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2026-01-24 - 12:33
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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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 rackdslot4.osadl.org (updated Sat Jan 24, 2026 00:45:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
175432203170,22sleep20-21swapper/219:06:072
175922201166,23sleep30-21swapper/319:06:393
178322199167,21sleep10-21swapper/119:09:471
175462197163,22sleep00-21swapper/019:06:090
2359721790,3sleep21814599cyclictest22:35:162
569721480,6sleep11814499cyclictest20:55:011
3182721440,7sleep11814499cyclictest21:45:191
1385918565,11phc2sys0-21swapper/319:10:003
1784928363,11sleep20-21swapper/219:10:012
18146995431,3cyclictest41-21ksoftirqd/320:05:173
18146995019,4cyclictest41-21ksoftirqd/321:50:133
18146995016,3cyclictest41-21ksoftirqd/320:35:003
18146994921,4cyclictest41-21ksoftirqd/322:35:203
18146994817,4cyclictest41-21ksoftirqd/323:55:003
18146994816,4cyclictest41-21ksoftirqd/321:10:223
18146994716,3cyclictest41-21ksoftirqd/319:50:003
18145994727,3cyclictest33-21ksoftirqd/221:37:412
18146994616,7cyclictest41-21ksoftirqd/323:20:183
18146994614,7cyclictest41-21ksoftirqd/320:10:173
18146994611,9cyclictest41-21ksoftirqd/323:40:003
1814699459,8cyclictest41-21ksoftirqd/322:25:143
18146994534,10cyclictest41-21ksoftirqd/320:50:253
18146994530,12cyclictest41-21ksoftirqd/300:30:013
18146994518,7cyclictest41-21ksoftirqd/322:20:213
18146994517,7cyclictest41-21ksoftirqd/321:35:153
18146994515,4cyclictest41-21ksoftirqd/323:25:133
18146994514,10cyclictest41-21ksoftirqd/300:35:163
18146994513,5cyclictest41-21ksoftirqd/319:40:153
18146994511,8cyclictest41-21ksoftirqd/322:45:163
18143994538,4cyclictest30089-21cron23:55:000
18146994438,3cyclictest20429-21cron20:20:003
18146994433,9cyclictest41-21ksoftirqd/319:20:263
18146994417,7cyclictest41-21ksoftirqd/319:35:143
1814699441,3cyclictest121rcu_preempt20:25:023
18146994412,4cyclictest41-21ksoftirqd/320:40:003
138491440,0ptp4l401ktimersoftd/321:40:053
18146994316,7cyclictest41-21ksoftirqd/323:55:163
18146994314,4cyclictest41-21ksoftirqd/319:26:433
18146994313,4cyclictest41-21ksoftirqd/322:55:183
138491430,0ptp4l401ktimersoftd/323:34:563
1814699429,3cyclictest41-21ksoftirqd/323:46:163
18146994232,3cyclictest41-21ksoftirqd/300:20:153
18146994229,11cyclictest41-21ksoftirqd/320:45:003
18146994217,6cyclictest41-21ksoftirqd/300:05:123
18146994214,6cyclictest41-21ksoftirqd/322:10:133
18146994214,6cyclictest41-21ksoftirqd/322:10:133
18146994213,6cyclictest41-21ksoftirqd/322:40:173
1814699421,2cyclictest121rcu_preempt19:20:013
138491420,0ptp4l401ktimersoftd/321:19:033
1814699418,4cyclictest41-21ksoftirqd/320:30:013
18146994113,7cyclictest41-21ksoftirqd/320:45:153
18146994113,4cyclictest41-21ksoftirqd/320:55:253
18146994113,3cyclictest41-21ksoftirqd/322:35:013
18146994112,7cyclictest41-21ksoftirqd/323:40:143
18146994112,4cyclictest41-21ksoftirqd/320:01:243
138491410,0ptp4l401ktimersoftd/319:55:293
1814699408,8cyclictest41-21ksoftirqd/321:05:123
1814699408,8cyclictest41-21ksoftirqd/300:30:193
1814699407,7cyclictest41-21ksoftirqd/321:55:253
18146994014,7cyclictest41-21ksoftirqd/300:00:233
18146994011,3cyclictest41-21ksoftirqd/321:00:183
50798390,12rtkit-daemon579-21gmain20:14:300
1814699395,8cyclictest41-21ksoftirqd/322:05:173
18146993934,3cyclictest32568-21cron22:55:003
1814699391,2cyclictest121rcu_preempt22:20:003
18146993833,3cyclictest41-21ksoftirqd/322:05:003
18146993813,3cyclictest41-21ksoftirqd/321:45:153
18146993810,4cyclictest41-21ksoftirqd/300:10:253
18146993810,10cyclictest41-21ksoftirqd/321:25:163
18145993832,4cyclictest33-21ksoftirqd/223:55:382
18145993810,27cyclictest0-21swapper/200:30:232
18143993831,4cyclictest32551-21cron00:00:010
1814699379,7cyclictest41-21ksoftirqd/321:30:253
18146993732,3cyclictest41-21ksoftirqd/321:20:133
1814699371,10cyclictest41-21ksoftirqd/323:05:253
18145993731,4cyclictest33-21ksoftirqd/220:45:562
18144993732,3cyclictest25-21ksoftirqd/123:40:001
18144993731,4cyclictest25-21ksoftirqd/121:25:001
18143993729,5cyclictest9-21ksoftirqd/021:15:000
1814699368,3cyclictest41-21ksoftirqd/323:10:173
18146993632,2cyclictest41-21ksoftirqd/319:55:013
18146993632,2cyclictest41-21ksoftirqd/300:15:173
18146993632,2cyclictest41-21ksoftirqd/300:15:173
18146993630,3cyclictest41-21ksoftirqd/323:20:003
18146993630,3cyclictest41-21ksoftirqd/323:20:003
18145993631,3cyclictest33-21ksoftirqd/223:24:582
18145993631,3cyclictest33-21ksoftirqd/200:38:342
18145993630,4cyclictest33-21ksoftirqd/223:31:312
18145993630,4cyclictest33-21ksoftirqd/223:07:082
18145993630,4cyclictest33-21ksoftirqd/222:10:582
18145993630,4cyclictest33-21ksoftirqd/222:10:582
18145993630,4cyclictest33-21ksoftirqd/219:16:062
18145993629,4cyclictest15427-21cron21:15:002
18144993630,4cyclictest25-21ksoftirqd/100:35:081
18146993530,3cyclictest41-21ksoftirqd/323:00:183
18146993526,3cyclictest41-21ksoftirqd/319:30:213
18145993529,4cyclictest33-21ksoftirqd/223:40:502
18145993529,4cyclictest33-21ksoftirqd/222:56:132
18145993529,4cyclictest33-21ksoftirqd/220:42:192
18145993529,4cyclictest33-21ksoftirqd/220:25:052
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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