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2026-01-26 - 08:48
[ 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 Mon Jan 26, 2026 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
36556552950,1sleep73655656-21cat20:32:137
174532660,1sleep717455-21kthreadcore00:27:197
3486938995755,2cyclictest3925519-21kworker/u16:5+events_unbound00:22:165
3486938995755,2cyclictest3867811-21kworker/u16:0+events_unbound23:52:315
3486938995654,2cyclictest3925519-21kworker/u16:5+events_unbound00:27:155
348642225443,7sleep50-21swapper/519:03:425
3486939995350,2cyclictest4085450-21kworker/u16:1+events_unbound23:52:146
3486939995350,2cyclictest3925519-21kworker/u16:5+flush-8:023:17:156
348658525319,30sleep70-21swapper/719:06:017
3486939995149,2cyclictest3698864-21kworker/u16:1+flush-8:022:47:146
3486939995148,2cyclictest3698864-21kworker/u16:1+events_unbound22:42:146
3486939995148,2cyclictest3698864-21kworker/u16:1+events_unbound21:27:156
3486939995048,2cyclictest3925519-21kworker/u16:5+flush-8:000:17:296
3486938995048,2cyclictest4110225-21kworker/u16:3+flush-8:023:57:155
3486938994947,2cyclictest3519787-21kworker/u16:3+events_unbound21:02:185
348637224939,7sleep40-21swapper/419:03:014
3486939994846,2cyclictest3988982-21kworker/u16:2+events_unbound23:27:296
3486939994846,2cyclictest3867811-21kworker/u16:0+events_unbound23:22:306
3486939994845,2cyclictest3698864-21kworker/u16:1+events_unbound22:37:136
348639424837,7sleep60-21swapper/619:03:196
3486944994741,5cyclictest3496440-21latency_hist19:12:007
3486939994745,2cyclictest4180672-21kworker/u16:0+events_unbound00:27:266
3486939994745,2cyclictest3698864-21kworker/u16:1+events_unbound21:17:156
3486938994745,2cyclictest3698864-21kworker/u16:1+flush-8:022:22:155
3486938994644,2cyclictest3925519-21kworker/u16:5+flush-8:000:12:285
3486938994644,2cyclictest3925519-21kworker/u16:5+events_unbound23:32:325
348694499450,44cyclictest3746678-21latency_hist21:16:597
3486938994543,2cyclictest3925519-21kworker/u16:5+events_unbound00:32:165
3486938994543,2cyclictest3616009-21kworker/u16:2+flush-8:020:47:275
3486938994543,2cyclictest3519787-21kworker/u16:3+events_unbound20:42:305
3486938994543,2cyclictest3519787-21kworker/u16:3+events_unbound20:42:305
3486939994442,2cyclictest3988982-21kworker/u16:2+flush-8:023:12:306
3486939994442,2cyclictest3867811-21kworker/u16:0+events_unbound22:57:336
3486939994442,2cyclictest3698864-21kworker/u16:1+events_unbound22:32:146
3486939994442,2cyclictest3698864-21kworker/u16:1+events_unbound22:22:186
3486938994442,2cyclictest3867811-21kworker/u16:0+flush-8:023:02:155
3486938994442,2cyclictest3698864-21kworker/u16:1+events_unbound22:27:255
3486938994442,2cyclictest3519787-21kworker/u16:3+events_unbound19:47:275
3486939994342,1cyclictest3988982-21kworker/u16:2+events_unbound23:32:146
3486939994341,2cyclictest3867811-21kworker/u16:0+events_unbound23:47:256
3486939994340,2cyclictest3698864-21kworker/u16:1+events_unbound22:12:146
3486939994340,2cyclictest3698864-21kworker/u16:1+events_unbound22:02:146
3486939994340,2cyclictest3698864-21kworker/u16:1+events_unbound22:02:146
3486938994341,2cyclictest3925519-21kworker/u16:5+flush-8:000:07:285
3486938994341,2cyclictest3925519-21kworker/u16:5+flush-8:000:07:285
3486938994341,2cyclictest3925519-21kworker/u16:5+events_unbound22:37:275
3486938994340,2cyclictest3698864-21kworker/u16:1+events_unbound21:32:015
3486939994240,2cyclictest3842511-21kworker/u16:3+flush-8:021:57:346
