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2026-01-23 - 05:31
[ 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
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rack0slot2.osadl.org (updated Fri Jan 23, 2026 00:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
38268622930,0sleep40-21swapper/419:52:124
1569642900,0sleep60-21swapper/623:42:296
41759912670,1sleep74175992-21rm22:29:057
373574726656,7sleep60-21swapper/619:03:276
373570925949,7sleep50-21swapper/519:02:545
3736312995452,2cyclictest4068530-21kworker/u16:1+events_unbound21:47:264
3736312995451,2cyclictest4083529-21kworker/u16:3+events_unbound22:02:294
373599525319,30sleep70-21swapper/719:06:577
3736312995250,2cyclictest152310-21kworker/u16:1+events_unbound23:42:254
373597025141,7sleep40-21swapper/419:06:384
3736312995048,2cyclictest4083529-21kworker/u16:3+flush-8:022:12:264
3736312994846,2cyclictest20876-21kworker/u16:2+events_unbound22:52:254
3736312994845,2cyclictest3832410-21kworker/u16:0+events_unbound20:17:304
3736312994845,2cyclictest3818779-21kworker/u16:4+events_unbound20:22:274
3736312994643,2cyclictest4068530-21kworker/u16:1+events_unbound22:07:144
3736312994543,2cyclictest4153409-21kworker/u16:0+events_unbound23:22:464
3736312994543,2cyclictest260584-21kworker/u16:4+events_unbound00:27:284
3736312994341,2cyclictest129489-21kworker/u16:4+events_unbound23:32:294
3736312994340,2cyclictest3048660-21kworker/u16:0+flush-8:019:17:274
3736312994340,2cyclictest184657-21kworker/u16:0+events_unbound00:02:134
3736320994236,5cyclictest3797888-21latency_hist19:37:127
3736312994240,2cyclictest3935797-21kworker/u16:2+events_unbound21:52:254
3736312994139,2cyclictest4068530-21kworker/u16:1+events_unbound22:22:334
3736312994139,2cyclictest3935797-21kworker/u16:2+flush-8:021:57:444
3736312994138,2cyclictest3737524-21kworker/u16:1+events_unbound19:22:244
3736312994138,2cyclictest3737524-21kworker/u16:1+events_unbound19:22:244
3736312994137,3cyclictest3875448-21kworker/u16:3+flush-8:020:32:304
3736312993937,2cyclictest3972059-21kworker/u16:3+events_unbound21:19:144
3736312993937,2cyclictest3894080-21kworker/u16:1+flush-8:021:12:574
3736312993936,2cyclictest187792-21kworker/u16:1+events_unbound23:57:414
3736312993836,2cyclictest4091614-21kworker/u16:4+events_unbound22:18:294
3736312993836,2cyclictest235533-21kworker/u16:0+events_unbound00:19:424
3736312993836,2cyclictest115039-21kworker/u16:2+events_unbound23:39:214
3736320993731,5cyclictest3904035-21latency_hist20:32:127
3736312993735,2cyclictest4153409-21kworker/u16:0+events_unbound23:30:124
3736312993735,2cyclictest4054066-21kworker/u16:3+events_unbound21:42:434
3736312993735,2cyclictest3935797-21kworker/u16:2+flush-8:021:32:454
3736312993734,2cyclictest129488-21kworker/u16:3+events_unbound23:47:264
3736312993634,2cyclictest4091614-21kworker/u16:4+events_unbound22:31:094
3736312993634,2cyclictest187792-21kworker/u16:1+events_unbound00:34:454
3736312993533,2cyclictest4153409-21kworker/u16:0+events_unbound22:45:214
3736312993533,2cyclictest3935797-21kworker/u16:2+events_unbound21:24:174
3736312993533,2cyclictest3935797-21kworker/u16:2+events_unbound21:11:134
