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2026-02-04 - 23:04
[ 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 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
5445995427,7cyclictest33-21ksoftirqd/209:05:232
5445995427,7cyclictest33-21ksoftirqd/209:05:232
5445995427,7cyclictest33-21ksoftirqd/207:10:132
5445995424,3cyclictest33-21ksoftirqd/208:45:132
5445995421,4cyclictest33-21ksoftirqd/212:25:282
5445995420,5cyclictest33-21ksoftirqd/212:15:012
5445995420,5cyclictest33-21ksoftirqd/209:55:242
544499540,31cyclictest18563-21phc2sys-jitter07:35:201
544499540,21cyclictest26400-21seq11:15:011
544499540,18cyclictest3130-21sensors_temp08:10:231
5443995421,5cyclictest9-21ksoftirqd/009:10:140
5443995418,4cyclictest9-21ksoftirqd/008:25:210
5445995327,3cyclictest33-21ksoftirqd/208:00:002
5445995326,7cyclictest33-21ksoftirqd/210:45:142
5445995326,6cyclictest33-21ksoftirqd/208:00:232
5445995324,5cyclictest33-21ksoftirqd/209:47:492
5445995322,4cyclictest33-21ksoftirqd/210:05:162
5445995320,8cyclictest33-21ksoftirqd/211:50:142
5445995320,7cyclictest33-21ksoftirqd/210:25:262
5445995320,6cyclictest33-21ksoftirqd/211:05:262
5445995320,6cyclictest33-21ksoftirqd/211:05:262
5445995319,6cyclictest33-21ksoftirqd/207:35:132
5445995318,5cyclictest33-21ksoftirqd/208:40:172
544499530,19cyclictest31396-21seq08:04:301
5443995326,3cyclictest9-21ksoftirqd/009:20:140
5443995324,7cyclictest9-21ksoftirqd/009:50:260
5443995324,4cyclictest9-21ksoftirqd/008:50:180
5443995323,5cyclictest9-21ksoftirqd/010:35:130
5443995323,5cyclictest9-21ksoftirqd/010:35:130
5443995319,10cyclictest9-21ksoftirqd/010:15:240
5443995318,7cyclictest9-21ksoftirqd/007:10:130
5443995316,10cyclictest9-21ksoftirqd/007:25:010
139391530,1ptp4l401ktimersoftd/311:29:233
5445995224,4cyclictest33-21ksoftirqd/212:30:142
5445995222,9cyclictest33-21ksoftirqd/209:15:002
5445995219,10cyclictest33-21ksoftirqd/210:52:342
5445995217,7cyclictest33-21ksoftirqd/212:15:182
5443995237,2cyclictest9-21ksoftirqd/010:05:010
5443995219,6cyclictest9-21ksoftirqd/007:15:200
5443995215,9cyclictest9-21ksoftirqd/008:00:170
5445995118,4cyclictest33-21ksoftirqd/208:05:252
544499510,18cyclictest845-21ps10:20:191
544399518,5cyclictest9-21ksoftirqd/008:40:000
5443995123,7cyclictest9-21ksoftirqd/011:40:010
5443995121,4cyclictest9-21ksoftirqd/012:25:200
5443995119,5cyclictest9-21ksoftirqd/007:45:200
5443995118,4cyclictest9-21ksoftirqd/010:05:170
5443995117,5cyclictest9-21ksoftirqd/007:40:230
5443995116,10cyclictest9-21ksoftirqd/010:45:160
5445995025,7cyclictest33-21ksoftirqd/208:25:252
5445995020,4cyclictest33-21ksoftirqd/208:50:212
5445995019,9cyclictest33-21ksoftirqd/211:35:132
5445995019,9cyclictest33-21ksoftirqd/211:35:132
544399508,6cyclictest9-21ksoftirqd/008:05:190
5443995023,7cyclictest9-21ksoftirqd/012:15:160
5443995022,5cyclictest9-21ksoftirqd/009:45:280
5443995019,4cyclictest9-21ksoftirqd/007:30:190
5443995016,4cyclictest9-21ksoftirqd/009:35:250
5445994924,7cyclictest33-21ksoftirqd/211:15:202
5445994919,6cyclictest33-21ksoftirqd/210:55:182
5445994919,4cyclictest33-21ksoftirqd/207:45:232
