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2026-02-20 - 16:18
[ 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 rackaslot0.osadl.org (updated Fri Feb 20, 2026 12:44:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
450421070,0sleep24482-21sshd12:39:322
240552900,1sleep28-21rcu_preempt12:04:192
283592870,1sleep10-21swapper/109:56:421
326192630,1sleep00-21swapper/010:59:420
63662620,1sleep10-21swapper/111:20:061
276532620,0sleep110761-21diskmemload10:36:281
218072610,0sleep2291ktimersoftd/210:47:182
320926025,18sleep20-21swapper/207:09:452
5952580,0sleep10-21swapper/110:00:021
305212580,1sleep20-21swapper/212:27:352
274962570,0sleep10-21swapper/110:25:101
177292570,0sleep00-21swapper/010:46:560
59032560,1sleep05886-21sshd11:48:260
85332550,0sleep08530-21sshd10:03:340
249062550,0sleep010761-21diskmemload10:30:310
126642550,1sleep20-21swapper/209:55:182
82182520,0sleep38208-21sshd12:08:363
63632520,0sleep20-21swapper/210:40:172
123062520,0sleep00-21swapper/010:06:420
81082510,1sleep30-21swapper/311:54:223
52782510,1sleep01734-21runrttasks11:31:190
265225125,9sleep10-21swapper/107:06:591
255425128,19sleep30-21swapper/307:06:293
173782510,0sleep03-21ksoftirqd/011:57:590
49822500,2sleep3352499cyclictest11:48:213
237402500,0sleep00-21swapper/010:36:080
148872500,1sleep20-21swapper/209:38:322
9982490,0sleep10-21swapper/110:42:411
80282490,0sleep10-21swapper/109:37:551
63282490,1sleep36323-21cp11:03:023
257124927,18sleep00-21swapper/007:06:340
205052470,0sleep30-21swapper/310:27:203
15352470,0sleep10-21swapper/112:10:471
26962460,0sleep10-21swapper/112:22:171
230742450,1sleep223054-21sshd11:27:132
161032450,0sleep30-21swapper/308:24:023
25922440,1sleep32591-21sshd11:59:343
109172440,0sleep00-21swapper/012:34:260
252332420,0sleep30-21swapper/309:59:203
164342420,0sleep116431-21cp10:15:321
20912410,0sleep00-21swapper/009:54:280
352499234,14cyclictest8768-21bash11:28:513
352499223,13cyclictest1596-21sshd09:27:313
3524992212,3cyclictest4239-21bash11:05:373
3524992211,3cyclictest0-21swapper/310:11:093
3522992220,1cyclictest13879-21sshd10:12:331
160522220,1sleep30-21swapper/311:35:113
352499213,2cyclictest115650irq/25-eth012:11:383
3524992112,5cyclictest20310-21sshd10:15:543
3523992119,1cyclictest0-21swapper/211:07:402
352499202,2cyclictest14160-21sshd10:04:043
3524992018,1cyclictest0-21swapper/311:30:333
3523992018,1cyclictest0-21swapper/209:43:502
352399200,1cyclictest7700-21sshd10:34:472
352299200,1cyclictest7899-21bash10:09:141
352199200,1cyclictest22282-21bash11:27:080
49132190,0sleep24886-21sshd10:57:132
352499197,3cyclictest0-21swapper/309:37:013
352499194,5cyclictest13106-21bash12:31:433
352499193,3cyclictest14860-21bash10:06:563
352499193,13cyclictest21927-21bash09:13:453
352499193,12cyclictest7493-21sshd09:20:523
3524991912,4cyclictest7041-21cp12:22:403
3524991911,3cyclictest14729-21bash09:47:003
3521991914,2cyclictest8816-21kworker/0:211:00:450
316092190,1sleep031611-21fschecks_count11:05:150
352499185,3cyclictest8645-21sshd11:40:123
352499185,3cyclictest20407-21bash12:03:583
352499184,5cyclictest21922-21sshd11:10:083