3486939994240,2cyclictest3519787-21kworker/u16:3+flush-8:019:52:156
3486938994240,2cyclictest3988982-21kworker/u16:2+flush-8:023:22:155
3486938994240,2cyclictest3698864-21kworker/u16:1+events_unbound21:26:505
3486938994240,2cyclictest3496433-21kworker/u16:1+events_unbound19:17:355
3486939994139,2cyclictest3842511-21kworker/u16:3+flush-8:022:11:596
3486938994139,2cyclictest4110225-21kworker/u16:3+events_unbound00:02:285
3486938994139,2cyclictest3988982-21kworker/u16:2+events_unbound23:07:275
3486938994139,2cyclictest3744416-21kworker/u16:4+events_unbound21:40:505
3486938994139,2cyclictest3558343-21kworker/u16:0+events_unbound20:17:315
3486939994038,2cyclictest3804981-21kworker/u16:0+events_unbound21:40:196
3486938994038,2cyclictest4180672-21kworker/u16:0+events_unbound00:20:055
3486938994038,2cyclictest4085450-21kworker/u16:1+flush-8:023:47:315
3486938994038,2cyclictest3842421-21kworker/u16:2+events_unbound22:02:285
3486938994038,2cyclictest3842421-21kworker/u16:2+events_unbound22:02:285
3486938994037,2cyclictest3744416-21kworker/u16:4+events_unbound21:57:025
3486938994037,2cyclictest3577888-21kworker/u16:1+events_unbound20:07:145
3486939993937,2cyclictest4110225-21kworker/u16:3+events_unbound00:07:216
3486939993937,2cyclictest4110225-21kworker/u16:3+events_unbound00:07:216
3486939993937,2cyclictest3698864-21kworker/u16:1+events_unbound21:22:266
3486938993937,2cyclictest3988982-21kworker/u16:2+events_unbound23:27:545
3486938993937,2cyclictest3925519-21kworker/u16:5+events_unbound23:17:275
3486938993937,2cyclictest3925519-21kworker/u16:5+events_unbound23:12:285
3486938993937,2cyclictest3867811-21kworker/u16:0+flush-8:022:32:285
3486938993937,2cyclictest3867811-21kworker/u16:0+events_unbound22:57:295
3486938993937,2cyclictest3698864-21kworker/u16:1+flush-8:022:12:155
3486938993937,2cyclictest3698864-21kworker/u16:1+events_unbound21:21:515
3486938993937,2cyclictest3577888-21kworker/u16:1+events_unbound20:02:345
3486938993937,2cyclictest3558343-21kworker/u16:0+events_unbound21:10:505
3486938993836,2cyclictest3867811-21kworker/u16:0+events_unbound22:18:185
3486938993836,2cyclictest3698864-21kworker/u16:1+events_unbound22:45:025
3486944993733,3cyclictest4104563-21kthreadcore23:42:227
3486944993731,5cyclictest3867774-21latency_hist22:06:597
3486944993731,5cyclictest3867774-21latency_hist22:06:597
3486939993735,2cyclictest3616009-21kworker/u16:2+flush-8:020:52:296
3486939993735,2cyclictest3558343-21kworker/u16:0+events_unbound21:08:516
3486939993734,2cyclictest4110225-21kworker/u16:3+flush-8:000:02:106
3486939993734,2cyclictest3916643-21kworker/u16:2+flush-8:022:27:106
3486938993735,2cyclictest3925519-21kworker/u16:5+events_unbound23:46:055
3486938993735,2cyclictest3842511-21kworker/u16:3+events_unbound22:11:355
3486938993735,2cyclictest3804981-21kworker/u16:0+events_unbound21:49:345
3486938993735,2cyclictest3698864-21kworker/u16:1+events_unbound22:51:155
3486938993735,2cyclictest3698864-21kworker/u16:1+events_unbound21:27:175
3486934993734,2cyclictest3867811-21kworker/u16:0+flush-8:022:52:304
3486944993630,5cyclictest3819320-21latency_hist21:47:007
3486939993634,2cyclictest3988982-21kworker/u16:2+events_unbound23:07:506
3486939993634,2cyclictest3558343-21kworker/u16:0+flush-8:021:02:266
3486939993634,2cyclictest3519787-21kworker/u16:3+flush-8:020:42:156
3486939993634,2cyclictest3519787-21kworker/u16:3+flush-8:020:42:156
3486939993633,2cyclictest3716311-21kworker/u16:2+flush-8:021:12:156
