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2026-01-28 - 15:24
[ 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 792 highest latencies:
System rackcslot2.osadl.org (updated Wed Jan 28, 2026 12:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1472127158,8sleep00-21swapper/007:07:070
1456127159,8sleep10-21swapper/107:05:291
15152993310,1cyclictest0-21swapper/111:59:531
15152993112,18cyclictest2191-21kworker/1:211:44:201
15151993110,19cyclictest0-21swapper/008:09:390
15151993010,19cyclictest0-21swapper/009:20:110
15151992929,0cyclictest0-21swapper/009:50:030
1515199290,28cyclictest0-21swapper/011:10:040
15152992810,8cyclictest0-21swapper/109:36:151
15151992828,0cyclictest0-21swapper/011:34:430
15152992727,0cyclictest0-21swapper/112:20:341
15151992710,16cyclictest0-21swapper/010:51:440
15151992626,0cyclictest0-21swapper/010:30:200
1515199260,4cyclictest0-21swapper/010:40:020
15151992510,3cyclictest0-21swapper/010:37:490
15151992510,12cyclictest0-21swapper/011:42:350
15152992414,7cyclictest636-21nscd10:59:551
15151992422,1cyclictest7-21ksoftirqd/012:29:430
1515199241,22cyclictest25024-21kworker/0:110:08:230
15151992410,2cyclictest0-21swapper/011:19:030
1515299238,14cyclictest24951-21kworker/1:108:58:061
1515299237,16cyclictest17279-21kworker/1:207:33:321
15152992323,0cyclictest0-21swapper/109:59:351
15152992310,7cyclictest0-21swapper/111:12:401
15152992310,7cyclictest0-21swapper/110:26:511
15152992310,1cyclictest0-21swapper/111:21:001
15152992310,10cyclictest0-21swapper/109:48:101
15151992310,8cyclictest0-21swapper/011:19:530
15151992310,3cyclictest0-21swapper/010:00:000
1515299223,13cyclictest0-21swapper/110:03:181
15152992217,4cyclictest25020-21apache211:34:021
1515199227,15cyclictest0-21swapper/009:49:320
15151992220,1cyclictest21402-21awk08:49:430
1515199220,14cyclictest0-21swapper/012:31:150
723422110,0sleep10-21swapper/112:17:571
2243122110,0sleep00-21swapper/007:26:590
1515299213,17cyclictest0-21swapper/108:49:431
15152992118,2cyclictest231ktimersoftd/109:24:541
15152992118,2cyclictest0-21swapper/110:10:431
15152992117,2cyclictest802-21apache207:15:591
15152992116,3cyclictest25001-21apache210:20:481
15152992115,5cyclictest100150irq/106-eth1-rx12:05:001
15152992110,5cyclictest0-21swapper/111:46:181
1515299210,6cyclictest29148-21diskmemload12:24:551
1515199216,12cyclictest0-21swapper/007:40:000
1515199213,17cyclictest0-21swapper/009:42:560
1515199212,10cyclictest0-21swapper/010:24:540
15151992118,2cyclictest0-21swapper/008:33:070
15151992112,8cyclictest10026-21kworker/u4:110:10:430
15151992110,7cyclictest0-21swapper/007:50:020
15151992110,6cyclictest0-21swapper/009:58:520
15151992110,6cyclictest0-21swapper/009:27:390
15151992110,1cyclictest0-21swapper/011:08:590
1515199210,15cyclictest0-21swapper/011:01:120
1745922010,0sleep10-21swapper/108:39:061
1515299205,7cyclictest0-21swapper/108:30:021
1515299201,5cyclictest24989-21apache210:39:541
1515299201,18cyclictest2191-21kworker/1:211:18:521
15152992011,4cyclictest0-21swapper/110:36:271
15152992010,3cyclictest0-21swapper/108:14:531
15151992019,0cyclictest100250irq/107-eth1-rx09:31:510
15151992016,3cyclictest25001-21apache211:50:240
15151992010,4cyclictest0-21swapper/012:35:410
15151992010,4cyclictest0-21swapper/009:39:130
15151992010,2cyclictest0-21swapper/011:38:280
