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2026-01-26 - 03:05
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

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Default latency plot of shadow in rack #3, slot #3

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
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Click here to display the system's profile data or here to proceed to next system.
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
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack3slot3s.osadl.org (updated Mon Jan 26, 2026 00:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3680665213245,82sleep30-21swapper/319:07:003
368075129362,6sleep00-21swapper/019:08:060
368064328654,9sleep10-21swapper/119:06:421
368059228453,10sleep20-21swapper/219:06:062
3681014992925,2cyclictest0-21swapper/300:00:263
3681014992925,2cyclictest0-21swapper/300:00:263
40749812263,16sleep02831240-21snmpd23:44:310
3681014992420,2cyclictest0-21swapper/322:00:003
368101499231,18cyclictest4030976-21taskset23:18:033
368101499231,18cyclictest3919333-21taskset22:11:373
368101499229,9cyclictest3990015-21taskset22:55:023
368101499222,13cyclictest4089250-21taskset23:50:463
3681014992218,2cyclictest0-21swapper/323:40:173
3681014992217,2cyclictest0-21swapper/300:05:223
3681014992217,2cyclictest0-21swapper/300:05:223
368101499220,15cyclictest3851329-21taskset21:32:053
368101499214,14cyclictest67150irq/132-enp1s0-TxRx-322:05:183
368101499214,14cyclictest67150irq/132-enp1s0-TxRx-322:05:173
368101499212,13cyclictest4056200-21taskset23:32:093
3681014992118,1cyclictest0-21swapper/323:10:223
3681014992117,2cyclictest0-21swapper/322:49:563
3681014992117,1cyclictest0-21swapper/320:40:243
368101499211,3cyclictest0-21swapper/322:23:163
368101499210,17cyclictest4158153-21taskset00:31:073
40979102200,2sleep20-21swapper/223:55:502
38321222200,3sleep13832179-21ntpq21:20:201
368101499202,13cyclictest3773372-21turbostat20:35:013
3681014992017,1cyclictest0-21swapper/322:40:143
3681014992017,1cyclictest0-21swapper/321:16:143
3681014992017,1cyclictest0-21swapper/320:20:143
3681014992016,2cyclictest0-21swapper/321:20:183
3681014992011,7cyclictest0-21swapper/300:25:163
368101499201,14cyclictest3810661-21sleep21:10:003
368101499201,14cyclictest3810661-21sleep21:09:593
41595712191,4sleep03810643-21diskmemload00:33:170
37934942192,5sleep13793532-21ntpq20:50:191
368101499194,12cyclictest0-21swapper/322:25:393
368101499192,12cyclictest3885680-21taskset21:52:083
368101499192,11cyclictest3773624-21taskset20:35:133
3681014991917,1cyclictest0-21swapper/319:35:163
3681014991917,1cyclictest0-21swapper/300:20:223
3681014991916,1cyclictest0-21swapper/321:35:233
3681014991916,1cyclictest0-21swapper/321:00:253
3681014991916,1cyclictest0-21swapper/319:25:013
3681014991916,1cyclictest0-21swapper/300:40:003
3681014991915,2cyclictest0-21swapper/320:45:113
3681014991914,3cyclictest0-21swapper/323:45:513
3681014991914,2cyclictest0-21swapper/320:20:013
3681014991913,1cyclictest0-21swapper/321:25:153
368101499191,15cyclictest0-21swapper/323:27:073
368101499191,13cyclictest4058542-21chrt23:35:073
368101499191,12cyclictest4012235-21taskset23:05:333
41263602181,3sleep00-21swapper/000:14:090
38761122181,3sleep00-21swapper/021:45:460
38160202181,10sleep03810643-21diskmemload21:10:410
368101499182,12cyclictest3928223-21taskset22:17:133
368101499182,11cyclictest3763125-21taskset20:25:153