3736312993533,2cyclictest3894080-21kworker/u16:1+flush-8:021:27:454
3736312993533,2cyclictest235533-21kworker/u16:0+events_unbound00:14:414
3736312993533,2cyclictest129489-21kworker/u16:4+events_unbound23:54:324
1671682350,1chrt167167-21ip_192.168.115.23:47:277
3736320993433,0cyclictest0-21swapper/723:52:467
3736312993432,2cyclictest3935797-21kworker/u16:2+events_unbound21:37:444
3736312993331,2cyclictest43433-21kworker/u16:3+events_unbound23:17:364
3736312993331,2cyclictest4153409-21kworker/u16:0+events_unbound22:38:504
3736312993330,2cyclictest235533-21kworker/u16:0+flush-8:000:22:214
3736312993230,2cyclictest81452-21kworker/u16:4+events_unbound23:15:014
3736312993230,2cyclictest43433-21kworker/u16:3+events_unbound23:12:054
3736312993230,2cyclictest43433-21kworker/u16:3+events_unbound23:04:054
3736312993230,2cyclictest4153409-21kworker/u16:0+flush-8:022:57:484
3736312993230,2cyclictest4153409-21kworker/u16:0+flush-8:022:57:484
3736312993230,2cyclictest4091614-21kworker/u16:4+flush-8:022:32:274
3736312993230,2cyclictest3818779-21kworker/u16:4+events_unbound20:27:264
3736312993230,2cyclictest214332-21kworker/u16:3+events_unbound00:07:434
3736312993129,2cyclictest20876-21kworker/u16:2+events_unbound22:51:464
3736317993022,4cyclictest235533-21kworker/u16:0+flush-8:000:17:116
39538422280,1chrt3953843-21irqcore20:57:297
39538422280,1chrt3953843-21irqcore20:57:297
3736320992724,2cyclictest129592-21latency_hist23:32:117
3736312992725,2cyclictest3894080-21kworker/u16:1+events_unbound20:52:394
3736312992725,2cyclictest3832410-21kworker/u16:0+flush-8:020:02:114
3736312992724,2cyclictest3737524-21kworker/u16:1+events_unbound19:32:144
3736320992622,3cyclictest124-21kswapd023:07:117
3736315992624,2cyclictest4083529-21kworker/u16:3+flush-8:022:08:065
3736312992624,2cyclictest3818779-21kworker/u16:4+events_unbound19:52:314
3736312992523,2cyclictest3798100-21kworker/u16:0+events_unbound19:45:414
373632099240,23cyclictest902-21dbus-daemon21:27:127
3736317992414,7cyclictest260584-21kworker/u16:4+flush-8:000:32:116
3736320992318,4cyclictest4080622-21latency_hist21:52:127
3736315992321,2cyclictest3935797-21kworker/u16:2+flush-8:021:37:315
3736315992321,2cyclictest3875448-21kworker/u16:3+flush-8:020:17:375
3736320992219,2cyclictest135833-21kthreadcore23:32:337
3736320992216,5cyclictest214271-21latency_hist00:07:127
3736317992220,2cyclictest78058-21kworker/u16:2+flush-8:023:12:116
373632099210,20cyclictest4057963-21grep21:42:287
3736312992119,2cyclictest3935797-21kworker/u16:2+flush-8:020:57:314
3736312992119,2cyclictest3935797-21kworker/u16:2+flush-8:020:57:314
3736312992118,2cyclictest3894080-21kworker/u16:1+flush-8:020:42:324
3736312992018,2cyclictest3832410-21kworker/u16:0+events_unbound20:09:224
3736312992018,2cyclictest3707258-21kworker/u16:2+flush-8:019:27:394
3736312992017,3cyclictest3707258-21kworker/u16:2+flush-8:019:12:284
3736320991914,4cyclictest32571-21latency_hist22:52:117
3736320991813,4cyclictest226399-21latency_hist00:12:117
3736320991812,5cyclictest165827-21latency_hist23:47:117
3736320991711,5cyclictest286880-21latency_hist00:37:117
