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2026-01-30 - 04:11
[ 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 rack0slot2.osadl.org (updated Fri Jan 30, 2026 00:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
49817425419,30sleep70-21swapper/719:03:527
49815425443,7sleep50-21swapper/519:03:345
49819224836,8sleep40-21swapper/419:04:054
498687994745,2cyclictest1059465-21kworker/u16:1+events_unbound23:31:436
498688994438,5cyclictest1240129-21latency_hist00:36:437
498688994037,2cyclictest124-21kswapd022:07:067
498688994035,4cyclictest1179869-21latency_hist00:11:447
498688994034,5cyclictest1047423-21latency_hist23:16:437
498688994034,5cyclictest1047423-21latency_hist23:16:437
498682994036,3cyclictest830854-21kworker/u16:1+flush-8:022:11:445
498687993937,2cyclictest1202663-21kworker/u16:1+flush-8:000:21:446
498687993936,2cyclictest734593-21kworker/u16:2+flush-8:021:57:146
498688993736,0cyclictest0-21swapper/722:36:597
49819423726,8sleep60-21swapper/619:04:076
498682993634,2cyclictest1059465-21kworker/u16:1+flush-8:000:06:585
498679993633,2cyclictest1032573-21kworker/u16:5+events_unbound23:41:584
498688993534,0cyclictest0-21swapper/722:17:077
498688993529,5cyclictest647218-21latency_hist20:21:447
498687993432,2cyclictest830854-21kworker/u16:1+events_unbound22:52:026
498687993432,2cyclictest705502-21kworker/u16:1+flush-8:021:16:446
498687993432,2cyclictest705502-21kworker/u16:1+flush-8:021:16:446
11064622340,1chrt1106461-21ssh23:39:347
498688993327,5cyclictest541100-21latency_hist19:26:447
498687993331,2cyclictest938619-21kworker/u16:4+flush-8:023:16:386
498687993331,2cyclictest938619-21kworker/u16:4+flush-8:023:16:386
498682993231,1cyclictest853516-21kworker/u16:0+events_unbound21:54:495
498682993231,1cyclictest853516-21kworker/u16:0+events_unbound21:54:495
498687993129,2cyclictest570428-21kworker/u16:2+flush-8:020:27:096
498687993128,3cyclictest498438-21kworker/u16:1+events_unbound19:37:066
498682993129,2cyclictest830854-21kworker/u16:1+events_unbound22:27:075
498682992927,2cyclictest985005-21kworker/u16:0+events_unbound23:32:065
498688992827,0cyclictest0-21swapper/722:11:587
498688992822,5cyclictest842459-21latency_hist21:51:437
498682992825,2cyclictest864578-21kworker/u16:5+events_unbound22:02:005
498679992825,2cyclictest830854-21kworker/u16:1+flush-8:021:54:394
498679992825,2cyclictest830854-21kworker/u16:1+flush-8:021:54:394
498688992726,0cyclictest0-21swapper/719:12:037
498688992724,2cyclictest124-21kswapd023:51:577
498688992724,2cyclictest124-21kswapd023:51:577
498687992725,2cyclictest1093266-21kworker/u16:2+events_unbound23:36:386
498682992725,2cyclictest425534-21kworker/u16:2+events_unbound19:21:595
498682992624,2cyclictest938619-21kworker/u16:4+events_unbound22:47:135
498682992624,2cyclictest891199-21kworker/u16:2+events_unbound22:12:125
498682992624,2cyclictest830854-21kworker/u16:1+flush-8:022:56:395
498682992624,2cyclictest1142668-21kworker/u16:3+events_unbound00:12:065
498682992623,3cyclictest1059465-21kworker/u16:1+flush-8:023:26:445
498682992622,3cyclictest677770-21kworker/u16:0+flush-8:021:12:015
498682992622,3cyclictest677770-21kworker/u16:0+flush-8:021:12:015
11648402260,1chrt1164834-21ssh00:02:107
498687992523,2cyclictest891199-21kworker/u16:2+events_unbound22:12:066
498687992523,2cyclictest560560-21kworker/u16:3+events_unbound20:37:066
