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2026-01-19 - 10:57
[ 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 highest latencies:
System rackbslot7.osadl.org (updated Mon Jan 19, 2026 00:44:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
244119911451,56cyclictest518-21fschecks_count22:04:111
23915211420,76sleep30-21swapper/319:04:403
23915211420,76sleep30-21swapper/319:04:403
24411991123,44cyclictest25922-21apt-get19:14:061
244119910548,9cyclictest0-21swapper/122:19:301
2341129529,36sleep20-21swapper/219:04:262
2341129529,36sleep20-21swapper/219:04:262
126842950,6sleep30-21swapper/320:09:213
2440799943,63cyclictest26855-21apt-get19:14:070
24411999269,15cyclictest26324-21kworker/u19:0-rpciod23:48:121
2370829154,16sleep00-21swapper/019:04:370
2370829154,16sleep00-21swapper/019:04:370
24411999069,15cyclictest4176-21fschecks_time23:04:181
24411999061,12cyclictest181rcu_preempt22:34:071
24407999070,15cyclictest24397-21cyclictest19:48:520
24415998726,28cyclictest18748-21cat20:29:112
24407998763,17cyclictest21361-21kworker/u19:0+events_unbound23:03:510
24415998555,20cyclictest31753-21diskmemload21:59:092
24415998555,20cyclictest31753-21diskmemload21:59:092
24411998566,12cyclictest3438-21cstates22:09:091
24415998427,20cyclictest0-21swapper/223:05:422
24415998422,27cyclictest15964-21latency_hist00:18:542
24415998422,27cyclictest15964-21latency_hist00:18:542
24407998344,16cyclictest22010-21ssh21:44:590
24407998344,16cyclictest22010-21ssh21:44:590
2440799833,42cyclictest15-21ksoftirqd/021:34:320
2440799833,42cyclictest15-21ksoftirqd/021:34:320
24415998259,16cyclictest15103-21cron20:18:522
2441199823,70cyclictest16344-21apt-get00:19:311
2441199823,70cyclictest16344-21apt-get00:19:311
24407998258,10cyclictest181rcu_preempt00:11:330
24407998247,7cyclictest181rcu_preempt22:10:180
24415998158,15cyclictest25946-21gpgv19:13:562
24415998127,22cyclictest0-21swapper/220:59:292
24415998056,17cyclictest298-21in:imuxsock23:19:012
24415998028,28cyclictest0-21swapper/219:39:072
24415998022,23cyclictest7046-21latency_hist19:53:552
24411998048,10cyclictest31-21ksoftirqd/119:08:561
24411998048,10cyclictest31-21ksoftirqd/119:08:561
24407998050,24cyclictest0-21swapper/021:24:290
24407998050,24cyclictest0-21swapper/021:24:290
24407998034,11cyclictest181rcu_preempt22:57:350
2440799802,47cyclictest15-21ksoftirqd/020:09:080
24415997960,12cyclictest26331-21runrttasks23:40:572
24415997949,21cyclictest29493-21latency_hist21:58:542
24415997923,25cyclictest0-21swapper/222:16:312
24411997952,11cyclictest19676-21snmpd21:23:091
24411997932,8cyclictest181rcu_preempt20:24:271
24411997932,8cyclictest181rcu_preempt20:24:271
24407997952,8cyclictest181rcu_preempt23:16:040
24407997928,26cyclictest15-21ksoftirqd/020:27:430
24407997928,26cyclictest15-21ksoftirqd/020:27:430
24415997857,15cyclictest31753-21diskmemload22:49:272
24415997857,15cyclictest31753-21diskmemload22:49:272
24415997854,16cyclictest200-21systemd-journal19:30:512
24415997853,18cyclictest8347-21latency_hist21:24:022
24411997856,16cyclictest31753-21diskmemload23:14:181
24411997850,19cyclictest2200-21unixbench_multi23:54:301
24411997850,19cyclictest2200-21unixbench_multi23:54:301
24407997853,15cyclictest27460-21sh22:49:090
24407997853,15cyclictest27460-21sh22:49:090
24407997853,12cyclictest181rcu_preempt21:40:330
24407997850,12cyclictest181rcu_preempt22:27:140