352499184,3cyclictest21740-21bash09:16:293
352499182,2cyclictest0-21swapper/310:40:033
3524991811,3cyclictest9200-21id11:20:183
3521991816,1cyclictest24663-21sshd11:10:180
3521991816,1cyclictest1195-21sshd12:25:040
169262180,0sleep010-21rcuc/012:12:100
135572180,1sleep013552-21sshd10:43:480
352499175,6cyclictest6837-21sshd12:16:563
352499175,3cyclictest1491-21bash12:36:213
352499175,2cyclictest28109-21sshd10:30:473
352499174,6cyclictest1309-21sshd10:48:243
352499174,5cyclictest3116-21bash09:51:393
352499174,3cyclictest351-21sshd10:36:553
352499174,3cyclictest29715-21sshd09:31:163
352499174,3cyclictest12813-21sshd11:15:003
352499172,11cyclictest0-21swapper/310:55:373
3524991715,1cyclictest0-21swapper/312:29:353
3524991713,3cyclictest8905-21sshd09:40:473
352199174,0cyclictest4898-21kworker/0:109:29:010
3521991715,2cyclictest2517-21kworker/0:009:35:090
296702170,0sleep30-21swapper/310:50:493
78552160,0sleep10-21swapper/112:36:551
352499164,11cyclictest2905-21bash10:20:103
3521991614,2cyclictest9530-21kworker/0:111:18:540
3521991614,2cyclictest5274-21kworker/0:110:50:410
3521991614,2cyclictest27961-21kworker/0:112:17:010
3521991614,2cyclictest17049-21kworker/0:210:24:210
3521991614,2cyclictest11099-21kworker/0:109:10:090
3521991614,1cyclictest9530-21kworker/0:111:21:420
3521991613,2cyclictest27824-21kworker/0:009:44:290
352199160,13cyclictest20860-21sshd10:27:230
352199160,12cyclictest24523-21sshd11:50:060
266332160,1sleep11734-21runrttasks09:16:551
352499154,2cyclictest7906-21fschecks_time07:15:133
352399150,1cyclictest0-21swapper/211:35:452
352399150,14cyclictest17824-21sshd09:19:012
352299150,14cyclictest0-21swapper/110:22:291
352199159,3cyclictest0-21swapper/011:36:100
352199158,6cyclictest0-21swapper/012:22:040
3521991513,2cyclictest2071-21kworker/0:112:09:130
3521991511,1cyclictest12034-21sshd12:37:180
309392150,0sleep2291ktimersoftd/209:51:142
28372150,1sleep21734-21runrttasks09:14:552
352499143,2cyclictest0-21swapper/307:55:143
352399148,4cyclictest31570-21sshd10:22:382
352399141,9cyclictest10250irq/24-ahci[00012:13:322
3523991412,1cyclictest2021-21sshd10:08:422
3523991412,1cyclictest0-21swapper/211:00:012
352399141,11cyclictest0-21swapper/211:10:082
352399141,10cyclictest0-21swapper/212:23:592
352399140,11cyclictest0-21swapper/211:49:112
3522991412,1cyclictest17809-21sshd11:15:221
3522991412,1cyclictest0-21swapper/112:09:421
3522991412,1cyclictest0-21swapper/109:11:001
352299140,13cyclictest11306-21sshd10:52:041
352299140,13cyclictest0-21swapper/111:45:131
352199149,3cyclictest0-21swapper/011:43:030
352199148,6cyclictest0-21swapper/009:31:200
352199147,4cyclictest0-21swapper/010:10:240
3521991412,2cyclictest5497-21kworker/0:209:23:410
3521991412,2cyclictest4898-21kworker/0:109:48:070
3521991412,1cyclictest3446-21kworker/0:007:55:160
3521991412,1cyclictest15118-21sshd12:00:350
352199140,13cyclictest0-21swapper/010:17:200
147612140,0sleep11510-21nfsd09:47:001
352399139,1cyclictest0-21swapper/211:52:022
352399138,4cyclictest888-21sshd10:00:042
352399138,4cyclictest16208-21sshd09:32:582
