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2026-06-16 - 15:35
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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
Characteristics of the 100 highest latencies:
System rack5slot1.osadl.org (updated Tue Jun 16, 2026 12:44:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
567939860,0EcMasterDemoSyn0-21swapper/009:06:230
93739840,0EcMasterDemoSyn94729tAtEmLog_008:56:145
2546839830,0EcMasterDemoSyn2547829tAtEmLog_007:35:075
1807539830,0EcMasterDemoSyn1808529tAtEmLog_007:19:535
1434239830,0EcMasterDemoSyn1435429tAtEmLog_009:31:455
1353239830,0EcMasterDemoSyn1354229tAtEmLog_010:42:445
956339820,0EcMasterDemoSyn957329tAtEmLog_009:46:575
2271639820,0EcMasterDemoSyn2272629tAtEmLog_010:47:485
2045639820,0EcMasterDemoSyn2046629tAtEmLog_007:24:585
1858339820,0EcMasterDemoSyn1859329tAtEmLog_008:25:495
1393839820,0EcMasterDemoSyn1394829tAtEmLog_010:07:145
3105439810,0EcMasterDemoSyn3106429tAtEmLog_007:45:155
2863339810,0EcMasterDemoSyn2864329tAtEmLog_008:46:065
2354739760,0EcMasterDemoSyn0-21swapper/309:36:483
13412995853,3cyclictest31751-21kworker/1:2+events07:25:161
202992520,0sleep2391rcuc/211:40:142
1771994443,0tDemoTimingTask0-21swapper/512:27:125
13424992825,2cyclictest30538-21kworker/4:2+events07:11:344
13416992724,2cyclictest4019-21kworker/2:0+events11:17:102
797739240,0EcMasterDemoSyn0-21swapper/511:33:275
1342499219,8cyclictest30080-21grep11:45:184
13424992018,2cyclictest30538-21kworker/4:2+events10:40:374
1341099191,9cyclictest780-21runrttasks08:12:280
3257429180,15tAtEmLog_03434-21chrt10:19:385
2689029180,10tAtEmLog_029926-21chrt11:10:015
13424991816,2cyclictest30538-21kworker/4:2+events07:29:534
13412991816,2cyclictest31751-21kworker/1:2+events10:03:301
1341099185,6cyclictest8414-21latency_hist12:10:000
1341099183,13cyclictest174-1kworker/0:1H+kblockd12:26:360
1341099182,9cyclictest780-21runrttasks07:46:440
131312180,0sleep20-21swapper/209:13:372
141899170,9tDemoTimingTask1621-21chrt07:50:235
13424991715,2cyclictest30538-21kworker/4:2+events12:00:424
13424991714,2cyclictest30538-21kworker/4:2+events09:49:364
1342499170,13cyclictest1524-21systemctl07:50:204
1341699179,6cyclictest29191-21cut07:40:202
1341699175,8cyclictest14349-21unixbench_multi12:30:232
13410991713,3cyclictest30071-21turbostat07:45:010
1341099170,9cyclictest780-21runrttasks12:32:090
1341099170,9cyclictest780-21runrttasks10:31:360
1341099170,9cyclictest780-21runrttasks07:13:030
1341099170,9cyclictest28536-21sh09:21:370
1341099170,14cyclictest22202-21sh10:11:390
1341099170,13cyclictest26137-21sh09:55:460
1267539170,7EcMasterDemoSyn20800-21chrt11:22:335
1143529170,15tAtEmLog_011761-21taskset08:14:395
937829160,9tAtEmLog_09404-21chrt10:22:285
689229160,7tAtEmLog_07568-21chrt12:09:245
237262160,0sleep50-21swapper/508:35:255
2355729160,9tAtEmLog_028041-21chrt09:39:555
1342499160,9cyclictest780-21runrttasks09:34:294
1341699160,9cyclictest6553-21ssh11:32:262
1341699160,9cyclictest2999-21ssh09:43:422
1341299165,8cyclictest716-21snmpd09:47:451
1341299165,6cyclictest24885-21expr08:40:121
13412991613,2cyclictest31751-21kworker/1:2+events10:33:111
1341099165,7cyclictest8619-21ssh09:29:000
1341099162,12cyclictest13466-21ssh12:12:140
1341099160,9cyclictest21822-21sh09:35:360
1341099160,9cyclictest18372-21ping10:18:380
1341099160,8cyclictest18633-21/usr/sbin/munin10:45:190
1341099160,6cyclictest3133-21sh10:36:470
1341099160,13cyclictest3522-21runrttasks09:03:300
569099151,12tDemoTimingTask5951-21chrt09:09:335
2801129150,8tAtEmLog_032159-21turbostat10:00:005
1342499158,5cyclictest14376-21grep12:30:244
1342499155,8cyclictest13133-21/usr/sbin/munin08:15:194
1342499154,8cyclictest4093-21date10:19:594
1342499154,8cyclictest18646-21ntpq10:45:194
1342499152,9cyclictest8863-21latency_hist10:05:004
1342499151,10cyclictest20035-21sh11:04:364
1342099152,10cyclictest8303-21sh11:51:073
13420991511,3cyclictest29832-21cron12:39:593
1342099151,10cyclictest1133-21ssh10:00:153
1342099150,9cyclictest4468-21runrttasks07:56:463
1342099150,11cyclictest14912-21cut10:25:203
1342099150,10cyclictest18454-21/usr/sbin/munin07:20:133
1341699154,6cyclictest2459-21load09:00:172
13416991512,2cyclictest6000-21diskmemload09:30:202
1341699151,10cyclictest29862-21ssh12:03:372
1341699151,10cyclictest13596-21/usr/sbin/munin10:25:112
1341699150,11cyclictest21132-21ssh11:05:102
1341299158,5cyclictest11839-21wc09:30:191
1341299151,10cyclictest31088-21runrttasks08:51:561
1341299151,10cyclictest31088-21runrttasks08:51:551
1341299151,10cyclictest13596-21/usr/sbin/munin10:25:201
1341299150,13cyclictest18704-21taskset12:33:261
1341299150,11cyclictest30238-21ssh12:21:201
1341099156,7cyclictest8088-21ssh10:57:370
1341099154,8cyclictest780-21runrttasks07:56:060
1341099153,9cyclictest9102-21runrttasks08:05:350
1341099153,5cyclictest21676-21grep11:40:250
1341099152,9cyclictest13429-21rm10:06:530
1341099151,10cyclictest18142-21sh11:39:130
1341099151,10cyclictest12052-21runrttasks11:00:100
1341099150,9cyclictest27960-21ssh12:38:420
1341099150,8cyclictest11940-21grep11:53:430
1341099150,13cyclictest16540-21head11:20:160
1341099150,13cyclictest12340-21sed09:30:240
1341099150,10cyclictest780-21runrttasks11:58:460
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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