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2026-01-24 - 03:19
[ 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 Sat Jan 24, 2026 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
76770926655,8sleep50-21swapper/519:05:485
7663092630,2chrt0-21swapper/419:02:334
768102994843,4cyclictest650-21systemd-journal21:52:077
76776724511,30sleep70-21swapper/719:06:387
768102994137,3cyclictest916156-21ls20:17:357
768091994139,2cyclictest1220010-21kworker/u16:1+events_unbound22:47:485
768096993937,2cyclictest1449506-21kworker/u16:3+events_unbound00:09:136
768096993937,2cyclictest1391506-21kworker/u16:4+flush-8:023:48:296
768091993937,2cyclictest800860-21kworker/u16:3+events_unbound19:37:335
768091993937,2cyclictest1415743-21kworker/u16:0+events_unbound00:36:215
768091993937,2cyclictest1391506-21kworker/u16:4+events_unbound00:03:375
768091993937,2cyclictest1270878-21kworker/u16:2+events_unbound23:11:505
11242052390,0sleep71124206-21sh21:55:447
768096993836,2cyclictest1415743-21kworker/u16:0+events_unbound00:14:446
768096993836,2cyclictest1233055-21kworker/u16:0+events_unbound22:42:586
768096993836,2cyclictest1220010-21kworker/u16:1+events_unbound22:50:366
768096993836,2cyclictest1123853-21kworker/u16:0+events_unbound21:55:086
768096993836,2cyclictest1028175-21kworker/u16:4+events_unbound21:39:536
768091993836,2cyclictest800859-21kworker/u16:2+events_unbound21:15:335
768091993836,2cyclictest1220010-21kworker/u16:1+events_unbound23:04:385
768091993836,2cyclictest1088467-21kworker/u16:2+events_unbound22:06:365
768102993732,4cyclictest1137193-21latency_hist22:02:077
768102993732,4cyclictest1137193-21latency_hist22:02:077
768096993735,2cyclictest1319018-21kworker/u16:3+events_unbound23:31:566
768096993735,2cyclictest1233055-21kworker/u16:0+events_unbound23:09:336
768096993735,2cyclictest1220010-21kworker/u16:1+events_unbound23:36:046
768096993735,2cyclictest1003922-21kworker/u16:0+events_unbound21:14:256
768096993734,2cyclictest887568-21kworker/u16:3+flush-8:020:37:076
768091993735,2cyclictest1233055-21kworker/u16:0+flush-8:022:43:055
768091993735,2cyclictest1170034-21kworker/u16:5+events_unbound22:36:455
768091993735,2cyclictest1042182-21kworker/u16:1+events_unbound21:50:485
768096993634,2cyclictest1415743-21kworker/u16:0+events_unbound00:33:256
768096993634,2cyclictest1391506-21kworker/u16:4+events_unbound00:04:406
768096993634,2cyclictest1270878-21kworker/u16:2+events_unbound23:47:086
768096993634,2cyclictest1270878-21kworker/u16:2+events_unbound23:01:056
768096993634,2cyclictest1233055-21kworker/u16:0+events_unbound22:56:246
768096993634,2cyclictest1171266-21kworker/u16:6+events_unbound22:36:576
768096993634,2cyclictest1042182-21kworker/u16:1+events_unbound21:51:096
768096993634,2cyclictest1028175-21kworker/u16:4+events_unbound21:22:496
768091993634,2cyclictest1415743-21kworker/u16:0+events_unbound00:31:325
768091993634,2cyclictest1415743-21kworker/u16:0+events_unbound00:24:145
768091993634,2cyclictest1319018-21kworker/u16:3+events_unbound23:39:255
768091993634,2cyclictest1270878-21kworker/u16:2+events_unbound00:10:105
768091993634,2cyclictest1220010-21kworker/u16:1+events_unbound23:30:575
768091993634,2cyclictest1220010-21kworker/u16:1+events_unbound23:24:225
768091993634,2cyclictest1220010-21kworker/u16:1+events_unbound22:41:015
768091993634,2cyclictest1170034-21kworker/u16:5+events_unbound22:56:285
768091993634,2cyclictest1088467-21kworker/u16:2+events_unbound22:01:255
768091993634,2cyclictest1088467-21kworker/u16:2+events_unbound22:01:255