352399138,4cyclictest0-21swapper/209:48:532
352399138,2cyclictest0-21swapper/211:15:152
352399133,1cyclictest11138-21sshd11:34:462
352399131,3cyclictest0-21swapper/212:05:592
352399131,11cyclictest0-21swapper/208:15:142
352399130,2cyclictest31401-21sshd10:36:482
352399130,2cyclictest26324-21sshd11:55:532
352399130,12cyclictest4919-21sshd09:20:362
352399130,12cyclictest29142-21sshd10:50:452
352399130,12cyclictest23891-21bash11:41:282
352399130,12cyclictest14199-21sshd12:34:422
352399130,12cyclictest11356-21sshd10:26:312
352399130,10cyclictest0-21swapper/210:19:472
352299139,1cyclictest0-21swapper/111:26:041
352299138,2cyclictest21338-21sshd11:12:531
352299137,6cyclictest0-21swapper/111:06:381
352299137,5cyclictest2769-21sshd09:40:171
352299131,11cyclictest0-21swapper/110:30:171
3522991310,2cyclictest0-21swapper/112:32:331
352299130,4cyclictest27176-21bash09:28:181
352299130,4cyclictest12025-21sshd12:25:551
352299130,12cyclictest0-21swapper/112:19:381
352299130,12cyclictest0-21swapper/111:59:111
352299130,12cyclictest0-21swapper/111:54:381
352299130,12cyclictest0-21swapper/111:44:111
352299130,12cyclictest0-21swapper/111:35:131
352299130,12cyclictest0-21swapper/110:57:421
352299130,12cyclictest0-21swapper/110:45:361
352299130,12cyclictest0-21swapper/109:51:271
352299130,10cyclictest21688-21sshd09:33:281
352199136,7cyclictest3446-21kworker/0:008:30:170
352199130,9cyclictest0-21swapper/007:50:130
352199130,12cyclictest8667-21sshd09:15:200
352199130,12cyclictest10-21rcuc/009:05:170
352199130,12cyclictest0-21swapper/009:55:240
263522130,0sleep20-21swapper/211:21:492
153322130,0sleep10-21swapper/111:00:551
352499129,2cyclictest0-21swapper/308:05:133
352499125,6cyclictest12192-21taskset07:21:223
352499121,10cyclictest0-21swapper/308:35:123
352399129,2cyclictest0-21swapper/212:15:412
352399120,1cyclictest0-21swapper/209:25:102
352399120,11cyclictest0-21swapper/210:10:512
352299129,2cyclictest0-21swapper/112:00:241
352299129,2cyclictest0-21swapper/111:30:171
352299120,12cyclictest0-21swapper/109:20:451
352199129,2cyclictest0-21swapper/008:35:140
352199127,0cyclictest3446-21kworker/0:008:25:010
352199121,2cyclictest0-21swapper/008:05:120
352199121,10cyclictest0-21swapper/007:15:010
3521991210,2cyclictest3446-21kworker/0:008:51:050
3521991210,2cyclictest3446-21kworker/0:008:47:270
3521991210,2cyclictest3446-21kworker/0:007:10:330
352499114,6cyclictest6716-21grep09:00:233
352499111,9cyclictest0-21swapper/307:40:133
352499111,9cyclictest0-21swapper/307:30:143
352499111,9cyclictest0-21swapper/307:30:143
352499110,2cyclictest0-21swapper/307:25:153
352399119,1cyclictest0-21swapper/207:40:142
352399113,8cyclictest0-21swapper/207:35:372
352399112,8cyclictest0-21swapper/208:34:222
3523991110,1cyclictest0-21swapper/208:20:112
3523991110,1cyclictest0-21swapper/207:47:122
352399110,1cyclictest0-21swapper/208:35:312
352399110,11cyclictest0-21swapper/208:44:282
352399110,10cyclictest0-21swapper/208:10:162
352399110,10cyclictest0-21swapper/207:52:192
352399110,10cyclictest0-21swapper/207:15:502
352299118,2cyclictest0-21swapper/108:30:161