2440799783,45cyclictest24279-21awk21:49:190
24407997826,27cyclictest15-21ksoftirqd/019:49:250
24415997759,12cyclictest27141-21fschecks_count20:54:152
24415997759,12cyclictest27141-21fschecks_count20:54:152
24415997749,21cyclictest5419-21latency_hist21:18:542
24411997750,20cyclictest2694-21fschecks_count19:39:121
2441199773,64cyclictest6531-21apt-get22:14:331
24407997757,7cyclictest181rcu_preempt22:45:490
24407997746,14cyclictest181rcu_preempt22:02:570
24407997746,14cyclictest181rcu_preempt22:02:570
24407997723,33cyclictest15-21ksoftirqd/021:04:260
24407997714,29cyclictest15-21ksoftirqd/019:39:010
24415997659,11cyclictest31753-21diskmemload22:34:202
24415997620,26cyclictest0-21swapper/221:24:172
24415997620,26cyclictest0-21swapper/221:24:172
24411997653,17cyclictest28531-21sh22:49:431
24411997653,17cyclictest28531-21sh22:49:431
24411997644,9cyclictest24397-21cyclictest21:36:011
24411997644,9cyclictest24397-21cyclictest21:36:011
24407997655,14cyclictest8528-21latency_hist21:23:560
2440799765,28cyclictest25864-21runrttasks23:39:370
2440799764,40cyclictest7342-21df_inode00:04:120
2440799764,40cyclictest7342-21df_inode00:04:120
24407997637,10cyclictest181rcu_preempt00:34:260
24407997633,28cyclictest21211-1kworker/0:0H+kblockd00:23:530
24407997633,28cyclictest21211-1kworker/0:0H+kblockd00:23:530
2440799763,27cyclictest934-21/usr/sbin/munin22:04:220
24415997549,16cyclictest300-21rs:main2
24415997544,24cyclictest352-21runrttasks22:08:242
2441599752,37cyclictest5996-21http22:13:522
24415997516,26cyclictest0-21swapper/220:09:292
24411997550,8cyclictest181rcu_preempt00:04:151
24411997550,8cyclictest181rcu_preempt00:04:151
2440799758,34cyclictest15-21ksoftirqd/019:54:520
2440799758,34cyclictest15-21ksoftirqd/019:54:520
24407997558,11cyclictest4517-21ssh23:04:280
24407997556,14cyclictest15914-21apt-key00:18:550
24407997556,14cyclictest15914-21apt-key00:18:550
24407997553,16cyclictest2317-21idleruntime-cro21:13:520
24407997553,12cyclictest0-21swapper/000:24:290
24407997537,7cyclictest181rcu_preempt00:29:170
24407997537,7cyclictest181rcu_preempt00:29:170
24407997536,10cyclictest58-21kcompactd022:14:140
24407997521,27cyclictest4879-21sendmail_mailst23:59:240
2441599747,52cyclictest16344-21apt-get00:19:052
2441599747,52cyclictest16344-21apt-get00:19:052
24415997456,12cyclictest31753-21diskmemload21:29:272
24415997456,11cyclictest277-21dbus-daemon23:13:532
24415997456,11cyclictest277-21dbus-daemon23:13:532
24411997451,12cyclictest0-21swapper/121:59:061
24411997451,12cyclictest0-21swapper/121:59:061
24411997446,9cyclictest181rcu_preempt21:09:491
2441199744,52cyclictest4919-21timerwakeupswit19:44:251
24411997437,12cyclictest181rcu_preempt00:02:341
2441199743,46cyclictest12535-21sort22:24:071
24407997454,14cyclictest544-21cron20:38:510
24407997454,14cyclictest544-21cron20:38:510
24407997453,14cyclictest352-21runrttasks22:39:170
24407997452,8cyclictest181rcu_preempt21:55:410
24407997448,19cyclictest25477-21unixbench_multi19:09:290
24407997428,21cyclictest15-21ksoftirqd/020:44:170
2441599737,57cyclictest26855-21apt-get19:14:132
24415997348,16cyclictest24397-21cyclictest19:59:132
24415997326,18cyclictest16160-21sh21:35:372
24415997326,18cyclictest16160-21sh21:35:372
24411997359,10cyclictest24397-21cyclictest21:54:081
24411997353,14cyclictest26212-21unixbench_multi20:49:321
24411997353,14cyclictest26212-21unixbench_multi20:49:321
24411997352,14cyclictest26320-21unixbench_multi00:34:311