5445994918,7cyclictest33-21ksoftirqd/209:40:122
544499490,17cyclictest6713-21ps07:10:221
544399496,4cyclictest9-21ksoftirqd/012:00:190
544399494,3cyclictest9-21ksoftirqd/008:55:010
5443994922,3cyclictest9-21ksoftirqd/009:15:150
5443994919,7cyclictest9-21ksoftirqd/007:55:270
5443994916,5cyclictest9-21ksoftirqd/008:45:240
5446994842,3cyclictest8994-21cron11:50:003
544599486,6cyclictest33-21ksoftirqd/210:35:232
544599486,6cyclictest33-21ksoftirqd/210:35:232
5445994819,5cyclictest33-21ksoftirqd/211:00:232
5445994818,8cyclictest33-21ksoftirqd/209:20:142
544399488,6cyclictest9-21ksoftirqd/012:20:230
5445994730,8cyclictest33-21ksoftirqd/209:05:002
544399476,2cyclictest9-21ksoftirqd/012:35:130
544399476,2cyclictest9-21ksoftirqd/012:35:130
5443994619,5cyclictest9-21ksoftirqd/009:25:250
544399460,3cyclictest6465-21cron08:20:000
5445994519,6cyclictest33-21ksoftirqd/207:25:012
544399456,3cyclictest9-21ksoftirqd/009:05:250
544399456,3cyclictest9-21ksoftirqd/009:05:250
544399455,7cyclictest9-21ksoftirqd/008:10:250
544399454,3cyclictest9-21ksoftirqd/011:45:200
544399450,3cyclictest9-21ksoftirqd/010:24:590
544599446,3cyclictest33-21ksoftirqd/209:30:272
544599445,5cyclictest33-21ksoftirqd/209:50:142
5443994436,3cyclictest9-21ksoftirqd/012:10:240
544399443,3cyclictest9-21ksoftirqd/011:00:190
544399442,6cyclictest9-21ksoftirqd/011:25:250
544399441,9cyclictest9-21ksoftirqd/011:35:380
544399440,9cyclictest9-21ksoftirqd/008:30:180
544399440,6cyclictest9-21ksoftirqd/010:35:000
544399434,7cyclictest9-21ksoftirqd/010:50:230
5443994333,2cyclictest9-21ksoftirqd/007:25:240
544499421,27cyclictest8341-21apt-get09:30:131
544499421,25cyclictest17233-21cut12:05:171
544499421,25cyclictest17233-21cut12:05:171
544499420,25cyclictest17134-21/usr/sbin/munin09:45:271
139391420,0ptp4l401ktimersoftd/311:39:543
139391420,0ptp4l401ktimersoftd/311:39:543
139391420,0ptp4l401ktimersoftd/309:41:293
544499410,29cyclictest1317-21runrttasks07:31:201
544399411,5cyclictest9-21ksoftirqd/011:20:210
544499391,18cyclictest0-21swapper/110:25:501
544499390,22cyclictest11636-21chrt10:41:351
544399393,6cyclictest9-21ksoftirqd/011:45:010
544499382,21cyclictest16130-1kworker/1:2H09:54:591
544499381,21cyclictest20213-21/usr/sbin/munin09:55:181
544499380,25cyclictest31296-21if_enp4s012:35:171
544499380,25cyclictest31296-21if_enp4s012:35:171
544499380,22cyclictest8210-21cut10:35:191
544499380,22cyclictest8210-21cut10:35:191
139391380,1ptp4l391rcuc/311:05:173
139391380,1ptp4l391rcuc/311:05:173
544499371,20cyclictest29930-21timerwakeupswit12:30:251
544499370,24cyclictest22343-21expr07:45:141
544499370,17cyclictest0-21swapper/107:50:201
139391370,0ptp4l401ktimersoftd/309:50:063
5446993630,4cyclictest41-21ksoftirqd/310:17:073
5446993630,4cyclictest41-21ksoftirqd/308:36:173
544499361,21cyclictest5150-21timerandwakeup09:20:281
544499361,17cyclictest0-21swapper/111:23:341
544499360,22cyclictest13997-21/usr/sbin/munin12:00:241
544499360,21cyclictest7769-21chrt09:25:581
544499360,21cyclictest2684-21date09:15:251
5446993530,3cyclictest41-21ksoftirqd/308:50:133
5446993529,4cyclictest41-21ksoftirqd/312:27:243