768091993634,2cyclictest1028175-21kworker/u16:4+events_unbound21:20:345
768091993634,2cyclictest1028175-21kworker/u16:4+events_unbound21:20:345
76810299350,33cyclictest1222412-21latency_hist22:37:077
768096993533,2cyclictest1496238-21kworker/u16:1+events_unbound00:30:126
768096993533,2cyclictest1220010-21kworker/u16:1+events_unbound23:06:296
768096993533,2cyclictest1149419-21kworker/u16:1+events_unbound22:26:456
768096993533,2cyclictest1149419-21kworker/u16:1+events_unbound22:14:386
768091993533,2cyclictest1391506-21kworker/u16:4+events_unbound23:49:135
768091993533,2cyclictest1270878-21kworker/u16:2+events_unbound23:00:535
768091993533,2cyclictest1233055-21kworker/u16:0+events_unbound23:13:085
768091993533,2cyclictest1042182-21kworker/u16:1+events_unbound21:46:365
768091993533,2cyclictest1028175-21kworker/u16:4+events_unbound22:11:175
768091993533,2cyclictest1028175-21kworker/u16:4+events_unbound21:31:585
768096993432,2cyclictest1220010-21kworker/u16:1+events_unbound23:24:566
768096993432,2cyclictest1220010-21kworker/u16:1+events_unbound23:15:136
768096993432,2cyclictest1123853-21kworker/u16:0+events_unbound22:04:486
768096993432,2cyclictest1027747-21kworker/u16:3+events_unbound21:20:506
768096993432,2cyclictest1027747-21kworker/u16:3+events_unbound21:20:506
768096993431,2cyclictest1391506-21kworker/u16:4+flush-8:000:22:336
768091993432,2cyclictest1270878-21kworker/u16:2+events_unbound23:53:285
768091993432,2cyclictest1170034-21kworker/u16:5+events_unbound22:18:215
768091993432,2cyclictest1042182-21kworker/u16:1+events_unbound21:26:455
768091993432,2cyclictest1028175-21kworker/u16:4+events_unbound21:53:405
768091993432,2cyclictest1028175-21kworker/u16:4+events_unbound21:41:375
768091993432,2cyclictest1028175-21kworker/u16:4+events_unbound21:35:415
768096993331,2cyclictest1170034-21kworker/u16:5+events_unbound22:19:456
768096993331,2cyclictest1003922-21kworker/u16:0+events_unbound21:11:466
768091993331,2cyclictest917043-21kworker/u16:1+flush-8:020:22:375
768091993331,2cyclictest1391506-21kworker/u16:4+events_unbound00:14:265
768091993331,2cyclictest1270878-21kworker/u16:2+events_unbound23:59:005
768091993331,2cyclictest1003922-21kworker/u16:0+events_unbound21:08:175
768096993230,2cyclictest1391506-21kworker/u16:4+events_unbound00:21:486
768096993230,2cyclictest1220010-21kworker/u16:1+events_unbound23:40:206
768096993230,2cyclictest1042182-21kworker/u16:1+flush-8:021:32:536
768096993230,2cyclictest1028175-21kworker/u16:4+events_unbound22:11:016
768096993230,2cyclictest1027747-21kworker/u16:3+events_unbound21:27:566
768091993230,2cyclictest1270878-21kworker/u16:2+events_unbound23:19:045
768091993230,2cyclictest1270878-21kworker/u16:2+events_unbound23:19:045
768091993230,2cyclictest1220010-21kworker/u16:1+events_unbound23:45:505
768087993229,2cyclictest1391506-21kworker/u16:4+events_unbound23:52:214
768096993129,2cyclictest800859-21kworker/u16:2+events_unbound19:37:356
768091993129,2cyclictest1220010-21kworker/u16:1+events_unbound23:33:335
768091993129,2cyclictest1171266-21kworker/u16:6+events_unbound22:14:545
10520002310,1chrt5436-21crond21:27:077
768096993028,2cyclictest800859-21kworker/u16:2+events_unbound20:13:466
768096993028,2cyclictest1170034-21kworker/u16:5+events_unbound22:30:366
768096993028,2cyclictest1088467-21kworker/u16:2+events_unbound21:59:166
768096993028,2cyclictest1088467-21kworker/u16:2+events_unbound21:59:166
768096993027,2cyclictest1270878-21kworker/u16:2+events_unbound23:52:116
768091993028,2cyclictest974626-21kworker/u16:4+events_unbound21:03:345
768091993028,2cyclictest1415743-21kworker/u16:0+events_unbound00:18:015