3486938993634,2cyclictest4085450-21kworker/u16:1+events_unbound23:38:535
3486938993634,2cyclictest3744416-21kworker/u16:4+events_unbound21:43:075
3486939993534,1cyclictest3925519-21kworker/u16:5+events_unbound23:45:026
3486939993534,1cyclictest3744416-21kworker/u16:4+events_unbound21:54:356
3486939993533,2cyclictest3744416-21kworker/u16:4+events_unbound21:35:106
3486939993533,2cyclictest3698864-21kworker/u16:1+events_unbound22:19:266
3486939993533,2cyclictest11904-21kworker/u16:1+events_unbound00:33:486
3486938993533,2cyclictest3698864-21kworker/u16:1+events_unbound22:56:225
3486939993433,1cyclictest3519787-21kworker/u16:3+events_unbound19:32:256
3486939993432,2cyclictest4180672-21kworker/u16:0+events_unbound00:15:536
3486939993432,2cyclictest3925519-21kworker/u16:5+events_unbound22:54:116
3486939993431,2cyclictest3804981-21kworker/u16:0+events_unbound21:44:196
3486938993432,2cyclictest3804981-21kworker/u16:0+events_unbound21:54:475
3486939993331,2cyclictest3925519-21kworker/u16:5+events_unbound23:41:026
3486939993331,2cyclictest3744416-21kworker/u16:4+flush-8:021:47:436
3486938993331,2cyclictest3716311-21kworker/u16:2+events_unbound21:15:425
3486939993230,2cyclictest4134351-21kworker/u16:2+flush-8:000:22:336
3486939993129,2cyclictest3698864-21kworker/u16:1+flush-8:020:57:206
3486939993028,2cyclictest3867811-21kworker/u16:0+events_unbound23:04:156
3486939993028,2cyclictest3519787-21kworker/u16:3+flush-8:020:27:176
3486944992924,4cyclictest3703215-21latency_hist20:57:007
3486944992923,5cyclictest3606655-21latency_hist20:07:007
348694499290,28cyclictest27128-21irqcore00:32:187
3486939992926,2cyclictest3558343-21kworker/u16:0+events_unbound19:57:026
3486938992927,2cyclictest3616009-21kworker/u16:2+events_unbound20:55:265
348694499280,27cyclictest4097969-21latency_hist23:41:597
3486939992826,2cyclictest3616009-21kworker/u16:2+events_unbound20:37:276
3486938992827,1cyclictest3616009-21kworker/u16:2+flush-8:020:32:215
3486938992826,2cyclictest3519617-21kworker/u16:2+events_unbound19:41:045
3486939992725,2cyclictest4134351-21kworker/u16:2+events_unbound23:58:356
3486938992725,2cyclictest3616009-21kworker/u16:2+flush-8:020:22:275
3486938992725,2cyclictest3519617-21kworker/u16:2+events_unbound19:23:235
3486938992624,2cyclictest3698864-21kworker/u16:1+events_unbound20:59:115
3486938992624,2cyclictest3519787-21kworker/u16:3+events_unbound19:42:285
3486934992624,2cyclictest3925519-21kworker/u16:5+flush-8:023:41:594
3486938992523,2cyclictest3616009-21kworker/u16:2+events_unbound20:27:215
3486938992522,2cyclictest3496433-21kworker/u16:1+flush-8:019:37:005
3486939992321,2cyclictest3558343-21kworker/u16:0+events_unbound19:47:246
3486938992321,2cyclictest3467803-21kworker/u16:0+events_unbound19:16:115
3486938992320,2cyclictest3616009-21kworker/u16:2+events_unbound20:12:135
3486938992320,2cyclictest3519787-21kworker/u16:3+events_unbound19:27:105
3486939992221,1cyclictest3558343-21kworker/u16:0+events_unbound20:02:196
3486938992220,2cyclictest3519787-21kworker/u16:3+events_unbound20:39:115
3486939992119,2cyclictest3616009-21kworker/u16:2+flush-8:020:12:166
3486939992119,2cyclictest3616009-21kworker/u16:2+events_unbound20:47:256
3486939992119,2cyclictest3577888-21kworker/u16:1+events_unbound20:07:316
3486938992119,2cyclictest3467803-21kworker/u16:0+events_unbound19:09:075
3486944992015,4cyclictest3952706-21latency_hist22:41:597
3486944992015,4cyclictest3683866-21latency_hist20:47:007