498682992523,2cyclictest705502-21kworker/u16:1+events_unbound21:17:025
498679992523,2cyclictest938619-21kworker/u16:4+flush-8:023:01:594
498679992523,2cyclictest758181-21kworker/u16:3+flush-8:021:21:594
498682992422,2cyclictest677770-21kworker/u16:0+events_unbound20:52:105
498682992422,2cyclictest560397-21kworker/u16:0+flush-8:019:36:595
498688992319,3cyclictest124-21kswapd023:21:577
498688992318,4cyclictest608662-21latency_hist20:01:447
498687992319,3cyclictest951255-21kworker/u16:2+events_unbound22:42:046
498682992320,3cyclictest758181-21kworker/u16:3+flush-8:021:36:395
498688992217,4cyclictest794387-21latency_hist21:31:447
49868899220,21cyclictest1215964-21updatedb00:26:437
498687992221,1cyclictest938619-21kworker/u16:4+events_unbound23:09:556
498687992220,2cyclictest832144-21kworker/u16:4+events_unbound22:02:146
498687992219,2cyclictest915337-21kworker/u16:2+flush-8:022:21:596
10595802220,1sleep40-21swapper/423:21:434
498687992119,2cyclictest830854-21kworker/u16:1+events_unbound22:26:576
498682992119,2cyclictest677770-21kworker/u16:0+events_unbound21:27:115
498679992119,2cyclictest570428-21kworker/u16:2+flush-8:020:07:124
498679992117,3cyclictest532357-21diskstats19:21:564
12389722210,0sleep60-21swapper/600:34:306
498687992019,1cyclictest1189035-21kworker/u16:5+events_unbound00:12:146
498687992018,2cyclictest830854-21kworker/u16:1+flush-8:022:57:456
498687992018,2cyclictest758181-21kworker/u16:3+events_unbound21:37:136
498687992018,2cyclictest677770-21kworker/u16:0+events_unbound21:42:086
498687992018,2cyclictest560560-21kworker/u16:3+events_unbound20:42:076
498682992018,2cyclictest677770-21kworker/u16:0+events_unbound20:56:565
498682992018,2cyclictest570428-21kworker/u16:2+flush-8:020:32:115
498682992018,2cyclictest570428-21kworker/u16:2+flush-8:020:32:115
498682992017,3cyclictest951255-21kworker/u16:2+flush-8:022:42:015
498679992017,2cyclictest1032573-21kworker/u16:5+flush-8:023:12:014
498679992017,2cyclictest1032573-21kworker/u16:5+flush-8:023:12:014
498687991917,2cyclictest677770-21kworker/u16:0+events_unbound20:57:086
498687991917,2cyclictest1142668-21kworker/u16:3+events_unbound00:11:406
498682991917,2cyclictest560560-21kworker/u16:3+flush-8:020:26:595
498682991917,2cyclictest1142668-21kworker/u16:3+events_unbound23:56:575
498682991917,2cyclictest1032573-21kworker/u16:5+flush-8:023:11:585
498682991917,2cyclictest1032573-21kworker/u16:5+flush-8:023:11:585
498682991916,2cyclictest830854-21kworker/u16:1+events_unbound22:31:585
498688991817,0cyclictest0-21swapper/720:32:077
498688991817,0cyclictest0-21swapper/720:32:077
49868899180,16cyclictest650-21systemd-journal21:21:447
498687991816,2cyclictest985005-21kworker/u16:0+flush-8:000:02:046
498687991816,2cyclictest734593-21kworker/u16:2+events_unbound21:06:586
498687991814,3cyclictest677770-21kworker/u16:0+events_unbound21:17:156
498682991816,2cyclictest1059465-21kworker/u16:1+events_unbound00:02:105
498682991815,3cyclictest560560-21kworker/u16:3+flush-8:020:26:395
498679991816,2cyclictest985005-21kworker/u16:0+flush-8:023:26:584
498679991815,3cyclictest560560-21kworker/u16:3+flush-8:019:52:104
49868899170,16cyclictest755180-21runrttasks21:12:097
49868899170,16cyclictest755180-21runrttasks21:12:097
498687991715,2cyclictest985005-21kworker/u16:0+events_unbound23:21:456
498682991715,2cyclictest1142668-21kworker/u16:3+events_unbound00:26:575
