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2026-02-22 - 05:50
[ 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 rackdslot1.osadl.org (updated Sun Feb 22, 2026 00:45:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
818521400,6sleep3443699cyclictest21:35:183
48562870,4sleep20-21swapper/220:20:002
443699812,77cyclictest0-21swapper/322:10:203
443699740,61cyclictest8551-21seq19:16:403
443699732,68cyclictest17580-21irqrtprio23:05:183
443699730,28cyclictest10635-21cut00:00:163
443699701,25cyclictest25446-21mailstats23:20:243
443699700,28cyclictest1301-21snmpd23:35:143
443699691,25cyclictest20100-21tune2fs00:20:173
443699690,29cyclictest28722-21/usr/sbin/munin23:30:273
443699690,27cyclictest30019-21chrt20:04:163
443699680,25cyclictest2172-21taskset22:30:293
443699671,21cyclictest9601-21cpuspeed20:30:143
443699670,28cyclictest28671-21taskset00:39:363
4435996632,4cyclictest33-21ksoftirqd/220:00:012
4435996622,11cyclictest33-21ksoftirqd/222:20:002
4435996622,11cyclictest33-21ksoftirqd/222:20:002
443699642,20cyclictest0-21swapper/323:15:153
443699640,22cyclictest6727-21grep23:50:213
4435996431,3cyclictest33-21ksoftirqd/222:34:592
134491640,4ptp4l10020-21apt-get22:50:121
443699630,28cyclictest30070-21taskset22:21:553
443699630,22cyclictest9408-21grep19:20:123
443699621,24cyclictest32376-21cron20:09:593
443699621,22cyclictest134491ptp4l19:55:143
443699620,27cyclictest28874-21sed21:10:203
443699620,27cyclictest28874-21sed21:10:203
4435996228,6cyclictest33-21ksoftirqd/222:25:012
443699610,29cyclictest9744-21taskset22:49:433
443699610,29cyclictest20541-21taskset19:43:463
443699610,28cyclictest4801-21taskset21:28:553
443699610,28cyclictest18342-21taskset20:47:233
443699610,27cyclictest21156-21taskset23:12:393
443699610,25cyclictest15343-21cat21:50:213
443699610,24cyclictest31388-21irqstats21:15:173
443699602,19cyclictest0-21swapper/322:00:273
443699601,30cyclictest15085-21ntp_states19:30:213
443699601,28cyclictest26315-21taskset00:33:523
443699601,28cyclictest18067-21taskset19:36:543
443699601,28cyclictest18067-21taskset19:36:543
443699600,28cyclictest25172-21taskset19:54:083
443699600,27cyclictest20682-21taskset20:52:503
443699600,27cyclictest13733-21taskset20:37:333
443699600,25cyclictest26932-21if_enp1s023:25:173
4435996030,5cyclictest33-21ksoftirqd/200:15:562
4435996030,3cyclictest33-21ksoftirqd/200:25:212
4435996029,5cyclictest33-21ksoftirqd/219:44:182
4435996024,10cyclictest33-21ksoftirqd/222:45:242
4435996023,4cyclictest33-21ksoftirqd/220:05:002
134491600,3ptp4l0-21swapper/221:23:122
443699592,23cyclictest0-21swapper/320:40:203
443699591,22cyclictest13748-21unixbench_singl21:45:283
443699590,29cyclictest9013-21taskset20:26:463
443699590,28cyclictest5310-21taskset23:49:123
443699590,28cyclictest19390-21taskset00:18:533
443699590,27cyclictest25674-21taskset21:04:483
443699590,19cyclictest448-21dbus-daemon21:20:243
4435995929,4cyclictest33-21ksoftirqd/220:54:082
4435995928,7cyclictest33-21ksoftirqd/221:37:152
134491590,4ptp4l0-21swapper/222:00:052
134491590,4ptp4l0-21swapper/122:20:331
134491590,4ptp4l0-21swapper/021:35:000
443699580,28cyclictest22904-21taskset19:49:333
443699580,27cyclictest14107-21taskset22:56:023
4435995824,4cyclictest33-21ksoftirqd/222:58:252
4435995823,3cyclictest33-21ksoftirqd/200:08:132
443699570,29cyclictest14435-21seq00:07:163
443699570,27cyclictest23228-21taskset22:07:563
443699570,27cyclictest13463-21taskset19:27:293
4435995728,3cyclictest33-21ksoftirqd/219:45:142
4435995726,4cyclictest33-21ksoftirqd/219:16:102
4435995725,4cyclictest33-21ksoftirqd/221:09:392
4435995725,4cyclictest33-21ksoftirqd/220:45:232
4435995720,7cyclictest33-21ksoftirqd/221:05:002
134491570,4ptp4l0-21swapper/000:08:160
134491570,3ptp4l0-21swapper/121:48:321
443699560,28cyclictest4321-21taskset20:15:583
443699560,28cyclictest12047-21taskset22:54:453
4435995627,3cyclictest33-21ksoftirqd/219:50:152
4435995624,8cyclictest33-21ksoftirqd/223:06:002
4435995622,7cyclictest33-21ksoftirqd/222:10:242
4435995622,5cyclictest33-21ksoftirqd/219:35:152
4435995622,5cyclictest33-21ksoftirqd/219:35:152
4435995622,3cyclictest33-21ksoftirqd/220:55:272
4435995621,5cyclictest33-21ksoftirqd/200:40:002
134491560,3ptp4l0-21swapper/021:00:110
443699555,26cyclictest15692-21cat23:00:213
443699550,29cyclictest6299-21seq19:12:193
4435995526,4cyclictest33-21ksoftirqd/221:25:202
4435995526,3cyclictest33-21ksoftirqd/220:40:232
4435995526,3cyclictest33-21ksoftirqd/200:00:272
4435995524,5cyclictest33-21ksoftirqd/223:40:012
4435995524,3cyclictest33-21ksoftirqd/200:12:292
4435995523,4cyclictest33-21ksoftirqd/222:30:002
4435995521,5cyclictest33-21ksoftirqd/220:29:042
4435995519,6cyclictest33-21ksoftirqd/221:10:202
4435995519,6cyclictest33-21ksoftirqd/221:10:202
4435995519,5cyclictest33-21ksoftirqd/223:50:002
134491550,4ptp4l0-21swapper/123:42:371
134491550,3ptp4l0-21swapper/023:35:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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