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2026-02-08 - 12:59
[ 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 Sun Feb 08, 2026 00:45:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
414921700,3sleep02579299cyclictest20:40:200
134491660,4ptp4l4007-21iostat_ios21:50:170
134491640,4ptp4l0-21swapper/323:13:303
134491630,7ptp4l31987-21fschecks_count00:00:150
134491600,4ptp4l0-21swapper/323:40:203
134491600,4ptp4l0-21swapper/223:00:222
134491600,4ptp4l0-21swapper/223:00:212
134491600,3ptp4l24686-21apt-get23:45:122
134491590,3ptp4l0-21swapper/300:19:433
134491590,3ptp4l0-21swapper/222:20:282
134491590,3ptp4l0-21swapper/019:20:280
134491590,3ptp4l0-21swapper/019:20:280
134491580,4ptp4l17025-21apt-get22:20:030
134491580,3ptp4l0-21swapper/122:50:181
134491540,4ptp4l4709-21chrt19:30:560
134491540,4ptp4l0-21swapper/223:32:402
134491540,4ptp4l0-21swapper/223:32:392
134491540,3ptp4l0-21swapper/221:55:062
134491540,3ptp4l0-21swapper/100:32:441
134491540,3ptp4l0-21swapper/022:45:230
134491540,3ptp4l0-21swapper/019:16:110
134491530,4ptp4l0-21swapper/121:54:221
134491530,4ptp4l0-21swapper/023:24:260
134491530,4ptp4l0-21swapper/021:03:370
134491530,3ptp4l10367-21apt-get22:05:122
134491530,11ptp4l0-21swapper/022:25:260
134491520,4ptp4l0-21swapper/320:57:083
134491520,4ptp4l0-21swapper/100:14:571
134491520,4ptp4l0-21swapper/020:39:310
134491520,4ptp4l0-21swapper/020:23:370
134491520,4ptp4l0-21swapper/000:10:470
134491510,4ptp4l0-21swapper/222:40:172
134491510,4ptp4l0-21swapper/023:16:140
134491510,4ptp4l0-21swapper/023:10:040
134491510,4ptp4l0-21swapper/021:40:590
134491510,3ptp4l0-21swapper/220:33:042
134491510,3ptp4l0-21swapper/200:17:292
134491510,11ptp4l0-21swapper/123:02:321
134491510,11ptp4l0-21swapper/123:02:321
134491500,5ptp4l0-21swapper/319:09:203
134491500,4ptp4l0-21swapper/222:03:452
134491500,4ptp4l0-21swapper/023:31:420
134491500,4ptp4l0-21swapper/023:31:420
134491500,3ptp4l0-21swapper/222:10:222
134491490,4ptp4l0-21swapper/322:44:253
134491490,4ptp4l0-21swapper/121:21:181
134491490,4ptp4l0-21swapper/022:17:170
134491490,3ptp4l0-21swapper/322:47:033
134491490,3ptp4l0-21swapper/019:37:450
134491480,7ptp4l0-21swapper/023:47:360
134491480,4ptp4l0-21swapper/322:26:433
134491480,4ptp4l0-21swapper/320:02:033
134491480,4ptp4l0-21swapper/221:53:012
134491480,4ptp4l0-21swapper/122:57:391
134491480,4ptp4l0-21swapper/020:13:060
134491480,4ptp4l0-21swapper/019:06:380
134491480,4ptp4l0-21swapper/000:30:110
25793994716,7cyclictest25-21ksoftirqd/120:35:001
134491470,4ptp4l0-21swapper/321:42:193
134491470,4ptp4l0-21swapper/321:07:143
134491470,4ptp4l0-21swapper/119:44:261
134491470,4ptp4l0-21swapper/100:05:111
134491470,4ptp4l0-21swapper/023:40:070
134491470,4ptp4l0-21swapper/020:59:470
134491470,3ptp4l0-21swapper/321:31:003
134491470,3ptp4l0-21swapper/121:17:391
134491470,3ptp4l0-21swapper/120:08:541
134491470,3ptp4l0-21swapper/022:10:320
25793994612,3cyclictest25-21ksoftirqd/121:15:001
134491460,3ptp4l0-21swapper/123:58:531
134491460,3ptp4l0-21swapper/123:20:111
134491460,3ptp4l0-21swapper/122:00:211
134491460,3ptp4l0-21swapper/120:47:071
134491460,1ptp4l0-21swapper/321:13:473
134491450,6ptp4l26238-21ls22:35:293
134491450,4ptp4l8030-21df20:50:133
134491450,4ptp4l32141-21ls21:40:211
134491450,4ptp4l0-21swapper/119:33:471
134491450,4ptp4l0-21swapper/022:30:470
134491450,10ptp4l0-21swapper/022:02:390
25793994415,4cyclictest25-21ksoftirqd/100:25:141
134491440,9ptp4l0-21swapper/321:48:453
134491440,4ptp4l5522-21apt-get20:45:132
134491440,4ptp4l4353-21hddtemp_smartct23:00:150
134491440,4ptp4l4353-21hddtemp_smartct23:00:150
134491440,4ptp4l1526-21apt-get00:05:122
134491440,4ptp4l0-21swapper/322:15:123
134491440,4ptp4l0-21swapper/122:38:021
134491440,4ptp4l0-21swapper/121:47:381
134491440,3ptp4l0-21swapper/223:05:062
134491440,3ptp4l0-21swapper/220:24:522
134491440,3ptp4l0-21swapper/200:25:052
25793994313,4cyclictest25-21ksoftirqd/100:39:451
134491430,9ptp4l0-21swapper/023:28:240
134491430,8ptp4l0-21swapper/322:14:053
134491430,5ptp4l32432-21irqstats22:50:170
134491430,4ptp4l7159-21ls21:55:243
134491430,4ptp4l15269-21diskstats21:05:151
134491430,4ptp4l10792-21hddtemp_smartct22:05:160
134491430,4ptp4l0-21swapper/200:20:252
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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