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2026-05-13 - 17:38
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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 Wed May 13, 2026 12:44:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
52872990,0sleep50-21swapper/511:52:565
123262950,0sleep10-21swapper/112:32:541
2999839910,1EcMasterDemoSyn30005-21runintdemo5min11:12:391
1878239880,1EcMasterDemoSyn0-21swapper/312:18:343
2676439830,0EcMasterDemoSyn2677429tAtEmLog_007:49:485
2184739830,0EcMasterDemoSyn2185729tAtEmLog_009:21:045
1233939830,0EcMasterDemoSyn1234929tAtEmLog_007:19:225
3104039820,0EcMasterDemoSyn3105029tAtEmLog_009:26:105
305839820,0EcMasterDemoSyn306829tAtEmLog_010:21:565
2202539820,0EcMasterDemoSyn2203529tAtEmLog_007:39:405
2912039810,0EcMasterDemoSyn2913029tAtEmLog_007:54:535
1357139750,4EcMasterDemoSyn13577-21ps12:33:473
646139460,1EcMasterDemoSyn6468-21grep08:15:090
7764993230,2cyclictest3240-21kworker/3:1+events07:34:343
7762992319,3cyclictest25066-21kworker/1:2+events12:38:511
47592200,0sleep50-21swapper/508:10:155
7762991911,6cyclictest18964-21head12:00:161
7763991811,3cyclictest699-21polkitd09:59:592
776199180,14cyclictest23835-21sh12:20:460
175972180,0sleep10-21swapper/109:36:401
792639170,10EcMasterDemoSyn12514-21chrt10:09:565
776599171,12cyclictest16-1pr/legacy09:05:504
7762991710,6cyclictest648-21dbus-daemon07:30:011
776199170,9cyclictest27066-21sh09:24:440
776199170,9cyclictest11833-21sh11:56:110
776199170,14cyclictest9160-21taskset12:13:100
776199170,14cyclictest1324-21sendmail-mta11:05:020
776199170,14cyclictest11353-21sh10:26:240
670599170,7tDemoTimingTask7048-21chrt11:17:565
670599170,7tDemoTimingTask14075-21chrt11:21:335
449739170,1EcMasterDemoSyn4503-21ps12:28:433
260099170,7tDemoTimingTask2691-21chrt10:57:285
2472129170,10tAtEmLog_024726-21chrt08:50:405
1248899170,10tDemoTimingTask12615-21chrt09:51:355
907799160,7tDemoTimingTask10582-21chrt08:20:585
776599168,7cyclictest31767-21grep12:25:194
776599164,9cyclictest755-21postgres12:02:264
7764991612,3cyclictest6261-21turbostat11:00:003
7764991611,3cyclictest27047-21cpuspeed_turbos12:05:123
7763991614,2cyclictest23547-21kworker/2:0+events09:41:212
776399160,9cyclictest30980-21ssh11:13:192
776299165,8cyclictest716-21snmpd08:58:121
776199165,8cyclictest12402-21unixbench_singl11:20:250
776199164,6cyclictest1264-21date11:15:010
776199162,7cyclictest174-1kworker/0:1H+kblockd10:24:280
776199161,10cyclictest14397-21sh10:45:390
776199161,10cyclictest14397-21sh10:45:390
776199160,9cyclictest780-21runrttasks07:56:240
776199160,9cyclictest326-21systemd-journal08:47:440
776199160,9cyclictest326-21systemd-journal08:47:430
776199160,8cyclictest20258-21sh10:13:590
776199160,7cyclictest32228-21sh11:14:120
776199160,7cyclictest12439-21latency_hist07:20:010
2903129160,9tAtEmLog_031555-21chrt11:49:565
2503399160,9tDemoTimingTask25051-21taskset11:27:525
2395129160,9tAtEmLog_023958-21chrt12:03:225
1879399160,9tDemoTimingTask21150-21taskset12:20:015
165129160,7tAtEmLog_09608-21taskset11:37:115
776599154,8cyclictest16400-21fschecks_time11:05:144
776599153,8cyclictest31008-21latency_hist10:20:004
776599150,9cyclictest5730-21ssh11:17:024
776499155,8cyclictest6926-21/usr/sbin/munin11:35:253
776499154,8cyclictest30399-21ls07:55:173
776499153,8cyclictest25254-21latency_hist08:55:003
776499150,9cyclictest3909-21sh11:34:313
776399157,6cyclictest13429-21wc08:30:002
776399150,9cyclictest780-21runrttasks11:16:412
776399150,9cyclictest18106-21ssh11:41:462
776399150,11cyclictest19244-21sh10:49:012
776399150,11cyclictest19244-21sh10:49:012
776399150,10cyclictest15584-21chrt08:34:582
776299159,5cyclictest29801-21idleruntime-cro12:25:001
776299154,8cyclictest716-21snmpd08:04:421
776299151,10cyclictest780-21runrttasks12:17:241
776299151,10cyclictest6968-21ssh11:17:531
776299150,10cyclictest10379-21/usr/sbin/munin07:15:131
776199156,7cyclictest28903-21ssh09:43:120
776199156,7cyclictest22194-21ssh09:56:430
776199153,8cyclictest10554-21switchtime09:50:220
776199151,10cyclictest780-21runrttasks10:52:340
776199150,9cyclictest23389-21runrttasks08:50:140
776199150,6cyclictest2595-21ps10:57:260
776199150,12cyclictest780-21runrttasks08:30:420
776199150,10cyclictest19647-21sh12:19:100
776599147,5cyclictest11683-21ssh11:02:294
776599144,6cyclictest22049-21sed08:45:234
776599144,6cyclictest22049-21sed08:45:224
776599142,9cyclictest959-21ssh09:27:464
776599141,9cyclictest30285-21sh12:06:334
776599141,9cyclictest29936-21sh11:48:474
776599141,9cyclictest24567-21sh10:34:174
776599141,9cyclictest16-1pr/legacy08:15:084
776599141,9cyclictest14032-21sh11:57:464
776599141,9cyclictest12870-21cut07:20:134
776599141,9cyclictest11188-21sh09:33:334
7765991410,3cyclictest19898-21cpuspeed_turbos11:25:124
776599140,8cyclictest24802-21unixbench_singl09:40:254
776599140,10cyclictest9626-21sh12:30:574
776599140,10cyclictest822-21/usr/sbin/munin09:45:174
776599140,10cyclictest5227-21ssh09:12:144
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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