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2026-02-27 - 08:46
[ 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 792 highest latencies:
System rackbslot7.osadl.org (updated Fri Feb 27, 2026 00:44:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
349824140,28sleep30-21swapper/319:06:173
349824140,28sleep30-21swapper/319:06:173
3475212112,69sleep23497-21munin-plugin-st19:06:172
3475212112,69sleep23497-21munin-plugin-st19:06:172
3639991093,80cyclictest7326-21apt-get23:41:321
562921020,8sleep20-21swapper/219:11:272
36449910028,32cyclictest0-21swapper/223:27:242
3644999926,41cyclictest14552-21sh22:57:362
363999982,71cyclictest4254-21ssh22:41:341
3644999654,35cyclictest7856-21acpi23:41:272
3644999616,45cyclictest145052rm21:11:252
3639999546,19cyclictest10292-21ls22:51:371
3639999512,72cyclictest26942-21sort00:12:431
3635999573,15cyclictest13746-21latency_hist23:51:210
3635999573,15cyclictest13746-21latency_hist23:51:210
3644999451,36cyclictest0-21swapper/223:51:202
3644999451,36cyclictest0-21swapper/223:51:202
363999943,69cyclictest26852-21runrttasks21:31:461
363599933,66cyclictest19537-21apt-get00:01:530
3644999247,39cyclictest16542-21unixbench_singl22:06:542
3644999247,39cyclictest16542-21unixbench_singl22:06:542
114132920,9sleep20-21swapper/221:06:212
3644999168,14cyclictest26713-21cpuspeed00:12:372
363599919,41cyclictest9532-21apt-get21:56:380
3644999067,14cyclictest20319-21kworker/u17:2+flush-179:023:25:002
3635999024,29cyclictest0-21swapper/000:12:550
364499893,74cyclictest0-21swapper/220:46:322
364499893,74cyclictest0-21swapper/220:46:322
364499893,73cyclictest0-21swapper/220:16:352
3639998953,15cyclictest5178-21ssh21:49:061
364499882,51cyclictest9435-21seq20:59:022
363999883,74cyclictest3419-21apt-get20:41:321
363999883,74cyclictest3419-21apt-get20:41:321
363999883,74cyclictest17382-21apt-get19:46:331
363999883,74cyclictest17382-21apt-get19:46:331
3639998826,42cyclictest9591-21rm21:56:381
3639998762,15cyclictest6473-21runrttasks19:11:521
3635998731,33cyclictest0-21swapper/021:38:210
3635998731,33cyclictest0-21swapper/021:38:210
364499863,73cyclictest0-21swapper/200:31:292
3644998614,63cyclictest20144-21ssh00:01:402
3639998646,14cyclictest17786-21ssh21:16:391
3635998613,55cyclictest0-21swapper/022:42:350
3644998541,39cyclictest0-21swapper/221:32:462
3639998557,20cyclictest1-21systemd21:45:321
364499843,67cyclictest0-21swapper/219:36:342
364499843,63cyclictest9790-21ssh21:57:122
363999844,58cyclictest20864-21apt-get19:56:461
363999844,58cyclictest20864-21apt-get19:56:461
3635998465,13cyclictest27943-21latency_hist23:21:190
363599843,71cyclictest16882-21apt-get19:46:330
363599843,71cyclictest16882-21apt-get19:46:330
3644998366,11cyclictest4074-21sendmail_mailqu20:42:112
3644998366,11cyclictest4074-21sendmail_mailqu20:42:112
3644998328,48cyclictest0-21swapper/219:46:352
3644998328,48cyclictest0-21swapper/219:46:352
3639998364,13cyclictest297-21systemd-logind20:31:181
3639998360,16cyclictest22508-21unixbench_multi22:16:531
3639998354,10cyclictest9641-21kworker/u17:3-rpciod22:25:161
3639998354,10cyclictest9641-21kworker/u17:3-rpciod22:25:161
3639998316,29cyclictest23954-21latency_hist20:06:201
3635998358,19cyclictest3033-21apt-key20:41:200
3635998345,30cyclictest0-21swapper/021:26:530
