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2026-02-05 - 06:54
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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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 792 highest latencies:
System rackdslot3.osadl.org (updated Thu Feb 05, 2026 00:45:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8482206173,22sleep20-21swapper/219:08:432
8482206173,22sleep20-21swapper/219:08:432
6802203170,22sleep30-21swapper/319:06:393
6802203170,22sleep30-21swapper/319:06:393
7802202168,22sleep10-21swapper/119:07:501
7802202168,22sleep10-21swapper/119:07:501
6822199165,23sleep00-21swapper/019:06:400
6822199165,23sleep00-21swapper/019:06:400
139391660,1ptp4l401ktimersoftd/323:55:113
124099620,22cyclictest17503-21expr21:55:280
124099610,20cyclictest17121-21irqstats00:10:180
124099600,20cyclictest13064-21irqrtprio22:55:180
104582570,2sleep10-21swapper/121:40:251
139391550,1ptp4l401ktimersoftd/319:10:153
208382540,2sleep30-21swapper/320:55:223
139391530,1ptp4l401ktimersoftd/321:55:023
124099520,18cyclictest3085-21mailstats21:25:240
65272510,2sleep00-21swapper/023:50:130
124099460,33cyclictest22671-21awk22:05:280
139391430,0ptp4l401ktimersoftd/323:05:403
139391430,0ptp4l401ktimersoftd/322:04:423
139391430,0ptp4l401ktimersoftd/320:45:243
1242994339,2cyclictest33-21ksoftirqd/223:40:002
1242994339,2cyclictest33-21ksoftirqd/221:39:592
1242994338,3cyclictest33-21ksoftirqd/200:20:002
1242994338,3cyclictest33-21ksoftirqd/200:20:002
139391420,0ptp4l401ktimersoftd/320:39:153
1242994211,4cyclictest33-21ksoftirqd/219:25:162
124099420,21cyclictest14650-21mailstats19:35:250
124099420,21cyclictest14650-21mailstats19:35:240
1242994136,2cyclictest33-21ksoftirqd/221:55:002
1242994118,3cyclictest33-21ksoftirqd/222:45:262
1242994035,3cyclictest33-21ksoftirqd/221:50:002
1242994010,4cyclictest33-21ksoftirqd/223:44:592
1242994010,3cyclictest33-21ksoftirqd/222:25:262
1242993934,3cyclictest33-21ksoftirqd/222:35:132
1242993934,3cyclictest33-21ksoftirqd/219:55:202
124299388,3cyclictest33-21ksoftirqd/223:50:212
124299387,7cyclictest33-21ksoftirqd/223:10:012
1242993833,3cyclictest33-21ksoftirqd/221:25:262
1242993828,8cyclictest33-21ksoftirqd/221:10:152
124299382,3cyclictest121rcu_preempt22:00:212
1241993834,2cyclictest25-21ksoftirqd/121:30:001
1241993833,3cyclictest25-21ksoftirqd/121:40:001
1241993833,3cyclictest25-21ksoftirqd/120:10:001
1243993731,4cyclictest41-21ksoftirqd/322:13:213
124299376,9cyclictest33-21ksoftirqd/220:10:292
124299376,5cyclictest121rcu_preempt22:55:232
1242993734,2cyclictest33-21ksoftirqd/220:25:012
1242993733,2cyclictest33-21ksoftirqd/220:55:182
1242993732,3cyclictest33-21ksoftirqd/219:45:252
1242993732,3cyclictest33-21ksoftirqd/219:20:012
1242993732,2cyclictest33-21ksoftirqd/219:54:592