373632099170,16cyclictest4141292-21cat22:17:117
373632099170,15cyclictest3768592-21awk19:17:437
3736312991715,2cyclictest3932646-21kworker/u16:0+flush-8:021:02:324
3736312991715,2cyclictest3818779-21kworker/u16:4+flush-8:020:07:074
373632099169,6cyclictest0-21swapper/721:07:267
373631799160,16cyclictest0-21swapper/621:47:476
373632099158,6cyclictest0-21swapper/723:17:417
373632099158,6cyclictest0-21swapper/722:57:447
373632099158,6cyclictest0-21swapper/722:57:447
373632099158,6cyclictest0-21swapper/700:22:377
373632099150,13cyclictest3847888-21cut20:02:307
373631799150,1cyclictest0-21swapper/619:45:086
373631799150,13cyclictest0-21swapper/623:31:416
373631599150,1cyclictest0-21swapper/500:26:485
3736312991513,2cyclictest3778979-21kworker/u16:3+events_unbound19:37:324
373632099149,4cyclictest4081937-21cat21:52:287
373632099149,4cyclictest3924485-21cat20:42:287
373632099148,5cyclictest3846155-21latency_hist20:02:117
373632099147,6cyclictest0-21swapper/723:10:217
373632099147,6cyclictest0-21swapper/719:43:497
373632099145,8cyclictest0-21swapper/722:54:527
3736320991411,2cyclictest3806595-21ntpq19:37:377
3736320991410,3cyclictest1267-21snmpd22:37:287
373632099140,13cyclictest1267-21snmpd21:31:067
373632099140,13cyclictest0-21swapper/719:07:357
3736317991413,1cyclictest0-21swapper/623:16:236
3736317991413,1cyclictest0-21swapper/622:43:076
3736317991413,1cyclictest0-21swapper/622:30:216
3736317991413,1cyclictest0-21swapper/622:00:246
373631799140,1cyclictest0-21swapper/621:18:376
373631799140,14cyclictest0-21swapper/622:25:566
373631799140,14cyclictest0-21swapper/620:25:586
373631799140,14cyclictest0-21swapper/600:23:056
3736315991413,1cyclictest0-21swapper/523:24:225
3736315991413,1cyclictest0-21swapper/523:15:425
3736315991413,1cyclictest0-21swapper/523:02:185
3736315991413,1cyclictest0-21swapper/522:18:475
3736315991413,1cyclictest0-21swapper/519:47:365
3736315991413,1cyclictest0-21swapper/519:27:355
373631599140,14cyclictest0-21swapper/521:43:005
2348852140,0sleep7234886-21tr00:12:367
373632099139,3cyclictest1267-21snmpd20:35:017
373632099139,3cyclictest1267-21snmpd20:23:077
373632099139,3cyclictest1267-21snmpd20:21:167
373632099139,3cyclictest1267-21snmpd19:30:127
373632099136,6cyclictest0-21swapper/723:22:407
373632099136,6cyclictest0-21swapper/722:32:257
373632099136,6cyclictest0-21swapper/722:22:527
373632099136,6cyclictest0-21swapper/722:18:567
373632099136,6cyclictest0-21swapper/721:33:177
373632099136,6cyclictest0-21swapper/700:27:287
373632099135,7cyclictest0-21swapper/722:43:427
373632099135,7cyclictest0-21swapper/722:08:097
373632099135,7cyclictest0-21swapper/722:03:387
373632099135,7cyclictest0-21swapper/721:58:397
373632099135,7cyclictest0-21swapper/721:37:167
373632099134,8cyclictest4004909-21ntpq21:17:417
373632099134,8cyclictest3985486-21kthreadcore21:12:317
373632099134,8cyclictest143576-21cut23:37:287
373632099132,10cyclictest239805-21iostat00:17:297
3736320991310,2cyclictest0-21swapper/723:12:397
373632099130,11cyclictest3749988-21/usr/sbin/munin19:12:267
373632099130,11cyclictest190464-21sh23:57:167
3736317991312,1cyclictest0-21swapper/623:49:116