368101499181,15cyclictest0-21swapper/321:49:123
368101499181,14cyclictest0-21swapper/322:50:273
368101499181,14cyclictest0-21swapper/322:35:373
368101499181,14cyclictest0-21swapper/300:16:043
368101499181,14cyclictest0-21swapper/300:10:133
368101499181,13cyclictest4038297-21chrt23:21:233
368101499181,13cyclictest0-21swapper/323:55:213
368101499181,13cyclictest0-21swapper/323:00:103
368101499180,10cyclictest3791650-21taskset20:50:153
39449432171,3sleep10-21swapper/122:27:031
368101499171,13cyclictest0-21swapper/321:10:033
368101499171,13cyclictest0-21swapper/319:55:263
368101499171,12cyclictest0-21swapper/322:00:103
368101499171,10cyclictest3699301-21chrt19:25:023
368101499170,14cyclictest0-21swapper/320:10:263
368101499170,13cyclictest3736874-21chrt20:00:103
368101499170,13cyclictest0-21swapper/319:10:053
41589792160,3sleep10-21swapper/100:32:261
40208842161,8sleep03810643-21diskmemload23:10:440
38579452161,10sleep03858003-21ntpq21:35:190
37634292161,10sleep13763646-21awk20:25:181
3681014991612,2cyclictest0-21swapper/319:50:173
368101499161,12cyclictest3708646-21chrt19:30:203
368101499161,10cyclictest3868329-21taskset21:41:553
368101499161,10cyclictest3795013-21taskset20:55:133
368101499160,13cyclictest0-21swapper/322:30:123
368101499160,13cyclictest0-21swapper/319:40:203
368101499160,13cyclictest0-21swapper/319:15:133
41314412151,9sleep24131501-21ntpq00:15:192
40582252151,9sleep04058246-21latency_hist23:35:010
40462342150,2sleep10-21swapper/123:25:481
39122622151,8sleep23912276-21ssh22:08:282
39122622151,8sleep23912276-21ssh22:08:272
38864912151,2sleep10-21swapper/121:53:151
38753222151,4sleep23875447-21ssh21:45:232
38515002151,10sleep03851514-21sh21:32:180
368101499151,10cyclictest3744856-21chrt20:05:193
368101499150,11cyclictest0-21swapper/319:49:233
41662062140,9sleep24166220-21ssh00:35:442
41511902141,9sleep14151204-21ssh00:28:091
41273272141,3sleep14127357-21apt-get00:15:101
41102352148,2sleep20-21swapper/200:05:142
41102352148,2sleep20-21swapper/200:05:132
40998252140,2sleep10-21swapper/123:58:301
40810312140,1sleep20-21swapper/223:46:092
40662202141,9sleep24066233-21ssh23:39:122
40370002141,9sleep14037100-21wc23:20:231
40043012141,9sleep04004312-21ssh23:01:260
39383942141,7sleep03810643-21diskmemload22:24:410
38408832141,9sleep03840945-21rm21:25:210
41267922131,8sleep24126806-21ssh00:14:482
41071302131,7sleep24107141-21sshd00:01:412
41071302131,7sleep24107141-21sshd00:01:402
40844532131,8sleep14084515-21sort23:50:131
40732362131,3sleep14073247-21ssh23:42:031
40641532131,2sleep10-21swapper/123:36:251
40500742131,7sleep24050343-21df_inode23:30:142
40333042131,8sleep24032763-21/usr/sbin/munin23:20:152
40316572130,7sleep03810643-21diskmemload23:19:020
40234022133,6sleep14023417-21sh23:14:181
39892432131,2sleep10-21swapper/122:54:161
39650702131,8sleep23965712-21grep22:40:142
39186712130,9sleep13918684-21ssh22:10:441
38872052131,8sleep23887207-21ssh21:54:122
38448392131,9sleep13844853-21ssh21:29:551
37526582130,3sleep20-21swapper/220:15:132
41672122121,4sleep03810643-21diskmemload00:37:100
41606572121,5sleep20-21swapper/200:34:522
41336202120,7sleep03810643-21diskmemload00:17:260
41107952120,7sleep14111277-21cat00:05:171
41107952120,7sleep14111277-21cat00:05:161
41065412121,7sleep14106554-21ssh00:00:521
41065412121,7sleep14106554-21ssh00:00:511
40904332121,3sleep24090447-21ssh23:52:232
40076882121,6sleep14007908-21if_enp1s023:05:161
