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2026-02-21 - 12:24
[ 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 Sat Feb 21, 2026 00:45:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
138591206170,24phc2sys0-21swapper/319:08:333
217812203169,22sleep00-21swapper/019:08:090
218492201168,22sleep10-21swapper/119:09:031
216142200167,22sleep20-21swapper/219:05:572
2192528561,16sleep30-21swapper/319:10:013
138491550,1ptp4l401ktimersoftd/323:57:283
138491540,1ptp4l391rcuc/322:35:213
133232510,5sleep013326-21df_abs00:15:130
138491500,4ptp4l401ktimersoftd/323:41:123
288062480,1sleep20-21swapper/220:25:242
2221999460,27cyclictest25849-21sed21:25:161
138491460,1ptp4l401ktimersoftd/322:50:053
138491440,0ptp4l401ktimersoftd/323:29:563
138491430,0ptp4l401ktimersoftd/321:10:533
138491420,0ptp4l401ktimersoftd/319:28:103
138491420,0ptp4l401ktimersoftd/300:26:243
22219994136,3cyclictest10895-21fschecks_count00:10:151
138491410,1ptp4l401ktimersoftd/319:42:533
22220994033,4cyclictest33-21ksoftirqd/222:49:222
22220993832,4cyclictest33-21ksoftirqd/223:09:042
22219993825,11cyclictest25-21ksoftirqd/121:03:301
50798370,3rtkit-daemon14564-21users21:00:280
22221993732,3cyclictest41-21ksoftirqd/323:00:103
22221993732,3cyclictest41-21ksoftirqd/319:40:003
22220993732,3cyclictest33-21ksoftirqd/220:21:312
22220993731,4cyclictest33-21ksoftirqd/222:51:312
22220993731,4cyclictest33-21ksoftirqd/221:59:122
22220993731,4cyclictest33-21ksoftirqd/221:10:542
22220993731,4cyclictest33-21ksoftirqd/200:31:362
2221999371,22cyclictest31637-21timerandwakeup22:40:241
22218993732,3cyclictest9-21ksoftirqd/019:35:010
22218993731,3cyclictest17211-21cron20:05:010
22218993730,4cyclictest21850-21kworker/0:222:15:100
22218993730,4cyclictest21850-21kworker/0:222:15:100
22221993631,3cyclictest41-21ksoftirqd/319:50:013
22221993630,4cyclictest41-21ksoftirqd/321:18:013
22221993630,4cyclictest41-21ksoftirqd/300:12:433
22221993618,16cyclictest41-21ksoftirqd/323:35:013
22220993631,3cyclictest33-21ksoftirqd/223:25:102
22220993630,4cyclictest33-21ksoftirqd/222:41:362
22220993630,4cyclictest33-21ksoftirqd/221:44:112
22220993630,4cyclictest33-21ksoftirqd/221:33:522
22220993630,4cyclictest33-21ksoftirqd/220:51:582
22220993630,4cyclictest33-21ksoftirqd/220:15:332
22220993629,4cyclictest33-21ksoftirqd/200:09:132
22220993624,10cyclictest33-21ksoftirqd/223:20:092
22219993631,3cyclictest25-21ksoftirqd/100:16:301
22219993630,4cyclictest25-21ksoftirqd/122:40:001
22219993630,4cyclictest25-21ksoftirqd/121:13:581
22219993630,4cyclictest25-21ksoftirqd/119:18:371
22219993628,5cyclictest25-21ksoftirqd/121:25:001
2221999360,2cyclictest0-21swapper/122:10:231
22218993630,4cyclictest9-21ksoftirqd/022:33:350
22218993630,4cyclictest9-21ksoftirqd/022:08:280
22218993630,4cyclictest9-21ksoftirqd/000:23:260
22218993629,5cyclictest9-21ksoftirqd/021:47:260
138491360,1ptp4l401ktimersoftd/321:08:413
135191360,1getstats12689-1kworker/3:1H22:15:253
135191360,1getstats12689-1kworker/3:1H22:15:253
22221993529,4cyclictest41-21ksoftirqd/323:06:123
22220993530,3cyclictest33-21ksoftirqd/221:29:512
22220993529,4cyclictest33-21ksoftirqd/223:43:172
22220993529,4cyclictest33-21ksoftirqd/221:19:042
22220993529,4cyclictest33-21ksoftirqd/200:38:542
22220993528,5cyclictest33-21ksoftirqd/223:52:482
22220993528,4cyclictest33-21ksoftirqd/223:30:372
22220993528,4cyclictest33-21ksoftirqd/221:45:072
22219993529,4cyclictest25-21ksoftirqd/120:06:381
22219993528,5cyclictest25-21ksoftirqd/121:42:391
2221999351,19cyclictest0-21swapper/123:00:231
22218993530,3cyclictest9-21ksoftirqd/021:32:180
22218993529,4cyclictest9-21ksoftirqd/023:43:110
22218993529,4cyclictest9-21ksoftirqd/023:04:000
22218993529,4cyclictest9-21ksoftirqd/022:46:430
22218993529,4cyclictest9-21ksoftirqd/021:23:350
22218993528,5cyclictest9-21ksoftirqd/023:46:490
22218993528,5cyclictest9-21ksoftirqd/023:06:530
22218993528,4cyclictest9-21ksoftirqd/021:59:580
22218993528,4cyclictest9-21ksoftirqd/000:10:120
138491350,0ptp4l401ktimersoftd/320:57:433
22221993429,3cyclictest41-21ksoftirqd/322:20:093
22221993429,3cyclictest41-21ksoftirqd/320:05:103
22221993429,3cyclictest41-21ksoftirqd/300:20:113
22221993428,4cyclictest41-21ksoftirqd/320:04:313
22221993427,5cyclictest41-21ksoftirqd/321:41:323
22220993429,3cyclictest33-21ksoftirqd/219:20:102
22220993428,4cyclictest33-21ksoftirqd/222:06:142
22219993429,3cyclictest25-21ksoftirqd/123:35:101
22219993429,3cyclictest25-21ksoftirqd/119:20:291
22219993428,4cyclictest25-21ksoftirqd/121:57:061
22219993428,3cyclictest25-21ksoftirqd/123:35:011
2221999340,16cyclictest0-21swapper/123:20:221
22218993429,3cyclictest9-21ksoftirqd/022:10:100
22218993429,3cyclictest9-21ksoftirqd/019:16:590
22218993428,4cyclictest9-21ksoftirqd/023:25:020
22218993428,4cyclictest9-21ksoftirqd/023:12:350
22218993428,4cyclictest9-21ksoftirqd/021:26:370
22218993428,4cyclictest9-21ksoftirqd/021:15:490
22218993428,4cyclictest9-21ksoftirqd/019:56:060
22221993329,3cyclictest41-21ksoftirqd/322:58:313
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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