24411997340,13cyclictest0-21swapper/119:59:031
24407997357,10cyclictest12863-21ssh23:19:080
24407997347,7cyclictest181rcu_preempt23:49:520
24407997344,8cyclictest181rcu_preempt20:49:320
24407997344,8cyclictest181rcu_preempt20:49:320
24407997327,30cyclictest15-21ksoftirqd/020:39:110
24415997246,13cyclictest0-21swapper/221:09:292
2441599723,52cyclictest12013-21latency_hist20:08:542
24415997220,26cyclictest0-21swapper/219:19:142
24415997220,26cyclictest0-21swapper/219:19:142
24415997214,23cyclictest0-21swapper/200:27:442
24415997212,25cyclictest0-21swapper/222:44:292
24411997253,13cyclictest21946-21ssh00:28:511
2441199723,28cyclictest23710-21/usr/sbin/munin21:49:261
24411997228,11cyclictest181rcu_preempt20:54:241
24411997228,11cyclictest181rcu_preempt20:54:241
24407997259,9cyclictest24397-21cyclictest23:46:110
2440799725,40cyclictest15-21ksoftirqd/023:29:080
24407997252,15cyclictest18408-21idleruntime-cro23:28:510
24407997239,8cyclictest181rcu_preempt20:08:520
24415997149,15cyclictest2271-21sh23:00:202
2441599714,48cyclictest23440-21latency_hist20:43:562
24415997134,30cyclictest0-21swapper/200:00:012
24415997123,20cyclictest0-21swapper/222:22:362
2441599712,25cyclictest32489-21ssh22:57:302
24411997147,17cyclictest31753-21diskmemload23:29:231
24407997147,9cyclictest181rcu_preempt23:34:270
24407997133,18cyclictest181rcu_preempt20:14:360
24407997132,14cyclictest181rcu_preempt20:02:540
24407997126,28cyclictest15-21ksoftirqd/021:18:140
24407997117,30cyclictest15-21ksoftirqd/019:19:080
24407997117,30cyclictest15-21ksoftirqd/019:19:080
24415997050,14cyclictest21067-21sh23:33:012
24415997050,11cyclictest0-21swapper/200:04:282
24415997050,11cyclictest0-21swapper/200:04:282
24415997048,17cyclictest3815-21kworker/u17:1+events_unbound00:13:502
2441599704,45cyclictest15634-21fschecks_time20:19:132
24415997044,20cyclictest24607-21unixbench_multi20:44:332
24415997044,18cyclictest10160-21if_eth023:14:162
24415997034,28cyclictest15851-21cpuspeed23:24:102
2441599702,45cyclictest27775-21cpuspeed23:44:082
24411997042,22cyclictest14456-21latency_hist21:33:541
24411997036,27cyclictest9971-21kworker/u19:2-rpciod23:49:131
24411997034,14cyclictest0-21swapper/119:49:151
24411997032,9cyclictest181rcu_preempt23:27:171
2440799704,48cyclictest15-21ksoftirqd/019:29:280
2440799703,40cyclictest15-21ksoftirqd/020:59:090
2440799703,32cyclictest9575-21latency_hist23:13:540
2440799703,32cyclictest9575-21latency_hist23:13:540
2440799703,32cyclictest11972-21fschecks_time21:29:160
2440799702,34cyclictest211rcuc/022:21:520
24407997013,14cyclictest15-21ksoftirqd/022:31:560
24415996952,13cyclictest24397-21cyclictest00:29:242
24415996952,13cyclictest24397-21cyclictest00:29:242
24415996952,12cyclictest6071-21kworker/u17:1-rpciod21:49:142
2441599694,44cyclictest22008-21ssh23:34:142
2441599694,37cyclictest26053-21wc20:49:302
2441599694,37cyclictest26053-21wc20:49:302
2441599693,50cyclictest21811-21latency_hist20:38:562
2441599693,50cyclictest21811-21latency_hist20:38:562
2441599693,46cyclictest22894-21runrttasks22:40:362
2441599693,43cyclictest1435-21fschecks_count23:54:152
2441599693,43cyclictest1435-21fschecks_count23:54:152
2441599693,36cyclictest2210-21cron19:38:522
24411996950,14cyclictest19408-21kworker/u17:1+events_unbound19:58:521
24411996950,14cyclictest19408-21kworker/u17:1+events_unbound19:58:521
24411996948,14cyclictest352-21runrttasks21:24:061