124299371,4cyclictest33-21ksoftirqd/222:05:272
1241993732,3cyclictest25-21ksoftirqd/123:30:181
1241993732,3cyclictest25-21ksoftirqd/120:14:591
1241993731,3cyclictest25-21ksoftirqd/123:55:001
1241993731,3cyclictest25-21ksoftirqd/121:20:001
1240993732,3cyclictest1363-21sh21:25:010
124099370,22cyclictest8894-21awk19:25:160
139391360,0ptp4l401ktimersoftd/323:49:253
1243993631,3cyclictest41-21ksoftirqd/319:40:013
1243993631,3cyclictest41-21ksoftirqd/319:40:013
1243993631,3cyclictest41-21ksoftirqd/319:15:103
124299366,3cyclictest33-21ksoftirqd/200:25:242
1242993632,2cyclictest33-21ksoftirqd/222:20:172
1242993632,2cyclictest33-21ksoftirqd/219:40:242
1242993631,4cyclictest33-21ksoftirqd/219:40:002
1242993631,4cyclictest33-21ksoftirqd/219:40:002
1242993631,3cyclictest33-21ksoftirqd/223:05:012
1242993631,3cyclictest33-21ksoftirqd/220:55:002
1242993631,3cyclictest33-21ksoftirqd/220:15:312
1242993631,3cyclictest33-21ksoftirqd/220:10:012
1242993630,4cyclictest33-21ksoftirqd/219:35:012
1242993630,3cyclictest33-21ksoftirqd/220:30:152
1242993630,3cyclictest33-21ksoftirqd/200:05:132
1242993629,5cyclictest33-21ksoftirqd/221:42:062
124299361,2cyclictest121rcu_preempt00:00:192
1241993630,4cyclictest25-21ksoftirqd/123:11:061
1241993630,4cyclictest25-21ksoftirqd/122:17:041
1241993630,4cyclictest25-21ksoftirqd/100:15:011
1241993630,4cyclictest25-21ksoftirqd/100:02:171
1241993630,3cyclictest25-21ksoftirqd/121:09:591
1241993629,5cyclictest25-21ksoftirqd/122:38:341
1241993629,5cyclictest25-21ksoftirqd/119:43:151
124099360,20cyclictest0-21swapper/000:06:530
139391350,1ptp4l0-21swapper/323:54:333
1243993530,3cyclictest41-21ksoftirqd/321:44:003
1243993529,4cyclictest41-21ksoftirqd/323:01:013
1243993529,4cyclictest41-21ksoftirqd/321:20:363
1243993529,4cyclictest41-21ksoftirqd/319:51:323
1243993529,4cyclictest41-21ksoftirqd/300:07:163
1242993531,2cyclictest33-21ksoftirqd/221:20:182
1242993530,3cyclictest33-21ksoftirqd/223:55:132
1242993530,3cyclictest33-21ksoftirqd/223:45:412
1242993530,3cyclictest33-21ksoftirqd/222:50:162
1242993530,3cyclictest33-21ksoftirqd/220:35:162
1242993530,3cyclictest33-21ksoftirqd/219:10:142
1242993530,3cyclictest33-21ksoftirqd/200:38:342
1242993529,4cyclictest33-21ksoftirqd/220:27:092
124299351,4cyclictest33-21ksoftirqd/221:00:182
124299350,4cyclictest33-21ksoftirqd/222:10:202
124199356,27cyclictest6216-21cut21:35:001
1241993530,3cyclictest25-21ksoftirqd/123:50:011
1241993530,3cyclictest25-21ksoftirqd/122:20:181
1241993530,3cyclictest25-21ksoftirqd/122:00:001
1241993530,3cyclictest25-21ksoftirqd/119:24:591
1241993530,3cyclictest25-21ksoftirqd/100:35:171
1241993530,3cyclictest25-21ksoftirqd/100:25:191
1241993529,4cyclictest25-21ksoftirqd/122:45:551
1241993529,4cyclictest25-21ksoftirqd/120:15:401
