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2026-01-12 - 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
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rack0slot2.osadl.org (updated Mon Jan 12, 2026 12:43:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4315762990,1sleep7431577-21rm12:11:447
393142299580,56cyclictest321475-21latency_hist11:27:537
3931417994845,2cyclictest423414-21kworker/u16:0+events_unbound12:12:535
3931422994742,4cyclictest4129057-21latency_hist08:47:577
3931418994743,3cyclictest260028-21kworker/u16:4+flush-8:011:52:536
3931413994744,2cyclictest223433-21kworker/u16:0+events_unbound11:13:134
393107024632,11sleep40-21swapper/407:07:204
393109924535,7sleep60-21swapper/607:07:466
393090324434,7sleep50-21swapper/507:04:565
3931413994340,3cyclictest260028-21kworker/u16:4+events_unbound11:53:254
3931422994237,4cyclictest296928-21latency_hist11:17:547
3931413994240,2cyclictest381923-21kworker/u16:1+events_unbound11:59:554
3931413994240,2cyclictest34413-21kworker/u16:14+events_unbound10:01:144
3931413994240,2cyclictest260028-21kworker/u16:4+events_unbound11:19:544
3931413994139,2cyclictest247604-21kworker/u16:3+events_unbound11:04:574
3931413994139,2cyclictest184140-21kworker/u16:2+events_unbound11:45:184
3931417994036,3cyclictest260028-21kworker/u16:4+flush-8:011:17:535
3931413994038,2cyclictest34407-21kworker/u16:8+events_unbound09:54:394
3931413993937,2cyclictest72445-21kworker/u16:1+events_unbound10:51:494
3931413993937,2cyclictest423414-21kworker/u16:0+flush-8:012:19:344
3931413993937,2cyclictest4080435-21kworker/u16:0+events_unbound09:17:294
3931413993937,2cyclictest260028-21kworker/u16:4+flush-8:012:08:184
3931413993937,2cyclictest184140-21kworker/u16:2+events_unbound10:59:094
3931413993936,2cyclictest34471-21kworker/u16:70+events_unbound09:42:584
3931413993836,2cyclictest72445-21kworker/u16:1+events_unbound10:25:384
3931413993836,2cyclictest72445-21kworker/u16:1+events_unbound10:19:504
3931413993836,2cyclictest4168188-21kworker/u16:3+events_unbound09:28:444
3931413993836,2cyclictest4148320-21kworker/u16:2+events_unbound09:25:524
3931413993836,2cyclictest381923-21kworker/u16:1+flush-8:012:03:214
3931413993836,2cyclictest34413-21kworker/u16:14+events_unbound10:03:584
3931413993836,2cyclictest260028-21kworker/u16:4+flush-8:011:39:384
3931413993836,2cyclictest184140-21kworker/u16:2+events_unbound11:34:154
3931413993836,2cyclictest184140-21kworker/u16:2+events_unbound11:32:464
3931413993836,2cyclictest184140-21kworker/u16:2+events_unbound11:32:464
39218452383,30sleep70-21swapper/707:03:067
3931413993736,1cyclictest184140-21kworker/u16:2+events_unbound10:42:014
3931413993735,2cyclictest423414-21kworker/u16:0+events_unbound12:16:384
3931413993735,2cyclictest381923-21kworker/u16:1+events_unbound12:28:314
3931413993735,2cyclictest34413-21kworker/u16:14+events_unbound10:10:454
3931413993735,2cyclictest260028-21kworker/u16:4+events_unbound12:37:174
3931413993735,2cyclictest260028-21kworker/u16:4+events_unbound11:23:174
3931413993735,2cyclictest260028-21kworker/u16:4+events_unbound11:10:254
3931413993735,2cyclictest223433-21kworker/u16:0+events_unbound10:55:104
3931413993735,2cyclictest158630-21kworker/u16:3+flush-8:010:34:264
3931417993634,2cyclictest4080435-21kworker/u16:0+flush-8:009:23:165
3931413993634,2cyclictest34413-21kworker/u16:14+flush-8:009:50:144
3931413993633,2cyclictest34471-21kworker/u16:70+events_unbound09:38:514
3931418993533,2cyclictest72445-21kworker/u16:1+flush-8:010:27:486
