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2026-02-18 - 16:09
[ 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
Characteristics of the 376 highest latencies:
System rackcslot2.osadl.org (updated Wed Feb 18, 2026 12:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
126112940,0sleep00-21swapper/012:14:470
2392127155,8sleep00-21swapper/007:09:100
2357226956,8sleep10-21swapper/107:05:341
24140993910,2cyclictest0-21swapper/112:24:371
24139992826,1cyclictest6556-21sshd09:53:420
24140992617,6cyclictest1689-21apache211:28:401
2414099260,25cyclictest18059-21kworker/u4:110:32:431
24139992619,5cyclictest1689-21apache207:49:450
2413999261,1cyclictest28463-21ssh12:34:570
2414099252,22cyclictest0-21swapper/110:39:431
24140992520,4cyclictest231ktimersoftd/107:59:451
24140992516,6cyclictest1689-21apache211:13:501
24140992510,6cyclictest0-21swapper/110:23:351
24139992511,4cyclictest0-21swapper/010:54:500
24140992410,10cyclictest0-21swapper/111:48:391
2414099240,3cyclictest0-21swapper/112:04:531
2414099240,19cyclictest0-21swapper/111:00:131
24140992322,1cyclictest1689-21apache210:51:151
24140992317,3cyclictest590-21rs:main1
24140992311,6cyclictest19113-21awk10:09:541
24140992310,5cyclictest0-21swapper/112:19:461
24140992310,5cyclictest0-21swapper/112:01:461
24140992310,12cyclictest0-21swapper/109:02:231
2414099230,14cyclictest744-21snmpd07:54:371
24139992321,1cyclictest636-21nscd11:48:240
24139992310,5cyclictest0-21swapper/011:20:300
24139992310,3cyclictest0-21swapper/011:10:090
2414099227,8cyclictest0-21swapper/108:49:531
2414099224,13cyclictest0-21swapper/107:39:481
2414099224,12cyclictest0-21swapper/110:34:461
2414099224,11cyclictest0-21swapper/108:29:491
2414099224,11cyclictest0-21swapper/108:14:521
24140992218,3cyclictest1666-21apache211:23:131
24140992217,3cyclictest1666-21apache209:18:321
24140992210,6cyclictest0-21swapper/111:18:591
24139992217,4cyclictest1689-21apache211:42:500
24139992217,4cyclictest1689-21apache210:23:250
24139992216,5cyclictest1666-21apache211:07:460
24139992210,7cyclictest0-21swapper/010:29:500
2413999220,1cyclictest15040-21latency_hist08:09:340
2413999220,1cyclictest0-21swapper/012:19:350
2413999220,14cyclictest0-21swapper/011:28:330
2414099214,6cyclictest1199-21runrttasks08:25:221
2414099212,13cyclictest0-21swapper/109:59:491
24140992121,0cyclictest0-21swapper/109:47:361
24140992120,1cyclictest1666-21apache211:39:071
24140992118,3cyclictest1689-21apache210:17:031
24140992110,7cyclictest0-21swapper/111:05:451
24140992110,6cyclictest0-21swapper/110:56:021
24140992110,1cyclictest0-21swapper/108:48:061
2413999217,5cyclictest636-21nscd12:14:040
2413999216,7cyclictest28673-21apache_accesses08:44:480
2413999215,9cyclictest0-21swapper/009:14:470
2413999215,9cyclictest0-21swapper/009:09:500
24139992118,2cyclictest7-21ksoftirqd/009:39:350
24139992116,3cyclictest22928-21sh09:30:460
24139992115,5cyclictest1666-21apache209:29:180
24139992110,5cyclictest0-21swapper/009:39:510
24139992110,5cyclictest0-21swapper/007:39:450
24139992110,4cyclictest0-21swapper/007:59:450
24139992110,3cyclictest0-21swapper/008:09:550
2413999210,2cyclictest0-21swapper/010:36:100
798722010,0sleep00-21swapper/012:08:190
2414099205,11cyclictest0-21swapper/111:39:491
2414099205,11cyclictest0-21swapper/109:04:471