24411996948,14cyclictest352-21runrttasks21:24:061
24411996925,25cyclictest10368-21ssh00:09:131
24411996924,9cyclictest181rcu_preempt23:34:131
24407996954,9cyclictest21088-21kworker/u18:3+flush-179:019:34:220
24415996844,16cyclictest0-21swapper/219:48:552
2441599683,46cyclictest352-21runrttasks23:51:092
2441599683,41cyclictest31752-21latency_hist21:08:542
2441199688,45cyclictest24402-21ssh22:44:071
24411996854,9cyclictest24397-21cyclictest20:09:101
24411996849,12cyclictest30462-21cstates22:54:081
24411996846,15cyclictest4872-21ssh21:17:381
2441199684,23cyclictest21400-21apt-get22:39:031
24411996836,16cyclictest181rcu_preempt19:29:261
2441199683,43cyclictest16138-21switchtime20:19:261
24407996842,21cyclictest0-21swapper/023:58:560
24407996842,21cyclictest0-21swapper/023:58:560
2440799682,43cyclictest15-21ksoftirqd/020:54:340
2440799682,43cyclictest15-21ksoftirqd/020:54:340
2440799682,35cyclictest15-21ksoftirqd/020:30:520
24411996751,10cyclictest25107-21ntp_offset19:09:211
24411996750,11cyclictest14073-21timerwakeupswit00:14:281
24411996750,11cyclictest14073-21timerwakeupswit00:14:281
2441199674,43cyclictest352-21runrttasks20:14:081
24411996736,8cyclictest0-21swapper/119:24:111
24411996734,12cyclictest181rcu_preempt22:29:511
24411996731,14cyclictest181rcu_preempt20:35:241
24411996731,14cyclictest181rcu_preempt20:35:241
2441199672,32cyclictest11249-21cat20:04:251
24407996718,23cyclictest15-21ksoftirqd/022:38:530
24415996642,17cyclictest17858-21timerwakeupswit20:24:272
24415996642,17cyclictest17858-21timerwakeupswit20:24:272
24415996638,23cyclictest0-21swapper/222:28:532
2441599662,26cyclictest8432-21seq19:56:142
2441599662,26cyclictest8432-21seq19:56:142
2441199669,28cyclictest0-21swapper/119:34:061
24411996649,9cyclictest0-21swapper/121:05:191
24411996643,15cyclictest28754-21cut20:59:161
2441599655,38cyclictest23534-21latency_hist21:48:542
2441599655,38cyclictest23534-21latency_hist21:48:542
24411996550,10cyclictest25269-21ntp_kernel_err23:39:201
2441199654,41cyclictest352-21runrttasks19:23:071
2441199654,41cyclictest352-21runrttasks19:23:071
24411996526,7cyclictest181rcu_preempt23:19:131
24411996525,30cyclictest18695-21awk21:39:291
24407996543,8cyclictest181rcu_preempt19:24:260
24415996441,12cyclictest0-21swapper/219:24:142
2441599643,40cyclictest16273-21taskset22:29:272
24415996428,29cyclictest0-21swapper/221:39:112
24411996440,10cyclictest181rcu_preempt21:44:241
24411996440,10cyclictest181rcu_preempt21:44:241
24411996438,8cyclictest0-21swapper/120:39:251
2441199643,11cyclictest0-21swapper/120:44:071
24407996441,9cyclictest181rcu_preempt20:22:200
24419996323,34cyclictest0-21swapper/319:14:173
24411996340,10cyclictest58-21kcompactd023:12:121
24411996340,10cyclictest58-21kcompactd023:12:121
2441199632,44cyclictest1902-21unixbench_multi22:59:331
2441199622,25cyclictest22816-21awk00:29:181
2441199622,25cyclictest22816-21awk00:29:181
2441199602,42cyclictest19584-21unixbench_singl20:29:301
2441999582,46cyclictest2310-21taskset23:54:363
2441999582,46cyclictest2310-21taskset23:54:363
2441999573,40cyclictest2734-21taskset22:08:123
2441999572,35cyclictest0-21swapper/300:19:313
2441999572,35cyclictest0-21swapper/300:19:313
2441999564,39cyclictest17402-21taskset21:38:533
2441999564,39cyclictest17402-21taskset21:38:533
2441999563,38cyclictest19759-21chrt00:24:183
2441999553,40cyclictest6450-21taskset23:08:473