40067822120,8sleep24006794-21ssh23:04:472
39884312121,2sleep23988442-21ssh22:53:092
39735472121,7sleep23973614-21kthreadcore22:45:162
39635292121,4sleep03810643-21diskmemload22:39:170
39610622121,4sleep23810643-21diskmemload22:35:542
39564842121,6sleep13956966-21kthreadcore22:35:171
39288722121,1sleep10-21swapper/122:18:091
39282102120,3sleep20-21swapper/222:17:132
38960972122,2sleep0171rcu_preempt21:59:400
38859932121,4sleep03810643-21diskmemload21:52:350
38709602121,5sleep13810643-21diskmemload21:45:061
38663102121,7sleep23810643-21diskmemload21:40:172
38523152121,3sleep10-21swapper/121:33:271
38443862121,3sleep20-21swapper/221:29:202
38269062121,7sleep13826921-21ssh21:19:051
37575682125,3sleep13757749-21cut20:20:011
37154942125,3sleep13715552-21wc19:40:121
37085902123,4sleep23708638-21ntpq19:30:202
41508082111,4sleep23810643-21diskmemload00:27:372
41429962111,4sleep23810643-21diskmemload00:23:292
41414752111,4sleep03810643-21diskmemload00:21:270
41408322111,2sleep10-21swapper/100:20:321
41181822111,4sleep03810643-21diskmemload00:09:360
41181822111,4sleep03810643-21diskmemload00:09:360
40981832111,6sleep04098194-21ssh23:56:130
40897952111,4sleep03810643-21diskmemload23:51:330
40825072111,3sleep10-21swapper/123:48:121
40805532111,4sleep03810643-21diskmemload23:45:300
40313512111,3sleep20-21swapper/223:18:352
40140592111,2sleep20-21swapper/223:08:052
40115452111,4sleep03810643-21diskmemload23:05:230
39906202111,6sleep23990732-21ssh22:55:142
39877572110,5sleep03810643-21diskmemload22:52:150
39717082110,5sleep13810643-21diskmemload22:43:381
39647742111,5sleep03964889-21perl22:40:120
39536342111,6sleep23953648-21ssh22:32:262
39395092110,2sleep20-21swapper/222:25:162
39284912111,4sleep03810643-21diskmemload22:17:360
39124622111,3sleep03810643-21diskmemload22:08:460
39124622111,3sleep03810643-21diskmemload22:08:460
39038292111,6sleep13903843-21ssh22:03:291
39017192111,4sleep03810643-21diskmemload22:00:370
38970522111,6sleep23897131-21fschecks_count22:00:142
38691142111,6sleep03869125-21ssh21:42:560
38603322111,4sleep13810643-21diskmemload21:37:451
38467852111,6sleep23848481-21kthreadcore21:30:152
38340152111,4sleep03810643-21diskmemload21:22:070
38234802110,2sleep20-21swapper/221:15:212
38168242111,2sleep20-21swapper/221:11:562
38102852110,2chrt0-21swapper/021:05:400
38102852110,2chrt0-21swapper/021:05:390
37838622111,4sleep172-21kcompactd020:44:091
37358772115,3sleep23736012-21timerandwakeup19:55:252
37086982111,5sleep03708751-21ntp_states19:30:210
41513242101,3sleep03810643-21diskmemload00:28:200
41092302101,3sleep03810643-21diskmemload00:04:350
41092302101,3sleep03810643-21diskmemload00:04:340
40753382101,5sleep21-21systemd23:45:012
40489512101,2sleep20-21swapper/223:29:262
40483202101,2sleep00-21swapper/023:28:350
40317222101,2sleep10-21swapper/123:19:071
40041132101,3sleep13810643-21diskmemload23:01:101
39969402101,2sleep10-21swapper/122:58:101
39943052101,4sleep03994369-21ntp_states22:55:200
39792772101,2sleep10-21swapper/122:47:281
39792222101,2sleep00-21swapper/022:47:230
39351942101,4sleep23935443-21users22:20:272
39309032101,4sleep13931005-21perl22:20:141
39208102101,3sleep03810643-21diskmemload22:13:380
39189702101,3sleep23810643-21diskmemload22:11:092
39112672101,3sleep13810643-21diskmemload22:07:071
39112672101,3sleep13810643-21diskmemload22:07:071
38335152101,3sleep23810643-21diskmemload21:21:222
38150942101,4sleep13815145-21ntpq21:10:181