1515199200,19cyclictest0-21swapper/011:48:250
3048521910,0sleep00-21swapper/007:47:420
1515299196,6cyclictest29148-21diskmemload10:04:571
1515299194,7cyclictest0-21swapper/109:14:551
1515299194,6cyclictest0-21swapper/107:59:561
15152991917,0cyclictest100150irq/106-eth1-rx12:13:141
15152991915,4cyclictest25001-21apache211:54:451
15152991915,3cyclictest25001-21apache209:20:421
1515299191,3cyclictest100450irq/109-eth1-tx11:37:081
15152991912,5cyclictest25020-21apache210:30:331
1515299191,15cyclictest24951-21kworker/1:107:58:261
15152991910,6cyclictest0-21swapper/109:10:211
15152991910,6cyclictest0-21swapper/108:39:551
15152991910,4cyclictest0-21swapper/111:04:551
15152991910,2cyclictest0-21swapper/109:49:551
1515199196,12cyclictest0-21swapper/011:59:540
1515199192,11cyclictest0-21swapper/009:10:000
1515199192,11cyclictest0-21swapper/007:59:590
15151991910,6cyclictest0-21swapper/008:59:550
15151991910,6cyclictest0-21swapper/007:09:590
15151991910,5cyclictest0-21swapper/010:21:040
15151991910,3cyclictest0-21swapper/007:55:010
15151991910,2cyclictest0-21swapper/008:25:020
15151991910,1cyclictest0-21swapper/011:56:030
1515199190,2cyclictest0-21swapper/012:10:130
1515199190,15cyclictest0-21swapper/012:16:520
1515199190,14cyclictest0-21swapper/008:35:010
1515199190,0cyclictest0-21swapper/012:20:430
892021810,0sleep10-21swapper/110:51:411
1515299189,7cyclictest0-21swapper/110:44:551
1515299186,7cyclictest0-21swapper/112:35:021
1515299185,8cyclictest0-21swapper/108:09:591
1515299185,8cyclictest0-21swapper/107:20:061
1515299183,7cyclictest29148-21diskmemload11:24:591
1515299182,11cyclictest0-21swapper/109:41:331
15152991818,0cyclictest0-21swapper/107:49:501
15152991817,0cyclictest0-21swapper/107:36:511
15152991814,3cyclictest28933-21/usr/sbin/munin07:45:021
15152991810,5cyclictest15640-21ssh10:16:521
15152991810,5cyclictest0-21swapper/107:25:001
15152991810,4cyclictest45-21kswapd010:54:531
15152991810,4cyclictest0-21swapper/111:49:521
1515199181,3cyclictest0-21swapper/010:15:300
15151991810,6cyclictest0-21swapper/007:35:030
15151991810,5cyclictest0-21swapper/012:04:540
15151991810,5cyclictest0-21swapper/010:44:540
15151991810,4cyclictest0-21swapper/007:29:540
15151991810,3cyclictest0-21swapper/011:24:530
15151991810,3cyclictest0-21swapper/008:40:020
1333021810,0sleep00-21swapper/010:58:350
975121710,0sleep00-21swapper/008:18:580
1515299174,7cyclictest0-21swapper/107:40:031
1515299171,7cyclictest15154-21runrttasks07:09:451
15152991710,0cyclictest0-21swapper/109:34:111
1515299170,11cyclictest16201-21ssh12:29:561
1515199174,8cyclictest0-21swapper/008:09:590
1515199173,8cyclictest0-21swapper/007:20:000
15151991715,1cyclictest81ktimersoftd/008:19:580
15151991710,1cyclictest0-21swapper/009:16:000
1515299164,6cyclictest27600-21/usr/sbin/munin09:04:551
1515299164,6cyclictest0-21swapper/108:59:551
15152991610,2cyclictest0-21swapper/108:04:531
1515199165,10cyclictest0-21swapper/008:49:540
1515199164,6cyclictest24397-21/usr/sbin/munin08:55:000
15151991610,2cyclictest0-21swapper/007:14:540
1515299156,6cyclictest21764-21diskstats08:49:551
15152991510,2cyclictest0-21swapper/108:19:551
1515299140,6cyclictest11932-21chrt08:24:531
1515199140,7cyclictest0-21swapper/009:04:560
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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