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2026-03-31 - 08:10
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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 Tue Mar 31, 2026 00:44:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
864521020,2sleep132-21ksoftirqd/123:37:471
156739930,0EcMasterDemoSyn157729tAtEmLog_023:15:505
3076039820,0EcMasterDemoSyn3077029tAtEmLog_020:08:135
2956139820,0EcMasterDemoSyn2957129tAtEmLog_022:55:335
202939810,0EcMasterDemoSyn203929tAtEmLog_019:07:215
1967939810,0EcMasterDemoSyn1968929tAtEmLog_000:36:585
15812790,0sleep20-21swapper/222:23:162
113842580,1sleep311385-21ssh21:53:353
46622210,0sleep30-21swapper/321:15:023
2341992118,2cyclictest13628-21turbostat21:24:554
232899201,7cyclictest8908-21latency_hist21:35:001
190492200,0sleep20-21swapper/221:40:132
68199190,8tDemoTimingTask3011-21chrt20:17:355
232899190,9cyclictest24742-21ssh00:04:431
232899190,9cyclictest2429-21ssh23:16:241
232899190,11cyclictest1198-21runrttasks21:47:491
232899190,10cyclictest4639-21latency_hist19:15:001
232899190,10cyclictest4095-21/usr/sbin/munin23:00:181
232899190,10cyclictest10979-21ssh21:35:221
441799180,8tDemoTimingTask6602-21chrt19:15:295
2436339180,0EcMasterDemoSyn0-21swapper/221:04:002
234199180,11cyclictest16-1pr/legacy20:23:244
234199180,11cyclictest16-1pr/legacy20:23:244
232899180,9cyclictest29412-21sh22:03:171
232899180,10cyclictest3464-21sh22:06:111
232899180,10cyclictest3464-21sh22:06:111
232899180,10cyclictest3165-21chrt20:19:011
232899180,10cyclictest12023-21/usr/sbin/munin19:30:161
232699180,10cyclictest19085-21sh00:19:240
232699180,10cyclictest1714-21sh23:15:550
884429170,7tAtEmLog_016638-21taskset22:13:595
884429170,7tAtEmLog_016638-21taskset22:13:595
801999170,7tDemoTimingTask9917-21chrt21:35:145
441799170,7tDemoTimingTask4630-21chrt19:14:595
371029170,6tAtEmLog_06114-21taskset21:50:195
233799170,9cyclictest8182-21ssh23:01:523
233299179,6cyclictest30257-21tail00:25:152
233299171,12cyclictest16-1pr/legacy21:34:242
232899170,9cyclictest23441-21needreboot23:10:191
232899170,10cyclictest13212-21/usr/sbin/munin23:05:141
232699174,9cyclictest13098-21sh21:19:390
232699171,12cyclictest16-1pr/legacy23:36:060
232699171,12cyclictest16-1pr/legacy20:53:500
232699171,12cyclictest16-1pr/legacy00:11:360
232699171,10cyclictest20745-21/usr/sbin/munin20:55:160
232699170,9cyclictest8790-21sh21:34:560
232699170,9cyclictest780-21runrttasks22:59:050
232699170,9cyclictest3081-21sh00:28:130
232699170,9cyclictest30474-21sh21:45:380
232699170,9cyclictest20832-21sh23:44:580
232699170,9cyclictest19160-21sh00:36:370
232699170,9cyclictest13582-21sh00:34:030
232699170,9cyclictest11919-21sh23:57:200
232699170,14cyclictest12583-21sh21:54:260
232699170,14cyclictest1189-21sh22:40:220
232699170,13cyclictest24757-21sh00:04:430
140799170,10tDemoTimingTask6950-21chrt23:55:005
677599160,9tDemoTimingTask7303-21taskset19:20:005
638299160,9tDemoTimingTask6391-21taskset23:00:395
3113529160,9tAtEmLog_022891-21sleep21:29:555
233799165,8cyclictest326-21systemd-journal20:12:593
233799164,8cyclictest1770-21which22:05:203
233799164,8cyclictest1770-21which22:05:203
232899162,11cyclictest16-1pr/legacy00:21:441
232899160,9cyclictest780-21runrttasks19:50:321
232899160,10cyclictest20811-21sh22:15:311
232699160,9cyclictest780-21runrttasks19:49:240
232699160,8cyclictest17778-21ssh21:56:370
232699160,8cyclictest16306-21sh22:13:460
232699160,8cyclictest16306-21sh22:13:460
232699160,10cyclictest21997-21cut23:45:160
456299150,9tDemoTimingTask13102-21taskset22:29:565
234199155,8cyclictest2385-21/usr/sbin/munin00:10:124
234199155,8cyclictest22019-21/usr/sbin/munin00:20:234
2341991512,2cyclictest15437-21runintdemo5min23:41:114
233799158,6cyclictest29367-21grep21:45:183
233799154,8cyclictest17306-21wc20:48:503
233799154,8cyclictest10139-21sed23:20:213
233799153,8cyclictest11989-21latency_hist19:30:003
233799150,9cyclictest23228-21rm00:20:583
233799150,9cyclictest15701-21ssh00:17:023
233299153,8cyclictest27483-21kernelversion23:30:172
233299151,10cyclictest17052-21/usr/sbin/munin19:40:172
232899152,10cyclictest16-1pr/legacy20:13:161
232899151,10cyclictest3471-21ssh22:59:581
232899150,8cyclictest3078-21ssh23:52:291
232899150,10cyclictest24608-21ssh21:42:581
232699154,8cyclictest21396-21runrttasks22:15:560
232699153,8cyclictest26440-21fw_packets00:05:180
232699153,8cyclictest26440-21fw_packets00:05:180
232699150,9cyclictest780-21runrttasks22:34:570
232699150,7cyclictest174-1kworker/0:1H+kblockd22:09:420
232699150,7cyclictest174-1kworker/0:1H+kblockd22:09:410
232699150,7cyclictest174-1kworker/0:1H+kblockd20:15:270
232699150,7cyclictest174-1kworker/0:1H+kblockd19:40:290
1808539150,4EcMasterDemoSyn230952sleep522:17:075
801999140,7tDemoTimingTask32126-21sleep21:34:555
2438899141,5tDemoTimingTask29000-21turbostat00:25:005
234199149,4cyclictest20894-21unixbench_singl21:40:254
234199145,8cyclictest5137-21/usr/sbin/munin23:00:174
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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