768091993028,2cyclictest1171266-21kworker/u16:6+events_unbound22:25:005
768091993028,2cyclictest1123853-21kworker/u16:0+events_unbound22:29:085
768102992924,4cyclictest650-21systemd-journal22:47:077
768096992927,2cyclictest1270878-21kworker/u16:2+events_unbound23:20:026
768096992927,2cyclictest1270878-21kworker/u16:2+events_unbound23:20:026
768096992927,2cyclictest1171266-21kworker/u16:6+events_unbound22:38:486
768091992926,2cyclictest917043-21kworker/u16:1+events_unbound20:32:105
768087992927,2cyclictest1027747-21kworker/u16:3+events_unbound21:27:304
768087992926,2cyclictest1415743-21kworker/u16:0+flush-8:000:32:024
768096992826,2cyclictest800859-21kworker/u16:2+events_unbound20:18:186
768096992826,2cyclictest1270878-21kworker/u16:2+events_unbound23:58:586
768091992826,2cyclictest887568-21kworker/u16:3+events_unbound20:39:185
768091992826,2cyclictest887568-21kworker/u16:3+events_unbound20:39:185
768091992826,2cyclictest887568-21kworker/u16:3+events_unbound20:05:185
768087992826,2cyclictest1233055-21kworker/u16:0+flush-8:022:52:454
76751222818,7sleep60-21swapper/619:03:006
13537402280,1sleep40-21swapper/423:29:174
768096992725,2cyclictest887568-21kworker/u16:3+events_unbound20:38:026
768096992725,2cyclictest887568-21kworker/u16:3+events_unbound20:38:026
768096992725,2cyclictest63279-21kworker/u16:0+events_unbound19:59:186
768091992725,2cyclictest800859-21kworker/u16:2+events_unbound20:07:375
768087992725,2cyclictest1391506-21kworker/u16:4+flush-8:000:02:024
768087992725,2cyclictest1170034-21kworker/u16:5+flush-8:022:37:334
768087992725,2cyclictest1028175-21kworker/u16:4+flush-8:022:07:024
14017062270,1chrt0-21swapper/423:48:334
768096992624,2cyclictest1042182-21kworker/u16:1+events_unbound21:46:046
768091992624,2cyclictest917043-21kworker/u16:1+events_unbound21:01:195
768091992624,2cyclictest63279-21kworker/u16:0+events_unbound19:27:375
768102992525,0cyclictest0-21swapper/721:37:487
768102992524,0cyclictest0-21swapper/720:13:097
768102992524,0cyclictest0-21swapper/719:38:417
768102992524,0cyclictest0-21swapper/719:16:267
768102992519,5cyclictest650-21systemd-journal00:02:077
768096992523,2cyclictest917043-21kworker/u16:1+flush-8:020:52:256
768096992523,2cyclictest800859-21kworker/u16:2+events_unbound20:11:156
768096992523,2cyclictest64144-21kworker/u16:5+events_unbound19:21:106
768096992523,2cyclictest63279-21kworker/u16:0+events_unbound19:24:116
768091992523,2cyclictest917043-21kworker/u16:1+events_unbound20:28:195
768102992424,0cyclictest0-21swapper/723:47:447
768102992423,0cyclictest0-21swapper/720:51:417
768102992423,0cyclictest0-21swapper/719:34:027
768102992416,7cyclictest0-21swapper/722:12:087
768096992422,2cyclictest800859-21kworker/u16:2+events_unbound19:46:426
768091992422,2cyclictest800859-21kworker/u16:2+events_unbound20:48:175
768091992422,2cyclictest800859-21kworker/u16:2+events_unbound19:57:465
768091992422,2cyclictest63279-21kworker/u16:0+events_unbound20:13:175
768091992422,2cyclictest63279-21kworker/u16:0+events_unbound19:43:465
768087992422,2cyclictest800859-21kworker/u16:2+flush-8:019:32:324
768102992322,0cyclictest0-21swapper/722:52:477
768102992322,0cyclictest0-21swapper/720:38:147
768102992322,0cyclictest0-21swapper/720:38:147
768102992322,0cyclictest0-21swapper/720:36:017
768102992322,0cyclictest0-21swapper/719:51:337
768102992322,0cyclictest0-21swapper/719:29:557
768096992321,2cyclictest917043-21kworker/u16:1+flush-8:020:47:546
768096992321,2cyclictest887568-21kworker/u16:3+events_unbound20:06:346