3736317991312,1cyclictest0-21swapper/622:58:256
3736317991312,1cyclictest0-21swapper/622:58:256
3736317991312,1cyclictest0-21swapper/622:02:276
3736317991312,1cyclictest0-21swapper/621:26:596
3736317991312,1cyclictest0-21swapper/621:16:346
373631799130,13cyclictest0-21swapper/623:38:096
373631799130,13cyclictest0-21swapper/621:29:026
373631799130,0cyclictest0-21swapper/620:41:536
3736315991312,1cyclictest0-21swapper/522:40:235
3736315991312,1cyclictest0-21swapper/522:14:325
3736315991312,1cyclictest0-21swapper/521:53:245
3736315991312,1cyclictest0-21swapper/521:28:205
3736315991312,1cyclictest0-21swapper/500:08:405
3736315991312,1cyclictest0-21swapper/500:04:065
373631599130,13cyclictest0-21swapper/523:59:415
373631599130,13cyclictest0-21swapper/523:46:175
373631599130,13cyclictest0-21swapper/522:49:035
373631599130,13cyclictest0-21swapper/521:15:535
373631599130,13cyclictest0-21swapper/500:15:365
373631599130,0cyclictest0-21swapper/523:37:275
373632099129,2cyclictest3941683-21ntpq20:47:367
373632099128,3cyclictest1267-21snmpd19:47:517
373632099127,4cyclictest3944783-21grep20:52:297
373632099127,4cyclictest3914874-21cat20:37:297
373632099120,4cyclictest3770547-21kthreadcore19:22:307
373632099120,4cyclictest3770547-21kthreadcore19:22:307
373631799128,1cyclictest0-21swapper/619:09:306
373631799128,1cyclictest0-21swapper/600:04:476
3736317991211,1cyclictest0-21swapper/623:22:516
3736317991211,1cyclictest0-21swapper/622:56:136
3736317991211,1cyclictest0-21swapper/622:13:016
3736317991211,1cyclictest0-21swapper/621:45:446
3736317991211,1cyclictest0-21swapper/621:08:136
3736317991211,1cyclictest0-21swapper/620:53:056
3736317991211,1cyclictest0-21swapper/619:29:506
3736317991211,1cyclictest0-21swapper/600:11:446
373631799120,12cyclictest0-21swapper/620:19:116
3736315991211,1cyclictest0-21swapper/523:00:065
3736315991211,1cyclictest0-21swapper/523:00:065
3736315991211,1cyclictest0-21swapper/522:25:155
3736315991211,1cyclictest0-21swapper/521:59:435
3736315991211,1cyclictest0-21swapper/521:26:175
3736315991211,1cyclictest0-21swapper/520:03:505
3736315991211,1cyclictest0-21swapper/500:31:035
3736315991211,1cyclictest0-21swapper/500:17:495
3736312991210,2cyclictest3935797-21kworker/u16:2+events_unbound20:51:254
3736312991210,2cyclictest3818779-21kworker/u16:4+flush-8:020:12:324
373632099117,3cyclictest3856185-21/usr/sbin/munin20:07:357
373632099117,3cyclictest1267-21snmpd21:05:057
373632099110,3cyclictest3867934-21kthreadcore20:12:317
373632099110,11cyclictest0-21swapper/719:54:587
373631799118,1cyclictest0-21swapper/619:52:046
373631799117,1cyclictest0-21swapper/622:34:276
373631799116,2cyclictest187792-21kworker/u16:1+flush-8:023:58:006
3736317991110,1cyclictest0-21swapper/623:05:126
3736317991110,1cyclictest0-21swapper/622:49:356
3736317991110,1cyclictest0-21swapper/621:39:266
3736317991110,1cyclictest0-21swapper/621:33:086
3736317991110,1cyclictest0-21swapper/620:44:066
3736317991110,1cyclictest0-21swapper/620:01:136
3736317991110,1cyclictest0-21swapper/619:13:276
3736315991110,1cyclictest0-21swapper/523:52:545
3736315991110,1cyclictest0-21swapper/523:50:425