1241993529,4cyclictest25-21ksoftirqd/119:36:371
1241993529,4cyclictest25-21ksoftirqd/119:36:371
1241993521,12cyclictest25-21ksoftirqd/119:30:241
1240993531,3cyclictest9-21ksoftirqd/023:30:000
124099350,17cyclictest0-21swapper/020:30:260
139391340,0ptp4l401ktimersoftd/322:55:253
1243993429,3cyclictest41-21ksoftirqd/320:03:073
1243993429,3cyclictest41-21ksoftirqd/319:57:573
1243993428,4cyclictest41-21ksoftirqd/320:19:273
1243993428,4cyclictest41-21ksoftirqd/320:14:053
1242993430,3cyclictest33-21ksoftirqd/223:25:262
1242993430,2cyclictest33-21ksoftirqd/223:20:172
1242993430,2cyclictest33-21ksoftirqd/221:55:232
1242993430,2cyclictest33-21ksoftirqd/221:30:172
1242993430,2cyclictest33-21ksoftirqd/220:45:192
1242993429,3cyclictest33-21ksoftirqd/223:10:142
1242993429,3cyclictest33-21ksoftirqd/200:31:152
1242993429,3cyclictest33-21ksoftirqd/200:20:242
1242993429,3cyclictest33-21ksoftirqd/200:20:242
1242993429,2cyclictest33-21ksoftirqd/222:40:142
1242993428,3cyclictest33-21ksoftirqd/222:35:002
1242993428,3cyclictest33-21ksoftirqd/221:05:202
1241993430,3cyclictest25-21ksoftirqd/100:16:171
1241993430,3cyclictest25-21ksoftirqd/100:16:171
1241993428,4cyclictest25-21ksoftirqd/123:44:451
1241993428,4cyclictest25-21ksoftirqd/123:02:561
1241993428,4cyclictest25-21ksoftirqd/122:28:071
1241993428,4cyclictest25-21ksoftirqd/120:29:241
1241993422,10cyclictest25-21ksoftirqd/120:45:271
1240993428,4cyclictest9-21ksoftirqd/022:25:000
1240993427,5cyclictest9-21ksoftirqd/022:35:000
1243993328,3cyclictest41-21ksoftirqd/322:18:023
1243993327,4cyclictest41-21ksoftirqd/323:26:533
1243993327,4cyclictest41-21ksoftirqd/323:24:163
1243993327,4cyclictest41-21ksoftirqd/322:33:343
1243993327,4cyclictest41-21ksoftirqd/321:00:063
1243993327,4cyclictest41-21ksoftirqd/320:31:473
1243993327,4cyclictest41-21ksoftirqd/300:27:303
124299336,3cyclictest33-21ksoftirqd/223:15:252
1242993328,3cyclictest33-21ksoftirqd/223:30:262
1242993328,3cyclictest33-21ksoftirqd/200:10:262
1242993327,4cyclictest33-21ksoftirqd/220:40:202
1242993327,4cyclictest33-21ksoftirqd/219:24:232
1242993327,3cyclictest33-21ksoftirqd/221:15:142
1242993319,12cyclictest33-21ksoftirqd/220:00:132
1241993329,2cyclictest25-21ksoftirqd/119:20:001
1241993328,3cyclictest25-21ksoftirqd/122:55:121
1241993328,3cyclictest25-21ksoftirqd/100:20:181
1241993328,3cyclictest25-21ksoftirqd/100:20:181
1241993327,4cyclictest25-21ksoftirqd/123:05:531
1241993327,4cyclictest25-21ksoftirqd/122:06:031
1241993327,4cyclictest25-21ksoftirqd/121:04:541
1241993327,4cyclictest25-21ksoftirqd/120:44:571
1241993327,4cyclictest25-21ksoftirqd/120:20:451
1241993327,4cyclictest25-21ksoftirqd/100:05:061
1240993328,3cyclictest9-21ksoftirqd/021:10:000
1240993327,4cyclictest9-21ksoftirqd/022:51:190
1240993327,4cyclictest9-21ksoftirqd/022:26:360
