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2026-03-25 - 00:23
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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 Tue Mar 24, 2026 13:03:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1234999222200,11cyclictest37354-21CPU3
1234999222200,11cyclictest37354-21CPU3
1234999222200,11cyclictest37354-21CPU3
1237599212199,11cyclictest0-21swapper/3410:20:0028
1237599212199,11cyclictest0-21swapper/3410:20:0028
1237599212199,11cyclictest0-21swapper/3410:20:0028
1237399208205,2cyclictest0-21swapper/3211:00:1126
1237399208205,2cyclictest0-21swapper/3211:00:1126
1234999208199,7cyclictest0-21swapper/1110:42:053
1234999208199,7cyclictest0-21swapper/1110:42:043
1234999208199,7cyclictest0-21swapper/1110:42:043
1234999207189,15cyclictest0-21swapper/1110:47:113
1234999207189,15cyclictest0-21swapper/1110:47:113
1234999207189,15cyclictest0-21swapper/1110:47:103
1236999204195,2cyclictest0-21swapper/2910:50:2222
1236999204195,2cyclictest0-21swapper/2910:50:2222
1236999204195,2cyclictest0-21swapper/2910:50:2222
1236099204160,22cyclictest0-21swapper/2011:28:4213
1236099204160,22cyclictest0-21swapper/2011:28:4113
1234999203192,8cyclictest0-21swapper/1111:05:023
1234999203192,8cyclictest0-21swapper/1111:05:013
1234999200194,4cyclictest0-21swapper/1111:06:173
1234999200194,4cyclictest0-21swapper/1111:06:173
1234999200194,4cyclictest0-21swapper/1111:06:173
123669919899,96cyclictest0-21swapper/2610:45:5119
123669919899,96cyclictest0-21swapper/2610:45:5119
123669919899,96cyclictest0-21swapper/2610:45:5019
1234399198194,2cyclictest0-21swapper/610:10:4836
1234399198194,2cyclictest0-21swapper/610:10:4836
1234399198194,2cyclictest0-21swapper/610:10:4836
1234999197190,5cyclictest0-21swapper/1111:12:063
1234999197190,5cyclictest0-21swapper/1111:12:063
1234999197189,6cyclictest0-21swapper/1110:55:163
1234999197189,6cyclictest0-21swapper/1110:55:153
1234999197189,6cyclictest0-21swapper/1110:55:153
1236699196124,68cyclictest23490-21kworker/26:2+cgroup_destroy09:59:4519
1236699196124,68cyclictest23490-21kworker/26:2+cgroup_destroy09:59:4519
1236699196124,68cyclictest23490-21kworker/26:2+cgroup_destroy09:59:4519
1234999196188,6cyclictest0-21swapper/1111:27:263
1234999196188,6cyclictest0-21swapper/1111:27:263
1233999196185,7cyclictest0-21swapper/209:27:2012
1233999196185,7cyclictest0-21swapper/209:27:2012
1237499195184,7cyclictest0-21swapper/3310:19:2227
1237499195184,7cyclictest0-21swapper/3310:19:2227
1237499195184,7cyclictest0-21swapper/3310:19:2227
1235499195189,4cyclictest0-21swapper/1609:40:168
1235499195189,4cyclictest0-21swapper/1609:40:168
1235499195189,4cyclictest0-21swapper/1609:40:168
1235499195170,15cyclictest0-21swapper/1612:30:388
1235499195170,15cyclictest0-21swapper/1612:30:378
1234999195189,4cyclictest0-21swapper/1111:15:173
1234999195189,4cyclictest0-21swapper/1111:15:173
1234999195189,4cyclictest0-21swapper/1111:15:163
1234299195186,7cyclictest0-21swapper/512:06:2935
1234299195186,7cyclictest0-21swapper/512:06:2835
1234299195186,7cyclictest0-21swapper/512:06:2835
1233999195165,28cyclictest0-21swapper/211:44:4112
1233999195165,28cyclictest0-21swapper/211:44:4012
1235499194189,4cyclictest0-21swapper/1609:17:338
1235499194189,4cyclictest0-21swapper/1609:17:338
1235499193186,5cyclictest3600-21qemu-system-x8612:27:568
1235499193186,5cyclictest3600-21qemu-system-x8612:27:568
1235499192185,5cyclictest0-21swapper/1609:52:048
1235499192185,5cyclictest0-21swapper/1609:52:048
1235499192185,5cyclictest0-21swapper/1609:52:048
1235499191185,4cyclictest0-21swapper/1612:38:268
1235499191185,4cyclictest0-21swapper/1612:38:258
1235499191185,4cyclictest0-21swapper/1612:38:258
1234999191184,5cyclictest0-21swapper/1111:23:013
1234999191184,5cyclictest0-21swapper/1111:23:013
1234999191184,5cyclictest0-21swapper/1111:23:013
1235499190182,6cyclictest0-21swapper/1609:48:038
1235499190182,6cyclictest0-21swapper/1609:48:038
1235499190182,6cyclictest0-21swapper/1609:48:038
1234999190184,4cyclictest0-21swapper/1110:35:173
1234999190184,4cyclictest0-21swapper/1110:35:173
1236099189168,13cyclictest0-21swapper/2012:18:0213
1236099189168,13cyclictest0-21swapper/2012:18:0213
1236099189168,13cyclictest0-21swapper/2012:18:0213
1235499189183,4cyclictest0-21swapper/1609:29:298
1235499189183,4cyclictest0-21swapper/1609:29:298
1235499189181,6cyclictest0-21swapper/1609:36:288
1235499189181,6cyclictest0-21swapper/1609:36:288
1234999189184,4cyclictest0-21swapper/1110:19:053
1234999189184,4cyclictest0-21swapper/1110:19:053
1234999189184,4cyclictest0-21swapper/1110:19:053
1234999189181,6cyclictest0-21swapper/1111:39:303
1234999189181,6cyclictest0-21swapper/1111:39:293
1234999189181,6cyclictest0-21swapper/1111:39:293
1237599188183,4cyclictest0-21swapper/3408:16:2528
1237599188183,4cyclictest0-21swapper/3408:16:2528
123669918889,48cyclictest0-21swapper/2611:21:5519
123669918889,48cyclictest0-21swapper/2611:21:5519
123669918889,48cyclictest0-21swapper/2611:21:5519
1234999188183,4cyclictest0-21swapper/1110:34:243
1234999188183,4cyclictest0-21swapper/1110:34:243
1234999188183,4cyclictest0-21swapper/1110:34:243
1234999188176,9cyclictest39172-21kill10:05:013
1234999188176,9cyclictest39172-21kill10:05:013
1234999188176,9cyclictest39172-21kill10:05:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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