3486944992015,4cyclictest3683866-21latency_hist20:47:007
3486939992017,2cyclictest3496433-21kworker/u16:1+flush-8:019:37:156
3486939991916,2cyclictest2032327-21kworker/u16:5+flush-8:019:07:256
3486944991810,7cyclictest0-21swapper/722:22:337
3486939991816,2cyclictest2032327-21kworker/u16:5+flush-8:019:12:256
3486938991815,2cyclictest3558343-21kworker/u16:0+flush-8:019:57:155
3486938991815,2cyclictest3558343-21kworker/u16:0+events_unbound19:52:115
40589572170,1sleep40-21swapper/423:22:324
3486944991713,3cyclictest1267-21snmpd19:51:407
348694499169,6cyclictest0-21swapper/721:37:147
3486944991612,3cyclictest3890876-21sh22:14:527
3486944991612,3cyclictest1267-21snmpd21:10:477
348694499160,15cyclictest1267-21snmpd21:51:157
3486939991614,2cyclictest3519787-21kworker/u16:3+events_unbound19:42:266
348694499158,6cyclictest0-21swapper/722:42:257
348694499158,6cyclictest0-21swapper/722:32:177
348694499156,8cyclictest0-21swapper/723:55:497
348694499155,9cyclictest2334-21cat00:22:167
348694499154,10cyclictest4002383-21iostat_ios23:02:167
348694499151,3cyclictest3547812-21ntp_states19:32:267
3486944991512,2cyclictest0-21swapper/723:12:007
3486944991511,3cyclictest1267-21snmpd20:51:597
348694499150,14cyclictest1267-21snmpd23:10:457
3486939991513,2cyclictest2032327-21kworker/u16:5+events_unbound19:17:106
3486934991512,2cyclictest3988982-21kworker/u16:2+flush-8:023:20:164
348694499149,4cyclictest3616718-21/usr/sbin/munin20:12:287
348694499147,6cyclictest0-21swapper/723:32:137
348694499147,6cyclictest0-21swapper/722:52:317
348694499147,6cyclictest0-21swapper/722:11:147
348694499147,6cyclictest0-21swapper/700:17:297
348694499146,7cyclictest0-21swapper/721:32:287
348694499146,7cyclictest0-21swapper/721:17:137
3486944991413,1cyclictest3722561-21diskmemload23:00:267
348694499141,12cyclictest4179841-21ntpq00:12:267
3486944991411,2cyclictest1267-21snmpd20:23:407
3486939991412,2cyclictest3519617-21kworker/u16:2+events_unbound19:26:316
3486934991413,1cyclictest0-21swapper/422:24:134
3486934991413,1cyclictest0-21swapper/422:18:234
3486934991413,1cyclictest0-21swapper/421:58:124
3486934991413,1cyclictest0-21swapper/421:42:074
3486934991413,1cyclictest0-21swapper/421:38:014
3486934991413,1cyclictest0-21swapper/421:21:094
348693499140,14cyclictest0-21swapper/421:23:124
348693499140,14cyclictest0-21swapper/421:15:004
348693499140,14cyclictest0-21swapper/400:29:234
348694499139,3cyclictest96-21ksoftirqd/721:27:127
348694499139,3cyclictest3501414-21cat19:12:167
348694499139,3cyclictest1267-21snmpd23:17:097
348694499139,3cyclictest1267-21snmpd19:57:077
348694499139,3cyclictest1267-21snmpd19:27:337
348694499136,6cyclictest0-21swapper/723:57:187
348694499136,6cyclictest0-21swapper/723:27:597
348694499136,6cyclictest0-21swapper/723:23:547
348694499136,6cyclictest0-21swapper/721:52:427
348694499136,6cyclictest0-21swapper/700:10:507
348694499136,6cyclictest0-21swapper/700:10:507
348694499136,6cyclictest0-21swapper/700:02:217
348694499135,7cyclictest0-21swapper/722:27:487
348694499135,7cyclictest0-21swapper/722:20:327
348694499134,8cyclictest3759264-21/usr/sbin/munin21:22:177
348694499133,9cyclictest3973881-21ntpq22:47:277
3486944991310,2cyclictest3654918-21idleruntime-cro20:31:597
348694499130,3cyclictest3848331-21kthreadcore21:57:247
348694499130,12cyclictest4119176-21ldconfig23:47:267
348694499130,12cyclictest3554187-21kthreadcore19:37:217
348694499130,11cyclictest1096-21ntpd19:44:217