1240993327,4cyclictest9-21ksoftirqd/021:54:070
1240993327,4cyclictest9-21ksoftirqd/020:51:170
124099330,18cyclictest0-21swapper/020:15:280
139391320,0ptp4l401ktimersoftd/323:39:543
1243993227,3cyclictest41-21ksoftirqd/323:43:513
1243993227,3cyclictest41-21ksoftirqd/320:27:423
1243993227,3cyclictest41-21ksoftirqd/300:15:133
1243993227,3cyclictest41-21ksoftirqd/300:15:133
1243993226,4cyclictest41-21ksoftirqd/323:18:183
1243993226,4cyclictest41-21ksoftirqd/322:08:223
1243993226,4cyclictest41-21ksoftirqd/321:49:253
124299325,7cyclictest33-21ksoftirqd/222:15:122
1241993228,2cyclictest25-21ksoftirqd/122:10:191
1241993227,3cyclictest25-21ksoftirqd/122:41:421
1241993227,3cyclictest25-21ksoftirqd/121:50:121
1241993227,3cyclictest25-21ksoftirqd/119:59:511
1241993227,2cyclictest25-21ksoftirqd/123:40:011
1241993226,4cyclictest25-21ksoftirqd/119:54:591
1241993226,4cyclictest25-21ksoftirqd/119:12:221
1241993225,5cyclictest25-21ksoftirqd/123:23:181
124199320,2cyclictest121rcu_preempt20:50:221
1240993227,3cyclictest9-21ksoftirqd/020:05:090
1240993226,4cyclictest9-21ksoftirqd/023:35:040
1240993226,4cyclictest9-21ksoftirqd/023:22:170
1240993226,4cyclictest9-21ksoftirqd/023:16:000
1240993226,4cyclictest9-21ksoftirqd/020:57:510
1240993226,4cyclictest9-21ksoftirqd/019:50:030
1240993226,4cyclictest9-21ksoftirqd/019:17:230
1240993226,4cyclictest9-21ksoftirqd/000:38:510
139391310,0ptp4l401ktimersoftd/321:30:513
1243993126,3cyclictest41-21ksoftirqd/321:17:523
1243993126,3cyclictest41-21ksoftirqd/300:30:233
1243993125,4cyclictest41-21ksoftirqd/323:32:063
1243993125,4cyclictest41-21ksoftirqd/322:49:423
1243993124,5cyclictest41-21ksoftirqd/320:52:533
1241993127,3cyclictest25-21ksoftirqd/121:25:001
1241993126,3cyclictest25-21ksoftirqd/122:52:041
1241993126,3cyclictest25-21ksoftirqd/120:35:101
1241993126,3cyclictest25-21ksoftirqd/100:00:001
1241993125,4cyclictest25-21ksoftirqd/119:29:421
1240993127,3cyclictest9-21ksoftirqd/020:22:340
1240993126,3cyclictest9-21ksoftirqd/023:34:320
1240993125,4cyclictest9-21ksoftirqd/021:45:490
1240993125,4cyclictest9-21ksoftirqd/021:17:130
1240993125,4cyclictest9-21ksoftirqd/021:14:570
1240993125,4cyclictest9-21ksoftirqd/000:16:120
1240993125,4cyclictest9-21ksoftirqd/000:16:120
124099310,18cyclictest0-21swapper/023:40:270
139391300,0ptp4l401ktimersoftd/321:50:143
1243993025,3cyclictest41-21ksoftirqd/321:37:553
1243993025,3cyclictest41-21ksoftirqd/319:22:353
1243993024,4cyclictest41-21ksoftirqd/320:05:163
1241993025,3cyclictest25-21ksoftirqd/121:45:141
1241993025,3cyclictest25-21ksoftirqd/120:34:591
1241993025,3cyclictest25-21ksoftirqd/100:30:121
1240993025,3cyclictest9-21ksoftirqd/022:20:000
1240993024,4cyclictest9-21ksoftirqd/022:46:300
1240993024,4cyclictest9-21ksoftirqd/022:37:400
1240993024,4cyclictest9-21ksoftirqd/020:42:380