3635998345,30cyclictest0-21swapper/021:26:530
3644998259,15cyclictest3624-21cyclictest22:16:122
363999826,65cyclictest30444-21ssh22:31:281
363999826,65cyclictest30444-21ssh22:31:281
3635998230,14cyclictest7945-21apt-get23:41:400
364899813,35cyclictest29168-21chrt23:21:543
364899812,33cyclictest7672-21chrt00:34:163
3644998162,13cyclictest16912-21apt-key19:46:192
364499814,56cyclictest352-21runrttasks19:23:242
364499812,74cyclictest0-21swapper/223:06:322
3639998153,20cyclictest11672-21cstates21:06:341
3639998132,15cyclictest16157-21find19:41:501
3635998116,23cyclictest16818-21ssh23:56:240
3635998116,23cyclictest16818-21ssh23:56:240
364499805,64cyclictest24488-21ssh22:21:292
364499805,64cyclictest24488-21ssh22:21:292
364499803,69cyclictest17580-21ssh21:16:312
364499802,65cyclictest0-21swapper/220:06:332
364499802,46cyclictest22319-21ssh21:23:482
363999809,61cyclictest20069-21apt-get00:01:531
364499792,65cyclictest0-21swapper/222:26:322
363999792,55cyclictest16517-21/usr/sbin/munin23:56:181
363599794,63cyclictest30291-21apt-get20:26:310
3635997925,20cyclictest10428-21modprobe19:26:170
213427917,34sleep10-21swapper/119:01:271
213427917,34sleep10-21swapper/119:01:271
364499786,48cyclictest651-21latency_hist22:36:202
364499786,48cyclictest651-21latency_hist22:36:202
3644997839,32cyclictest0-21swapper/219:06:522
3644997839,32cyclictest0-21swapper/219:06:522
364499783,62cyclictest0-21swapper/200:21:272
364499783,62cyclictest0-21swapper/200:21:272
3644997835,34cyclictest0-21swapper/223:51:332
3644997832,36cyclictest0-21swapper/220:11:512
3644997832,34cyclictest0-21swapper/223:36:382
3644997832,34cyclictest0-21swapper/223:36:382
364499782,71cyclictest0-21swapper/220:51:352
364499782,69cyclictest23072-21ssh22:18:142
3639997840,15cyclictest19821-21cat19:51:531
3635997861,11cyclictest18420-21ssh23:05:060
3635997861,11cyclictest18420-21ssh23:05:060
3635997845,25cyclictest27459-21apt-get22:26:320
3635997841,31cyclictest0-21swapper/000:34:380
3635997820,45cyclictest0-21swapper/021:06:300
3635997814,25cyclictest13256-21mailstats22:01:500
364499773,61cyclictest0-21swapper/223:31:322
3644997731,39cyclictest0-21swapper/200:16:542
3644997724,42cyclictest11244-21diskmemload23:17:132
3639997752,9cyclictest181rcu_preempt22:28:491
3639997742,13cyclictest181rcu_preempt20:57:571
3635997757,14cyclictest4054-21ssh21:46:530
3635997753,16cyclictest24490-21sh00:07:510
3635997747,22cyclictest24341-21latency_hist22:21:200
363599774,53cyclictest28144-21ssh23:21:290
364899762,31cyclictest8107-21chrt23:42:083
3644997659,11cyclictest6861-21ntp_kernel_pll_21:51:462
3644997650,16cyclictest11874-21fschecks_time21:06:402
364499763,66cyclictest0-21swapper/219:51:332
3644997632,37cyclictest0-21swapper/221:41:382
364499762,68cyclictest0-21swapper/219:16:302
3639997649,18cyclictest25128-21/usr/sbin/munin23:16:431
3639997635,12cyclictest181rcu_preempt22:16:201
3635997618,21cyclictest20898-21seq19:56:490
3635997618,21cyclictest20898-21seq19:56:490
3635997613,36cyclictest21700-21seq21:22:030
364499753,66cyclictest0-21swapper/221:46:302
364499753,56cyclictest9901-21systemd-run22:51:182
364499753,56cyclictest9901-21systemd-run22:51:182
3644997534,34cyclictest0-21swapper/222:42:352
3644997528,40cyclictest0-21swapper/222:36:392
3644997528,40cyclictest0-21swapper/222:36:392
