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2026-03-04 - 04:03
[ 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 all highest latencies:
System rackbslot7.osadl.org (updated Wed Mar 04, 2026 00:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31132212912,85sleep131181-21modprobe19:05:581
29977212312,80sleep229986-21/usr/sbin/munin19:01:222
31273991193,25cyclictest13941-21/usr/sbin/munin23:06:130
312859911666,11cyclictest8906-21idleruntime-cro19:35:571
31273991142,29cyclictest200-21systemd-journal23:56:160
312859911257,14cyclictest181rcu_preempt23:56:091
31273991114,28cyclictest352-21runrttasks21:20:320
31273991114,28cyclictest352-21runrttasks21:20:320
312739910910,92cyclictest18890-21/usr/sbin/munin22:21:230
31273991073,25cyclictest32631-21fschecks_count00:31:180
312739910654,46cyclictest18428-21apt22:20:580
312739910654,46cyclictest18428-21apt22:20:580
677321050,4sleep06772-21ssh23:47:200
312739910528,72cyclictest15350irq/295-2188000.ethernet22:36:110
31273991037,13cyclictest0-21swapper/021:21:250
31273991033,31cyclictest9454-21head23:51:360
31273991032,29cyclictest16482-21taskset00:04:190
312949910123,36cyclictest21373-21unixbench_multi20:11:352
312739910139,56cyclictest277-21dbus-daemon21:05:580
31273991013,27cyclictest5204-21latency_hist23:45:590
31273991012,24cyclictest13518-21grep22:11:310
312949910034,25cyclictest0-21swapper/223:31:312
31273991003,12cyclictest18900-21kworker/u18:1+ext4-rsv-conversion22:41:430
312739910015,51cyclictest0-21swapper/000:11:140
312739910015,51cyclictest0-21swapper/000:11:140
31294999948,22cyclictest277-21dbus-daemon21:10:592
31294999948,22cyclictest277-21dbus-daemon21:10:592
31294999941,28cyclictest9377-21latency_hist22:06:002
3127399994,32cyclictest12495-21cstates19:46:140
170152990,7sleep20-21swapper/221:23:482
31294999829,25cyclictest7239-21ssh22:55:262
31294999822,31cyclictest17673-21uniq00:06:192
3127399984,8cyclictest0-21swapper/000:26:110
3127399984,8cyclictest0-21swapper/000:26:110
3127399984,28cyclictest25795-21/usr/sbin/munin23:26:130
3127399984,26cyclictest25051-21modprobe20:25:570
3127399983,28cyclictest29908-21latency_hist21:46:000
3127399983,28cyclictest29908-21latency_hist21:46:000
3127399983,28cyclictest23717-21ssh22:28:250
3127399983,22cyclictest19176-21ssh21:26:350
3127399982,25cyclictest5316-21awk22:51:250
3127399982,25cyclictest27099-21grep00:21:300
3127399982,24cyclictest25297-21sh21:36:470
3127399982,24cyclictest23614-21/usr/sbin/munin00:16:160
3127399973,30cyclictest22572-21cat23:20:590
3127399973,28cyclictest2839-21runrttasks19:16:160
3127399973,28cyclictest2839-21runrttasks19:16:160
3127399973,25cyclictest8383-21grep19:31:320
3127399964,9cyclictest0-21swapper/020:26:100
31273999637,52cyclictest0-21swapper/021:55:570
3127399963,26cyclictest14257-21grep19:51:180
3127399963,25cyclictest22814-21/usr/sbin/munin23:21:080
3127399963,23cyclictest9811-21expr22:06:140
3127399963,23cyclictest9811-21expr22:06:140
3127399963,20cyclictest833-21munin-node19:11:050
3127399963,20cyclictest833-21munin-node19:11:050
3127399962,22cyclictest6420-21ssh21:06:210
3127399962,22cyclictest6420-21ssh21:06:210
3129499952,62cyclictest31196-21apt-get22:41:242
3127399954,32cyclictest352-21runrttasks21:46:120
