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2025-12-29 - 01:36
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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 Sun Dec 28, 2025 12:44:13)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27232920,0sleep10-21swapper/107:40:141
3272939830,0EcMasterDemoSyn3274129tAtEmLog_010:47:585
3266439830,0EcMasterDemoSyn3267429tAtEmLog_007:35:165
2319139830,0EcMasterDemoSyn2320129tAtEmLog_010:07:245
726239820,0EcMasterDemoSyn727229tAtEmLog_008:56:245
646639820,0EcMasterDemoSyn647629tAtEmLog_007:45:265
473839820,0EcMasterDemoSyn474829tAtEmLog_010:32:455
453739820,0EcMasterDemoSyn454929tAtEmLog_009:57:155
2790839820,0EcMasterDemoSyn2791829tAtEmLog_010:27:415
2314439820,1EcMasterDemoSyn23150-21runintdemo5min08:20:543
1416339820,0EcMasterDemoSyn1417329tAtEmLog_011:13:195
3259939810,0EcMasterDemoSyn3260929tAtEmLog_008:41:125
254939810,0EcMasterDemoSyn255929tAtEmLog_008:46:165
2076439810,0EcMasterDemoSyn2077429tAtEmLog_008:15:505
2076439810,0EcMasterDemoSyn2077429tAtEmLog_008:15:505
1839839810,0EcMasterDemoSyn1840829tAtEmLog_008:10:465
2772139800,0EcMasterDemoSyn2773129tAtEmLog_011:38:415
176982690,0sleep10-21swapper/109:46:421
297172560,4sleep50-21swapper/509:18:535
3246739300,1EcMasterDemoSyn32476-21grep10:12:292
318392210,1sleep431833-21apt-get10:30:114
20081992113,6cyclictest23689-21grep07:15:192
2007899201,7cyclictest1405450latency_hist08:05:001
2007899190,7cyclictest50201sh09:57:341
2007899190,7cyclictest21597-21chrt09:14:431
2007399190,15cyclictest25331-21sh10:44:210
474999180,8tDemoTimingTask8308-21chrt10:35:025
2077599180,10tDemoTimingTask21430-21chrt08:20:025
2007899181,6cyclictest1640650latency_hist08:10:001
2007899180,8cyclictest6313-21sh10:33:511
2007899180,7cyclictest8996-21ssh12:04:281
2007899180,7cyclictest4773-21sh12:20:131
2007899180,7cyclictest30831-21grep11:40:151
2007899180,7cyclictest23626-21sh11:54:331
2007899180,7cyclictest22383-21sh12:30:011
2007899180,7cyclictest19267-21taskset10:40:231
2007399186,9cyclictest24183-21cat09:50:170
2007399180,9cyclictest10132-21sh10:18:040
2007399180,10cyclictest19297-21sh09:47:470
1997729180,0tAtEmLog_00-21swapper/507:14:585
891299170,10tDemoTimingTask8936-21chrt09:42:045
2647929170,10tAtEmLog_027580-21chrt12:14:575
20086991710,6cyclictest20998-21sed07:10:153
2008199170,10cyclictest25250-21sh12:30:552
2008199170,10cyclictest13306-21latency_hist09:45:002
2007899175,10cyclictest6120-21cat10:15:241
2007899175,10cyclictest20709-21/usr/sbin/munin07:10:141
2007899171,8cyclictest12188-21ssh10:54:511
2007899171,8cyclictest10902-21ssh11:11:031
2007899170,9cyclictest8408-21ssh10:35:061
2007899170,9cyclictest26386-21rm12:14:061
2007899170,7cyclictest5001-21sh11:25:361
2007899170,7cyclictest29762-21sh12:15:231
2007899170,7cyclictest21751-21ssh10:06:241
2007899170,7cyclictest17824-21sh12:09:211
2007899170,7cyclictest14169-21sh11:49:141
2007399174,11cyclictest26816-21tune2fs11:20:150
2007399170,9cyclictest8458-21sh10:35:080
2007399170,9cyclictest18777-21sh11:51:070
2007399170,14cyclictest831-21runrttasks10:34:110
2007399170,13cyclictest831-21runrttasks07:34:290
1905429170,7tAtEmLog_019222-21taskset10:58:125
836929160,6tAtEmLog_016628-21taskset12:08:315
2265339160,0EcMasterDemoSyn0-21swapper/511:53:545
2009099160,12cyclictest13174-21sendmail_mailqu08:00:224
2008199168,6cyclictest10475-21grep10:00:212
2008199160,9cyclictest29941-21sh11:21:412
2008199160,9cyclictest12362-21diskmemload11:19:072
2007899164,10cyclictest27725-21awk11:20:221
2007899163,6cyclictest29124-21gltestperf08:35:161
2007899163,6cyclictest26372-21switchtime11:55:231
2007899163,6cyclictest10352-21netstat10:00:201
2007899161,8cyclictest891-21tail11:05:271
2007899161,8cyclictest6030-21sensors_volt09:40:201
2007899161,8cyclictest31496-21ssh12:35:101
2007899161,8cyclictest23839-21ssh09:32:491
2007899161,8cyclictest15107-21ssh09:28:131
2007899161,7cyclictest31778-21latency_hist07:35:001
2007899161,7cyclictest26249-21ssh11:37:381
2007899161,7cyclictest26086-21ssh09:51:081
2007899161,7cyclictest1308-21/usr/sbin/munin07:35:271
2007899160,8cyclictest7786-21latency_hist09:00:001
2007899160,8cyclictest7200-21cat07:50:001
2007899160,8cyclictest31966-21sh09:37:001
2007899160,8cyclictest31036-21ssh10:46:471
2007899160,8cyclictest30990-21rm10:11:271
2007899160,8cyclictest27366-21runrttasks07:25:061
2007899160,8cyclictest26897-21seq07:22:461
2007899160,8cyclictest26561-21grep09:16:441
2007899160,8cyclictest26155-21/usr/sbin/munin08:30:201
2007899160,8cyclictest24413-21head08:25:161
2007899160,8cyclictest23534-21ssh10:25:151
2007899160,8cyclictest23341-21grep07:15:161
2007899160,8cyclictest23274-21ssh11:00:191
2007899160,8cyclictest2058-21ssh09:20:471
2007899160,8cyclictest20253-21cat08:15:221
2007899160,8cyclictest20253-21cat08:15:211
2007899160,8cyclictest18070-21ssh10:22:121
2007899160,8cyclictest14058-21smartctl10:55:161
2007899160,8cyclictest12524-21tr11:30:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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