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2026-01-19 - 17:50
[ 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 100 highest latencies:
System rackdslot1.osadl.org (updated Mon Jan 19, 2026 12:45:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
798121540,7sleep11484099cyclictest11:30:261
134491690,4ptp4l0-21swapper/307:33:473
75312670,18sleep10-21swapper/109:10:251
134491630,4ptp4l0-21swapper/212:15:002
134491630,4ptp4l0-21swapper/212:15:002
134491620,5ptp4l17110-21ntp_states11:50:221
134491610,4ptp4l8399-21apt-get09:15:142
134491610,4ptp4l0-21swapper/209:45:282
134491610,4ptp4l0-21swapper/111:35:211
134491590,4ptp4l0-21swapper/208:56:262
134491580,4ptp4l0-21swapper/009:50:240
134491580,3ptp4l0-21swapper/310:40:193
134491570,4ptp4l0-21swapper/311:56:193
134491570,4ptp4l0-21swapper/311:26:083
134491570,3ptp4l25627-21iostat11:00:182
134491570,3ptp4l0-21swapper/208:10:002
134491570,3ptp4l0-21swapper/007:05:280
134491570,17ptp4l0-21swapper/209:20:242
134491570,16ptp4l0-21swapper/209:13:262
134491560,4ptp4l0-21swapper/210:50:412
134491560,4ptp4l0-21swapper/008:40:250
134491560,3ptp4l0-21swapper/010:05:150
134491560,2ptp4l28337-21ls08:45:242
134491550,4ptp4l0-21swapper/210:09:552
134491550,4ptp4l0-21swapper/007:35:000
134491540,4ptp4l0-21swapper/207:40:222
134491540,3ptp4l0-21swapper/211:50:152
134491540,3ptp4l0-21swapper/210:55:282
134491540,3ptp4l0-21swapper/110:20:101
134491530,3ptp4l19524-21users09:35:272
134491520,4ptp4l0-21swapper/310:30:333
134491520,4ptp4l0-21swapper/207:53:382
134491520,3ptp4l0-21swapper/211:35:172
134491510,4ptp4l0-21swapper/311:19:363
134491510,4ptp4l0-21swapper/212:39:312
134491510,4ptp4l0-21swapper/212:24:532
134491500,4ptp4l0-21swapper/308:14:173
134491500,4ptp4l0-21swapper/212:03:552
134491500,4ptp4l0-21swapper/211:22:152
134491500,4ptp4l0-21swapper/210:25:262
134491500,3ptp4l0-21swapper/312:08:503
134491500,3ptp4l0-21swapper/211:10:252
134491500,3ptp4l0-21swapper/208:25:242
134491500,3ptp4l0-21swapper/207:20:182
134491500,13ptp4l0-21swapper/208:20:242
134491500,11ptp4l0-21swapper/307:43:123
134491500,10ptp4l13454-21memory07:05:201
134491490,5ptp4l0-21swapper/008:30:580
134491490,4ptp4l1484299cyclictest09:40:223
134491490,4ptp4l0-21swapper/309:33:303
134491490,4ptp4l0-21swapper/307:39:023
134491490,4ptp4l0-21swapper/307:39:023
134491490,4ptp4l0-21swapper/210:18:172
134491490,4ptp4l0-21swapper/209:28:002
134491490,3ptp4l0-21swapper/310:38:083
134491490,3ptp4l0-21swapper/108:45:451
134491480,4ptp4l0-21swapper/311:01:343
134491480,4ptp4l0-21swapper/310:57:393
134491480,4ptp4l0-21swapper/309:51:463
134491480,4ptp4l0-21swapper/307:26:333
134491480,4ptp4l0-21swapper/212:25:592
134491480,4ptp4l0-21swapper/211:26:012
134491480,4ptp4l0-21swapper/210:39:432
134491480,4ptp4l0-21swapper/210:04:572
134491480,3ptp4l2398-21gmain12:32:052
134491480,3ptp4l0-21swapper/310:54:303
134491480,3ptp4l0-21swapper/209:51:282
134491480,3ptp4l0-21swapper/209:03:042
134491480,3ptp4l0-21swapper/108:24:441
134491470,4ptp4l0-21swapper/310:26:073
134491470,4ptp4l0-21swapper/310:08:423
134491470,4ptp4l0-21swapper/308:48:373
134491470,4ptp4l0-21swapper/212:06:192
134491470,4ptp4l0-21swapper/008:21:370
134491470,3ptp4l0-21swapper/310:02:483
134491470,3ptp4l0-21swapper/211:58:472
134491470,3ptp4l0-21swapper/210:33:102
134491470,3ptp4l0-21swapper/209:30:402
134491470,3ptp4l0-21swapper/208:17:002
134491460,4ptp4l0-21swapper/208:41:472
134491460,4ptp4l0-21swapper/207:11:062
134491450,4ptp4l0-21swapper/308:19:373
134491450,3ptp4l0-21swapper/211:40:232
134491450,3ptp4l0-21swapper/210:10:032
134491450,3ptp4l0-21swapper/208:35:062
134491440,9ptp4l0-21swapper/008:53:480
134491440,9ptp4l0-21swapper/008:06:440
134491440,4ptp4l0-21swapper/312:20:253
134491440,4ptp4l0-21swapper/308:33:063
134491440,4ptp4l0-21swapper/207:16:422
134491440,3ptp4l121rcu_preempt11:54:023
134491440,3ptp4l0-21swapper/208:04:012
134491440,11ptp4l0-21swapper/308:50:523
134491440,10ptp4l0-21swapper/007:36:360
134491440,10ptp4l0-21swapper/007:36:360
14841994337,3cyclictest33-21ksoftirqd/211:20:002
134491430,9ptp4l0-21swapper/112:00:281
134491430,9ptp4l0-21swapper/007:51:040
134491430,8ptp4l0-21swapper/007:57:260
134491430,5ptp4l6668-21iostat_ios09:10:173
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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