3736315991110,1cyclictest0-21swapper/522:53:195
3736315991110,1cyclictest0-21swapper/521:51:215
3736315991110,1cyclictest0-21swapper/521:36:425
3736315991110,1cyclictest0-21swapper/521:19:595
3736315991110,1cyclictest0-21swapper/520:45:185
3736315991110,1cyclictest0-21swapper/519:36:155
3736315991110,1cyclictest0-21swapper/519:19:135
373631599110,11cyclictest0-21swapper/521:03:075
373631599110,11cyclictest0-21swapper/520:36:005
373631599110,11cyclictest0-21swapper/519:25:325
373631599110,11cyclictest0-21swapper/519:25:325
373631599110,11cyclictest0-21swapper/519:13:045
373631799109,1cyclictest0-21swapper/623:18:266
373631799109,1cyclictest0-21swapper/622:08:456
373631799109,1cyclictest0-21swapper/620:59:336
373631799109,1cyclictest0-21swapper/620:59:336
373631799109,1cyclictest0-21swapper/620:34:576
373631799109,1cyclictest0-21swapper/620:10:126
373631799109,1cyclictest0-21swapper/600:20:526
373631799108,2cyclictest3737524-21kworker/u16:1+flush-8:019:22:376
373631799108,2cyclictest3737524-21kworker/u16:1+flush-8:019:22:376
373631799108,2cyclictest0-21swapper/623:33:446
373631599109,1cyclictest0-21swapper/523:33:025
373631599109,1cyclictest0-21swapper/522:31:435
373631599109,1cyclictest0-21swapper/521:09:355
373631599109,1cyclictest0-21swapper/520:38:125
373631599109,1cyclictest0-21swapper/520:08:245
373631599100,10cyclictest0-21swapper/519:40:405
373631599100,0cyclictest0-21swapper/520:58:425
373631599100,0cyclictest0-21swapper/520:58:425
373631299108,2cyclictest3894080-21kworker/u16:1+flush-8:020:37:334
373631299108,2cyclictest3048660-21kworker/u16:0+events_unbound19:10:254
37363179998,1cyclictest0-21swapper/620:12:246
37363179997,2cyclictest3048660-21kworker/u16:0+flush-8:019:17:376
37363159998,1cyclictest0-21swapper/523:17:455
37363159998,1cyclictest0-21swapper/523:11:175
37363159998,1cyclictest0-21swapper/520:54:175
37363159998,1cyclictest0-21swapper/520:15:215
37363159998,1cyclictest0-21swapper/520:01:385
37363159990,8cyclictest0-21swapper/520:27:355
37363179987,1cyclictest0-21swapper/623:53:366
37363179987,1cyclictest0-21swapper/621:56:096
37363159987,1cyclictest0-21swapper/522:06:015
37363159987,1cyclictest0-21swapper/519:42:525
37363179976,1cyclictest0-21swapper/620:30:236
37363179976,1cyclictest0-21swapper/600:33:486
37363159976,1cyclictest0-21swapper/522:42:265
37363159976,1cyclictest0-21swapper/520:47:305
37363159974,2cyclictest3737746-21kthreadcore19:07:285
37363179965,1cyclictest0-21swapper/620:48:406
37363179963,2cyclictest41513962sleep622:18:316
37363179960,5cyclictest0-21swapper/619:37:156
37363179960,1cyclictest0-21swapper/620:04:146
37363159965,1cyclictest0-21swapper/520:26:425
37363159965,1cyclictest0-21swapper/500:33:065
37363159963,2cyclictest1272992sleep523:28:115
37363159961,1cyclictest681rcuog/419:56:455
37363179950,5cyclictest0-21swapper/621:02:196
37363179950,5cyclictest0-21swapper/619:32:326
37363179950,4cyclictest4190322-21taskset22:37:226
37363179950,4cyclictest3835546-21taskset19:52:386
37363159950,5cyclictest0-21swapper/522:32:135
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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