3639997551,8cyclictest0-21swapper/121:26:431
3639997551,8cyclictest0-21swapper/121:26:431
3635997553,13cyclictest32329-21ssh22:34:080
3635997553,13cyclictest32329-21ssh22:34:080
3635997549,17cyclictest27339-21apt-get20:16:350
363599754,38cyclictest7702-21latency_hist23:41:210
363599754,38cyclictest7702-21latency_hist23:41:210
3635997536,31cyclictest13191-21apt-get22:56:270
363599753,35cyclictest19841-21uname23:06:490
364899743,31cyclictest16419-21chrt21:14:043
364499743,49cyclictest13803-21cut19:36:202
3644997432,35cyclictest0-21swapper/220:27:332
3639997457,12cyclictest6269-21/usr/sbin/munin21:51:551
3639997451,9cyclictest31-21ksoftirqd/123:13:171
3639997451,9cyclictest31-21ksoftirqd/123:13:171
363999744,50cyclictest11214-21cron21:06:171
3635997446,19cyclictest23983-21latency_hist20:06:200
3635997444,23cyclictest0-21swapper/000:29:420
363599743,35cyclictest26842-21ssh21:31:440
3635997422,22cyclictest0-21swapper/023:34:010
3635997410,27cyclictest31594-21sh00:20:260
364899733,32cyclictest15436-21chrt23:53:183
3644997351,12cyclictest0-21swapper/220:01:382
364499733,62cyclictest10218-21ssh22:51:332
3644997331,35cyclictest0-21swapper/220:21:512
3644997326,40cyclictest31515-21sh21:38:472
3644997326,40cyclictest31515-21sh21:38:472
364499732,60cyclictest22145-21apt-get23:11:292
364499732,60cyclictest22145-21apt-get23:11:292
3639997341,22cyclictest13732-21netstat22:56:441
363999733,42cyclictest29561-21find20:21:501
363999733,34cyclictest13747-21ssh22:02:161
3635997349,18cyclictest11244-21diskmemload00:25:140
3635997349,18cyclictest11244-21diskmemload00:25:140
3635997348,17cyclictest14389-21needreboot19:36:460
3635997322,24cyclictest0-21swapper/022:11:140
3635997322,24cyclictest0-21swapper/022:11:140
3635997319,25cyclictest0-21swapper/022:36:340
3635997319,25cyclictest0-21swapper/022:36:340
3635997311,39cyclictest0-21swapper/019:06:430
3635997311,39cyclictest0-21swapper/019:06:430
3644997238,28cyclictest23495-21kworker/u17:1-nfsiod23:58:492
3644997238,28cyclictest23495-21kworker/u17:1-nfsiod23:58:492
3644997231,34cyclictest0-21swapper/222:01:272
3639997254,13cyclictest30809-21idleruntime-cro23:26:171
3635997246,19cyclictest14565-21sh21:11:330
363599723,38cyclictest7980-21cron20:56:170
363599723,35cyclictest12966-21ssh22:56:190
363599723,32cyclictest200-21systemd-journal20:16:170
3635997222,29cyclictest10394-21ntpq21:01:440
3635997222,15cyclictest0-21swapper/022:24:380
3635997222,15cyclictest0-21swapper/022:24:380
3635997210,31cyclictest0-21swapper/023:30:110
364899718,55cyclictest0-21swapper/300:12:423
3644997157,10cyclictest3624-21cyclictest21:29:132
3644997157,10cyclictest3624-21cyclictest21:29:132
364499713,60cyclictest4056-21runrttasks00:27:282
364499712,60cyclictest23060-21ssh00:06:292
364499712,45cyclictest12040-21latency_hist19:31:202
3639997147,13cyclictest0-21swapper/121:36:531
3639997147,13cyclictest0-21swapper/121:36:531
3639997145,17cyclictest25439-21cut20:11:191
363999714,44cyclictest32164-21unixbench_singl23:26:541
363999713,45cyclictest7319-21mailstats20:51:531
363999713,27cyclictest5541-21sort23:36:521
363999713,27cyclictest5541-21sort23:36:521
3639997125,13cyclictest181rcu_preempt20:16:521
363599714,46cyclictest3158-21latency_hist21:46:200
363599714,35cyclictest22398-21fschecks_count23:11:390