3486934991312,1cyclictest0-21swapper/423:50:274
3486934991312,1cyclictest0-21swapper/422:06:054
3486934991312,1cyclictest0-21swapper/422:06:054
3486934991312,1cyclictest0-21swapper/421:48:074
3486934991312,1cyclictest0-21swapper/421:29:304
3486934991312,1cyclictest0-21swapper/421:02:234
3486934991312,1cyclictest0-21swapper/419:37:254
3486934991312,1cyclictest0-21swapper/400:16:094
3486934991312,1cyclictest0-21swapper/400:11:534
3486934991312,1cyclictest0-21swapper/400:11:534
348693499130,13cyclictest0-21swapper/423:14:114
348693499130,13cyclictest0-21swapper/422:44:054
348693499130,13cyclictest0-21swapper/422:28:194
348693499130,13cyclictest0-21swapper/421:33:464
348694499129,2cyclictest3510334-21/usr/sbin/munin19:17:297
348694499129,2cyclictest0-21swapper/719:22:007
348694499128,3cyclictest3578095-21/usr/sbin/munin19:52:157
348694499120,4cyclictest3703856-21tr20:57:127
348694499120,4cyclictest3628276-21cut20:17:177
348694499120,2cyclictest3713291-21/usr/sbin/munin21:02:267
348694499120,11cyclictest1096-21ntpd20:09:217
3486939991210,2cyclictest3558343-21kworker/u16:0+flush-8:020:17:166
3486934991211,1cyclictest0-21swapper/423:07:534
3486934991211,1cyclictest0-21swapper/419:19:454
3486934991211,1cyclictest0-21swapper/400:01:104
3486934991210,2cyclictest36428-21kworker/u16:2+flush-8:000:36:554
348693499120,12cyclictest0-21swapper/420:36:134
348693499120,12cyclictest0-21swapper/419:54:084
348694499116,4cyclictest650-21systemd-journal20:37:007
3486934991110,1cyclictest3925519-21kworker/u16:5+events_unbound22:41:314
3486934991110,1cyclictest0-21swapper/419:48:274
3486934991110,1cyclictest0-21swapper/419:34:254
3486934991110,1cyclictest0-21swapper/419:22:364
3486934991110,1cyclictest0-21swapper/419:16:554
348693499110,11cyclictest0-21swapper/420:51:124
348693499110,11cyclictest0-21swapper/420:46:374
348693499110,11cyclictest0-21swapper/420:46:374
348693499110,11cyclictest0-21swapper/420:23:364
348693499110,11cyclictest0-21swapper/419:11:154
348693999108,2cyclictest3496433-21kworker/u16:1+events_unbound19:27:316
348693499109,1cyclictest0-21swapper/423:54:424
348693499109,1cyclictest0-21swapper/423:43:594
348693499109,1cyclictest0-21swapper/423:01:534
348693499109,1cyclictest0-21swapper/422:10:014
348693499109,1cyclictest0-21swapper/420:57:494
348693499109,1cyclictest0-21swapper/420:16:214
348693499109,1cyclictest0-21swapper/420:08:574
348693499109,1cyclictest0-21swapper/419:28:264
348693499109,1cyclictest0-21swapper/400:18:124
348693499109,1cyclictest0-21swapper/400:05:254
348693499100,10cyclictest0-21swapper/419:45:464
34869399998,1cyclictest0-21swapper/620:24:036
34869349998,1cyclictest0-21swapper/422:34:184
34869349998,1cyclictest0-21swapper/421:52:034
34869349998,1cyclictest0-21swapper/400:22:374
34869399987,1cyclictest0-21swapper/620:34:086
34869349987,1cyclictest0-21swapper/423:28:514
34869349987,1cyclictest0-21swapper/422:49:554
34869349987,1cyclictest0-21swapper/421:10:544
34869349987,1cyclictest0-21swapper/420:28:304
34869349976,1cyclictest0-21swapper/420:55:374
34869349972,2cyclictest0-21swapper/419:58:224
34869349970,3cyclictest0-21swapper/420:04:514
34869349963,2cyclictest40123962sleep423:05:344
34869349960,5cyclictest4084327-21chrt23:34:104
34869349950,5cyclictest0-21swapper/422:12:084
34869349950,4cyclictest3673216-21chrt20:37:234
34869349950,4cyclictest3626358-21chrt20:17:044
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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