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2026-01-26 - 22:21
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 26, 2026 12:45:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16242203165,27sleep00-21swapper/007:08:180
14142202167,24sleep30-21swapper/307:05:403
16212201169,21sleep20-21swapper/207:08:162
14172201168,22sleep10-21swapper/107:05:421
1385918262,11phc2sys0-21swapper/307:10:023
1385918262,11phc2sys0-21swapper/307:10:013
138491600,8ptp4l401ktimersoftd/312:20:233
138491500,1ptp4l391rcuc/311:55:303
24792470,2sleep10-21swapper/112:35:131
2062994740,4cyclictest9-21ksoftirqd/012:00:000
138491430,0ptp4l401ktimersoftd/310:05:223
50798420,9rtkit-daemon0-21swapper/208:15:232
2065994223,17cyclictest41-21ksoftirqd/311:00:003
2065994223,17cyclictest41-21ksoftirqd/311:00:003
138491420,0ptp4l401ktimersoftd/312:11:453
138491410,0ptp4l401ktimersoftd/308:30:493
2062994035,3cyclictest9-21ksoftirqd/007:35:010
138491400,0ptp4l401ktimersoftd/309:17:313
138491400,0ptp4l401ktimersoftd/309:17:313
138491400,0ptp4l401ktimersoftd/309:00:123
138491400,0ptp4l401ktimersoftd/308:25:173
2065993934,3cyclictest41-21ksoftirqd/312:40:003
2065993933,3cyclictest41-21ksoftirqd/311:35:003
2065993932,4cyclictest11722-21sh11:50:013
2062993934,3cyclictest9-21ksoftirqd/011:00:000
2062993934,3cyclictest9-21ksoftirqd/011:00:000
2065993833,3cyclictest14220-21awk10:49:593
2065993827,9cyclictest41-21ksoftirqd/309:45:243
2064993831,4cyclictest33-21ksoftirqd/208:30:102
2063993832,4cyclictest25-21ksoftirqd/107:40:121
138491380,34ptp4l41-21ksoftirqd/312:00:253
2065993731,4cyclictest41-21ksoftirqd/309:12:593
2063993732,3cyclictest31529-21cron08:10:001
2063993732,3cyclictest25-21ksoftirqd/112:20:011
2062993732,3cyclictest9-21ksoftirqd/007:10:120
2062993732,3cyclictest9-21ksoftirqd/007:10:120
2062993730,4cyclictest9-21ksoftirqd/009:55:060
2065993632,3cyclictest41-21ksoftirqd/308:45:123
2065993631,3cyclictest41-21ksoftirqd/310:35:133
2065993631,3cyclictest41-21ksoftirqd/309:30:003
2065993630,4cyclictest41-21ksoftirqd/311:01:403
2065993630,4cyclictest41-21ksoftirqd/310:03:273
2065993630,4cyclictest41-21ksoftirqd/308:35:133
2065993629,5cyclictest41-21ksoftirqd/311:07:143
2065993624,3cyclictest41-21ksoftirqd/309:30:273
2065993624,10cyclictest41-21ksoftirqd/308:00:243
2064993630,4cyclictest33-21ksoftirqd/210:57:422
2064993630,4cyclictest33-21ksoftirqd/210:57:422
2064993630,4cyclictest33-21ksoftirqd/210:46:392
2064993630,4cyclictest33-21ksoftirqd/210:33:542
2063993631,3cyclictest25-21ksoftirqd/108:40:201
2063993630,4cyclictest25-21ksoftirqd/111:10:141
2063993630,3cyclictest25-21ksoftirqd/108:10:141
2063993630,3cyclictest25-21ksoftirqd/108:10:141
2062993629,4cyclictest9-21ksoftirqd/010:14:150
2065993531,2cyclictest41-21ksoftirqd/309:40:013
2065993530,3cyclictest41-21ksoftirqd/311:10:153
2065993529,4cyclictest41-21ksoftirqd/307:26:183
2065993529,3cyclictest41-21ksoftirqd/311:25:193
2064993530,3cyclictest33-21ksoftirqd/212:35:542
2064993529,4cyclictest33-21ksoftirqd/212:14:192
2064993529,4cyclictest33-21ksoftirqd/212:09:232
2064993529,4cyclictest33-21ksoftirqd/211:48:362
2064993529,4cyclictest33-21ksoftirqd/209:55:442
2064993529,4cyclictest33-21ksoftirqd/207:42:542
2064993528,5cyclictest33-21ksoftirqd/211:56:392
2063993530,3cyclictest25-21ksoftirqd/111:31:191
2063993530,3cyclictest25-21ksoftirqd/110:45:181
2063993529,4cyclictest25-21ksoftirqd/110:28:491
2063993529,4cyclictest25-21ksoftirqd/109:17:281
2063993529,4cyclictest25-21ksoftirqd/109:17:281
2063993528,5cyclictest25-21ksoftirqd/111:27:301
2062993530,3cyclictest9260-21cron11:45:010
2062993530,2cyclictest9-21ksoftirqd/012:20:000
2062993529,4cyclictest9-21ksoftirqd/012:34:000
2062993529,4cyclictest9-21ksoftirqd/010:15:120
2062993529,4cyclictest9-21ksoftirqd/009:19:520
2062993529,4cyclictest9-21ksoftirqd/009:19:520
2065993429,3cyclictest41-21ksoftirqd/307:40:173
2065993428,4cyclictest41-21ksoftirqd/312:28:043
2065993428,4cyclictest41-21ksoftirqd/312:06:593
2065993428,4cyclictest41-21ksoftirqd/310:17:583
2065993428,4cyclictest41-21ksoftirqd/309:56:013
2064993429,3cyclictest33-21ksoftirqd/209:34:062
2064993429,3cyclictest33-21ksoftirqd/209:25:492
2064993428,4cyclictest33-21ksoftirqd/211:54:182
2064993428,4cyclictest33-21ksoftirqd/209:50:352
2064993428,4cyclictest33-21ksoftirqd/209:49:422
2064993428,4cyclictest33-21ksoftirqd/209:24:472
2064993428,4cyclictest33-21ksoftirqd/209:18:132
2064993428,4cyclictest33-21ksoftirqd/209:18:132
2064993428,4cyclictest33-21ksoftirqd/209:11:432
2064993428,3cyclictest33-21ksoftirqd/208:04:212
2064993427,4cyclictest33-21ksoftirqd/208:10:582
2064993427,4cyclictest33-21ksoftirqd/208:10:582
2063993429,3cyclictest3121-21irqrtprio07:10:171
2063993429,3cyclictest3121-21irqrtprio07:10:171
2063993429,3cyclictest25-21ksoftirqd/111:15:141
2063993428,4cyclictest25-21ksoftirqd/112:10:341
2063993428,4cyclictest25-21ksoftirqd/109:02:401
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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