498682991715,2cyclictest1142668-21kworker/u16:3+events_unbound00:26:575
498682991714,2cyclictest560560-21kworker/u16:3+events_unbound21:01:575
498679991713,3cyclictest734593-21kworker/u16:2+flush-8:021:32:014
49868899167,7cyclictest0-21swapper/723:17:117
49868899167,7cyclictest0-21swapper/721:36:587
498688991613,2cyclictest1267-21snmpd19:41:257
498687991614,2cyclictest938619-21kworker/u16:4+events_unbound22:47:156
498682991614,2cyclictest1142668-21kworker/u16:3+events_unbound00:19:085
49868899157,7cyclictest0-21swapper/723:42:017
49868899157,7cyclictest0-21swapper/723:07:017
49868899157,7cyclictest0-21swapper/722:51:577
49868899157,7cyclictest0-21swapper/722:21:597
49868899156,8cyclictest0-21swapper/723:47:027
49868899156,8cyclictest0-21swapper/722:27:057
49868799150,15cyclictest0-21swapper/621:53:076
49868799150,15cyclictest0-21swapper/621:53:076
498682991513,2cyclictest560560-21kworker/u16:3+flush-8:020:07:095
498682991513,2cyclictest498438-21kworker/u16:1+events_unbound19:42:095
498679991513,2cyclictest734593-21kworker/u16:2+events_unbound21:57:094
498679991512,2cyclictest677770-21kworker/u16:0+flush-8:021:17:034
49867999150,1cyclictest0-21swapper/423:57:484
49868899149,4cyclictest1267-21snmpd21:01:007
49868899147,6cyclictest0-21swapper/723:57:017
49868899146,7cyclictest0-21swapper/721:32:037
49868899146,7cyclictest0-21swapper/700:12:097
49868899144,8cyclictest0-21swapper/722:02:027
498688991410,3cyclictest694470-21ntpq20:42:097
498687991412,2cyclictest938619-21kworker/u16:4+events_unbound23:01:586
498687991412,2cyclictest570428-21kworker/u16:2+events_unbound20:16:586
498687991412,2cyclictest1032573-21kworker/u16:5+events_unbound23:46:426
498687991411,2cyclictest560560-21kworker/u16:3+events_unbound21:01:596
498682991413,1cyclictest0-21swapper/521:37:075
498682991412,2cyclictest830854-21kworker/u16:1+events_unbound22:57:115
498682991412,2cyclictest560560-21kworker/u16:3+flush-8:020:41:595
498682991412,2cyclictest1059465-21kworker/u16:1+events_unbound23:47:115
498682991411,2cyclictest830854-21kworker/u16:1+events_unbound22:17:115
498682991411,2cyclictest1059465-21kworker/u16:1+events_unbound23:42:025
49868299140,1cyclictest0-21swapper/522:24:155
49868299140,14cyclictest0-21swapper/523:20:325
49868299140,14cyclictest0-21swapper/521:26:425
498679991413,1cyclictest0-21swapper/422:24:004
49867999140,1cyclictest0-21swapper/400:32:104
49867999140,14cyclictest0-21swapper/423:49:274
49867999140,14cyclictest0-21swapper/422:27:474
49868899139,3cyclictest745440-21ssh21:10:267
49868899139,3cyclictest658491-21kthreadcore20:27:037
49868899139,3cyclictest1267-21snmpd21:05:367
49868899139,3cyclictest1267-21snmpd20:53:147
49868899139,3cyclictest1267-21snmpd20:22:567
49868899139,3cyclictest1267-21snmpd19:44:257
49868899138,4cyclictest1267-21snmpd19:51:167
49868899136,6cyclictest0-21swapper/723:26:497
49868899136,6cyclictest0-21swapper/722:31:447
49868899136,6cyclictest0-21swapper/721:57:477
49868899136,6cyclictest0-21swapper/721:51:587
49868899136,6cyclictest0-21swapper/721:51:587
49868899136,6cyclictest0-21swapper/721:41:577
49868899136,6cyclictest0-21swapper/721:17:087
49868899136,6cyclictest0-21swapper/700:26:527
49868899136,6cyclictest0-21swapper/700:26:527
49868899136,6cyclictest0-21swapper/700:17:117
49868899135,7cyclictest0-21swapper/723:02:037