768096992321,2cyclictest64144-21kworker/u16:5+events_unbound19:08:266
768091992320,3cyclictest64144-21kworker/u16:5+events_unbound19:12:325
768087992321,2cyclictest1220010-21kworker/u16:1+events_unbound23:32:194
768087992320,3cyclictest1270878-21kworker/u16:2+flush-8:000:07:234
768102992221,0cyclictest0-21swapper/719:20:547
768102992221,0cyclictest0-21swapper/719:11:337
768102992220,1cyclictest0-21swapper/719:42:207
768102992216,5cyclictest1307011-21latency_hist23:12:077
768091992220,2cyclictest800859-21kworker/u16:2+events_unbound19:22:125
768091992219,2cyclictest800859-21kworker/u16:2+flush-8:020:17:185
768087992221,1cyclictest1027747-21kworker/u16:3+flush-8:021:37:334
768102992121,0cyclictest0-21swapper/721:12:537
768102992121,0cyclictest0-21swapper/720:09:577
768102992120,0cyclictest0-21swapper/720:00:257
768096992119,2cyclictest974626-21kworker/u16:4+events_unbound20:58:336
768096992119,2cyclictest800860-21kworker/u16:3+events_unbound19:29:266
768091992119,2cyclictest63279-21kworker/u16:0+events_unbound19:55:105
768087992119,2cyclictest887568-21kworker/u16:3+flush-8:020:27:314
768102992020,0cyclictest0-21swapper/720:53:577
768102992020,0cyclictest0-21swapper/720:24:117
768102992019,0cyclictest0-21swapper/719:54:547
768102992018,1cyclictest1088863-21ssh21:42:147
768102992015,4cyclictest1185956-21latency_hist22:22:087
768102992015,4cyclictest0-21swapper/721:17:257
768102992015,4cyclictest0-21swapper/721:17:257
768102992014,5cyclictest1379393-21latency_hist23:42:087
76810299200,19cyclictest1427832-21latency_hist00:02:077
768096992018,2cyclictest917043-21kworker/u16:1+events_unbound20:23:306
768096992018,2cyclictest800859-21kworker/u16:2+events_unbound19:55:146
768087992018,2cyclictest917043-21kworker/u16:1+flush-8:020:37:314
768087992018,2cyclictest917043-21kworker/u16:1+flush-8:020:37:314
768087992018,2cyclictest1270878-21kworker/u16:2+flush-8:023:00:024
768087992018,2cyclictest1028175-21kworker/u16:4+flush-8:021:52:334
768102991919,0cyclictest0-21swapper/723:22:337
768102991918,0cyclictest0-21swapper/720:03:017
768102991918,0cyclictest0-21swapper/719:23:307
768096991917,2cyclictest887568-21kworker/u16:3+events_unbound20:43:226
768096991917,2cyclictest782675-21kworker/u16:1+events_unbound19:15:226
768096991917,2cyclictest63279-21kworker/u16:0+events_unbound19:49:426
768091991917,2cyclictest800859-21kworker/u16:2+events_unbound19:32:105
768091991917,2cyclictest64144-21kworker/u16:5+events_unbound19:11:185
768087991917,2cyclictest917043-21kworker/u16:1+events_unbound20:42:374
768087991917,2cyclictest1028175-21kworker/u16:4+flush-8:021:37:034
768087991916,2cyclictest1270878-21kworker/u16:2+flush-8:023:07:254
76810299189,7cyclictest0-21swapper/722:02:247
768102991817,0cyclictest0-21swapper/723:12:237
768096991816,2cyclictest800859-21kworker/u16:2+events_unbound19:33:506
768091991816,2cyclictest917043-21kworker/u16:1+events_unbound20:46:265
768087991814,3cyclictest63279-21kworker/u16:0+flush-8:020:17:254
76810299179,7cyclictest0-21swapper/722:27:247
76810299178,2cyclictest96-21ksoftirqd/722:22:277
768102991716,0cyclictest0-21swapper/721:02:227
768102991716,0cyclictest0-21swapper/721:01:237
768096991715,2cyclictest887568-21kworker/u16:3+events_unbound20:30:466
768091991715,2cyclictest917043-21kworker/u16:1+events_unbound20:55:495
76810299168,7cyclictest1267-21snmpd00:27:247
76810299168,7cyclictest0-21swapper/722:07:197
76810299167,8cyclictest0-21swapper/721:07:357
768102991615,0cyclictest0-21swapper/720:31:437
768102991611,4cyclictest1282941-21latency_hist23:02:087