3931418993533,2cyclictest34413-21kworker/u16:14+events_unbound10:08:186
3931418993533,2cyclictest136220-21kworker/u16:0+flush-8:010:30:056
3931413993533,2cyclictest72445-21kworker/u16:1+flush-8:010:31:224
3931418993432,2cyclictest3954601-21kworker/u16:4+flush-8:007:22:576
3931417993331,2cyclictest34413-21kworker/u16:14+events_unbound09:48:145
3931417993331,2cyclictest184140-21kworker/u16:2+events_unbound11:22:485
3931413993331,2cyclictest158630-21kworker/u16:3+events_unbound10:43:584
3931413993331,2cyclictest136220-21kworker/u16:0+flush-8:010:13:164
3931418993230,2cyclictest4080435-21kworker/u16:0+flush-8:008:23:206
3931417993230,2cyclictest34407-21kworker/u16:8+events_unbound09:58:535
3931417993230,2cyclictest260028-21kworker/u16:4+events_unbound11:32:535
3931417993230,2cyclictest260028-21kworker/u16:4+events_unbound11:32:535
3931417993229,2cyclictest223433-21kworker/u16:0+flush-8:010:53:025
3931422993129,1cyclictest0-21swapper/711:35:537
3931418993129,2cyclictest4080435-21kworker/u16:0+flush-8:009:23:126
3931418993127,3cyclictest4080435-21kworker/u16:0+flush-8:009:08:156
3931413993129,2cyclictest423414-21kworker/u16:0+events_unbound12:23:214
3931422993029,0cyclictest0-21swapper/709:32:097
3931418993027,2cyclictest184140-21kworker/u16:2+flush-8:010:58:226
3931418993026,3cyclictest395327-21kworker/u16:2+flush-8:012:02:536
3931417993029,1cyclictest4080435-21kworker/u16:0+events_unbound09:17:595
393141799300,27cyclictest0-21swapper/511:10:515
3931413993028,2cyclictest4168188-21kworker/u16:3+events_unbound09:19:234
3931413993028,2cyclictest3930243-21kworker/u16:2+events_unbound07:30:414
3931413993028,2cyclictest223433-21kworker/u16:0+events_unbound11:51:494
3931418992926,2cyclictest260028-21kworker/u16:4+flush-8:011:17:596
3931417992927,2cyclictest72445-21kworker/u16:1+flush-8:010:30:095
3931417992926,2cyclictest158630-21kworker/u16:3+flush-8:010:32:585
3931413992927,2cyclictest4080435-21kworker/u16:0+flush-8:009:10:244
3931413992927,2cyclictest4003375-21kworker/u16:4+flush-8:007:58:154
3931413992927,2cyclictest34407-21kworker/u16:8+flush-8:009:34:014
3931422992828,0cyclictest0-21swapper/712:37:097
3931422992828,0cyclictest0-21swapper/712:30:057
3931418992826,2cyclictest72445-21kworker/u16:1+flush-8:010:48:196
3931418992826,2cyclictest4080435-21kworker/u16:0+events_unbound09:13:276
3931418992826,2cyclictest34471-21kworker/u16:70+events_unbound09:38:246
3931417992826,2cyclictest34407-21kworker/u16:8+flush-8:009:57:545
3931413992826,2cyclictest3892196-21kworker/u16:0+flush-8:007:40:534
3931413992825,2cyclictest3892196-21kworker/u16:0+flush-8:007:32:594
3931422992727,0cyclictest0-21swapper/712:01:337
3931422992725,1cyclictest281560-21ssh11:08:247
3931417992725,2cyclictest423414-21kworker/u16:0+events_unbound12:28:105
3931417992725,2cyclictest34413-21kworker/u16:14+events_unbound09:35:185
393141799270,1cyclictest0-21swapper/512:05:015
3931418992624,2cyclictest223433-21kworker/u16:0+flush-8:011:43:106
3931417992624,2cyclictest381923-21kworker/u16:1+events_unbound11:59:305
3931417992624,2cyclictest34413-21kworker/u16:14+flush-8:009:43:095
3931417992624,2cyclictest223433-21kworker/u16:0+flush-8:011:38:145
393141799260,26cyclictest0-21swapper/511:57:415
393141799260,1cyclictest0-21swapper/511:44:015
3931418992524,1cyclictest0-21swapper/611:24:416
3931418992523,2cyclictest34413-21kworker/u16:14+flush-8:010:03:166
393141899250,25cyclictest0-21swapper/611:14:316
393141899250,25cyclictest0-21swapper/610:19:116
