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2026-02-04 - 15:39
[ 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 Feb 04, 2026 12:45:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
407822820,7sleep20-21swapper/207:05:222
48162226164,51sleep00-21swapper/007:05:450
49102218172,35sleep10-21swapper/107:06:591
139491209174,23phc2sys0-21swapper/307:09:513
1649021370,3sleep3544699cyclictest10:50:283
5445996834,4cyclictest33-21ksoftirqd/211:45:012
152082680,5sleep233-21ksoftirqd/212:00:242
544499671,23cyclictest207-21systemd-journal07:19:321
5445996635,6cyclictest33-21ksoftirqd/208:40:002
544499661,21cyclictest21505-21sed08:50:141
544499651,21cyclictest13936-21date12:00:011
5443996528,7cyclictest9-21ksoftirqd/009:30:150
544499648,17cyclictest16699-21fschecks_time08:40:161
544499640,21cyclictest11438-21cat11:54:591
544499640,20cyclictest22078-21latency_hist07:45:011
544499630,30cyclictest13711-21date08:35:001
544499630,27cyclictest20889-21mailstats11:00:231
544499630,22cyclictest14945-21date07:30:001
139391630,1ptp4l401ktimersoftd/310:38:513
139391630,1ptp4l401ktimersoftd/310:38:503
544499620,28cyclictest7180-21df_abs11:45:101
5445996134,6cyclictest33-21ksoftirqd/210:20:002
5445996132,7cyclictest33-21ksoftirqd/210:15:002
5445996125,6cyclictest33-21ksoftirqd/211:10:132
5445996125,6cyclictest33-21ksoftirqd/210:20:132
5445996124,6cyclictest33-21ksoftirqd/208:25:012
544499611,22cyclictest12428-21cstates10:45:131
544499611,20cyclictest31055-21apt-key09:10:011
544499611,20cyclictest25125-21apt-config10:05:011
544499610,28cyclictest20211-21cat12:10:241
544499610,20cyclictest22673-21cpuspeed10:00:121
80902600,6sleep2544599cyclictest11:45:192
5445996027,3cyclictest33-21ksoftirqd/209:25:232
5445996024,6cyclictest33-21ksoftirqd/209:15:152
5445996024,6cyclictest33-21ksoftirqd/207:25:162
544499602,21cyclictest758-21expr08:05:251
544499601,24cyclictest26870-21apt-get07:55:131
544499600,22cyclictest25027-21timedrift12:20:251
544499600,22cyclictest18646-21apt-config08:45:001
544499600,21cyclictest31845-21cat10:15:281
5443996026,5cyclictest9-21ksoftirqd/011:10:140
5445995927,4cyclictest33-21ksoftirqd/211:29:592
544499591,23cyclictest27820-21phc2sys11:15:221
544499590,21cyclictest26006-21cpuspeed_turbos12:25:141
544499590,21cyclictest15804-21missed_timers10:50:221
544499590,20cyclictest3855-21apt-get08:15:011
5443995923,6cyclictest9-21ksoftirqd/008:20:210
139391590,1ptp4l401ktimersoftd/309:20:193
5445995830,7cyclictest33-21ksoftirqd/210:30:182
5445995829,3cyclictest33-21ksoftirqd/208:30:142
5445995828,7cyclictest33-21ksoftirqd/209:35:252
5445995828,4cyclictest33-21ksoftirqd/208:55:122
5445995826,9cyclictest33-21ksoftirqd/211:30:262
5445995823,3cyclictest33-21ksoftirqd/212:05:132
5445995823,3cyclictest33-21ksoftirqd/212:05:132
5445995821,6cyclictest33-21ksoftirqd/210:40:282
544499580,23cyclictest21137-21apt-get12:15:121
544499580,22cyclictest11810-21needreboot09:35:201
5443995827,4cyclictest9-21ksoftirqd/010:40:190
5443995826,4cyclictest9-21ksoftirqd/011:55:170
5443995820,7cyclictest9-21ksoftirqd/010:10:220
5445995727,4cyclictest33-21ksoftirqd/207:40:232
5445995722,6cyclictest33-21ksoftirqd/210:00:152
544499570,20cyclictest27442-21processes09:00:241
544499570,20cyclictest15010-21taskset09:42:201
5443995728,4cyclictest9-21ksoftirqd/012:31:020
5443995724,7cyclictest9-21ksoftirqd/009:40:240
5443995723,7cyclictest9-21ksoftirqd/010:29:590
5445995628,7cyclictest33-21ksoftirqd/208:15:012
5445995627,7cyclictest33-21ksoftirqd/207:15:262
5445995624,8cyclictest33-21ksoftirqd/212:35:202
5445995624,8cyclictest33-21ksoftirqd/212:35:202
5445995624,4cyclictest33-21ksoftirqd/207:30:132
5445995623,4cyclictest33-21ksoftirqd/211:20:142
5445995620,6cyclictest33-21ksoftirqd/212:25:012
544499561,31cyclictest21894-21egrep11:05:121
544499561,31cyclictest21894-21egrep11:05:111
544499560,22cyclictest15326-21ssh08:35:261
544499560,21cyclictest23603-21apt-config08:55:011
544499560,19cyclictest18613-21ls10:55:241
544499560,19cyclictest10733-21unixbench_multi08:25:271
5443995626,4cyclictest9-21ksoftirqd/011:05:180
5443995626,4cyclictest9-21ksoftirqd/011:05:180
5443995626,3cyclictest9-21ksoftirqd/010:55:190
5443995624,6cyclictest9-21ksoftirqd/011:50:280
5443995623,5cyclictest9-21ksoftirqd/007:35:220
61482550,2sleep1241ktimersoftd/111:40:001
61482550,2sleep1241ktimersoftd/111:40:001
5445995525,7cyclictest33-21ksoftirqd/207:55:012
5445995520,5cyclictest33-21ksoftirqd/208:15:252
5445995519,6cyclictest33-21ksoftirqd/211:55:152
544499550,28cyclictest31955-21fw_packets11:25:161
5443995526,6cyclictest9-21ksoftirqd/009:00:200
5443995525,9cyclictest9-21ksoftirqd/009:55:230
5443995524,5cyclictest9-21ksoftirqd/012:05:130
5443995524,5cyclictest9-21ksoftirqd/012:05:130
5443995522,7cyclictest9-21ksoftirqd/008:40:220
5443995522,5cyclictest9-21ksoftirqd/011:15:120
5443995521,5cyclictest9-21ksoftirqd/011:30:250
5443995521,5cyclictest9-21ksoftirqd/007:50:260
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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