1240993024,4cyclictest9-21ksoftirqd/020:35:360
1240993013,15cyclictest20967-21/usr/sbin/munin00:20:200
1240993013,15cyclictest20967-21/usr/sbin/munin00:20:200
139391290,0ptp4l401ktimersoftd/322:38:253
1243992924,3cyclictest41-21ksoftirqd/322:50:103
1243992924,3cyclictest41-21ksoftirqd/322:20:553
1243992924,3cyclictest41-21ksoftirqd/320:43:143
1243992924,3cyclictest41-21ksoftirqd/319:29:003
1243992924,3cyclictest41-21ksoftirqd/300:36:533
1243992923,4cyclictest41-21ksoftirqd/321:11:503
1241992924,3cyclictest25-21ksoftirqd/120:02:021
1240992923,4cyclictest9-21ksoftirqd/021:36:020
1240992923,4cyclictest9-21ksoftirqd/020:46:230
1240992923,4cyclictest9-21ksoftirqd/020:29:520
139391280,0ptp4l401ktimersoftd/300:10:483
1243992822,4cyclictest41-21ksoftirqd/322:25:123
1241992824,3cyclictest25-21ksoftirqd/121:00:011
1241992824,2cyclictest25-21ksoftirqd/119:45:191
1241992823,3cyclictest25-21ksoftirqd/122:31:231
1241992822,4cyclictest25-21ksoftirqd/123:16:241
1241992822,4cyclictest25-21ksoftirqd/122:02:341
1240992823,3cyclictest9-21ksoftirqd/000:28:360
1240992822,4cyclictest9-21ksoftirqd/023:55:060
1240992822,4cyclictest9-21ksoftirqd/023:07:490
1240992822,4cyclictest9-21ksoftirqd/022:04:150
1240992822,4cyclictest9-21ksoftirqd/019:40:040
1240992822,4cyclictest9-21ksoftirqd/019:13:340
1240992822,4cyclictest9-21ksoftirqd/000:32:460
1240992813,13cyclictest9014-21/usr/sbin/munin21:40:130
124099281,24cyclictest12205-21grep19:30:240
139391270,0ptp4l401ktimersoftd/319:50:013
139391270,0ptp4l401ktimersoftd/319:40:523
1243992722,3cyclictest41-21ksoftirqd/321:26:483
1243992722,3cyclictest41-21ksoftirqd/321:09:143
1243992722,3cyclictest41-21ksoftirqd/320:24:493
1241992723,3cyclictest25-21ksoftirqd/123:30:001
1241992717,9cyclictest25-21ksoftirqd/121:10:261
124099278,16cyclictest5867-21if_enp4s022:40:170
124099277,17cyclictest24256-21date21:04:590
1240992722,3cyclictest9-21ksoftirqd/021:33:210
1240992722,3cyclictest9-21ksoftirqd/019:20:340
1240992721,4cyclictest9-21ksoftirqd/020:03:190
124099271,24cyclictest1300-21snmpd23:46:050
139391260,0ptp4l401ktimersoftd/300:03:573
1243992621,3cyclictest41-21ksoftirqd/322:42:353
1240992620,4cyclictest9-21ksoftirqd/020:10:380
124099261,22cyclictest16447-21/usr/sbin/munin23:00:260
124099260,23cyclictest11250-21basename00:00:100
1243992520,3cyclictest41-21ksoftirqd/323:12:213
1243992520,3cyclictest41-21ksoftirqd/319:31:273
1243992520,3cyclictest41-21ksoftirqd/300:22:533
1243992520,3cyclictest41-21ksoftirqd/300:22:533
1240992519,4cyclictest9-21ksoftirqd/022:11:000
124099251,21cyclictest24255-21/usr/sbin/munin19:55:270
124099250,22cyclictest21794-21sed23:15:010
124099240,21cyclictest18161-21tr19:45:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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