3931417992524,1cyclictest0-21swapper/512:18:515
3931413992523,2cyclictest4003191-21kworker/u16:1+events_unbound08:34:084
3931422992424,0cyclictest0-21swapper/710:10:137
3931422992424,0cyclictest0-21swapper/709:41:477
3931422992423,0cyclictest0-21swapper/709:09:507
3931418992423,1cyclictest0-21swapper/611:54:016
3931418992423,1cyclictest0-21swapper/611:33:016
393141899240,24cyclictest0-21swapper/611:04:216
3931417992423,1cyclictest0-21swapper/511:07:115
3931417992422,2cyclictest4080435-21kworker/u16:0+events_unbound08:43:235
3931417992422,2cyclictest158630-21kworker/u16:3+flush-8:010:25:545
3931417992422,2cyclictest136220-21kworker/u16:0+events_unbound10:13:255
3931417992421,3cyclictest4137332-21kworker/u16:4+flush-8:009:13:105
3931422992322,0cyclictest0-21swapper/708:02:367
3931422992321,1cyclictest23178-21ssh09:26:547
3931417992322,1cyclictest0-21swapper/512:35:415
3931417992321,2cyclictest4003191-21kworker/u16:1+events_unbound07:47:535
3931417992321,2cyclictest158630-21kworker/u16:3+flush-8:010:21:385
3931417992320,2cyclictest72445-21kworker/u16:1+flush-8:010:47:595
3931413992321,2cyclictest4003375-21kworker/u16:4+flush-8:008:27:084
3931422992222,0cyclictest0-21swapper/711:45:067
3931422992221,0cyclictest0-21swapper/711:48:317
3931422992221,0cyclictest0-21swapper/708:04:127
3931422992221,0cyclictest0-21swapper/707:29:127
3931422992216,5cyclictest650-21systemd-journal10:27:547
3931418992221,1cyclictest0-21swapper/612:26:116
3931418992221,1cyclictest0-21swapper/611:38:316
3931417992220,2cyclictest4003191-21kworker/u16:1+flush-8:007:58:235
3931417992220,2cyclictest3892196-21kworker/u16:0+flush-8:007:13:165
3931417992219,2cyclictest184140-21kworker/u16:2+events_unbound10:57:585
3931413992220,2cyclictest4003191-21kworker/u16:1+events_unbound07:52:094
3931413992220,2cyclictest3892196-21kworker/u16:0+flush-8:007:23:264
3931422992121,0cyclictest0-21swapper/709:14:377
3931422992121,0cyclictest0-21swapper/708:41:517
3931422992120,0cyclictest0-21swapper/708:57:557
3931422992120,0cyclictest0-21swapper/708:57:557
3931422992120,0cyclictest0-21swapper/707:56:207
3931418992120,1cyclictest0-21swapper/612:17:516
3931418992120,1cyclictest0-21swapper/610:55:016
3931418992119,2cyclictest34471-21kworker/u16:70+events_unbound09:43:196
3931418992119,2cyclictest184140-21kworker/u16:2+flush-8:010:41:526
3931418992118,3cyclictest381923-21kworker/u16:1+flush-8:012:28:196
3931418992118,2cyclictest3892196-21kworker/u16:0+events_unbound07:08:176
3931417992119,2cyclictest4137332-21kworker/u16:4+flush-8:008:58:135
3931417992119,2cyclictest381923-21kworker/u16:1+flush-8:012:23:505
3931417992119,2cyclictest158630-21kworker/u16:3+events_unbound10:44:535
3931417992118,3cyclictest34471-21kworker/u16:70+events_unbound09:38:185
3931422992020,0cyclictest0-21swapper/712:25:027
3931422992020,0cyclictest0-21swapper/710:49:127
3931422992020,0cyclictest0-21swapper/709:55:477
3931422992019,0cyclictest0-21swapper/709:50:157
3931418992018,2cyclictest72445-21kworker/u16:1+events_unbound09:48:066
3931418992018,2cyclictest395328-21kworker/u16:3+events_unbound11:58:266
3931418992018,2cyclictest158630-21kworker/u16:3+flush-8:010:33:246
3931417992018,2cyclictest34471-21kworker/u16:70+flush-8:009:31:185
3931417992018,2cyclictest184140-21kworker/u16:2+flush-8:011:26:295
3931417992018,2cyclictest184140-21kworker/u16:2+events_unbound11:48:065
3931417992018,2cyclictest184140-21kworker/u16:2+events_unbound10:40:505