363599714,35cyclictest22398-21fschecks_count23:11:390
364499704,59cyclictest0-21swapper/220:36:282
364499704,58cyclictest0-21swapper/219:56:292
364499704,58cyclictest0-21swapper/219:56:292
364499703,56cyclictest16187-21apt-get23:01:272
364499703,56cyclictest16187-21apt-get23:01:272
364499703,54cyclictest697-21find20:31:522
3639997045,15cyclictest3624-21cyclictest19:31:211
3639997045,11cyclictest181rcu_preempt22:47:261
3639997045,11cyclictest181rcu_preempt22:47:261
363999703,24cyclictest26304-21uname20:11:511
3635997051,12cyclictest15800-21fschecks_time19:41:400
3635997045,18cyclictest14200-21fschecks_time23:51:470
363599702,35cyclictest18826-21fschecks_time22:11:410
3635997015,24cyclictest5554-21munin-node19:11:260
3635997012,29cyclictest0-21swapper/022:49:370
3635997012,29cyclictest0-21swapper/022:49:370
3635997010,36cyclictest0-21swapper/019:51:540
3639996953,10cyclictest6283-21ntp_kernel_err00:31:451
3639996953,10cyclictest4524-21runrttasks00:28:481
363999694,38cyclictest19718-21ssh23:06:441
3639996932,15cyclictest514-21grep20:31:501
3639996834,12cyclictest181rcu_preempt19:21:491
363999683,37cyclictest352-21runrttasks23:56:271
363999683,37cyclictest352-21runrttasks23:56:271
3639996831,14cyclictest3051-21wc20:41:201
363999675,50cyclictest32464-21chrt00:21:371
363999675,50cyclictest32464-21chrt00:21:371
3639996746,14cyclictest4324-21sendmail23:36:171
3639996729,14cyclictest13073-21sort19:31:521
363599675,24cyclictest0-21swapper/021:16:410
3635996746,11cyclictest0-21swapper/019:26:520
363599673,31cyclictest8820-21modprobe19:21:170
3635996714,21cyclictest9014-21apt-config21:56:180
3639996640,15cyclictest0-21swapper/122:06:381
3639996640,15cyclictest0-21swapper/122:06:381
3635996634,26cyclictest8801-21ntp_offset20:56:470
3635996612,13cyclictest0-21swapper/020:11:190
364899656,39cyclictest16872-21chrt23:56:303
364899656,39cyclictest16872-21chrt23:56:303
3639996542,16cyclictest23070-21sh21:25:561
3639996541,14cyclictest0-21swapper/121:11:401
3639996539,15cyclictest0-21swapper/100:06:401
363999653,37cyclictest14021-21cpuspeed19:36:361
363599659,46cyclictest3419-21apt-get20:41:380
363599659,46cyclictest3419-21apt-get20:41:380
3635996544,15cyclictest0-21swapper/020:46:420
3635996544,15cyclictest0-21swapper/020:46:420
363599654,29cyclictest1327-21modprobe20:36:180
363599652,46cyclictest29892-21grep20:21:540
363999644,48cyclictest13835-21ssh23:51:291
363999644,48cyclictest13835-21ssh23:51:291
363999644,43cyclictest1312-21fschecks_time22:36:391
363999644,43cyclictest1312-21fschecks_time22:36:391
363999642,35cyclictest5141-21modprobe19:11:171
363999642,35cyclictest5141-21modprobe19:11:171
3639996341,12cyclictest0-21swapper/123:06:201
3639996341,12cyclictest0-21swapper/123:06:201
363999632,45cyclictest29972-21processes00:16:501
3635996320,36cyclictest12818-21ntp_kernel_pll_19:31:450
3639996234,10cyclictest6365-21cron20:51:171
3639996234,10cyclictest6365-21cron20:51:171
363999622,36cyclictest352-21runrttasks19:18:011
3635996222,30cyclictest3636-21latency_hist19:06:210
3635996222,30cyclictest3636-21latency_hist19:06:210
58352610,8sleep30-21swapper/321:50:563
364899618,19cyclictest0-21swapper/300:02:243
3648996110,30cyclictest0-21swapper/321:31:423
364899594,34cyclictest0-21swapper/319:56:313
364899594,34cyclictest0-21swapper/319:56:313