3127399953,31cyclictest352-21runrttasks20:11:120
3127399953,10cyclictest5786-21diskmemload22:01:120
3127399952,29cyclictest15624-21/usr/sbin/munin19:56:250
3127399952,19cyclictest28807-21apt-get23:31:130
3127399944,27cyclictest32001-21/usr/sbin/munin20:46:580
31273999438,49cyclictest0-21swapper/023:36:160
31273999438,49cyclictest0-21swapper/023:36:160
3127399943,28cyclictest24929-21/usr/sbin/munin22:31:240
3127399943,13cyclictest8114-21sh22:56:200
3127399943,13cyclictest8114-21sh22:56:200
3127399942,31cyclictest352-21runrttasks23:02:190
31273999414,21cyclictest21900-21/usr/sbin/munin21:31:320
310952946,66sleep00-21swapper/019:05:280
3127399935,29cyclictest9675-21/usr/sbin/munin21:11:260
3127399935,29cyclictest23443-21modprobe20:20:570
3127399934,29cyclictest9522-21cat19:36:200
3127399933,31cyclictest18264-21seq00:06:330
3127399932,25cyclictest2187-21if_eth022:46:290
3127399932,25cyclictest2187-21if_eth022:46:290
3127399932,21cyclictest26915-21/usr/sbin/munin20:31:260
31294999265,12cyclictest0-21swapper/223:46:052
31294999230,28cyclictest27604-21ssh23:28:302
3127399923,31cyclictest30748-21ps20:41:290
3127399923,31cyclictest30748-21ps20:41:290
3127399923,30cyclictest10780-21/usr/sbin/munin19:41:340
3127399923,27cyclictest3061-21fschecks_time20:56:190
3127399922,24cyclictest1693-21ntp_kernel_pll_20:51:250
3127399922,24cyclictest1693-21ntp_kernel_pll_20:51:250
31273999136,49cyclictest0-21swapper/020:06:310
3127399913,32cyclictest5865-21latency_hist19:26:000
3127399913,32cyclictest31448-21/usr/sbin/munin19:06:130
3127399913,27cyclictest29516-21grep20:36:330
3127399912,29cyclictest352-21runrttasks23:11:370
31273999122,63cyclictest0-21swapper/021:56:100
3127399903,30cyclictest6047-21cstates19:26:160
3127399903,29cyclictest17578-21if_eth020:01:220
31294998932,26cyclictest4270-21rm23:43:432
31294998919,35cyclictest0-21swapper/219:56:202
31294998837,34cyclictest27994-21ssh22:36:112
31294998823,30cyclictest12386-21latency_hist22:11:012
31294998823,28cyclictest28311-21grep20:35:572
31294998724,27cyclictest23247-21latency_hist00:16:002
31294998724,27cyclictest23247-21latency_hist00:16:002
31285998634,11cyclictest181rcu_preempt22:06:191
31285998634,11cyclictest181rcu_preempt22:06:191
31294998556,22cyclictest634-21fschecks_count19:11:032
31294998556,22cyclictest634-21fschecks_count19:11:032
31294998537,38cyclictest0-21swapper/200:16:102
31294998531,22cyclictest27672-21ntpq21:41:252
31294998531,22cyclictest27672-21ntpq21:41:252
31294998530,19cyclictest1074-21runrttasks21:51:222
31294998526,28cyclictest3977-21fschecks_time21:56:192
31294998524,43cyclictest0-21swapper/219:30:572
31285998561,12cyclictest181rcu_preempt23:31:121
31285998559,19cyclictest13129-21switchtime19:46:311
2998728527,39sleep30-21swapper/319:01:233
31294998464,15cyclictest31264-21cyclictest23:16:192
31294998428,26cyclictest23262-21seq20:18:372
31294998424,24cyclictest0-21swapper/200:01:132
31294998423,21cyclictest8899-21latency_hist19:35:572
31294998422,27cyclictest19805-21awk22:21:522
31294998421,27cyclictest18611-21chrt23:13:342
31294998419,28cyclictest9569-21grep19:36:212
31294998419,28cyclictest0-21swapper/222:11:002
31294998419,28cyclictest0-21swapper/222:11:002