3931413992018,2cyclictest4003191-21kworker/u16:1+events_unbound08:19:094
3931413992018,2cyclictest4003191-21kworker/u16:1+events_unbound08:12:484
3931413992018,2cyclictest4003191-21kworker/u16:1+events_unbound08:12:484
3931413992018,2cyclictest3892196-21kworker/u16:0+events_unbound07:45:094
3931413992017,2cyclictest4080435-21kworker/u16:0+events_unbound08:38:074
3931422991919,0cyclictest0-21swapper/712:07:077
3931422991919,0cyclictest0-21swapper/711:53:277
3931422991918,0cyclictest0-21swapper/712:13:407
3931422991914,4cyclictest111962-21latency_hist10:02:557
3931418991918,1cyclictest0-21swapper/612:34:416
3931418991918,1cyclictest0-21swapper/610:45:316
3931418991917,2cyclictest3930243-21kworker/u16:2+flush-8:007:38:296
3931417991917,2cyclictest34407-21kworker/u16:8+events_unbound10:04:025
3931417991916,3cyclictest260028-21kworker/u16:4+events_unbound11:33:075
3931417991915,2cyclictest423414-21kworker/u16:0+events_unbound12:13:545
3931413991917,2cyclictest4110839-21kworker/u16:3+flush-8:008:46:124
3931422991818,0cyclictest0-21swapper/710:20:277
3931422991817,0cyclictest0-21swapper/708:52:197
3931422991816,1cyclictest0-21swapper/709:33:117
3931422991814,3cyclictest1267-21snmpd11:03:327
3931418991817,1cyclictest0-21swapper/611:12:416
3931417991816,2cyclictest4003375-21kworker/u16:4+flush-8:008:23:135
3931417991816,2cyclictest4003191-21kworker/u16:1+events_unbound08:03:215
3931417991816,2cyclictest34407-21kworker/u16:8+events_unbound10:09:545
3931413991816,2cyclictest4003191-21kworker/u16:1+events_unbound08:07:204
3931413991816,2cyclictest3939814-21kworker/u16:3+events_unbound07:13:224
3931422991717,0cyclictest0-21swapper/708:25:207
3931422991717,0cyclictest0-21swapper/708:14:047
3931422991712,4cyclictest223001-21latency_hist10:47:537
3931418991715,2cyclictest3892196-21kworker/u16:0+events_unbound08:08:226
3931418991715,2cyclictest3892196-21kworker/u16:0+events_unbound08:08:226
3931418991714,2cyclictest4080435-21kworker/u16:0+flush-8:008:53:186
3931418991714,2cyclictest4080435-21kworker/u16:0+flush-8:008:53:186
3931417991715,2cyclictest3939814-21kworker/u16:3+events_unbound07:28:245
3931413991715,2cyclictest4003375-21kworker/u16:4+events_unbound07:56:084
3931413991715,2cyclictest3939814-21kworker/u16:3+events_unbound07:11:014
393142299167,8cyclictest0-21swapper/710:23:107
3931422991615,0cyclictest0-21swapper/709:06:037
3931422991615,0cyclictest0-21swapper/708:36:237
3931422991615,0cyclictest0-21swapper/708:08:487
3931422991615,0cyclictest0-21swapper/708:08:487
3931422991615,0cyclictest0-21swapper/707:49:227
3931422991615,0cyclictest0-21swapper/707:15:447
3931422991613,2cyclictest0-21swapper/708:57:587
3931418991615,1cyclictest0-21swapper/611:31:116
3931418991615,1cyclictest0-21swapper/611:31:116
3931418991614,2cyclictest72445-21kworker/u16:1+events_unbound09:58:186
3931417991614,2cyclictest4090307-21kworker/u16:2+events_unbound08:48:125
3931417991614,2cyclictest3939814-21kworker/u16:3+events_unbound07:38:285
3931413991614,2cyclictest4137332-21kworker/u16:4+events_unbound08:50:124
393142299157,7cyclictest0-21swapper/710:33:137
393142299156,7cyclictest0-21swapper/710:38:067
3931422991515,0cyclictest0-21swapper/709:21:027
3931422991515,0cyclictest0-21swapper/708:18:547
3931422991515,0cyclictest0-21swapper/707:19:277
3931422991514,0cyclictest0-21swapper/707:43:537
3931422991514,0cyclictest0-21swapper/707:24:047
3931418991514,1cyclictest0-21swapper/612:08:416
3931418991510,4cyclictest4095899-21cut08:28:176
