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2026-02-19 - 11:43
[ 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 Thu Feb 19, 2026 00:45:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
138591200166,22phc2sys0-21swapper/319:08:223
112152194160,22sleep00-21swapper/019:07:510
113742186154,21sleep20-21swapper/219:09:492
112732170112,46sleep10-21swapper/119:08:371
1138928263,10sleep10-21swapper/119:10:021
138491720,1ptp4l391rcuc/321:04:273
11682996227,4cyclictest33-21ksoftirqd/219:15:002
46592610,3sleep14663-21cpuspeed_turbos00:20:141
149452610,2sleep221944-21apache220:20:172
11682996028,5cyclictest33-21ksoftirqd/219:50:192
11682995926,4cyclictest33-21ksoftirqd/220:25:242
11682995924,7cyclictest33-21ksoftirqd/222:45:232
11682995923,4cyclictest33-21ksoftirqd/200:05:002
11682995827,9cyclictest33-21ksoftirqd/222:25:142
11682995727,4cyclictest33-21ksoftirqd/221:30:142
11682995622,5cyclictest33-21ksoftirqd/222:40:142
11682995621,10cyclictest33-21ksoftirqd/221:00:172
1168299555,10cyclictest33-21ksoftirqd/220:55:242
11682995523,7cyclictest33-21ksoftirqd/223:45:212
11682995523,5cyclictest33-21ksoftirqd/223:35:002
11682995522,4cyclictest33-21ksoftirqd/220:45:202
11682995425,4cyclictest33-21ksoftirqd/222:10:012
11682995424,4cyclictest33-21ksoftirqd/220:35:012
11682995420,9cyclictest33-21ksoftirqd/223:57:482
1168299535,8cyclictest33-21ksoftirqd/223:25:182
1168299532,8cyclictest33-21ksoftirqd/223:05:152
1168299532,6cyclictest33-21ksoftirqd/223:25:002
11682995323,4cyclictest33-21ksoftirqd/219:25:152
11682995321,8cyclictest33-21ksoftirqd/219:55:062
11682995321,10cyclictest33-21ksoftirqd/222:30:212
1168299525,9cyclictest33-21ksoftirqd/222:55:192
1168299524,9cyclictest33-21ksoftirqd/223:15:212
1168299516,10cyclictest33-21ksoftirqd/200:25:272
1168299515,9cyclictest33-21ksoftirqd/223:00:192
1168299515,8cyclictest33-21ksoftirqd/222:10:122
1168299514,10cyclictest33-21ksoftirqd/200:20:272
11682995122,10cyclictest33-21ksoftirqd/220:40:212
11682995120,10cyclictest33-21ksoftirqd/200:05:162
11682995120,10cyclictest33-21ksoftirqd/200:05:162
1168299506,9cyclictest33-21ksoftirqd/221:20:212
1168299506,9cyclictest33-21ksoftirqd/221:20:002
1168299506,9cyclictest33-21ksoftirqd/221:20:002
1168299506,8cyclictest33-21ksoftirqd/221:40:142
1168299506,8cyclictest33-21ksoftirqd/220:15:192
1168299506,8cyclictest33-21ksoftirqd/220:15:192
1168299505,8cyclictest33-21ksoftirqd/219:15:122
1168299504,10cyclictest33-21ksoftirqd/220:50:162
1168299503,8cyclictest33-21ksoftirqd/221:25:272
1168299500,6cyclictest33-21ksoftirqd/223:35:132
1168299500,6cyclictest33-21ksoftirqd/200:35:002
1168299495,9cyclictest33-21ksoftirqd/221:55:172
1168299495,9cyclictest33-21ksoftirqd/221:45:182
1168299495,8cyclictest33-21ksoftirqd/222:50:122
1168299494,10cyclictest33-21ksoftirqd/222:35:132
1168299493,7cyclictest33-21ksoftirqd/221:50:212
1168299493,6cyclictest33-21ksoftirqd/223:10:122
1168299493,6cyclictest33-21ksoftirqd/200:10:172
1168299493,5cyclictest33-21ksoftirqd/221:35:162
1168299491,5cyclictest0-21swapper/223:40:182
1168299485,9cyclictest33-21ksoftirqd/219:45:142
1168299485,8cyclictest33-21ksoftirqd/220:05:132
1168299484,9cyclictest33-21ksoftirqd/221:10:192
1168299483,8cyclictest33-21ksoftirqd/219:34:452
1168299482,6cyclictest33-21ksoftirqd/220:05:012
1168299481,6cyclictest33-21ksoftirqd/221:05:222
1168299480,7cyclictest33-21ksoftirqd/223:50:252
1168299475,9cyclictest33-21ksoftirqd/220:10:132
1168299473,8cyclictest33-21ksoftirqd/219:35:192
1168299473,8cyclictest33-21ksoftirqd/219:35:192
1168299473,10cyclictest33-21ksoftirqd/200:35:162
1168299466,7cyclictest33-21ksoftirqd/219:20:132
1168299466,6cyclictest33-21ksoftirqd/222:20:132
1168299455,9cyclictest33-21ksoftirqd/220:35:132
1168299455,8cyclictest33-21ksoftirqd/219:40:182
1168299452,5cyclictest33-21ksoftirqd/200:15:252
134991440,7getstats1168399cyclictest19:28:073
1168299443,6cyclictest33-21ksoftirqd/222:15:242
138491420,0ptp4l401ktimersoftd/323:40:053
138491420,0ptp4l401ktimersoftd/319:14:373
1168299422,6cyclictest33-21ksoftirqd/222:00:122
11681994210,6cyclictest25-21ksoftirqd/100:20:011
11681994135,4cyclictest31649-21cron20:55:001
11681994034,3cyclictest25-21ksoftirqd/121:30:001
11681993935,3cyclictest25-21ksoftirqd/121:04:591
11681993934,3cyclictest25-21ksoftirqd/122:15:001
11681993931,5cyclictest25-21ksoftirqd/122:10:001
118892380,6sleep311880-21apt00:35:003
11681993833,3cyclictest25-21ksoftirqd/123:10:001
11681993832,3cyclictest25-21ksoftirqd/122:30:001
11681993832,3cyclictest25-21ksoftirqd/100:10:001
11681993832,3cyclictest25-21ksoftirqd/100:10:001
11680993832,3cyclictest9-21ksoftirqd/022:00:000
138491370,0ptp4l401ktimersoftd/323:50:123
138491370,0ptp4l401ktimersoftd/322:05:153
11681993733,3cyclictest25-21ksoftirqd/123:55:001
11681993733,3cyclictest25-21ksoftirqd/120:45:001
11681993732,3cyclictest25-21ksoftirqd/123:45:131
11681993732,3cyclictest25-21ksoftirqd/123:15:181
11681993732,3cyclictest25-21ksoftirqd/121:40:191
11681993732,3cyclictest25-21ksoftirqd/119:35:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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