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2026-02-03 - 04:01
[ 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 rackdslot3.osadl.org (updated Tue Feb 03, 2026 00:45:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139491207163,33phc2sys0-21swapper/319:08:473
291432202169,22sleep00-21swapper/019:09:560
288932202169,22sleep10-21swapper/119:06:481
290562201169,21sleep20-21swapper/219:08:502
139391780,1ptp4l30478-21/usr/sbin/munin20:20:243
29439997525,8cyclictest9-21ksoftirqd/021:45:000
29439997229,5cyclictest9-21ksoftirqd/023:05:100
29441997136,3cyclictest33-21ksoftirqd/221:40:182
139391690,6ptp4l401ktimersoftd/321:30:103
29439996824,7cyclictest9-21ksoftirqd/022:10:140
29439996622,7cyclictest9-21ksoftirqd/023:25:280
29439996619,7cyclictest9-21ksoftirqd/023:15:220
29441996540,7cyclictest33-21ksoftirqd/222:50:012
29441996425,6cyclictest33-21ksoftirqd/221:00:012
29439996421,3cyclictest9-21ksoftirqd/022:50:180
29441996338,12cyclictest33-21ksoftirqd/223:30:282
29439996322,12cyclictest9-21ksoftirqd/000:05:200
29439996223,8cyclictest9-21ksoftirqd/020:20:150
139391620,9ptp4l401ktimersoftd/321:25:293
29439996024,5cyclictest9-21ksoftirqd/023:55:180
29439996019,4cyclictest9-21ksoftirqd/020:25:470
29439996016,7cyclictest9-21ksoftirqd/000:20:170
29441995927,4cyclictest33-21ksoftirqd/219:45:232
29439995924,5cyclictest9-21ksoftirqd/022:30:010
29439995923,4cyclictest9-21ksoftirqd/022:05:560
29439995922,6cyclictest9-21ksoftirqd/020:55:010
29439995917,8cyclictest9-21ksoftirqd/000:34:590
29439995915,9cyclictest9-21ksoftirqd/022:20:190
29441995829,7cyclictest33-21ksoftirqd/222:50:272
29439995820,4cyclictest9-21ksoftirqd/023:45:400
29439995817,4cyclictest9-21ksoftirqd/019:25:250
29441995725,7cyclictest33-21ksoftirqd/219:50:132
29439995717,9cyclictest9-21ksoftirqd/019:15:280
29441995629,7cyclictest33-21ksoftirqd/222:10:122
29441995628,8cyclictest33-21ksoftirqd/223:10:002
29441995625,3cyclictest33-21ksoftirqd/200:20:162
29441995618,10cyclictest33-21ksoftirqd/221:55:012
29439995616,4cyclictest9-21ksoftirqd/000:00:210
139391560,6ptp4l2944299cyclictest23:50:283
29441995527,7cyclictest33-21ksoftirqd/200:00:172
29441995525,7cyclictest33-21ksoftirqd/220:15:162
29441995524,7cyclictest33-21ksoftirqd/222:30:232
29441995520,6cyclictest33-21ksoftirqd/222:35:162
29441995520,5cyclictest33-21ksoftirqd/221:50:012
29439995518,8cyclictest9-21ksoftirqd/019:55:170
29439995518,5cyclictest9-21ksoftirqd/023:00:190
29439995517,4cyclictest9-21ksoftirqd/023:32:530
29439995514,9cyclictest9-21ksoftirqd/021:50:120
29441995421,7cyclictest33-21ksoftirqd/222:09:592
29441995420,9cyclictest33-21ksoftirqd/221:55:152
29441995419,5cyclictest33-21ksoftirqd/220:20:272
29441995418,7cyclictest33-21ksoftirqd/222:55:252
29439995418,4cyclictest9-21ksoftirqd/023:40:160
29441995324,7cyclictest33-21ksoftirqd/220:00:132
29441995322,3cyclictest33-21ksoftirqd/223:40:132
29441995321,5cyclictest33-21ksoftirqd/221:20:262
29441995321,4cyclictest33-21ksoftirqd/221:05:172
29441995320,9cyclictest33-21ksoftirqd/220:45:002
29439995327,3cyclictest9-21ksoftirqd/022:38:390
29439995326,2cyclictest9-21ksoftirqd/021:36:570
29439995317,8cyclictest9-21ksoftirqd/022:55:250
29439995314,3cyclictest9-21ksoftirqd/020:00:170
29441995226,6cyclictest33-21ksoftirqd/200:35:152
29441995224,6cyclictest33-21ksoftirqd/221:25:162
29441995223,3cyclictest33-21ksoftirqd/223:35:252
29441995222,4cyclictest33-21ksoftirqd/223:55:242
29441995222,4cyclictest33-21ksoftirqd/220:05:222
29441995220,5cyclictest33-21ksoftirqd/223:45:262
29439995227,3cyclictest9-21ksoftirqd/020:40:000
29439995214,4cyclictest9-21ksoftirqd/021:55:220
2944199519,6cyclictest33-21ksoftirqd/223:30:012
29441995131,6cyclictest33-21ksoftirqd/221:40:002
29441995125,5cyclictest33-21ksoftirqd/219:10:252
29441995121,7cyclictest33-21ksoftirqd/222:20:192
29441995121,6cyclictest33-21ksoftirqd/221:10:132
29441995119,6cyclictest33-21ksoftirqd/219:20:192
29441995119,4cyclictest33-21ksoftirqd/219:30:242
29441995118,5cyclictest33-21ksoftirqd/221:20:002
29441995117,7cyclictest33-21ksoftirqd/222:45:012
29441995117,7cyclictest33-21ksoftirqd/222:00:142
29439995128,3cyclictest9-21ksoftirqd/020:45:540
29439995128,3cyclictest9-21ksoftirqd/020:35:000
29439995117,7cyclictest9-21ksoftirqd/021:25:250
29441995023,4cyclictest33-21ksoftirqd/222:15:222
29441995021,6cyclictest33-21ksoftirqd/220:50:262
29441995021,4cyclictest33-21ksoftirqd/221:02:042
2943999504,3cyclictest9-21ksoftirqd/019:45:140
29439995020,8cyclictest9-21ksoftirqd/021:30:220
29439995015,8cyclictest9-21ksoftirqd/000:10:210
29439995015,6cyclictest9-21ksoftirqd/020:55:220
29441994921,7cyclictest33-21ksoftirqd/219:45:002
29441994920,6cyclictest33-21ksoftirqd/222:25:172
2943999496,6cyclictest9-21ksoftirqd/022:15:160
2943999496,3cyclictest9-21ksoftirqd/022:30:140
2943999496,3cyclictest4892-21grep22:45:250
2943999494,2cyclictest9-21ksoftirqd/000:35:200
29442994812,22cyclictest23160-21latency_hist22:20:013
2944199484,7cyclictest33-21ksoftirqd/219:30:002
29441994816,4cyclictest33-21ksoftirqd/223:10:152
2943999486,3cyclictest9-21ksoftirqd/023:50:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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