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2026-01-28 - 06:07
[ 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 rackdslot3.osadl.org (updated Wed Jan 28, 2026 00:45:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
91672206174,21sleep20-21swapper/219:09:422
91662206173,22sleep10-21swapper/119:09:401
139491205171,22phc2sys0-21swapper/319:09:303
90162198165,22sleep00-21swapper/019:07:430
9483995728,4cyclictest9-21ksoftirqd/022:30:170
9483995728,4cyclictest9-21ksoftirqd/021:41:570
9483995724,11cyclictest9-21ksoftirqd/023:10:230
9483995628,4cyclictest9-21ksoftirqd/019:30:150
9483995627,4cyclictest9-21ksoftirqd/019:15:170
9483995625,4cyclictest9-21ksoftirqd/020:05:170
9483995528,5cyclictest9-21ksoftirqd/020:45:140
9483995425,4cyclictest9-21ksoftirqd/020:55:190
9483995424,4cyclictest9-21ksoftirqd/022:25:010
9483995423,7cyclictest9-21ksoftirqd/022:05:130
9483995421,5cyclictest9-21ksoftirqd/020:00:270
139391540,1ptp4l401ktimersoftd/323:16:483
9483995328,6cyclictest9-21ksoftirqd/022:45:280
9483995325,4cyclictest9-21ksoftirqd/021:45:200
9483995323,6cyclictest9-21ksoftirqd/020:40:200
9483995321,4cyclictest9-21ksoftirqd/021:15:240
9483995321,4cyclictest9-21ksoftirqd/019:40:130
9483995319,7cyclictest9-21ksoftirqd/019:20:250
9483995319,11cyclictest9-21ksoftirqd/022:00:260
9483995224,4cyclictest9-21ksoftirqd/000:11:350
948399512,5cyclictest9-21ksoftirqd/019:10:220
948399512,5cyclictest9-21ksoftirqd/019:10:220
9483995125,8cyclictest9-21ksoftirqd/000:35:230
9483995123,7cyclictest9-21ksoftirqd/000:20:280
9483995114,11cyclictest9-21ksoftirqd/020:35:250
139391510,1ptp4l401ktimersoftd/322:45:153
9484995015,5cyclictest25-21ksoftirqd/120:07:171
948399508,3cyclictest9-21ksoftirqd/021:21:550
948399507,3cyclictest9-21ksoftirqd/020:25:260
948399502,5cyclictest9-21ksoftirqd/023:55:160
9483995024,4cyclictest9-21ksoftirqd/019:25:290
9483995018,8cyclictest9-21ksoftirqd/023:25:160
9483995018,11cyclictest9-21ksoftirqd/021:55:130
9483995010,3cyclictest9-21ksoftirqd/021:05:130
948499493,5cyclictest241ktimersoftd/100:10:011
948499492,7cyclictest11817-21sed19:15:001
948499492,7cyclictest11817-21sed19:15:001
948499491,7cyclictest241ktimersoftd/123:40:121
948499491,6cyclictest241ktimersoftd/119:25:181
9484994914,6cyclictest25-21ksoftirqd/121:33:181
948399497,3cyclictest9-21ksoftirqd/020:25:010
948399495,3cyclictest9-21ksoftirqd/000:05:170
948399492,7cyclictest9-21ksoftirqd/021:10:180
9483994924,4cyclictest9-21ksoftirqd/021:51:430
9483994924,4cyclictest9-21ksoftirqd/020:18:040
9483994920,4cyclictest9-21ksoftirqd/022:15:150
9483994917,4cyclictest9-21ksoftirqd/000:25:210
9483994917,11cyclictest9-21ksoftirqd/021:35:170
948499482,6cyclictest15825-21sed21:35:241
948499482,5cyclictest27381-21open_files19:45:221
948499481,6cyclictest241ktimersoftd/122:30:011
9484994814,3cyclictest25-21ksoftirqd/123:19:171
948399488,7cyclictest9-21ksoftirqd/023:05:140
948399488,3cyclictest9-21ksoftirqd/021:05:010
948399483,8cyclictest9-21ksoftirqd/019:55:160
948399482,5cyclictest9-21ksoftirqd/020:35:000
9483994822,4cyclictest9-21ksoftirqd/019:35:040
9483994814,4cyclictest9-21ksoftirqd/019:50:220
948399480,3cyclictest9-21ksoftirqd/000:34:590
948499479,6cyclictest25-21ksoftirqd/123:46:021
948499473,5cyclictest25-21ksoftirqd/120:00:201
948499472,7cyclictest29001-21sed20:55:261
948499472,6cyclictest16896-21sed20:30:261
948499472,5cyclictest25-21ksoftirqd/119:50:231
948499472,5cyclictest241ktimersoftd/120:15:251
948499470,7cyclictest241ktimersoftd/100:15:171
9483994734,2cyclictest9-21ksoftirqd/020:13:040
9483994721,8cyclictest9-21ksoftirqd/019:45:180
9483994716,4cyclictest9-21ksoftirqd/023:49:450
948399471,5cyclictest9-21ksoftirqd/023:50:180
9485994611,3cyclictest33-21ksoftirqd/200:00:172
9485994610,2cyclictest33-21ksoftirqd/219:50:252
948499467,5cyclictest25-21ksoftirqd/123:05:201
948499466,5cyclictest25-21ksoftirqd/121:40:171
948499462,6cyclictest32166-21sed21:05:011
948499462,5cyclictest241ktimersoftd/123:50:161
948499461,7cyclictest10852-21latency_hist22:35:001
948499461,6cyclictest241ktimersoftd/122:40:001
948499460,6cyclictest241ktimersoftd/122:15:251
948499460,5cyclictest241ktimersoftd/120:55:011
948399468,3cyclictest9-21ksoftirqd/022:40:130
948399464,7cyclictest9-21ksoftirqd/022:35:120
948399463,3cyclictest9-21ksoftirqd/023:35:110
9483994631,6cyclictest9-21ksoftirqd/023:15:220
9483994630,7cyclictest9-21ksoftirqd/022:30:010
9483994616,10cyclictest9-21ksoftirqd/023:00:260
948399460,7cyclictest9-21ksoftirqd/000:00:120
948399460,5cyclictest9-21ksoftirqd/021:30:220
948499452,6cyclictest6177-21mailstats21:15:251
948499452,5cyclictest241ktimersoftd/100:35:261
948499451,7cyclictest241ktimersoftd/122:10:001
948499451,6cyclictest19955-21head22:50:271
9484994514,6cyclictest25-21ksoftirqd/100:24:061
948499450,7cyclictest241ktimersoftd/122:00:191
948499450,7cyclictest241ktimersoftd/121:10:171
948399450,10cyclictest9-21ksoftirqd/021:25:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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