2441999542,36cyclictest30280-21chrt19:24:133
2441999534,32cyclictest15332-21chrt22:28:553
2441999533,40cyclictest24725-21chrt22:44:153
2441999533,35cyclictest23016-21chrt20:39:303
2441999533,35cyclictest14222-21chrt21:33:333
2441999533,35cyclictest13722-21chrt00:14:233
2441999533,35cyclictest13722-21chrt00:14:233
2441999532,38cyclictest571-21chrt21:09:303
2441999523,37cyclictest25797-21chrt21:52:103
2441999523,36cyclictest21729-21chrt21:44:283
2441999523,36cyclictest21729-21chrt21:44:283
2441999523,35cyclictest10087-21chrt00:08:593
2441999522,36cyclictest23694-21chrt22:42:533
2441999513,38cyclictest8662-21chrt19:58:523
2441999513,38cyclictest8662-21chrt19:58:523
2441999513,37cyclictest4438-21taskset19:44:143
2441999513,37cyclictest22740-21taskset00:29:163
2441999513,37cyclictest22740-21taskset00:29:163
2441999513,36cyclictest3321-21chrt22:09:053
2441999513,34cyclictest25566-21chrt20:49:183
2441999513,34cyclictest25566-21chrt20:49:183
2441999512,37cyclictest17720-21taskset23:26:553
2441999504,37cyclictest1444-21taskset19:34:263
2441999504,36cyclictest9468-21chrt22:19:023
2441999504,35cyclictest25995-21chrt00:34:273
2441999504,31cyclictest22448-21chrt23:34:253
2441999503,38cyclictest28524-21taskset23:44:273
2441999503,37cyclictest9023-21chrt22:18:333
2441999502,36cyclictest28510-21chrt19:19:073
2441999502,36cyclictest28510-21chrt19:19:073
2441999502,34cyclictest24649-21chrt23:38:553
24419995015,29cyclictest0-21swapper/321:04:593
2441999494,30cyclictest7088-21chrt19:53:543
2441999493,36cyclictest14683-21chrt20:14:273
2441999493,35cyclictest7830-21taskset00:04:253
2441999493,35cyclictest7830-21taskset00:04:253
2441999493,34cyclictest28102-21chrt21:55:143
2441999492,36cyclictest19185-21chrt22:34:263
2441999492,35cyclictest21184-21taskset20:36:103
2441999492,35cyclictest21184-21taskset20:36:103
2441999492,34cyclictest29931-21chrt21:03:523
2441999492,34cyclictest17869-21chrt20:24:273
2441999492,34cyclictest17869-21chrt20:24:273
2441999492,33cyclictest31749-21taskset19:29:073
2441999492,33cyclictest20082-21chrt21:42:583
2441999484,33cyclictest31631-21taskset22:55:053
2441999483,36cyclictest1025-21chrt22:59:113
2441999483,35cyclictest13540-21chrt23:19:253
2441999483,34cyclictest8072-21chrt23:09:573
2441999483,34cyclictest8072-21chrt23:09:573
2441999483,32cyclictest2609-21chrt19:39:083
2441999483,32cyclictest18726-21chrt23:29:023
2441999483,31cyclictest10280-21chrt21:25:553
2441999483,31cyclictest10280-21chrt21:25:553
2441999482,33cyclictest12410-21chrt23:18:483
2441999473,35cyclictest25334-21taskset19:09:273
2441999473,34cyclictest4173-21chrt23:59:023
2441999473,33cyclictest5475-21chrt21:18:543
2441999473,28cyclictest20317-21chrt20:33:553
2441999472,33cyclictest27590-21chrt22:49:143
2441999472,33cyclictest27590-21chrt22:49:143
2441999463,33cyclictest31758-21chrt22:01:593
2441999463,33cyclictest31758-21chrt22:01:593
2441999463,33cyclictest27052-21chrt20:54:083
2441999463,33cyclictest27052-21chrt20:54:083
2441999463,33cyclictest15430-21chrt22:29:033
2441999463,31cyclictest10417-21taskset20:03:543
2441999462,32cyclictest713-21chrt23:53:313
2441999443,32cyclictest15528-21taskset20:19:093
2441999422,27cyclictest6954-21taskset21:20:003
2441999393,27cyclictest23716-21taskset20:44:083
2441999382,26cyclictest11765-21taskset20:07:223
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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