139391350,1ptp4l401ktimersoftd/310:09:243
139391350,1ptp4l391rcuc/311:03:513
139391350,0ptp4l401ktimersoftd/308:10:003
5446993428,4cyclictest41-21ksoftirqd/312:18:013
5446993428,4cyclictest41-21ksoftirqd/312:01:443
5446993428,4cyclictest41-21ksoftirqd/311:19:093
5446993428,4cyclictest41-21ksoftirqd/309:46:533
5446993428,4cyclictest41-21ksoftirqd/309:02:463
5446993428,3cyclictest41-21ksoftirqd/307:55:013
544499340,21cyclictest1404-21/usr/sbin/munin11:30:231
544499340,20cyclictest30114-21timerandwakeup09:05:261
544499340,20cyclictest30114-21timerandwakeup09:05:261
5446993328,3cyclictest41-21ksoftirqd/311:58:003
5446993328,3cyclictest41-21ksoftirqd/310:30:133
5446993327,4cyclictest41-21ksoftirqd/311:53:513
5446993327,4cyclictest41-21ksoftirqd/310:28:063
5446993327,4cyclictest41-21ksoftirqd/307:58:033
5446993327,4cyclictest41-21ksoftirqd/307:17:233
544499331,20cyclictest5247-21expr10:30:141
544499330,20cyclictest7715-21latency08:20:221
544499330,19cyclictest0-21swapper/107:20:161
5446993227,3cyclictest41-21ksoftirqd/310:45:103
5446993226,4cyclictest41-21ksoftirqd/309:16:543
5446993226,4cyclictest41-21ksoftirqd/308:32:453
5446993226,4cyclictest41-21ksoftirqd/308:02:123
5446993127,3cyclictest41-21ksoftirqd/308:14:333
5446993126,3cyclictest41-21ksoftirqd/312:15:003
5446993126,3cyclictest41-21ksoftirqd/309:10:143
5446993124,5cyclictest41-21ksoftirqd/312:33:023
5446993124,5cyclictest41-21ksoftirqd/309:06:073
5446993124,5cyclictest41-21ksoftirqd/309:06:073
5446993025,3cyclictest41-21ksoftirqd/311:23:313
5446993025,3cyclictest41-21ksoftirqd/311:11:193
5446993025,3cyclictest41-21ksoftirqd/310:58:113
5446993025,3cyclictest41-21ksoftirqd/310:00:593
5446993024,4cyclictest41-21ksoftirqd/309:59:453
5446993024,4cyclictest41-21ksoftirqd/309:33:303
5446993024,4cyclictest41-21ksoftirqd/307:31:553
5446993024,3cyclictest41-21ksoftirqd/308:20:593
5444993024,4cyclictest25-21ksoftirqd/111:41:041
544499301,25cyclictest30023-21cp10:15:011
139391300,0ptp4l401ktimersoftd/309:26:103
139391300,0ptp4l401ktimersoftd/308:17:173
5446992924,3cyclictest41-21ksoftirqd/311:40:433
5446992924,3cyclictest41-21ksoftirqd/310:40:423
5446992923,4cyclictest41-21ksoftirqd/312:20:053
5446992923,4cyclictest41-21ksoftirqd/310:21:203
139391290,0ptp4l401ktimersoftd/308:49:293
139391290,0ptp4l401ktimersoftd/308:40:073
139391290,0ptp4l401ktimersoftd/308:27:553
5446992823,3cyclictest41-21ksoftirqd/307:44:063
139391280,0ptp4l401ktimersoftd/309:38:273
139391280,0ptp4l401ktimersoftd/307:36:323
5446992723,2cyclictest41-21ksoftirqd/307:23:193
5446992721,4cyclictest41-21ksoftirqd/307:10:293
5446992720,5cyclictest41-21ksoftirqd/312:05:333
5446992720,5cyclictest41-21ksoftirqd/312:05:333
139391270,0ptp4l401ktimersoftd/312:36:123
139391270,0ptp4l401ktimersoftd/312:36:123
5446992621,3cyclictest41-21ksoftirqd/310:13:153
5446992520,3cyclictest41-21ksoftirqd/308:55:103
139391250,0ptp4l401ktimersoftd/307:25:273
139391230,0ptp4l401ktimersoftd/311:31:133
139391230,0ptp4l401ktimersoftd/307:45:443
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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