31285998466,11cyclictest13893-21cstates23:06:121
31285998458,20cyclictest9945-21threads19:36:311
31294998363,13cyclictest25608-21/usr/sbin/munin22:31:282
31294998337,33cyclictest0-21swapper/221:26:092
31294998326,24cyclictest23795-21idleruntime-cro21:35:572
31294998325,23cyclictest8397-21ssh22:56:272
31294998325,23cyclictest8397-21ssh22:56:272
31294998324,23cyclictest30215-21ls00:26:312
31294998324,23cyclictest30215-21ls00:26:312
31294998324,23cyclictest14226-21sed23:06:202
31285998361,16cyclictest11171-21sh21:14:171
31294998222,27cyclictest26148-21chrt20:26:322
31294998217,29cyclictest0-21swapper/219:16:302
31294998217,29cyclictest0-21swapper/219:16:302
31294998142,27cyclictest23719-21apt-get20:21:082
31294998121,22cyclictest29340-21sed00:26:012
31294998119,26cyclictest0-21swapper/221:11:322
31285998166,11cyclictest31264-21cyclictest22:15:531
31294998023,24cyclictest2882-21cat00:36:002
31285998062,9cyclictest17593-21runrttasks23:11:321
31285998052,21cyclictest2086-21latency_hist23:41:001
31285998052,21cyclictest2086-21latency_hist23:41:001
3128599803,46cyclictest2852-21sed00:36:001
31294997947,22cyclictest11038-21cron23:55:572
31294997930,39cyclictest12385-21timerwakeupswit23:56:332
31294997916,27cyclictest0-21swapper/222:16:192
31294997916,27cyclictest0-21swapper/222:16:192
31285997963,9cyclictest0-21swapper/122:42:221
31285997960,12cyclictest1-21systemd22:01:321
31285997948,9cyclictest181rcu_preempt21:51:131
31294997828,18cyclictest5469-21seq21:02:142
31294997825,23cyclictest32030-21ssh23:36:162
31294997825,23cyclictest32030-21ssh23:36:162
31294997816,26cyclictest0-21swapper/220:11:002
31285997849,20cyclictest18708-21latency_hist22:21:011
31285997849,20cyclictest18708-21latency_hist22:21:011
31294997752,19cyclictest18667-21latency_hist20:06:002
31294997740,26cyclictest12404-21apt-get19:46:132
31294997722,26cyclictest0-21swapper/220:51:142
31294997722,26cyclictest0-21swapper/220:51:142
31294997720,27cyclictest25500-21latency_hist23:25:592
31294997718,28cyclictest26982-21latency_hist21:41:002
31294997718,26cyclictest0-21swapper/223:04:122
31285997751,9cyclictest31-21ksoftirqd/100:04:291
31285997746,10cyclictest181rcu_preempt21:25:411
31294997651,14cyclictest0-21swapper/219:51:272
31294997622,25cyclictest455-21latency_hist21:50:592
31285997650,19cyclictest297-21systemd-logind00:25:591
31294997519,27cyclictest0-21swapper/221:16:102
31294997519,27cyclictest0-21swapper/221:16:102
31294997518,22cyclictest0-21swapper/220:46:442
31294997515,27cyclictest0-21swapper/222:48:362
31294997515,27cyclictest0-21swapper/222:48:362
31285997560,10cyclictest24246-21kworker/u19:0-writeback21:07:331
31285997560,10cyclictest24246-21kworker/u19:0-writeback21:07:331
31294997446,20cyclictest30173-21apt-get20:41:122
31294997446,20cyclictest30173-21apt-get20:41:122
31285997456,12cyclictest4260-21ntp_kernel_pll_21:56:261
31285997449,17cyclictest24704-21vmstat20:21:341
31285997444,21cyclictest13464-21apt23:05:561
31285997444,20cyclictest0-21swapper/123:50:541
31294997345,18cyclictest10799-21apt-get19:41:132
31294997315,26cyclictest0-21swapper/222:26:052
31285997353,12cyclictest58-21kcompactd023:17:121
31285997352,15cyclictest27644-21idleruntime-cro22:35:581
31285997344,11cyclictest181rcu_preempt20:46:431