49868899135,7cyclictest0-21swapper/722:47:077
49868899135,7cyclictest0-21swapper/722:43:407
49868899135,6cyclictest0-21swapper/722:57:017
49868899134,8cyclictest0-21swapper/723:33:287
498688991312,0cyclictest0-21swapper/720:06:547
498688991310,2cyclictest506629-21grep19:07:057
498687991312,1cyclictest0-21swapper/621:28:326
498687991311,2cyclictest830854-21kworker/u16:1+flush-8:022:07:126
498687991311,2cyclictest677770-21kworker/u16:0+events_unbound21:32:066
498687991311,2cyclictest531122-21kworker/u16:4+events_unbound19:26:396
49868299139,3cyclictest560560-21kworker/u16:3+flush-8:020:47:085
498682991311,2cyclictest560560-21kworker/u16:3+events_unbound20:12:135
49868299130,13cyclictest0-21swapper/520:39:155
49868299130,13cyclictest0-21swapper/519:58:545
498679991312,1cyclictest0-21swapper/421:09:454
498679991312,1cyclictest0-21swapper/400:17:214
498679991312,1cyclictest0-21swapper/400:13:064
498679991312,1cyclictest0-21swapper/400:04:264
498679991311,2cyclictest570428-21kworker/u16:2+flush-8:020:32:154
498679991311,2cyclictest570428-21kworker/u16:2+flush-8:020:32:154
498679991310,2cyclictest560560-21kworker/u16:3+events_unbound20:36:584
49867999130,13cyclictest0-21swapper/400:23:494
49867999130,0cyclictest0-21swapper/421:30:244
626589120,0rtkit-daemon0-21swapper/419:10:124
49868899128,3cyclictest6184-21gvfs-afc-volume19:31:567
49868899128,3cyclictest5756-21JS21:50:167
49868899128,3cyclictest1267-21snmpd20:47:267
49868899128,3cyclictest1267-21snmpd19:56:407
49868899128,3cyclictest1267-21snmpd19:26:547
49868899126,4cyclictest96-21ksoftirqd/720:02:067
49868899124,7cyclictest0-21swapper/719:19:047
49868899121,9cyclictest0-21swapper/720:12:027
498687991211,1cyclictest0-21swapper/623:59:246
498687991210,2cyclictest758181-21kworker/u16:3+events_unbound21:21:576
498687991210,2cyclictest570428-21kworker/u16:2+events_unbound20:32:146
498687991210,2cyclictest570428-21kworker/u16:2+events_unbound20:32:146
49868799120,1cyclictest0-21swapper/620:53:036
49868799120,12cyclictest0-21swapper/620:49:076
498682991211,1cyclictest0-21swapper/523:08:235
49867999129,2cyclictest677770-21kworker/u16:0+flush-8:020:57:104
49867999124,7cyclictest0-21swapper/422:31:584
498679991211,1cyclictest0-21swapper/423:55:364
498679991211,1cyclictest0-21swapper/423:55:364
498679991211,1cyclictest0-21swapper/423:41:344
498679991211,1cyclictest0-21swapper/423:09:434
498679991211,1cyclictest0-21swapper/422:53:384
498679991211,1cyclictest0-21swapper/422:11:144
498679991211,1cyclictest0-21swapper/400:30:074
498679991211,1cyclictest0-21swapper/400:30:074
49867999120,1cyclictest0-21swapper/420:24:584
626589110,1rtkit-daemon0-21swapper/419:28:124
49868799119,2cyclictest938619-21kworker/u16:4+events_unbound22:41:236
49868799119,2cyclictest570428-21kworker/u16:2+events_unbound19:57:086
49868799119,2cyclictest1059465-21kworker/u16:1+flush-8:023:52:086
49868799119,2cyclictest1059465-21kworker/u16:1+flush-8:023:52:086
49868799118,2cyclictest593963-21ps19:52:036
498687991110,1cyclictest0-21swapper/620:22:196
498687991110,1cyclictest0-21swapper/619:31:246
498687991110,1cyclictest0-21swapper/619:18:476
49868799110,11cyclictest0-21swapper/619:13:446
49868299119,2cyclictest734593-21kworker/u16:2+events_unbound21:47:155
49868299119,2cyclictest677770-21kworker/u16:0+events_unbound21:41:595
49868299115,5cyclictest6018-21gdbus22:37:445
