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2026-03-29 - 07:12
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackeslot3.osadl.org (updated Sun Mar 29, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1327665998028,49cyclictest1056616-1kworker/1:2H20:25:001
1327665997837,39cyclictest1372732-21kworker/1:121:20:141
1327665997439,32cyclictest1414397-21kworker/1:022:45:161
1327665997237,33cyclictest1417415-21kworker/1:322:15:161
1327665996940,26cyclictest1487737-21kworker/1:323:50:131
1327665996832,34cyclictest1056616-1kworker/1:2H20:37:321
132766599660,63cyclictest0-21swapper/121:48:251
132766599660,2cyclictest0-21swapper/100:23:291
1327665996562,1cyclictest0-21swapper/119:17:271
1327665996536,28cyclictest1414397-21kworker/1:022:20:121
1327665996460,2cyclictest0-21swapper/123:14:531
1327665996358,3cyclictest0-21swapper/123:06:501
1327665996358,3cyclictest0-21swapper/123:06:501
1327665996332,29cyclictest1478572-21kworker/1:223:30:141
132766599630,1cyclictest0-21swapper/119:51:021
1327665996260,1cyclictest0-21swapper/120:30:241
1327665996251,9cyclictest1347581-21fschecks_count20:10:151
132766599621,59cyclictest0-21swapper/123:30:001
1327665996145,15cyclictest1377980-21kworker/1:321:25:131
1327665996143,17cyclictest1342357-21kworker/1:119:55:161
1327665996142,17cyclictest1453679-21kworker/1:023:00:001
1327665996137,23cyclictest1355202-21kworker/1:320:40:141
1327665996136,24cyclictest1478572-21kworker/1:223:35:151
1327665996128,32cyclictest1410265-21kworker/1:122:05:141
1327665996047,11cyclictest1373982-21cron21:20:001
1327665996041,17cyclictest1056616-1kworker/1:2H19:25:141
1327665996040,18cyclictest1056616-1kworker/1:2H21:45:001
1327665995944,14cyclictest1332851-21kworker/1:220:00:231
1327665995943,15cyclictest1458220-21kworker/1:323:15:001
1327665995943,15cyclictest1437924-21kworker/1:122:40:001
1327665995927,31cyclictest1462267-21kworker/1:023:20:161
1327665995846,10cyclictest1428104-21fschecks_time22:25:141
1327665995843,14cyclictest1433331-21kworker/1:322:35:141
1327665995843,14cyclictest1350319-21kworker/1:220:28:561
1327665995843,14cyclictest1339277-21kworker/1:119:48:561
1327665995842,15cyclictest1358039-21kworker/1:021:00:131
1327665995841,16cyclictest1385284-21kworker/1:022:00:101
1327665995841,16cyclictest1334396-21kworker/1:319:40:131
1327665995839,18cyclictest1414397-21kworker/1:022:10:141
1327665995839,17cyclictest1358039-21kworker/1:020:50:141
1327665995743,14cyclictest1414397-21kworker/1:022:30:471
1327665995742,14cyclictest1514777-21kworker/1:000:36:281
1327665995742,14cyclictest1504764-21kworker/1:200:05:181
1327665995742,14cyclictest1354957-21kworker/1:120:45:231
1327665995742,14cyclictest1345444-21kworker/1:020:05:221
1327665995741,15cyclictest1487737-21kworker/1:323:55:151
1327665995739,17cyclictest1504764-21kworker/1:200:00:151
1327665995730,26cyclictest1487592-21kworker/1:123:48:451
1327667995648,5cyclictest3462457-1kworker/2:0H21:45:132
1327665995642,14cyclictest1332851-21kworker/1:219:36:251
1327665995641,14cyclictest1525503-21kworker/1:300:29:401
1327665995641,14cyclictest1514777-21kworker/1:000:30:141
1327665995641,14cyclictest1362654-21kworker/1:321:07:381
1327665995641,14cyclictest1327958-21kworker/1:319:10:121
1327665995641,14cyclictest1326034-21kworker/1:119:20:001
1327665995640,15cyclictest1359585-21kworker/1:220:55:151
1327665995626,29cyclictest1362654-21kworker/1:321:10:151
1327665995545,9cyclictest0-21swapper/122:55:001
1327665995540,14cyclictest1487737-21kworker/1:323:43:401
1327665995540,14cyclictest1385284-21kworker/1:021:53:251
1327665995540,14cyclictest1372732-21kworker/1:121:32:531
1327665995540,14cyclictest1372732-21kworker/1:121:32:521
1327665995540,14cyclictest1056616-1kworker/1:2H00:10:141
1327665995538,16cyclictest1332851-21kworker/1:219:30:011
1327673995449,3cyclictest3728265-1kworker/3:2H23:00:003
1327667995449,3cyclictest1354954-21kworker/2:121:04:502
1327667995449,3cyclictest1334390-21kworker/2:219:50:382
1327665995439,14cyclictest1385284-21kworker/1:021:55:141
1327665995436,17cyclictest1342357-21kworker/1:120:15:171
132766599542,51cyclictest0-21swapper/121:35:221
1327659995449,3cyclictest3115968-1kworker/0:0H23:50:000
1327673995348,3cyclictest1350385-21kworker/3:120:52:423
1327673995347,3cyclictest3728265-1kworker/3:2H19:20:133
1327667995348,3cyclictest1404532-21kworker/2:122:09:252
1327667995348,3cyclictest1331284-21kworker/2:219:19:252
1327667995347,4cyclictest1334390-21kworker/2:220:27:292
1327665995333,18cyclictest1453679-21kworker/1:023:00:151
1327673995247,3cyclictest1350385-21kworker/3:121:05:003
1327667995248,3cyclictest3462457-1kworker/2:0H20:55:242
1327667995247,3cyclictest1502752-21kworker/2:023:59:422
1327667995247,3cyclictest1334390-21kworker/2:219:45:422
1327665995237,14cyclictest1514777-21kworker/1:000:15:011
1327659995246,4cyclictest3115968-1kworker/0:0H00:25:130
1327659995245,4cyclictest3115968-1kworker/0:0H22:10:150
1327673995147,2cyclictest1350385-21kworker/3:120:58:563
1327673995146,3cyclictest3728265-1kworker/3:2H20:20:063
1327673995146,3cyclictest3728265-1kworker/3:2H00:37:173
1327673995047,2cyclictest1308543-21kworker/3:019:37:243
1327667995046,3cyclictest1457979-21kworker/2:223:17:472
1327667995045,3cyclictest1354954-21kworker/2:120:42:562
1327659995047,2cyclictest1438270-21kworker/0:222:53:430
1327673994946,2cyclictest3728265-1kworker/3:2H19:34:553
1327673994945,3cyclictest1308543-21kworker/3:019:58:553
1327667994946,2cyclictest1479710-21kworker/2:223:33:432
1327667994944,3cyclictest3462457-1kworker/2:0H22:40:142
1327667994944,3cyclictest3462457-1kworker/2:0H21:30:002
1327659994944,3cyclictest3115968-1kworker/0:0H20:40:140
1327659994940,7cyclictest3115968-1kworker/0:0H23:40:130
1327673994845,2cyclictest1447709-21kworker/3:223:35:003
1327673994844,3cyclictest1447709-21kworker/3:223:40:333
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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