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2026-03-16 - 13:45
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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 Mon Mar 16, 2026 00:44:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10172930,1sleep00-21swapper/022:10:530
2980839920,0EcMasterDemoSyn2981829tAtEmLog_020:26:345
1772139920,0EcMasterDemoSyn1773129tAtEmLog_023:49:245
3198139910,0EcMasterDemoSyn3199129tAtEmLog_022:28:165
2205539840,0EcMasterDemoSyn2206529tAtEmLog_000:09:415
2705039830,0EcMasterDemoSyn2706029tAtEmLog_021:32:305
1768339830,0EcMasterDemoSyn1769329tAtEmLog_021:27:255
715839820,0EcMasterDemoSyn716829tAtEmLog_020:46:515
314439820,0EcMasterDemoSyn315429tAtEmLog_019:30:475
2317039820,0EcMasterDemoSyn2318129tAtEmLog_022:58:415
2274239820,0EcMasterDemoSyn2275229tAtEmLog_022:23:125
1353139820,0EcMasterDemoSyn1354129tAtEmLog_023:29:075
2608239810,0EcMasterDemoSyn2609229tAtEmLog_000:29:585
1292239810,0EcMasterDemoSyn1293229tAtEmLog_000:04:375
1187139810,0EcMasterDemoSyn1188129tAtEmLog_020:56:595
19722240,3sleep50-21swapper/523:40:165
23869991911,6cyclictest13562-21grep22:00:183
143932190,0sleep40-21swapper/422:18:464
2385699185,9cyclictest18684-21sh22:03:230
2385699180,14cyclictest14168-21sh23:46:540
2730729170,7tAtEmLog_027479-21taskset22:43:345
2387399171,12cyclictest16-1pr/legacy23:13:534
2387399171,12cyclictest16-1pr/legacy23:13:534
2386999170,9cyclictest26203-21sh21:50:013
2386499174,9cyclictest26557-21processes20:20:202
2386499170,9cyclictest27631-21ssh23:54:552
2385699175,9cyclictest25201-21runrttasks23:17:180
2385699170,9cyclictest9463-21hddtemp_smartct00:20:150
2385699170,9cyclictest29087-21sh22:26:160
2385699170,9cyclictest28067-21sh23:00:430
2385699170,9cyclictest23942-21sh00:10:160
2385699170,9cyclictest23209-21sh23:34:290
2385699170,9cyclictest17981-21sh21:45:150
2385699170,9cyclictest11761-21sh23:27:530
2385699170,7cyclictest8203-21cat00:19:590
2385699170,7cyclictest26544-21sh23:54:120
2385699170,14cyclictest21725-21sh00:09:280
2385699170,14cyclictest1493-21sh21:18:570
2254899170,10tDemoTimingTask22556-21chrt21:47:425
1322799170,13tDemoTimingTask13336-21chrt21:42:425
1024799170,10tDemoTimingTask10561-21chrt19:49:555
80432160,0sleep40-21swapper/421:57:254
2609229160,9tAtEmLog_02594-21chrt00:34:555
23869991612,3cyclictest15820-21needreboot21:05:163
2386499164,9cyclictest755-21postgres22:50:052
2386499164,8cyclictest716-21snmpd00:06:042
2386199168,6cyclictest3690-21tr00:35:131
23861991612,3cyclictest13525-21ssh22:35:211
2385699162,10cyclictest8134-21sh22:32:530
23856991612,3cyclictest27154-21runintdemo5min20:21:290
2385699160,8cyclictest780-21runrttasks22:45:040
2385699160,8cyclictest29355-21sh21:34:030
2385699160,8cyclictest18175-21sh22:38:290
2385699160,7cyclictest22730-21/usr/sbin/munin22:40:230
2385699160,6cyclictest174-1kworker/0:1H+kblockd22:08:510
2385699160,13cyclictest780-21runrttasks19:52:410
3107799150,9tDemoTimingTask31087-21taskset00:14:455
2387399152,9cyclictest17325-21latency_hist00:24:594
2387399151,10cyclictest7495-21sh23:43:294
2387399151,10cyclictest6294-21runrttasks00:18:454
2387399150,9cyclictest4705-21taskset20:40:394
2387399150,10cyclictest22688-21cat22:40:224
2386999153,8cyclictest3094-21grep00:35:033
2386999153,8cyclictest16980-21switchtime23:30:243
23869991513,2cyclictest13870-21kworker/3:2+events22:43:273
23869991511,3cyclictest20780-21cpuspeed_turbos23:15:113
2386999151,10cyclictest9952-21cat20:55:003
2386999150,9cyclictest780-21runrttasks19:50:273
2386999150,9cyclictest24293-21sh23:35:023
2386999150,8cyclictest29585-21ssh23:01:483
2386499153,9cyclictest657-21unixbench_singl19:25:252
2386499153,8cyclictest13604-21unixbench_singl22:35:222
2386499152,9cyclictest858-21ssh23:57:342
2386499152,9cyclictest27338-21ssh22:43:302
2386499152,8cyclictest16490-21kworker/u24:2+xprtiod21:46:142
23864991511,3cyclictest5851-21cron19:40:002
2386499151,10cyclictest780-21runrttasks19:55:312
2386499151,10cyclictest7523-21/usr/sbin/munin22:15:142
2386499151,10cyclictest6061-21runrttasks00:18:352
2386499150,8cyclictest27385-21sh23:18:512
2386499150,10cyclictest15170-21ssh21:43:582
2386199154,6cyclictest30512-21cut20:30:141
2386199154,6cyclictest10264-21seq21:23:381
2386199153,9cyclictest1297-21wget23:40:121
2386199151,9cyclictest3762-21rm23:23:381
2386199150,9cyclictest5495-21ssh21:55:381
2385699157,6cyclictest15278-21cron19:59:590
2385699156,7cyclictest7818-21ssh00:01:010
2385699156,7cyclictest4685-21sh21:38:040
2385699156,7cyclictest20180-21sh22:56:390
2385699154,8cyclictest9327-21latency19:45:170
2385699151,11cyclictest174-1kworker/0:1H+kblockd19:32:090
2385699151,10cyclictest9503-21ssh00:38:230
2385699150,13cyclictest590-21sendmail23:40:000
298362140,10sleep030053-21diskstats23:20:130
2387399141,9cyclictest16258-21sh22:37:114
2387399141,10cyclictest27232-21sh22:07:574
2387399141,10cyclictest20273-21runrttasks00:08:264
23873991410,3cyclictest15409-21gltestperf21:05:134
2387399140,9cyclictest8360-21ssh23:25:284
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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