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2026-04-16 - 04:21
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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 Thu Apr 16, 2026 00:44:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
722239910,0EcMasterDemoSyn723229tAtEmLog_020:41:035
144652890,0sleep50-21swapper/519:50:155
2751039840,1EcMasterDemoSyn2752029tAtEmLog_023:18:155
498339820,0EcMasterDemoSyn499329tAtEmLog_022:12:195
3223039820,0EcMasterDemoSyn3224029tAtEmLog_020:25:505
1309039820,0EcMasterDemoSyn1310029tAtEmLog_000:03:545
483939810,0EcMasterDemoSyn484929tAtEmLog_020:35:595
426839810,0EcMasterDemoSyn427829tAtEmLog_023:23:205
422639810,0EcMasterDemoSyn423629tAtEmLog_019:30:035
422639810,0EcMasterDemoSyn423629tAtEmLog_019:30:035
2655939810,0EcMasterDemoSyn2656929tAtEmLog_019:09:465
2246539810,0EcMasterDemoSyn2247529tAtEmLog_020:05:335
218039810,0EcMasterDemoSyn219029tAtEmLog_020:30:555
1876639810,0EcMasterDemoSyn1877629tAtEmLog_022:02:115
1209739810,0EcMasterDemoSyn1210729tAtEmLog_019:45:155
3189339800,0EcMasterDemoSyn3190329tAtEmLog_023:03:025
2602839250,0EcMasterDemoSyn26034-21ssh00:29:142
3223039210,1EcMasterDemoSyn32238-21runintdemo5min20:25:504
20352200,1sleep40-21swapper/421:53:254
79022190,0sleep30-21swapper/300:36:363
1420599190,9tDemoTimingTask18243-21chrt22:20:005
799529180,7tAtEmLog_016137-21chrt00:23:355
2669699185,9cyclictest326-21systemd-journal23:00:004
2667899184,10cyclictest27643-21sh00:30:090
2667899180,14cyclictest780-21runrttasks22:12:390
2667899180,14cyclictest23988-21sh00:10:000
2667899180,10cyclictest1998-21sh22:46:060
2667899180,10cyclictest1270-21sh23:04:160
1773999180,8tDemoTimingTask17778-21chrt19:55:345
443129170,10tAtEmLog_04557-21taskset22:47:545
3269699170,10tDemoTimingTask5621-21chrt21:20:015
2669699170,9cyclictest28951-21sh22:07:444
2668299170,9cyclictest19848-21sed20:00:231
2668299170,12cyclictest9246-21ssh22:32:321
2667899171,7cyclictest11060-21latency_hist19:45:010
2667899170,9cyclictest780-21runrttasks20:56:070
2667899170,9cyclictest4395-21sh23:40:360
2667899170,9cyclictest32451-21ssh21:34:530
2667899170,9cyclictest31946-21sh21:51:410
2667899170,9cyclictest18676-21sh23:13:350
2667899170,9cyclictest18676-21sh23:13:350
2667899170,9cyclictest12562-21sh21:40:520
2667899170,9cyclictest11680-21sh21:23:040
2667899170,9cyclictest10332-21diskmemload22:15:170
2667899170,8cyclictest780-21runrttasks21:36:470
2667899170,15cyclictest174-1kworker/0:1H+kblockd21:11:190
2667899170,14cyclictest5041-21runrttasks20:38:130
1909499170,7tDemoTimingTask19193-21chrt21:07:235
1178639170,10EcMasterDemoSyn11904-21taskset00:39:265
2669299164,8cyclictest32500-21unixbench_singl23:20:243
26692991613,2cyclictest5309-21turbostat.cron21:20:013
2668699163,9cyclictest12063-21cut23:45:132
2667899164,10cyclictest20242-21cat22:20:220
2667899161,9cyclictest25935-21sh00:29:110
2667899161,14cyclictest20791-21apt-get20:05:110
2667899160,9cyclictest780-21runrttasks19:48:510
2667899160,7cyclictest23363-21sh00:09:480
2667899160,6cyclictest26801-21sh22:06:150
2667899160,13cyclictest780-21runrttasks20:19:270
2667899160,11cyclictest17348-21ssh00:24:250
1697329160,14tAtEmLog_020771-21taskset00:25:305
1361499160,9tDemoTimingTask13624-21taskset22:52:545
2669699158,5cyclictest4577-21tr00:35:134
2669699154,8cyclictest7897-21tr20:45:114
2669699150,9cyclictest8565-21ssh21:39:284
2669699150,9cyclictest8241-21ssh21:20:424
2669699150,9cyclictest7469-21diskmemload22:49:574
2669299151,9cyclictest31018-21ssh22:09:113
2669299151,10cyclictest27881-21runrttasks22:42:503
2669299151,10cyclictest12954-21sed23:10:143
2669299151,10cyclictest12954-21sed23:10:143
2669299150,9cyclictest32156-21sh23:03:123
2669299150,9cyclictest29369-21diskmemload23:55:033
2669299150,9cyclictest27743-21ssh23:18:233
2669299150,10cyclictest5344-21chrt23:05:483
2668699154,6cyclictest1004-21tune2fs20:30:152
26686991512,2cyclictest27858-21sendmail20:20:002
2668699151,10cyclictest29926-21rm23:01:392
2668699150,9cyclictest23602-21tune2fs20:10:142
2668699150,8cyclictest13039-21sh21:59:312
2668299152,9cyclictest27279-21latency_hist22:25:001
2668299151,9cyclictest18488-21sh23:30:341
26682991511,3cyclictest2298-21cron23:05:001
26682991510,4cyclictest18487-21turbostat21:45:001
2668299150,8cyclictest20255-21ssh23:14:421
2668299150,8cyclictest20255-21ssh23:14:421
2668299150,11cyclictest24061-21ssh21:47:321
2668299150,10cyclictest1148-21ssh21:35:121
2667899156,7cyclictest12163-21ssh22:51:530
2667899155,8cyclictest18012-21/usr/sbin/munin21:05:150
2667899153,9cyclictest780-21runrttasks19:51:150
2667899150,9cyclictest30577-21sh23:37:460
2667899150,8cyclictest780-21runrttasks19:37:550
2667899150,13cyclictest7991-21ps00:19:060
2667899150,10cyclictest11069-21rm00:38:530
659729140,8tAtEmLog_06289-21sleep19:39:555
3246329140,8tAtEmLog_04198-21taskset21:54:565
2669699143,8cyclictest755-21postgres22:50:124
2669699141,9cyclictest23505-21sh21:11:304
2669699141,9cyclictest14009-21latency_hist22:00:014
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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