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2026-01-27 - 00:07
[ 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 26, 2026 12:45:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2628121590,6sleep31935199cyclictest12:00:233
2530821410,5sleep30-21swapper/308:30:213
6712630,5sleep10-21swapper/107:40:011
319962620,4sleep30-21swapper/307:35:223
134491600,5ptp4l0-21swapper/007:05:000
134491570,6ptp4l11271-21latency09:10:183
134491560,4ptp4l0-21swapper/310:53:073
134491560,4ptp4l0-21swapper/011:45:140
134491560,4ptp4l0-21swapper/011:45:140
134491560,3ptp4l0-21swapper/311:10:303
134491560,3ptp4l0-21swapper/112:22:001
134491560,3ptp4l0-21swapper/112:22:001
134491560,3ptp4l0-21swapper/112:18:291
134491550,4ptp4l0-21swapper/108:15:201
134491550,4ptp4l0-21swapper/108:15:201
134491550,3ptp4l0-21swapper/107:55:141
134491550,3ptp4l0-21swapper/011:10:170
134491550,3ptp4l0-21swapper/007:19:550
134491540,4ptp4l0-21swapper/011:01:100
134491530,4ptp4l0-21swapper/111:22:251
134491530,4ptp4l0-21swapper/108:50:241
134491530,3ptp4l0-21swapper/009:55:240
134491530,3ptp4l0-21swapper/009:55:240
134491530,3ptp4l0-21swapper/007:20:110
134491530,3ptp4l0-21swapper/007:20:110
134491520,4ptp4l0-21swapper/207:33:552
134491520,4ptp4l0-21swapper/111:17:101
134491520,4ptp4l0-21swapper/010:59:540
134491510,5ptp4l0-21swapper/107:09:211
134491510,4ptp4l0-21swapper/007:40:460
134491510,3ptp4l0-21swapper/010:26:380
134491500,4ptp4l0-21swapper/208:54:252
134491500,4ptp4l0-21swapper/108:36:321
134491500,4ptp4l0-21swapper/012:28:200
134491500,4ptp4l0-21swapper/012:14:180
134491500,4ptp4l0-21swapper/011:56:540
134491500,4ptp4l0-21swapper/010:04:560
134491500,4ptp4l0-21swapper/009:07:510
134491500,3ptp4l0-21swapper/309:30:333
134491500,3ptp4l0-21swapper/109:50:171
134491500,3ptp4l0-21swapper/012:37:070
134491500,11ptp4l0-21swapper/007:35:160
134491490,4ptp4l0-21swapper/309:35:023
134491490,4ptp4l0-21swapper/308:52:443
134491490,4ptp4l0-21swapper/308:25:513
134491490,4ptp4l0-21swapper/211:19:592
134491490,4ptp4l0-21swapper/209:25:372
134491490,4ptp4l0-21swapper/012:32:050
134491490,4ptp4l0-21swapper/012:07:180
134491490,4ptp4l0-21swapper/009:45:060
134491490,4ptp4l0-21swapper/009:28:240
134491490,3ptp4l0-21swapper/307:13:113
134491490,3ptp4l0-21swapper/008:02:500
134491490,17ptp4l25-21ksoftirqd/110:55:501
53092480,4sleep30-21swapper/312:25:223
134491480,9ptp4l0-21swapper/112:11:231
134491480,4ptp4l0-21swapper/208:14:372
134491480,4ptp4l0-21swapper/010:43:020
134491480,3ptp4l0-21swapper/011:30:310
134491480,13ptp4l3942-21df_abs10:05:150
134491480,12ptp4l0-21swapper/212:00:152
134491470,4ptp4l0-21swapper/207:39:262
134491470,3ptp4l0-21swapper/209:35:572
134491470,3ptp4l0-21swapper/012:24:570
134491470,3ptp4l0-21swapper/012:24:570
134491460,4ptp4l0-21swapper/309:55:263
134491460,4ptp4l0-21swapper/309:55:263
134491460,4ptp4l0-21swapper/211:21:062
134491460,4ptp4l0-21swapper/011:51:560
134491460,4ptp4l0-21swapper/009:12:270
134491460,3ptp4l0-21swapper/012:03:290
134491460,3ptp4l0-21swapper/008:23:010
134491450,8ptp4l0-21swapper/109:20:131
134491450,4ptp4l0-21swapper/009:40:020
134491450,3ptp4l0-21swapper/011:09:040
134491450,3ptp4l0-21swapper/010:18:140
134491450,3ptp4l0-21swapper/007:26:580
19351994438,4cyclictest41-21ksoftirqd/309:00:003
134491440,5ptp4l2318-21gnome-shell10:15:592
134491440,4ptp4l0-21swapper/307:44:573
134491440,4ptp4l0-21swapper/209:03:542
134491440,4ptp4l0-21swapper/208:46:112
134491440,4ptp4l0-21swapper/010:51:580
134491440,4ptp4l0-21swapper/009:15:280
134491440,3ptp4l0-21swapper/208:55:172
134491440,3ptp4l0-21swapper/208:18:552
134491440,3ptp4l0-21swapper/208:18:552
134491440,3ptp4l0-21swapper/110:22:171
134491440,3ptp4l0-21swapper/008:05:340
134491440,3ptp4l0-21swapper/007:10:220
134491440,12ptp4l15645-21cron11:40:000
134491440,10ptp4l0-21swapper/007:32:300
19351994338,3cyclictest41-21ksoftirqd/311:39:593
19349994338,3cyclictest25-21ksoftirqd/110:34:591
134491430,9ptp4l0-21swapper/212:31:002
134491430,9ptp4l0-21swapper/207:59:132
134491430,7ptp4l0-21swapper/010:10:230
134491430,5ptp4l13802-21ntp_states08:05:211
134491430,3ptp4l0-21swapper/210:50:292
134491430,3ptp4l0-21swapper/010:48:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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