38096062101,4sleep13809641-21ntpq21:05:221
38096062101,4sleep13809641-21ntpq21:05:221
38004162101,4sleep13800660-21df_inode21:00:131
37786132101,4sleep13778639-21munin-run20:40:011
37530742101,4sleep03753145-21irqstats20:15:150
37512902101,5sleep23751328-21ntpq20:10:192
37368522101,4sleep23736871-21apt-get20:00:092
37276622103,3sleep03729464-21tr19:50:170
37159762101,4sleep03716047-21irqstats19:40:150
37155542101,4sleep23715764-21diskstats19:40:142
36874572100,1sleep00-21swapper/019:15:030
4167328291,2sleep10-21swapper/100:37:191
4123703291,2sleep13810643-21diskmemload00:10:301
4055716291,2sleep10-21swapper/123:31:331
4032945291,1sleep00-21swapper/023:20:140
4021161291,2sleep20-21swapper/223:11:052
3953099291,5sleep10-21swapper/122:31:351
3947964291,2sleep00-21swapper/022:30:140
3894719291,2sleep20-21swapper/221:57:462
3888115291,3sleep13888129-21ssh21:55:091
3868508291,2sleep10-21swapper/121:42:091
3858416291,4sleep23858636-21users21:35:252
3825963291,2sleep00-21swapper/021:17:470
3809649291,3sleep23809698-21ntpq21:05:232
3809649291,3sleep23809698-21ntpq21:05:232
3798794291,4sleep13798835-21ntpq20:55:201
3793644291,4sleep03793763-21find20:50:220
3793540291,4sleep23793589-21ntpq20:50:192
3788216291,3sleep23788263-21ntpq20:45:192
3774162291,4sleep23775035-21cut20:35:172
3772651291,4sleep13772850-21grep20:30:261
3768441291,4sleep03768661-21df20:30:130
3765833291,4sleep03766956-21memory20:25:210
3761877291,4sleep13761926-21ntpq20:20:201
3742126290,1sleep20-21swapper/220:05:152
3735583291,4sleep13735634-21ld19:55:201
3725711291,3sleep13725703-21fwupd19:49:271
3709023290,1sleep10-21swapper/119:30:271
4063991281,3sleep04064002-21ssh23:36:120
3940860281,3sleep03942537-21ssh22:25:180
3804485281,3sleep23804573-21ps21:00:212
3795473281,3sleep23797161-21kthreadcore20:55:172
3773340281,3sleep23773389-21unin-run20:35:002
3758417281,3sleep03759271-21kthreadcore20:20:150
3746054281,3sleep13746100-21ntpq20:05:221
3745912281,3sleep03746053-21ntpq20:05:210
3726307282,3sleep10-21swapper/119:50:141
3714917281,3sleep13715031-21cat19:40:011
3699335281,3sleep03699588-21df19:25:130
3692496281,3sleep13692543-21modprobe19:15:191
3689341281,3sleep23691044-21kthreadcore19:15:162
3681194281,2sleep10-21swapper/119:10:111
3800944271,2sleep00-21swapper/021:00:160
3789139270,1sleep10-21swapper/120:48:551
3788991270,1sleep00-21swapper/020:47:010
3779469271,3sleep00-21swapper/020:40:160
3779186271,3sleep23779396-21hddtemp_smartct20:40:132
3763103270,2sleep20-21swapper/220:25:152
3752265270,1sleep10-21swapper/120:14:231
3749463271,2sleep00-21swapper/020:10:170
3703618271,3sleep13703850-21grep19:25:261
3699282270,3sleep20-21swapper/219:25:022
3698777271,3sleep03699133-21apt-config19:25:000
3698752270,1sleep20-21swapper/219:24:432
3798946261,2sleep00-21swapper/020:55:220
3773589260,1sleep00-21swapper/020:35:030
3762648260,1sleep20-21swapper/220:22:332
3740683260,2sleep10-21swapper/120:00:161
3731566260,1sleep00-21swapper/019:55:110
3730222260,1sleep20-21swapper/219:50:242
3725486260,1sleep20-21swapper/219:46:432
3721762260,2sleep00-21swapper/019:45:170
3714362261,2sleep03714553-21vmstat19:35:270
3710843261,2sleep20-21swapper/219:35:162
3694408261,2sleep10-21swapper/119:20:171
3686046260,1sleep00-21swapper/019:12:470
3685995260,1sleep20-21swapper/219:12:092
3740930250,1sleep00-21swapper/020:00:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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