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2026-01-24 - 09:43
[ 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 Sat Jan 24, 2026 00:45:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1344911010,4ptp4l0-21swapper/223:42:572
134491700,4ptp4l0-21swapper/021:20:280
134491650,22ptp4l0-21swapper/323:05:433
134491630,4ptp4l0-21swapper/123:25:271
183342620,4sleep00-21swapper/019:40:210
134491620,19ptp4l16697-21iostat_ios23:05:170
134491600,5ptp4l25415-21ls23:25:130
134491600,4ptp4l0-21swapper/021:30:520
134491600,3ptp4l0-21swapper/223:50:262
134491600,3ptp4l0-21swapper/023:20:250
134491600,19ptp4l6287-21iostat_ios19:15:180
134491590,3ptp4l0-21swapper/100:26:111
134491580,9ptp4l0-21swapper/223:30:372
134491580,3ptp4l18860-21hddtemp_smartct23:10:170
134491580,14ptp4l0-21swapper/121:00:181
134491570,5ptp4l0-21swapper/222:57:272
134491570,4ptp4l0-21swapper/221:35:172
134491570,4ptp4l0-21swapper/120:18:081
134491560,4ptp4l0-21swapper/200:25:042
134491560,4ptp4l0-21swapper/121:45:171
134491560,3ptp4l10452-21apt-config20:35:002
134491560,3ptp4l10452-21apt-config20:35:002
134491550,5ptp4l0-21swapper/122:25:191
134491550,3ptp4l5758-21ps23:50:233
134491550,3ptp4l0-21swapper/120:25:281
134491540,3ptp4l12276-21ps21:45:220
134491540,3ptp4l0-21swapper/000:16:220
134491530,3ptp4l23497-21ls19:50:261
134491530,3ptp4l21122-21grep23:15:151
134491530,3ptp4l0-21swapper/022:09:480
134491530,10ptp4l0-21swapper/320:42:343
134491520,4ptp4l0-21swapper/320:30:023
134491520,15ptp4l0-21swapper/022:19:310
134491510,8ptp4l967-21apt-get19:05:120
134491510,4ptp4l0-21swapper/320:35:303
134491510,4ptp4l0-21swapper/320:35:303
134491510,4ptp4l0-21swapper/221:07:482
134491510,4ptp4l0-21swapper/219:42:492
134491510,3ptp4l0-21swapper/223:45:212
134491510,3ptp4l0-21swapper/100:22:381
134491510,3ptp4l0-21swapper/022:04:200
134491510,3ptp4l0-21swapper/021:55:140
134491510,3ptp4l0-21swapper/020:25:250
134491500,4ptp4l0-21swapper/320:03:043
134491500,4ptp4l0-21swapper/222:16:562
134491500,4ptp4l0-21swapper/220:47:382
134491500,4ptp4l0-21swapper/220:07:512
134491500,4ptp4l0-21swapper/200:24:242
134491500,4ptp4l0-21swapper/021:25:460
134491500,4ptp4l0-21swapper/020:32:300
134491500,4ptp4l0-21swapper/000:23:050
134491500,3ptp4l0-21swapper/023:00:150
134491490,6ptp4l24152-21python22:10:251
134491490,4ptp4l0-21swapper/300:20:203
134491490,4ptp4l0-21swapper/222:39:572
134491490,3ptp4l0-21swapper/323:45:293
134491490,13ptp4l0-21swapper/020:52:380
134491480,4ptp4l0-21swapper/320:57:543
134491480,4ptp4l0-21swapper/020:49:270
134491480,4ptp4l0-21swapper/000:08:470
134491480,3ptp4l0-21swapper/223:35:452
134491480,3ptp4l0-21swapper/119:36:131
134491480,3ptp4l0-21swapper/022:51:460
134491470,4ptp4l0-21swapper/000:02:130
134491470,3ptp4l0-21swapper/220:29:552
134491470,3ptp4l0-21swapper/021:10:200
134491460,9ptp4l0-21swapper/220:17:482
134491460,5ptp4l951-21/usr/sbin/munin19:05:201
134491460,5ptp4l9-21ksoftirqd/020:00:520
134491460,3ptp4l0-21swapper/222:43:312
134491460,3ptp4l0-21swapper/200:32:252
134491460,3ptp4l0-21swapper/200:32:252
134491460,3ptp4l0-21swapper/022:30:490
134491450,4ptp4l0-21swapper/020:43:440
134491450,10ptp4l0-21swapper/119:49:441
339199441,3cyclictest121rcu_preempt22:51:223
339199441,3cyclictest121rcu_preempt22:22:093
339099440,2cyclictest137891phc2sys19:23:522
134491440,9ptp4l0-21swapper/222:12:542
134491440,9ptp4l0-21swapper/023:36:290
134491440,9ptp4l0-21swapper/000:35:230
134491440,4ptp4l0-21swapper/119:55:281
134491440,3ptp4l0-21swapper/120:05:581
339199432,2cyclictest121rcu_preempt19:34:483
339199431,3cyclictest121rcu_preempt19:36:293
3390994330,11cyclictest33-21ksoftirqd/222:50:222
134491430,9ptp4l0-21swapper/219:12:322
134491430,9ptp4l0-21swapper/200:36:132
134491430,9ptp4l0-21swapper/023:41:130
134491430,9ptp4l0-21swapper/020:17:150
134491430,5ptp4l0-21swapper/320:10:123
134491430,5ptp4l0-21swapper/223:25:152
134491430,5ptp4l0-21swapper/219:35:272
134491430,5ptp4l0-21swapper/100:00:271
134491430,5ptp4l0-21swapper/019:45:150
134491430,4ptp4l31606-21apt-get21:20:122
134491430,4ptp4l16335-21apt-get00:15:101
134491430,3ptp4l0-21swapper/223:05:012
134491430,3ptp4l0-21swapper/120:13:541
134491430,10ptp4l0-21swapper/023:32:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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