2414099204,14cyclictest0-21swapper/107:34:491
2414099203,8cyclictest0-21swapper/111:49:531
24140992018,1cyclictest0-21swapper/110:48:501
24140992010,5cyclictest0-21swapper/108:39:551
24140992010,4cyclictest0-21swapper/112:35:181
24140992010,3cyclictest0-21swapper/107:19:491
24140992010,1cyclictest0-21swapper/108:06:171
2413999205,10cyclictest0-21swapper/011:14:500
24139992019,0cyclictest5798-21diskmemload12:02:120
2413999201,2cyclictest0-21swapper/010:44:450
24139992012,4cyclictest0-21swapper/007:34:530
24139992011,8cyclictest0-21swapper/008:39:430
24139992010,5cyclictest0-21swapper/010:12:500
24139992010,5cyclictest0-21swapper/009:44:400
2413999200,12cyclictest0-21swapper/012:29:520
1377922010,0sleep10-21swapper/111:31:181
2789221910,0sleep00-21swapper/011:50:100
2414099193,8cyclictest0-21swapper/108:54:491
2414099192,10cyclictest0-21swapper/109:34:531
24140991914,4cyclictest1666-21apache209:10:221
24140991913,4cyclictest24137-21cyclictest10:05:131
24140991913,3cyclictest1666-21apache209:22:511
24140991911,5cyclictest0-21swapper/107:14:501
24140991910,5cyclictest0-21swapper/107:09:451
24140991910,4cyclictest0-21swapper/110:25:181
24140991910,4cyclictest0-21swapper/109:34:011
24140991910,3cyclictest0-21swapper/111:54:501
2414099190,11cyclictest0-21swapper/112:14:501
2413999199,8cyclictest0-21swapper/009:58:250
2413999195,9cyclictest0-21swapper/007:54:490
2413999194,9cyclictest0-21swapper/008:34:470
24139991915,3cyclictest1689-21apache210:51:370
24139991911,3cyclictest13120-21ls11:29:550
24139991910,5cyclictest0-21swapper/010:41:220
24139991910,4cyclictest0-21swapper/009:23:330
24139991910,4cyclictest0-21swapper/008:54:530
24139991910,4cyclictest0-21swapper/007:26:420
2134021910,0sleep00-21swapper/008:24:500
2414099187,7cyclictest0-21swapper/107:49:481
2414099184,10cyclictest0-21swapper/109:39:541
24140991813,4cyclictest947-21sendmail-mta09:50:271
24140991810,4cyclictest0-21swapper/109:25:581
2414099180,10cyclictest0-21swapper/109:54:471
2413999182,2cyclictest0-21swapper/011:37:380
2413999182,12cyclictest30245-21/usr/sbin/munin11:54:470
24139991818,0cyclictest1666-21apache210:15:250
24139991815,2cyclictest24137-21cyclictest10:06:370
24139991810,4cyclictest0-21swapper/008:19:490
24139991810,4cyclictest0-21swapper/007:19:450
24139991810,2cyclictest0-21swapper/007:09:490
24140991710,4cyclictest0-21swapper/112:13:211
24140991710,4cyclictest0-21swapper/107:29:461
24140991710,3cyclictest0-21swapper/112:29:531
24139991710,7cyclictest100150irq/106-eth1-rx10:25:310
24139991710,3cyclictest0-21swapper/011:00:400
24139991710,3cyclictest0-21swapper/008:49:500
24139991710,3cyclictest0-21swapper/007:34:030
1069321710,0sleep00-21swapper/009:59:360
24139991610,6cyclictest0-21swapper/007:16:040
24139991610,1cyclictest0-21swapper/012:25:470
24139991610,1cyclictest0-21swapper/008:59:460
2414099154,6cyclictest0-21swapper/107:24:511
24140991510,0cyclictest0-21swapper/107:46:411
2413999151,7cyclictest0-21swapper/008:14:510
24139991510,1cyclictest0-21swapper/008:29:480
24139991510,0cyclictest0-21swapper/007:47:110
2414099143,4cyclictest25591-21/usr/sbin/munin08:34:521
2414099142,3cyclictest1611-21kworker/1:208:09:501
24139991310,1cyclictest0-21swapper/009:04:450
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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