352299110,10cyclictest32162-21perl08:50:151
352299110,10cyclictest10823-21sshd09:10:001
352299110,10cyclictest0-21swapper/108:40:151
352299110,10cyclictest0-21swapper/108:20:141
352199119,1cyclictest0-21swapper/007:45:140
352199118,2cyclictest0-21swapper/008:10:160
352199116,5cyclictest3446-21kworker/0:007:31:530
352199116,5cyclictest3446-21kworker/0:007:31:530
352199116,2cyclictest3446-21kworker/0:008:56:150
352199111,9cyclictest0-21swapper/008:20:120
352499109,1cyclictest0-21swapper/308:50:163
352499108,1cyclictest8310-21perl08:10:153
352499105,4cyclictest8899-21munin-node09:05:163
352499104,5cyclictest28477-21df07:50:133
352499104,5cyclictest25696-21cpuspeed_turbos08:40:143
352499104,5cyclictest19938-21df08:30:133
352499104,5cyclictest19011-21sshd08:28:433
352499104,5cyclictest1659-21apache_volume08:00:123
352499103,6cyclictest19828-21perl07:35:133
352499103,6cyclictest11654-21missed_timers08:15:173
352499100,9cyclictest25866-21tune2fs07:45:143
352499100,9cyclictest0-21swapper/307:10:143
352499100,1cyclictest2788-21tune2fs08:55:143
352399109,1cyclictest0-21swapper/208:58:382
352399109,1cyclictest0-21swapper/208:51:262
352399109,1cyclictest0-21swapper/208:00:122
352399109,1cyclictest0-21swapper/207:28:372
352399108,1cyclictest0-21swapper/207:55:152
352399108,1cyclictest0-21swapper/207:20:142
352399100,9cyclictest8821-21smartctl09:05:142
352399100,9cyclictest5354-21perl08:05:132
352399100,9cyclictest17296-21fschecks_time08:25:142
352399100,9cyclictest16930-21grep07:30:142
352399100,9cyclictest16930-21grep07:30:142
352399100,1cyclictest29155-21perl08:45:132
352299108,1cyclictest5772-21perl09:00:151
352299107,2cyclictest0-21swapper/107:20:141
352299100,9cyclictest6551-21df07:15:011
352299100,9cyclictest31508-21diskstats07:55:141
352299100,9cyclictest2433-21fschecks_time08:00:161
352299100,9cyclictest23192-21tune2fs08:35:131
352299100,9cyclictest17003-21diskstats08:25:141
352299100,1cyclictest2810-21perl08:55:151
352299100,1cyclictest0-21swapper/107:35:141
352299100,10cyclictest0-21swapper/108:08:221
352199108,2cyclictest3446-21kworker/0:008:40:110
352199107,3cyclictest3446-21kworker/0:007:26:190
352199107,1cyclictest3446-21kworker/0:008:15:410
352199107,1cyclictest3446-21kworker/0:007:42:520
352199106,2cyclictest3446-21kworker/0:008:03:020
352199104,6cyclictest3446-21kworker/0:007:24:570
352199100,9cyclictest0-21swapper/009:00:150
352199100,6cyclictest0-21swapper/007:35:100
35249990,9cyclictest0-21swapper/308:45:123
35239998,1cyclictest0-21swapper/207:11:542
35229998,1cyclictest0-21swapper/107:50:151
35229990,9cyclictest0-21swapper/108:45:131
35229990,1cyclictest0-21swapper/108:10:171
35229990,1cyclictest0-21swapper/107:40:141
35239987,1cyclictest0-21swapper/209:01:262
35229987,1cyclictest0-21swapper/107:11:051
35229975,1cyclictest25894-21fw_conntrack07:45:151
35229972,2cyclictest0-21swapper/108:15:161
35229970,6cyclictest0-21swapper/107:30:121
35229970,6cyclictest0-21swapper/107:30:121
35229970,6cyclictest0-21swapper/107:25:161
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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