3931413991513,2cyclictest4080435-21kworker/u16:0+events_unbound08:28:504
3931413991513,2cyclictest4003191-21kworker/u16:1+flush-8:008:16:084
39841522140,1sleep70-21swapper/707:33:107
393142299146,7cyclictest0-21swapper/711:39:037
393142299146,7cyclictest0-21swapper/710:03:177
393142299146,7cyclictest0-21swapper/709:43:497
393142299145,8cyclictest297934-21df_inode11:18:067
393142299145,7cyclictest0-21swapper/712:18:047
393142299145,7cyclictest0-21swapper/711:28:027
393142299145,7cyclictest0-21swapper/711:28:027
3931422991413,0cyclictest0-21swapper/710:13:067
3931422991413,0cyclictest0-21swapper/708:31:557
3931422991411,2cyclictest0-21swapper/710:58:227
3931422991410,3cyclictest244442-21ntp_states10:53:217
3931418991412,2cyclictest72445-21kworker/u16:1+events_unbound09:55:556
3931417991412,2cyclictest4003375-21kworker/u16:4+events_unbound07:53:165
3931418991311,2cyclictest4168188-21kworker/u16:3+flush-8:009:18:106
3931418991310,3cyclictest4003191-21kworker/u16:1+events_unbound07:58:096
393141899130,1cyclictest0-21swapper/607:26:396
393141899130,13cyclictest0-21swapper/607:29:106
393141799139,3cyclictest4091449-21cat08:28:135
3931417991311,2cyclictest4080435-21kworker/u16:0+flush-8:009:09:045
3931417991310,2cyclictest4139142-21grep08:53:095
3931417991310,2cyclictest4139142-21grep08:53:095
3931417991310,2cyclictest4080435-21kworker/u16:0+flush-8:008:38:145
393141799130,1cyclictest0-21swapper/507:48:205
3931413991311,2cyclictest4137332-21kworker/u16:4+flush-8:008:58:134
3931413991311,2cyclictest4080435-21kworker/u16:0+events_unbound09:03:524
393141399130,1cyclictest0-21swapper/407:18:074
393142299128,3cyclictest1267-21snmpd07:39:157
393141899129,2cyclictest4080435-21kworker/u16:0+flush-8:008:50:256
3931418991211,1cyclictest0-21swapper/608:18:126
3931418991210,2cyclictest4080435-21kworker/u16:0+events_unbound09:29:276
3931417991210,2cyclictest4080435-21kworker/u16:0+flush-8:009:03:135
393141799120,1cyclictest0-21swapper/507:20:275
3931422991111,0cyclictest0-21swapper/707:11:377
393141899119,2cyclictest136220-21kworker/u16:0+flush-8:010:13:086
3931418991110,1cyclictest0-21swapper/612:18:516
393141899110,11cyclictest0-21swapper/609:37:026
393141899110,11cyclictest0-21swapper/607:50:186
393141799119,2cyclictest4080435-21kworker/u16:0+flush-8:008:33:145
393141799119,2cyclictest4003191-21kworker/u16:1+events_unbound08:18:245
3931417991110,1cyclictest0-21swapper/508:17:325
393141399119,2cyclictest4080435-21kworker/u16:0+events_unbound08:53:274
393141399119,2cyclictest4080435-21kworker/u16:0+events_unbound08:53:274
393141899109,1cyclictest0-21swapper/608:44:516
393141899108,2cyclictest4003375-21kworker/u16:4+flush-8:007:53:186
393141899108,1cyclictest4149047-21cpuspeed_turbos08:58:096
393141899106,3cyclictest4159332-21cat09:03:116
393141899105,4cyclictest4101180-21awk08:33:116
393141899100,10cyclictest0-21swapper/607:43:236
393141799109,1cyclictest0-21swapper/508:12:295
393141799109,1cyclictest0-21swapper/508:12:295
393141799108,2cyclictest3910753-21kworker/u16:1+events_unbound07:09:095
39314189994,4cyclictest4043059-21cat08:03:136
39314179998,1cyclictest0-21swapper/507:35:545
39314189987,1cyclictest0-21swapper/608:13:096
39314189984,3cyclictest3992912-21unixbench_singl07:33:266
39314189983,4cyclictest4114022-21cut08:38:166
39314179986,2cyclictest3954601-21kworker/u16:4+events_unbound07:23:105
39314189975,1cyclictest0-21swapper/607:12:596
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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