213192300,3sleep10-21swapper/119:52:381
212472300,4sleep00-21swapper/019:52:370
212472300,4sleep00-21swapper/019:52:370
157302300,2sleep012-21ksoftirqd/019:37:420
157302300,2sleep012-21ksoftirqd/019:37:420
6322992917,9cyclictest11815-21find19:27:401
6322992917,9cyclictest11815-21find19:27:401
6322992917,9cyclictest11815-21find19:27:401
632299283,4cyclictest0-21swapper/119:37:401
632299283,4cyclictest0-21swapper/119:37:401
632299280,6cyclictest7925-21find19:17:411
632299280,6cyclictest7925-21find19:17:411
632299254,4cyclictest21-21ksoftirqd/119:32:411
632299254,4cyclictest21-21ksoftirqd/119:32:411
632299244,5cyclictest21-21ksoftirqd/120:07:321
632299244,5cyclictest21-21ksoftirqd/120:07:321
632299232,4cyclictest21-21ksoftirqd/119:47:401
632099234,15cyclictest12-21ksoftirqd/019:22:390
632099234,15cyclictest12-21ksoftirqd/019:22:390
6323992216,3cyclictest27-21ksoftirqd/219:37:412
6323992216,3cyclictest27-21ksoftirqd/219:37:412
632299221,6cyclictest24511-21fschecks_count20:02:291
632299221,6cyclictest24511-21fschecks_count20:02:291
632299213,6cyclictest131rcu_preempt19:22:391
632299213,6cyclictest131rcu_preempt19:22:391
6322992114,5cyclictest0-21swapper/119:42:371
6322992114,5cyclictest0-21swapper/119:42:371
632099211,16cyclictest17587-21find19:42:380
632099211,16cyclictest17587-21find19:42:380
632399202,5cyclictest13881-21sed19:32:422
632399202,5cyclictest13881-21sed19:32:422
632099201,11cyclictest18016-21kworker/0:019:47:380
632399191,4cyclictest0-21swapper/220:07:312
632399191,4cyclictest0-21swapper/220:07:312
632099191,5cyclictest695-21runrttasks20:01:490
632099191,5cyclictest695-21runrttasks20:01:490
6323991810,6cyclictest23423-21timerwakeupswit19:57:412
6323991810,6cyclictest23423-21timerwakeupswit19:57:412
632099180,6cyclictest25296-21find20:02:400
632099180,6cyclictest25296-21find20:02:400
632399176,9cyclictest21355-21cat19:52:382
632399176,9cyclictest21355-21cat19:52:382
632399171,13cyclictest11173-21grep19:27:302
632399171,13cyclictest11173-21grep19:27:302
632399171,13cyclictest11173-21grep19:27:302
632099171,13cyclictest7270-21idleruntime19:17:310
632099171,13cyclictest7270-21idleruntime19:17:310
632099170,7cyclictest26369-21fschecks_count20:07:300
632099170,7cyclictest26369-21fschecks_count20:07:300
632499151,11cyclictest8759-21taskset19:22:203
632499151,11cyclictest8759-21taskset19:22:203
632499151,11cyclictest0-21swapper/319:57:273
632499151,11cyclictest0-21swapper/319:57:273
632499141,10cyclictest20454-21taskset19:52:243
632499133,7cyclictest118182sleep319:27:403
632499133,7cyclictest118182sleep319:27:403
632499133,7cyclictest118182sleep319:27:403
632499131,9cyclictest26619-21taskset20:07:323
632499131,9cyclictest26619-21taskset20:07:323
632499131,9cyclictest21005-21taskset19:52:323
632499131,9cyclictest21005-21taskset19:52:323
90102121,5sleep30-21swapper/319:22:293
90102121,5sleep30-21swapper/319:22:293
632499122,7cyclictest0-21swapper/319:32:293
632499122,7cyclictest0-21swapper/319:32:293
632499121,8cyclictest0-21swapper/320:02:293
632499121,8cyclictest0-21swapper/320:02:293
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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