498682991110,1cyclictest0-21swapper/521:11:065
498679991110,1cyclictest0-21swapper/423:25:394
498679991110,1cyclictest0-21swapper/422:37:344
498679991110,1cyclictest0-21swapper/422:14:514
498679991110,1cyclictest0-21swapper/421:51:134
498679991110,1cyclictest0-21swapper/420:49:344
49867999110,11cyclictest0-21swapper/420:55:334
49867999110,11cyclictest0-21swapper/419:20:304
49868799109,1cyclictest0-21swapper/600:29:506
49868799109,1cyclictest0-21swapper/600:29:506
49868799108,2cyclictest531122-21kworker/u16:4+events_unbound19:32:076
49868799108,2cyclictest1059465-21kworker/u16:1+flush-8:023:37:086
49868799106,3cyclictest1142668-21kworker/u16:3+flush-8:000:26:446
49868299108,2cyclictest597530-21kthreadcore19:52:055
49868299108,2cyclictest570428-21kworker/u16:2+events_unbound20:01:595
49868299108,2cyclictest570428-21kworker/u16:2+events_unbound19:47:085
49868299108,2cyclictest531122-21kworker/u16:4+flush-8:019:32:025
49868299108,2cyclictest1142668-21kworker/u16:3+flush-8:023:56:385
49868299108,2cyclictest1142668-21kworker/u16:3+flush-8:023:56:385
49868299105,4cyclictest1104907-21ls23:37:115
49867999109,1cyclictest0-21swapper/422:18:294
49867999109,1cyclictest0-21swapper/420:28:364
49867999106,3cyclictest725611-21cat21:02:004
49867999105,4cyclictest1000300-21tune2fs22:56:564
4986879998,1cyclictest0-21swapper/622:20:436
4986879998,1cyclictest0-21swapper/620:12:516
4986879998,1cyclictest0-21swapper/619:42:546
4986879997,2cyclictest830854-21kworker/u16:1+flush-8:022:32:076
4986879997,2cyclictest570428-21kworker/u16:2+flush-8:020:06:396
4986829998,1cyclictest0-21swapper/519:11:075
4986829990,6cyclictest0-21swapper/523:06:205
4986799998,1cyclictest0-21swapper/422:47:294
4986799998,1cyclictest0-21swapper/420:00:044
4986799998,1cyclictest0-21swapper/419:41:564
4986799994,4cyclictest692082-21cut20:42:044
4986799994,4cyclictest1092862-21awk23:32:104
4986879986,2cyclictest734593-21kworker/u16:2+events_unbound21:50:546
4986879986,2cyclictest1129464-21kworker/u16:2+events_unbound23:47:466
4986879983,4cyclictest1051894-21cut23:17:026
4986829987,1cyclictest0-21swapper/520:20:015
4986829987,1cyclictest0-21swapper/519:28:565
4986829986,2cyclictest512420-21kworker/u16:0+flush-8:019:11:595
4986829986,2cyclictest425534-21kworker/u16:2+flush-8:019:17:085
4986829983,4cyclictest856819-21cat21:57:015
4986799984,3cyclictest638966-21irqcore20:17:004
4986799984,3cyclictest629090-21cat20:12:014
4986799983,4cyclictest964120-21df_inode22:41:574
4986799983,4cyclictest868765-21cut22:02:004
4986799983,4cyclictest807497-21fschecks_count21:36:584
4986799983,4cyclictest613138-21cut20:02:024
4986799983,4cyclictest584040-21cut19:47:014
4986799983,4cyclictest561000-21expr19:36:564
4986799983,4cyclictest510384-21cut19:11:474
4986799983,4cyclictest1176898-21ntp_states00:07:084
4986799980,2cyclictest0-21swapper/421:41:574
4986879976,1cyclictest0-21swapper/619:08:426
4986879975,1cyclictest0-21swapper/620:07:056
4986879972,4cyclictest581068-21sed19:46:596
4986829973,3cyclictest1228850-21expr00:31:555
4986829972,4cyclictest1205276-21if_p4p100:21:595
4986829972,4cyclictest1073373-21cut23:27:005
4986799975,1cyclictest0-21swapper/419:31:584
4986799972,4cyclictest748491-21cut21:12:014
4986799972,4cyclictest748491-21cut21:12:014
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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