31285997339,10cyclictest181rcu_preempt19:11:031
31285997339,10cyclictest181rcu_preempt19:11:031
3128599733,33cyclictest8695-21fschecks_time23:51:211
31294997234,29cyclictest31466-21apt-get19:06:132
31285997256,10cyclictest5786-21diskmemload23:45:591
31285997251,15cyclictest0-21swapper/119:31:011
31285997251,14cyclictest0-21swapper/100:16:231
31285997242,12cyclictest58-21kcompactd021:36:221
31294997136,27cyclictest4522-21grep19:21:192
31285997148,13cyclictest0-21swapper/120:03:211
31285997145,10cyclictest181rcu_preempt21:42:591
31285997145,10cyclictest181rcu_preempt21:42:591
3128599712,51cyclictest21228-21switchtime00:11:321
3128599712,51cyclictest21228-21switchtime00:11:321
3128599712,23cyclictest22458-21irqstats20:16:211
31294996929,30cyclictest29913-21munin-run20:40:572
31285996943,10cyclictest58-21kcompactd000:26:211
31285996943,10cyclictest58-21kcompactd000:26:211
31285996942,18cyclictest0-21swapper/120:46:001
31285996942,18cyclictest0-21swapper/120:46:001
31285996938,10cyclictest181rcu_preempt19:16:131
31285996938,10cyclictest181rcu_preempt19:16:131
31285996936,8cyclictest20837-21kworker/u17:2-nfsiod21:33:411
31285996935,12cyclictest181rcu_preempt20:06:161
3128599692,45cyclictest12124-21cron19:45:571
31285996914,13cyclictest0-21swapper/121:26:101
31285996848,13cyclictest0-21swapper/120:56:221
31285996846,8cyclictest181rcu_preempt21:06:011
31285996844,9cyclictest31944-21ssh21:48:351
31285996844,16cyclictest27950-21/usr/sbin/munin22:36:301
3128599683,48cyclictest25591-21cut20:26:201
31285996823,15cyclictest29233-21mailstats20:36:301
31294996731,31cyclictest0-21swapper/220:56:132
31285996745,14cyclictest58-21kcompactd022:27:391
31285996732,16cyclictest181rcu_preempt23:21:131
31285996650,9cyclictest0-21swapper/122:56:201
31285996650,9cyclictest0-21swapper/122:56:201
31285996649,11cyclictest18350-21timerwakeupswit00:06:331
3128599664,33cyclictest583-21munin-node20:11:081
3128599663,37cyclictest14214-21fschecks_count19:51:171
31285996552,9cyclictest170-21jbd2/mmcblk2p2-821:19:261
31285996552,9cyclictest170-21jbd2/mmcblk2p2-821:19:261
3128599653,41cyclictest1384-21fschecks_count20:51:181
3128599653,41cyclictest1384-21fschecks_count20:51:181
31285996444,13cyclictest2359-21ntp_kernel_err22:46:341
31285996444,13cyclictest2359-21ntp_kernel_err22:46:341
3128599643,40cyclictest15797-21df_inode19:56:171
31285996426,12cyclictest181rcu_preempt22:26:001
31285996347,9cyclictest0-21swapper/122:51:261
3128599633,42cyclictest5166-21timerwakeupswit19:21:331
3128599633,22cyclictest27162-21fschecks_time20:31:191
3128599623,43cyclictest31705-21fschecks_time19:06:191
3128599613,32cyclictest25795-21/usr/sbin/munin23:26:301
31298995941,12cyclictest192812sleep322:21:243
3129899592,45cyclictest23743-21taskset22:28:293
3129899575,34cyclictest0-21swapper/322:41:183
3129899573,40cyclictest15569-21taskset00:01:453
3129899572,43cyclictest6599-21taskset23:46:503
3129899563,41cyclictest21246-21taskset21:31:153
3129899552,25cyclictest0-21swapper/323:55:583
3129899544,37cyclictest1738-21taskset20:51:283
3129899544,37cyclictest1738-21taskset20:51:283
3129899543,41cyclictest29828-21taskset21:45:583
3129899543,41cyclictest29828-21taskset21:45:583
3129899543,39cyclictest5728-21chrt19:25:593
