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2026-05-03 - 08:08
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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 May 03, 2026 00:44:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
199322890,1sleep20-21swapper/220:25:002
44362860,0sleep40-21swapper/421:25:014
250039830,0EcMasterDemoSyn251029tAtEmLog_019:48:315
1972539830,0EcMasterDemoSyn1973529tAtEmLog_022:25:445
2165539820,0EcMasterDemoSyn2166529tAtEmLog_000:32:305
2165539820,0EcMasterDemoSyn2166529tAtEmLog_000:32:295
1258339820,0EcMasterDemoSyn1259329tAtEmLog_000:27:265
1259939810,0EcMasterDemoSyn1260929tAtEmLog_020:08:495
2315739610,1EcMasterDemoSyn60-21ksoftirqd/423:21:294
3131739340,1EcMasterDemoSyn31323-21ps00:02:044
266922320,0sleep10-21swapper/123:41:231
48112290,0sleep30-21swapper/300:23:143
251722290,0sleep00-21swapper/022:46:490
1495939240,1EcMasterDemoSyn14968-21runintdemo5min20:13:523
886539230,0EcMasterDemoSyn0-21swapper/321:09:403
16247992220,2cyclictest15203-21kworker/4:0+events22:35:514
16247992220,2cyclictest15203-21kworker/4:0+events22:35:504
906139190,0EcMasterDemoSyn0-21swapper/521:45:095
1623499190,10cyclictest21525-21ssh22:26:571
907299180,10tDemoTimingTask17972-21chrt21:50:015
482699180,8tDemoTimingTask8697-21chrt23:14:045
398199180,14tDemoTimingTask105342sleep523:50:235
1623499181,12cyclictest16-1pr/legacy21:50:111
1623499180,9cyclictest13981-21rm23:16:241
1622999185,10cyclictest24528-21sh23:22:270
1622999180,14cyclictest26399-21sh23:05:210
1622999180,10cyclictest8541-21sh22:37:540
1622999180,10cyclictest8541-21sh22:37:530
1622999180,10cyclictest1317-21sh23:10:020
398199170,7tDemoTimingTask5437-21chrt23:47:525
3153299170,14tDemoTimingTask1333-21chrt20:52:445
3153299170,14tDemoTimingTask1333-21chrt20:52:445
1624399171,12cyclictest16-1pr/legacy22:40:543
1624399171,12cyclictest16-1pr/legacy20:23:593
1622999170,9cyclictest780-21runrttasks20:42:350
1622999170,9cyclictest28257-21taskset00:18:280
1622999170,9cyclictest2142-21sh00:21:230
1622999170,9cyclictest18730-21sh23:37:070
1622999170,9cyclictest14362-21sh22:59:200
1496929170,10tAtEmLog_015377-21chrt20:15:005
482699160,6tDemoTimingTask13927-21chrt23:16:235
402499160,9tDemoTimingTask4150-21chrt21:24:565
3153299160,9tDemoTimingTask31600-21taskset20:49:565
2812999160,10tDemoTimingTask28230-21chrt23:06:215
234902160,7sleep023515-21ssh21:17:270
1624399165,8cyclictest4026-21ntp_offset19:50:193
1624399164,8cyclictest1083-21uptime22:15:253
1623899163,9cyclictest22122-21cpuspeed00:15:132
1623499169,5cyclictest5809-21grep23:30:131
1622999168,6cyclictest13266-21grep00:10:130
1622999163,9cyclictest16409-21ssh23:18:050
1622999160,9cyclictest26529-21ssh21:36:290
1622999160,11cyclictest30618-21ssh22:50:120
1537939160,7EcMasterDemoSyn15879-21taskset22:05:455
1624799150,9cyclictest25219-21ssh21:35:354
1624399158,5cyclictest15747-21grep23:35:193
1624399152,6cyclictest26080-21kworker/u24:3+xprtiod21:27:583
16243991512,2cyclictest22196-21runintdemo5min23:57:013
16243991512,2cyclictest22196-21runintdemo5min23:57:003
1624399151,10cyclictest6400-21sh00:05:473
1624399150,6cyclictest22967-21ssh23:04:013
1624399150,10cyclictest27210-21/usr/sbin/munin20:40:103
1623899157,6cyclictest8715-21sed00:25:172
1623899154,8cyclictest30598-21awk23:25:242
1623899152,9cyclictest3700-21ssh21:24:382
1623899151,10cyclictest4808-21/usr/sbin/munin21:25:132
1623899151,10cyclictest3124-21sh21:59:492
1623899150,9cyclictest26350-21sensors_volt23:05:192
1623499154,8cyclictest9915-21wc20:03:461
1623499153,8cyclictest29215-21missed_timers19:35:181
16234991511,3cyclictest17675-21latency_hist21:49:591
1623499151,10cyclictest14844-21sensors_volt22:05:211
1622999156,7cyclictest20600-21ssh21:50:410
1622999156,7cyclictest12518-21/usr/sbin/munin22:40:130
1622999156,7cyclictest1077-21ls21:40:170
1622999155,8cyclictest3941-21/usr/sbin/munin00:05:110
1622999154,10cyclictest31030-21sed22:14:590
1622999152,9cyclictest3830-21sh21:24:440
1622999150,8cyclictest8943-21diskmemload22:23:220
1624799145,8cyclictest6064-21/usr/sbin/munin21:25:184
1624799141,9cyclictest6410-21runrttasks23:30:184
1624799141,9cyclictest24731-21runrttasks22:46:314
1624799141,9cyclictest23119-21runrttasks21:17:094
1624799141,9cyclictest20125-21/usr/sbin/munin20:25:204
1624799141,9cyclictest14667-21gltestperf21:30:154
1624799141,10cyclictest1072-21runrttasks19:45:154
16247991410,3cyclictest18779-21needreboot20:20:174
1624799140,9cyclictest744-21postgres23:18:334
1624799140,9cyclictest22483-21/usr/sbin/munin20:30:194
1624799140,8cyclictest2396-21runrttasks22:34:564
1624799140,11cyclictest19390-21cat21:50:184
1624799140,10cyclictest780-21runrttasks00:37:064
1624799140,10cyclictest450-21ssh22:50:574
1624799140,10cyclictest31742-21sh21:57:084
1624799140,10cyclictest26174-21switchtime20:35:234
1624799140,10cyclictest25914-21latency_hist22:30:014
1624799140,10cyclictest17023-21sh22:06:334
1624799140,10cyclictest16753-21sh21:14:054
1624799140,10cyclictest15077-21ssh23:53:184
1624799140,10cyclictest12722-21rm00:10:024
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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