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2026-06-04 - 05:55
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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
Characteristics of the 100 highest latencies:
System rack6slot0.osadl.org (updated Thu Jun 04, 2026 01:01:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3399299231209,10cyclictest2327-21qemu-system-x8623:20:591
3399299231209,10cyclictest2327-21qemu-system-x8623:20:591
3400099219215,2cyclictest0-21swapper/800:39:2638
3400099219215,2cyclictest0-21swapper/800:39:2638
3400099219215,2cyclictest0-21swapper/800:39:2638
3399299218198,16cyclictest0-21swapper/122:10:121
3399299218198,16cyclictest0-21swapper/122:10:121
3403599217209,4cyclictest3547-21CPU31
3403599217209,4cyclictest3547-21CPU31
3399299217209,6cyclictest0-21swapper/122:20:531
3399299217209,6cyclictest0-21swapper/122:20:531
3403499212209,2cyclictest0-21swapper/3622:30:2030
3403499212209,2cyclictest0-21swapper/3622:30:2030
3399299211192,10cyclictest0-21swapper/121:36:201
3399299211192,10cyclictest0-21swapper/121:36:201
3402699210183,23cyclictest37357-21CPU24
3402699210183,23cyclictest37357-21CPU24
3401999210205,3cyclictest17484-21nfsd22:20:2017
3401999210205,3cyclictest17484-21nfsd22:20:2017
3400799209198,6cyclictest0-21swapper/1421:50:316
3400799209198,6cyclictest0-21swapper/1421:50:316
3399299208197,9cyclictest0-21swapper/122:42:371
3399299208197,9cyclictest0-21swapper/122:42:371
3399299208168,19cyclictest0-21swapper/123:51:501
3399299208168,19cyclictest0-21swapper/123:51:501
3399699205200,3cyclictest0-21swapper/521:50:2335
3399699205200,3cyclictest0-21swapper/521:50:2335
3399299201170,19cyclictest39651-2110-uname22:46:381
3399299201170,19cyclictest39651-2110-uname22:46:381
3399299201170,19cyclictest39651-2110-uname22:46:371
3400399200170,27cyclictest0-21swapper/1122:31:063
3400399200170,27cyclictest0-21swapper/1122:31:063
3399299200195,4cyclictest0-21swapper/122:30:261
3399299200195,4cyclictest0-21swapper/122:30:261
34028991980,2cyclictest0-21swapper/3222:26:5826
34028991980,2cyclictest0-21swapper/3222:26:5726
3400399198160,34cyclictest0-21swapper/1121:49:383
3400399198160,34cyclictest0-21swapper/1121:49:373
34003991971,194cyclictest0-21swapper/1119:50:103
34003991971,194cyclictest0-21swapper/1119:50:103
3399799197189,6cyclictest0-21swapper/623:10:2136
3399799197189,6cyclictest0-21swapper/623:10:2136
3399299197190,4cyclictest0-21swapper/121:10:391
3399299197190,4cyclictest0-21swapper/121:10:391
3399299197183,10cyclictest0-21swapper/123:11:091
3399299197183,10cyclictest0-21swapper/123:11:091
34003991955,106cyclictest0-21swapper/1121:35:163
34003991955,106cyclictest0-21swapper/1121:35:163
3399299195186,6cyclictest0-21swapper/121:31:561
3399299195186,6cyclictest0-21swapper/121:31:561
3401799194144,44cyclictest0-21swapper/2200:17:1915
3401799194144,44cyclictest0-21swapper/2200:17:1815
3400399194171,22cyclictest0-21swapper/1100:28:563
3400399194171,22cyclictest0-21swapper/1100:28:563
3399299194187,5cyclictest0-21swapper/121:00:081
3399299194186,6cyclictest0-21swapper/122:37:411
3399299194186,6cyclictest0-21swapper/122:37:411
3399299194186,6cyclictest0-21swapper/122:37:411
34028991931,188cyclictest0-21swapper/3200:25:2126
34028991931,188cyclictest0-21swapper/3200:25:2126
3400499193162,24cyclictest0-21swapper/1200:21:224
3400499193162,24cyclictest0-21swapper/1200:21:214
3399299193186,6cyclictest0-21swapper/120:50:271
3399299193186,6cyclictest0-21swapper/120:50:271
3399299192174,9cyclictest0-21swapper/122:51:091
3399299192174,9cyclictest0-21swapper/122:51:091
3401999191186,3cyclictest0-21swapper/2419:50:1417
3401999191186,3cyclictest0-21swapper/2419:50:1417
3399299191178,11cyclictest0-21swapper/122:25:361
3399299191178,11cyclictest0-21swapper/122:25:361
3402399190178,7cyclictest4407-21CPU20
3402399190178,7cyclictest4407-21CPU20
3400799190136,30cyclictest0-21swapper/1422:20:346
3400799190136,30cyclictest0-21swapper/1422:20:346
3399799190181,5cyclictest0-21swapper/600:00:3636
3399799190181,5cyclictest0-21swapper/600:00:3636
3399799190181,5cyclictest0-21swapper/600:00:3636
3400799189163,18cyclictest0-21swapper/1421:33:456
3400799189163,18cyclictest0-21swapper/1421:33:456
3399999189180,7cyclictest0-21swapper/722:41:5037
3399999189180,7cyclictest0-21swapper/722:41:5037
3399299189179,8cyclictest0-21swapper/119:30:151
3399299189179,8cyclictest0-21swapper/119:30:141
3401599188177,6cyclictest0-21swapper/2022:00:1613
3401599188177,6cyclictest0-21swapper/2022:00:1613
3399299188182,4cyclictest0-21swapper/123:28:431
3399299188182,4cyclictest0-21swapper/123:28:431
3399299188179,6cyclictest0-21swapper/120:00:401
3400399187153,31cyclictest0-21swapper/1122:21:333
3400399187153,31cyclictest0-21swapper/1122:21:323
3399599187179,4cyclictest37265-21CPU34
3399599187179,4cyclictest37265-21CPU34
3399299187180,6cyclictest0-21swapper/122:04:461
3399299187180,6cyclictest0-21swapper/122:04:461
3399299187180,5cyclictest0-21swapper/121:52:531
3399299187180,5cyclictest0-21swapper/121:52:531
3399299187179,5cyclictest0-21swapper/121:44:121
3399299187179,5cyclictest0-21swapper/121:44:121
3399299187170,15cyclictest0-21swapper/120:20:151
3399299187170,15cyclictest0-21swapper/120:20:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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