768091991614,2cyclictest800859-21kworker/u16:2+events_unbound19:50:095
768087991614,2cyclictest1171266-21kworker/u16:6+events_unbound22:27:224
768087991614,2cyclictest1003922-21kworker/u16:0+events_unbound21:07:364
768087991612,3cyclictest64144-21kworker/u16:5+flush-8:019:22:084
76810299157,7cyclictest0-21swapper/723:42:267
76810299156,8cyclictest0-21swapper/723:52:277
76810299156,8cyclictest0-21swapper/700:22:047
768102991513,1cyclictest1488495-21wc00:27:087
768091991513,2cyclictest64144-21kworker/u16:5+events_unbound19:18:395
768087991513,2cyclictest974626-21kworker/u16:4+flush-8:021:02:084
768087991513,2cyclictest1319018-21kworker/u16:3+events_unbound23:37:324
768087991512,2cyclictest983183-21ntpq20:52:314
76808799150,1cyclictest1162498-21cstates22:12:194
76808799150,1cyclictest0-21swapper/422:46:514
76810299147,6cyclictest0-21swapper/723:36:417
76810299146,7cyclictest0-21swapper/722:47:257
76810299145,8cyclictest0-21swapper/721:27:247
76810299145,8cyclictest0-21swapper/700:32:527
76810299144,9cyclictest0-21swapper/723:20:407
76810299144,9cyclictest0-21swapper/723:20:407
768096991412,2cyclictest800859-21kworker/u16:2+events_unbound21:03:506
768087991413,1cyclictest0-21swapper/400:34:314
768087991412,2cyclictest1220010-21kworker/u16:1+flush-8:023:17:364
768087991412,2cyclictest1220010-21kworker/u16:1+flush-8:023:17:364
768087991412,2cyclictest1042182-21kworker/u16:1+flush-8:021:47:384
768087991411,3cyclictest1088467-21kworker/u16:2+flush-8:021:47:034
768087991411,2cyclictest917043-21kworker/u16:1+flush-8:020:22:344
768087991411,2cyclictest1170034-21kworker/u16:5+flush-8:022:32:254
768087991411,2cyclictest1028175-21kworker/u16:4+events_unbound22:07:094
76808799140,1cyclictest0-21swapper/422:00:394
76808799140,1cyclictest0-21swapper/422:00:394
76808799140,1cyclictest0-21swapper/419:23:194
76810299136,6cyclictest0-21swapper/723:28:207
76810299136,6cyclictest0-21swapper/700:07:237
76810299135,7cyclictest0-21swapper/722:40:117
76810299135,7cyclictest0-21swapper/700:12:187
76810299133,9cyclictest1073155-21ntpq21:32:337
768102991312,0cyclictest0-21swapper/720:43:247
768087991312,1cyclictest0-21swapper/422:18:094
768087991312,1cyclictest0-21swapper/400:18:084
768087991310,2cyclictest917043-21kworker/u16:1+flush-8:020:32:244
76808799130,1cyclictest0-21swapper/421:25:014
76810299127,3cyclictest1267-21snmpd23:02:137
768087991211,1cyclictest0-21swapper/421:13:124
768087991211,1cyclictest0-21swapper/420:03:594
768087991211,1cyclictest0-21swapper/419:28:124
768087991211,1cyclictest0-21swapper/400:25:044
76808799120,1cyclictest0-21swapper/419:45:234
76808799119,2cyclictest63279-21kworker/u16:0+flush-8:019:07:334
768087991110,1cyclictest0-21swapper/423:42:494
768087991110,1cyclictest0-21swapper/422:48:544
768087991110,1cyclictest0-21swapper/419:38:084
76808799109,1cyclictest0-21swapper/423:14:364
76808799109,1cyclictest0-21swapper/421:19:024
76808799109,1cyclictest0-21swapper/421:19:024
76808799109,1cyclictest0-21swapper/420:10:564
76808799109,1cyclictest0-21swapper/419:59:254
76808799109,1cyclictest0-21swapper/419:54:514
7680879998,1cyclictest0-21swapper/422:23:594
7680879998,1cyclictest0-21swapper/400:13:434
7680879995,3cyclictest903520-21kthreadcore20:12:254
7680879987,1cyclictest0-21swapper/423:06:054
7680879984,3cyclictest1437126-21find00:02:344
7680879984,3cyclictest1332192-21tune2fs23:22:214
7680879983,4cyclictest972294-21cut20:47:274
7680879983,4cyclictest852007-21cut19:47:244
7680879983,4cyclictest784622-21cut19:12:254
7680879983,4cyclictest1000722-21cut21:02:274
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