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2026-06-09 - 00:53
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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
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack7slot2.osadl.org (updated Mon Jun 08, 2026 12:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
136796299142129,8cyclictest1392296-21kworker/u4:5+events_unbound09:10:460
136796299956,37cyclictest1533221-21ssh11:45:340
1367962999082,5cyclictest1444860-21kworker/u4:4+events_unbound10:41:010
1367962999082,5cyclictest1444860-21kworker/u4:4+events_unbound10:41:000
1367962998878,7cyclictest1560172-21kworker/u4:11+events_unbound12:21:140
1367962998778,6cyclictest1538572-21kworker/u4:10+events_unbound11:56:120
1367964998429,32cyclictest0-21swapper/111:45:381
1367962998171,7cyclictest53-21kswapd010:05:090
1367964997933,28cyclictest1367959-21cyclictest11:11:451
1367964997828,29cyclictest0-21swapper/109:15:311
1367964997726,32cyclictest53-21kswapd011:25:171
1367962997466,5cyclictest1555846-21kworker/u4:8+events_unbound12:26:140
1367962997463,9cyclictest53-21kswapd010:10:110
1367964997227,42cyclictest0-21swapper/111:05:151
1367962997251,17cyclictest1422054-21timerandwakeup09:35:400
1367964997134,34cyclictest0-21swapper/110:05:201
1367964997129,38cyclictest0-21swapper/110:40:151
1367964997129,38cyclictest0-21swapper/110:40:141
1367964997063,5cyclictest1521931-21kworker/u4:4+events_unbound11:35:001
1367962997062,6cyclictest1452981-21kworker/u4:9+events_unbound10:15:570
1367962997061,6cyclictest1387191-21kworker/u4:11+events_unbound09:00:010
1367964996757,7cyclictest1375581-21kworker/u4:15+events_unbound07:45:251
1367964996727,37cyclictest0-21swapper/112:15:421
136796299671,61cyclictest1375618-21apt-get07:40:100
1367964996645,7cyclictest1369195-21kworker/u4:12+events_unbound07:30:241
1367962996649,13cyclictest1571838-21unixbench_singl12:30:390
1367964996540,23cyclictest1464171-21aten_r7power_cu10:25:151
1367962996556,6cyclictest1369190-21kworker/u4:5+events_unbound07:50:280
1367964996440,21cyclictest1383010-21sendmail_mailqu08:05:371
1367964996435,26cyclictest1408349-21gltestperf09:20:191
1367964996433,29cyclictest1455152-21diskmemload10:15:011
1367964996432,28cyclictest0-21swapper/108:20:011
136796499643,10cyclictest1574823-21apt-get12:35:141
1367962996456,6cyclictest1466196-21kworker/u4:2+events_unbound10:35:590
1367962996456,6cyclictest1448619-21kworker/u4:5+events_unbound10:30:020
1367962996447,10cyclictest0-21swapper/011:05:130
1367964996333,26cyclictest1414835-21kworker/u4:3+rpciod09:30:361
1367964996326,32cyclictest0-21swapper/111:45:011
1367964996234,24cyclictest0-21swapper/109:55:371
1367964996232,26cyclictest0-21swapper/109:35:321
136796499623,15cyclictest1469188-21ssh10:30:291
1367964996231,28cyclictest1391052-21sendmail08:40:011
1367964996231,27cyclictest0-21swapper/111:20:301
1367964996227,31cyclictest0-21swapper/112:20:431
136796499621,14cyclictest1459766-21ssh10:20:101
1367962996253,6cyclictest1517597-21kworker/u4:12+events_unbound11:28:590
1367964996129,29cyclictest1481471-21aten_r7power_vo10:45:161
1367964996128,29cyclictest0-21swapper/110:55:341
136796499612,17cyclictest1571453-21ntpq12:30:341
1367962996152,6cyclictest1392296-21kworker/u4:5+events_unbound08:50:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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