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2026-07-17 - 11:48
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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 Fri Jul 17, 2026 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30722391020,1EcMasterDemoSyn30729-21runintdemo5min22:54:281
1646039910,0EcMasterDemoSyn1647029tAtEmLog_023:04:375
2978739830,0EcMasterDemoSyn2979729tAtEmLog_000:05:285
1556439830,0EcMasterDemoSyn1557429tAtEmLog_020:22:215
671439820,0EcMasterDemoSyn672429tAtEmLog_023:35:015
2825139820,0EcMasterDemoSyn2826129tAtEmLog_021:58:415
2305139820,0EcMasterDemoSyn2306129tAtEmLog_020:37:335
2069439820,0EcMasterDemoSyn2070429tAtEmLog_020:32:285
1393039820,0EcMasterDemoSyn1394029tAtEmLog_022:08:505
3014239810,0EcMasterDemoSyn3015229tAtEmLog_020:52:455
2667339810,0EcMasterDemoSyn2668329tAtEmLog_019:36:425
246739810,0EcMasterDemoSyn247729tAtEmLog_021:02:555
2438139810,0EcMasterDemoSyn2439129tAtEmLog_021:38:245
2431739810,0EcMasterDemoSyn2432729tAtEmLog_019:31:375
1249799227,8cyclictest8060-21cron23:00:002
12497992210,5cyclictest25581-21grep23:45:162
185999200,10tDemoTimingTask2041-21taskset23:50:165
1557599200,10tDemoTimingTask16450-21taskset20:25:015
1249799204,8cyclictest27273-21tr21:40:112
12497992010,3cyclictest1140-21sh22:20:012
1249799200,10cyclictest1632-21latency_hist19:55:002
1249799191,10cyclictest27865-21runrttasks20:48:162
1249799190,10cyclictest28219-21/usr/sbin/munin00:05:232
1249799190,10cyclictest16425-21grep00:35:002
2779599181,9tDemoTimingTask28150-21taskset20:50:015
1249799181,9cyclictest18467-21cpuspeed_turbos21:35:142
1249799180,10cyclictest27286-21/usr/sbin/munin19:40:172
1249799180,10cyclictest17116-21tr00:35:122
1249799180,10cyclictest13905-21sh23:02:472
1394029170,6tAtEmLog_016811-21taskset22:10:145
1249999177,5cyclictest14886-21expr21:15:134
1249899170,14cyclictest31544-21sh21:42:073
1249699170,10cyclictest3620-21ssh22:20:251
1249599174,9cyclictest25302-21sh21:56:340
1249599171,13cyclictest716-21snmpd00:25:100
1249599170,9cyclictest780-21runrttasks19:29:300
1249599170,9cyclictest29747-21sh21:23:220
1249599170,9cyclictest26713-21sh23:10:040
1249599170,9cyclictest16007-21sh23:58:080
1249599170,9cyclictest15731-21ssh22:27:290
1249599170,9cyclictest14539-21sh23:39:260
1249599170,14cyclictest7023-21sh21:28:500
1249599170,14cyclictest23575-21sh22:31:390
3015229160,6tAtEmLog_032291-21chrt20:55:255
2979899160,7tDemoTimingTask5852-21chrt00:10:185
2556699160,10tDemoTimingTask25911-21chrt23:09:555
1249999166,5cyclictest19495-21ntpq21:35:194
1249999166,4cyclictest23241-21sh23:44:144
1249999163,8cyclictest18546-21ntpq19:20:174
1249999162,9cyclictest9370-21rm22:05:354
1249999162,9cyclictest31594-21ssh22:35:594
12499991612,3cyclictest27633-21cron00:05:004
1249999160,8cyclictest22282-21ssh23:25:194
1249899160,10cyclictest18074-21ssh00:17:163
1249799165,8cyclictest15740-21awk22:45:212
1249799160,10cyclictest5462-21ssh00:28:402
1249699169,5cyclictest14254-21grep20:20:151
1249699168,6cyclictest6960-21tr20:05:131
1249599164,9cyclictest12691-21sh22:07:560
1249599161,8cyclictest174-1kworker/0:1H+kblockd19:53:070
1249599160,14cyclictest13930-21ssh21:32:220
2712299150,9tDemoTimingTask28169-21taskset22:34:565
1249999155,6cyclictest5919-21sh21:45:344
1249999152,9cyclictest21265-21taskset22:12:384
1249999152,8cyclictest7922-21sh21:10:434
1249999152,8cyclictest7385-21diskstats23:35:144
1249999152,8cyclictest7098-21ssh23:53:094
1249999152,8cyclictest5465-21idleruntime00:10:164
1249999152,8cyclictest5281-21rm23:34:124
1249999152,8cyclictest30555-21sed20:55:004
1249999152,8cyclictest29954-21sed00:05:304
1249999152,8cyclictest26687-21ssh21:21:124
1249999152,8cyclictest25672-21sh21:56:504
1249999152,8cyclictest21775-21sh22:49:264
1249999152,8cyclictest20819-21/usr/sbin/munin22:30:174
1249999152,8cyclictest17938-21ssh21:52:464
1249999152,8cyclictest17880-21cat00:35:184
1249999152,8cyclictest15836-21sh00:15:394
1249999152,8cyclictest12968-21ssh23:55:564
1249999152,8cyclictest12839-21tune2fs23:20:124
1249999152,8cyclictest12554-21rm21:31:234
1249999152,8cyclictest12115-21ssh22:43:494
1249999151,9cyclictest60-21ksoftirqd/423:18:024
1249999151,9cyclictest1562-21taskset19:54:124
1249999151,9cyclictest10144-21apt-key22:25:004
1249999151,10cyclictest27228-21/usr/sbin/munin21:40:164
1249999150,9cyclictest30537-21diskmemload22:00:044
1249999150,9cyclictest2187-21diskmemload22:55:504
1249999150,10cyclictest15404-21ssh22:27:134
1249899154,8cyclictest1223-21vmstat19:50:253
1249899153,5cyclictest50-21ksoftirqd/323:20:003
1249899152,9cyclictest10168-21sh00:30:413
1249899151,11cyclictest16-1pr/legacy22:24:013
1249899151,11cyclictest16-1pr/legacy20:27:233
1249899151,10cyclictest20341-21ssh00:36:293
1249899151,10cyclictest13692-21ssh23:56:273
1249899150,8cyclictest50-21ksoftirqd/319:25:023
1249899150,10cyclictest14880-21sh21:33:033
1249799151,10cyclictest24795-21latency_hist22:15:002
1249699151,10cyclictest23649-21/usr/sbin/munin21:20:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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