364899593,34cyclictest0-21swapper/321:57:123
3648995910,20cyclictest0-21swapper/322:41:333
364899582,42cyclictest18072-21taskset19:47:323
364899582,42cyclictest18072-21taskset19:47:323
364899563,42cyclictest3431-21chrt20:41:353
364899563,42cyclictest3431-21chrt20:41:353
364899563,40cyclictest12261-21taskset22:54:393
364899563,36cyclictest17103-21chrt22:08:193
364899563,36cyclictest17103-21chrt22:08:193
364899553,36cyclictest27448-21chrt20:16:363
364899553,34cyclictest5051-21chrt23:36:413
364899553,34cyclictest5051-21chrt23:36:413
364899543,38cyclictest6648-21chrt21:51:413
364899534,38cyclictest4133-21chrt22:41:213
364899533,37cyclictest4987-21taskset00:30:063
364899533,34cyclictest11418-21chrt23:46:503
364899533,34cyclictest11418-21chrt23:46:503
364899533,33cyclictest23873-21taskset21:26:403
364899533,33cyclictest23873-21taskset21:26:403
364899532,38cyclictest26338-21taskset23:17:083
364899523,36cyclictest29903-21chrt00:16:493
364899523,36cyclictest25856-21chrt20:11:383
364899523,34cyclictest1814-21chrtset20:36:373
364899522,38cyclictest4090-21taskset23:35:393
364899522,37cyclictest14392-21taskset22:57:103
364899522,36cyclictest7140-21taskset20:51:483
364899522,36cyclictest24411-21chrt00:07:373
364899522,34cyclictest10232-21chrt21:01:403
364899519,30cyclictest0-21swapper/320:26:373
364899514,35cyclictest22784-21chrt21:25:063
364899513,36cyclictest22244-21chrt22:16:503
364899513,35cyclictest5662-21taskset20:46:503
364899513,35cyclictest5662-21taskset20:46:503
364899513,33cyclictest32573-21chrt20:31:393
364899513,32cyclictest22143-21chrt23:11:283
364899513,32cyclictest22143-21chrt23:11:283
364899512,37cyclictest18438-21chrt22:11:233
364899512,35cyclictest29603-21taskset20:21:513
364899512,35cyclictest19587-21taskset21:19:313
364899512,33cyclictest7587-21taskset19:16:343
364899503,34cyclictest31464-21chrt23:26:403
364899503,33cyclictest16527-21chrt23:01:403
364899503,33cyclictest16527-21chrt23:01:403
364899503,33cyclictest14431-21chrt21:11:203
364899502,38cyclictest327512sleep321:41:333
364899502,36cyclictest7196-21chrt22:46:283
364899502,36cyclictest7196-21chrt22:46:283
364899502,35cyclictest26027-21chrt22:23:103
364899502,35cyclictest26027-21chrt22:23:103
364899502,35cyclictest22588-21taskset20:01:343
364899502,32cyclictest13497-21chrt19:34:323
3648995021,19cyclictest2011-21chrt00:25:083
3648995021,19cyclictest2011-21chrt00:25:083
364899493,35cyclictest5677-21chrt19:11:283
364899493,35cyclictest27693-21chrt22:26:383
364899493,34cyclictest32428-21chrt22:34:243
364899493,34cyclictest32428-21chrt22:34:243
364899493,34cyclictest12461-21taskset22:01:223
364899493,30cyclictest15854-21chrt19:41:413
364899473,33cyclictest31815-21chrt21:39:383
364899473,33cyclictest31815-21chrt21:39:383
364899473,31cyclictest19779-21chrt23:06:463
364899472,31cyclictest3334-21chrt22:40:243
364899463,31cyclictest9699-21chrt21:01:193
364899463,30cyclictest13950-21taskset19:36:353
364899463,29cyclictest25259-21chrt20:09:153
3648994628,11cyclictest0-21swapper/319:21:503
3648994525,11cyclictest0-21swapper/319:26:403
364899433,27cyclictest20020-21taskset19:52:223
364899412,26cyclictest5034-21taskset19:09:583
364899412,26cyclictest5034-21taskset19:09:583
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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