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2026-03-06 - 02:00
[ 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 Thu Mar 05, 2026 12:45:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
311972230167,51sleep30-21swapper/307:09:123
310492201169,21sleep20-21swapper/207:07:182
311952200167,22sleep10-21swapper/107:09:101
309362199168,21sleep00-21swapper/007:05:510
1814921360,2sleep00-21swapper/009:55:240
138491620,1ptp4l401ktimersoftd/309:30:523
138491600,1ptp4l401ktimersoftd/312:30:193
138491600,1ptp4l401ktimersoftd/312:30:193
29922590,3sleep3391rcuc/308:20:203
138491570,1ptp4l401ktimersoftd/310:29:373
180962550,1sleep10-21swapper/107:45:191
138491500,1ptp4l401ktimersoftd/307:56:273
3126024735,6sleep30-21swapper/307:10:013
3155299430,3cyclictest121rcu_preempt11:10:180
138491430,0ptp4l401ktimersoftd/308:34:553
138491430,0ptp4l401ktimersoftd/307:20:483
3155299420,3cyclictest121rcu_preempt12:25:180
31554994135,3cyclictest33-21ksoftirqd/208:50:002
31554994130,9cyclictest33-21ksoftirqd/208:00:252
31554994018,14cyclictest33-21ksoftirqd/211:10:182
31552994035,3cyclictest9-21ksoftirqd/010:45:010
3155599391,7cyclictest0-21swapper/308:04:103
31552993934,3cyclictest9-21ksoftirqd/010:10:000
31552993934,2cyclictest9-21ksoftirqd/010:19:590
31555993832,4cyclictest41-21ksoftirqd/311:53:293
31553993834,3cyclictest25-21ksoftirqd/112:20:001
31553993833,3cyclictest25-21ksoftirqd/110:19:591
31553993833,3cyclictest25-21ksoftirqd/110:15:001
31553993833,3cyclictest25-21ksoftirqd/108:25:011
31552993833,3cyclictest9-21ksoftirqd/009:20:000
31555993731,4cyclictest41-21ksoftirqd/311:55:503
31555993731,4cyclictest41-21ksoftirqd/311:35:123
31555993731,4cyclictest41-21ksoftirqd/311:26:223
31555993731,4cyclictest41-21ksoftirqd/307:54:203
31554993731,4cyclictest33-21ksoftirqd/208:21:512
31554993731,3cyclictest33-21ksoftirqd/212:30:122
31554993731,3cyclictest33-21ksoftirqd/212:30:122
31553993733,2cyclictest25-21ksoftirqd/107:15:001
31553993731,4cyclictest25-21ksoftirqd/111:12:351
31552993733,2cyclictest9-21ksoftirqd/010:30:000
31552993733,2cyclictest9-21ksoftirqd/008:55:000
31552993732,3cyclictest9-21ksoftirqd/012:35:000
31552993732,3cyclictest9-21ksoftirqd/012:35:000
31552993732,3cyclictest9-21ksoftirqd/008:05:220
31552993732,3cyclictest9-21ksoftirqd/007:30:000
31554993632,3cyclictest33-21ksoftirqd/207:55:012
31554993630,4cyclictest33-21ksoftirqd/212:35:332
31554993630,4cyclictest33-21ksoftirqd/211:37:122
31554993630,4cyclictest33-21ksoftirqd/210:11:352
31554993630,4cyclictest33-21ksoftirqd/209:58:152
31554993630,4cyclictest33-21ksoftirqd/208:43:252
31554993630,4cyclictest33-21ksoftirqd/208:31:382
31554993630,4cyclictest33-21ksoftirqd/208:07:352
31554993630,4cyclictest33-21ksoftirqd/207:44:052
31554993630,4cyclictest33-21ksoftirqd/207:44:042
31553993633,2cyclictest25-21ksoftirqd/110:30:001
31553993631,3cyclictest25-21ksoftirqd/107:30:011
31553993631,3cyclictest25-21ksoftirqd/107:25:001
31553993630,4cyclictest25-21ksoftirqd/111:26:361
31553993630,4cyclictest25-21ksoftirqd/110:40:001
31553993630,4cyclictest25-21ksoftirqd/109:54:451
31553993630,4cyclictest25-21ksoftirqd/108:18:141
31553993620,4cyclictest25-21ksoftirqd/111:50:141
31552993629,4cyclictest9-21ksoftirqd/012:10:130
138491360,0ptp4l401ktimersoftd/311:00:173
31555993529,4cyclictest41-21ksoftirqd/307:27:333
31555993520,5cyclictest41-21ksoftirqd/312:25:183
31554993530,3cyclictest33-21ksoftirqd/208:35:182
31554993529,4cyclictest33-21ksoftirqd/211:47:512
31554993529,4cyclictest33-21ksoftirqd/210:41:032
31554993529,4cyclictest33-21ksoftirqd/210:31:122
31554993529,4cyclictest33-21ksoftirqd/210:08:302
31554993529,4cyclictest33-21ksoftirqd/209:30:472
31554993529,4cyclictest33-21ksoftirqd/209:05:072
31554993529,4cyclictest33-21ksoftirqd/207:28:512
31554993519,5cyclictest33-21ksoftirqd/211:35:002
31553993531,2cyclictest25-21ksoftirqd/107:40:001
31553993531,2cyclictest25-21ksoftirqd/107:40:001
31553993530,3cyclictest25-21ksoftirqd/112:35:001
31553993530,3cyclictest25-21ksoftirqd/112:35:001
31553993530,3cyclictest25-21ksoftirqd/111:05:181
31553993530,3cyclictest25-21ksoftirqd/110:50:371
31553993530,3cyclictest25-21ksoftirqd/108:55:171
31553993529,4cyclictest25-21ksoftirqd/111:33:381
31553993529,4cyclictest25-21ksoftirqd/110:01:111
31553993529,4cyclictest25-21ksoftirqd/109:17:231
31553993529,4cyclictest25-21ksoftirqd/107:16:161
31552993532,2cyclictest9-21ksoftirqd/011:55:180
31552993530,3cyclictest9-21ksoftirqd/012:39:550
31552993530,3cyclictest9-21ksoftirqd/012:20:100
31552993530,3cyclictest9-21ksoftirqd/012:05:190
31552993530,3cyclictest9-21ksoftirqd/011:30:100
31552993530,3cyclictest9-21ksoftirqd/010:55:000
31552993530,3cyclictest9-21ksoftirqd/010:55:000
31552993530,3cyclictest9-21ksoftirqd/009:30:140
31552993530,3cyclictest9-21ksoftirqd/008:10:180
31552993529,4cyclictest9-21ksoftirqd/011:51:540
31552993529,4cyclictest9-21ksoftirqd/008:33:120
31555993430,3cyclictest41-21ksoftirqd/312:15:173
31555993429,3cyclictest41-21ksoftirqd/312:05:593
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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