3129899543,38cyclictest17683-21chrt22:18:563
3129899543,38cyclictest17683-21chrt22:18:563
3129899543,35cyclictest13956-21chrt23:06:143
3129899543,34cyclictest17976-21chrt21:26:003
3129899542,37cyclictest15469-21taskset19:56:003
3129899542,30cyclictest26930-21taskset23:26:363
3129899534,36cyclictest12502-21taskset23:56:353
3129899534,35cyclictest18935-21chrt23:14:293
3129899533,40cyclictest7643-21taskset19:31:143
3129899533,39cyclictest21083-21chrt00:11:303
3129899533,39cyclictest21083-21chrt00:11:303
3129899533,38cyclictest22186-21chrt20:16:133
3129899533,37cyclictest23969-21chrt23:21:423
3129899533,32cyclictest29312-21chrt00:26:003
3129899532,38cyclictest8436-21chrt22:56:303
3129899532,38cyclictest8436-21chrt22:56:303
3129899532,37cyclictest14932-21taskset22:14:433
3129899523,38cyclictest23989-21chrt20:21:193
3129899523,37cyclictest4292-21taskset21:01:003
3129899523,36cyclictest25911-21chrt20:26:293
3129899513,39cyclictest31803-21chrt00:30:103
3129899513,39cyclictest31803-21chrt00:30:103
3129899513,37cyclictest30450-21chrt20:41:193
3129899513,37cyclictest30450-21chrt20:41:193
3129899513,35cyclictest6188-21taskset21:06:143
3129899513,35cyclictest6188-21taskset21:06:143
3129899513,33cyclictest28299-21taskset22:36:193
3129899513,33cyclictest25731-21taskset00:19:563
3129899513,33cyclictest19232-21taskset21:26:373
3129899512,36cyclictest18691-21chrt20:06:003
3129899512,35cyclictest22042-21chrt20:16:003
3129899512,35cyclictest19989-21chrt23:16:153
3129899512,33cyclictest10550-21chrt19:40:573
3129899504,37cyclictest26931-21taskset22:34:003
3129899504,32cyclictest10885-21chrt23:01:123
3129899503,34cyclictest5234-21chrt21:01:323
3129899503,34cyclictest30275-21taskset23:32:363
3129899502,38cyclictest13403-21chrt21:17:043
3129899502,38cyclictest13403-21chrt21:17:043
3129899502,34cyclictest19649-21chrt20:06:333
3129899502,34cyclictest17699-21taskset00:06:193
3129899494,33cyclictest7301-21chrt19:30:573
3129899493,33cyclictest3256-21chrt22:47:423
3129899493,33cyclictest3256-21chrt22:47:423
3129899492,35cyclictest12214-21chrt19:46:003
3129899483,34cyclictest1054-21chrt21:51:213
3129899483,33cyclictest1755-21chrt00:33:303
3129899482,33cyclictest1541-21chrt23:39:293
3129899482,33cyclictest1541-21chrt23:39:293
3129899482,33cyclictest12316-21chrt22:10:503
3129899482,33cyclictest12316-21chrt22:10:503
3129899482,31cyclictest24679-21chrt21:36:263
3129899473,33cyclictest8704-21chrt22:04:053
3129899473,33cyclictest31883-21chrt21:48:253
3129899473,30cyclictest5884-21chrt21:59:363
3129899473,29cyclictest27627-21taskset20:31:323
3129899472,32cyclictest16403-21taskset19:56:333
3129899464,33cyclictest11147-21chrt21:14:133
3129899463,33cyclictest13211-21chrt19:46:323
3129899452,29cyclictest452-21taskset20:47:113
3129899444,26cyclictest1791-21chrt19:11:333
3129899444,26cyclictest1791-21chrt19:11:333
3129899443,29cyclictest4705-21chrt22:51:033
3129899443,29cyclictest29198-21chrt20:36:303
3129899442,27cyclictest2353-21chrt23:41:033
3129899432,31cyclictest493-21chrt19:11:013
3129899413,25cyclictest3135-21chrt19:16:233
3129899413,25cyclictest3135-21chrt19:16:233
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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