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2026-01-19 - 03:56
[ 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 Mon Jan 19, 2026 00:45:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1102923280,42sleep20-21swapper/219:05:122
129122205170,23sleep30-21swapper/319:08:523
128382200166,23sleep10-21swapper/119:07:531
127552198165,23sleep00-21swapper/019:06:480
13294997732,6cyclictest33-21ksoftirqd/221:30:002
13294997124,5cyclictest33-21ksoftirqd/221:05:232
312022700,1sleep231203-21/usr/sbin/munin21:55:142
151902660,7sleep21329499cyclictest20:15:252
13294996322,9cyclictest33-21ksoftirqd/219:20:272
13295996231,4cyclictest41-21ksoftirqd/319:10:173
13294995928,9cyclictest33-21ksoftirqd/220:45:172
13294995928,2cyclictest33-21ksoftirqd/221:20:132
13294995922,11cyclictest33-21ksoftirqd/221:15:182
13294995919,4cyclictest33-21ksoftirqd/220:00:252
13295995825,9cyclictest41-21ksoftirqd/321:45:263
138491570,1ptp4l401ktimersoftd/320:33:153
138491560,1ptp4l401ktimersoftd/321:19:433
13294995629,4cyclictest33-21ksoftirqd/221:45:122
13294995624,9cyclictest33-21ksoftirqd/220:20:272
13294995621,4cyclictest33-21ksoftirqd/223:20:202
13294995619,3cyclictest33-21ksoftirqd/219:25:262
13294995618,7cyclictest33-21ksoftirqd/221:50:262
13294995617,3cyclictest33-21ksoftirqd/219:45:142
13294995617,3cyclictest33-21ksoftirqd/219:45:142
13295995524,4cyclictest41-21ksoftirqd/319:40:243
13294995523,7cyclictest33-21ksoftirqd/223:15:162
13294995521,4cyclictest33-21ksoftirqd/200:15:132
13294995520,4cyclictest33-21ksoftirqd/220:10:282
13294995519,9cyclictest33-21ksoftirqd/200:10:142
13294995517,9cyclictest33-21ksoftirqd/222:50:162
13295995424,4cyclictest41-21ksoftirqd/320:45:153
13294995423,3cyclictest33-21ksoftirqd/222:50:002
13294995422,4cyclictest33-21ksoftirqd/200:00:252
13294995418,12cyclictest33-21ksoftirqd/220:34:312
13295995324,4cyclictest41-21ksoftirqd/300:08:583
13295995323,4cyclictest41-21ksoftirqd/322:20:203
13295995320,5cyclictest41-21ksoftirqd/321:20:243
13295995320,4cyclictest41-21ksoftirqd/322:44:593
13295995320,3cyclictest41-21ksoftirqd/323:55:013
13294995323,4cyclictest33-21ksoftirqd/220:05:132
13294995322,9cyclictest33-21ksoftirqd/223:35:002
13295995221,4cyclictest41-21ksoftirqd/321:50:243
13294995223,8cyclictest33-21ksoftirqd/223:00:152
13294995223,3cyclictest33-21ksoftirqd/219:55:212
13294995222,9cyclictest33-21ksoftirqd/222:55:132
13294995221,9cyclictest33-21ksoftirqd/222:05:112
13294995221,9cyclictest33-21ksoftirqd/200:30:122
13294995221,4cyclictest33-21ksoftirqd/223:10:012
13294995218,9cyclictest33-21ksoftirqd/222:35:142
1329599517,4cyclictest41-21ksoftirqd/321:55:273
13295995121,4cyclictest41-21ksoftirqd/322:25:243
13295995120,4cyclictest41-21ksoftirqd/321:30:293
13295995118,15cyclictest41-21ksoftirqd/323:10:003
13294995120,8cyclictest33-21ksoftirqd/222:15:122
13294995118,4cyclictest33-21ksoftirqd/219:15:252
13295995020,4cyclictest41-21ksoftirqd/300:30:213
13295995020,4cyclictest41-21ksoftirqd/300:10:233
13295995019,4cyclictest41-21ksoftirqd/323:15:183
13295995019,4cyclictest41-21ksoftirqd/321:25:233
1329499505,3cyclictest33-21ksoftirqd/222:30:232
13294995022,9cyclictest33-21ksoftirqd/222:25:002
13294995021,9cyclictest33-21ksoftirqd/220:50:132
13294995020,9cyclictest33-21ksoftirqd/220:35:132
13295994922,3cyclictest41-21ksoftirqd/320:55:123
13295994919,3cyclictest41-21ksoftirqd/321:40:003
13295994918,4cyclictest41-21ksoftirqd/319:55:183
13295994918,3cyclictest41-21ksoftirqd/319:40:003
13294994921,8cyclictest33-21ksoftirqd/220:40:152
13294994920,5cyclictest33-21ksoftirqd/220:25:122
13294994920,10cyclictest33-21ksoftirqd/222:00:142
13294994919,4cyclictest33-21ksoftirqd/223:45:132
13294994918,3cyclictest33-21ksoftirqd/200:35:202
13294994915,3cyclictest33-21ksoftirqd/200:05:272
13295994821,3cyclictest41-21ksoftirqd/322:50:143
13295994819,3cyclictest41-21ksoftirqd/322:00:203
13295994818,3cyclictest41-21ksoftirqd/320:40:243
13295994817,4cyclictest41-21ksoftirqd/322:30:133
13295994817,3cyclictest41-21ksoftirqd/323:40:163
13295994814,7cyclictest41-21ksoftirqd/320:10:143
13295994812,7cyclictest41-21ksoftirqd/319:45:213
13295994812,7cyclictest41-21ksoftirqd/319:45:213
1329499486,2cyclictest33-21ksoftirqd/222:15:012
1329499484,3cyclictest33-21ksoftirqd/220:55:232
13294994837,3cyclictest33-21ksoftirqd/200:30:002
13294994835,3cyclictest33-21ksoftirqd/221:00:282
13294994819,4cyclictest33-21ksoftirqd/200:20:202
1329499481,2cyclictest121rcu_preempt19:40:002
1329499480,9cyclictest33-21ksoftirqd/221:15:002
13295994720,4cyclictest41-21ksoftirqd/321:05:143
13295994718,3cyclictest41-21ksoftirqd/323:30:263
13295994717,7cyclictest41-21ksoftirqd/319:50:123
13295994716,4cyclictest41-21ksoftirqd/323:35:163
13295994716,4cyclictest41-21ksoftirqd/300:25:243
13295994715,4cyclictest41-21ksoftirqd/320:35:233
13295994712,7cyclictest41-21ksoftirqd/323:00:303
1329499475,3cyclictest33-21ksoftirqd/219:35:002
13294994713,4cyclictest33-21ksoftirqd/219:40:012
13295994616,4cyclictest41-21ksoftirqd/322:05:103
13295994615,4cyclictest41-21ksoftirqd/322:39:593
13295994614,4cyclictest41-21ksoftirqd/323:45:263
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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