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2026-01-17 - 03:30
[ 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 17, 2026 00:45:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
289821210,3sleep069199cyclictest23:50:220
134491740,37ptp4l30778-21/usr/sbin/munin19:05:193
134491660,2ptp4l121rcu_preempt19:40:130
134491620,3ptp4l13484-21/usr/sbin/munin21:55:150
134491620,20ptp4l13351-21diskstats23:05:110
134491610,4ptp4l0-21swapper/221:15:102
134491590,4ptp4l0-21swapper/023:10:190
134491580,4ptp4l0-21swapper/219:16:542
134491580,4ptp4l0-21swapper/122:00:271
134491580,16ptp4l0-21swapper/020:38:050
134491570,4ptp4l0-21swapper/221:21:522
134491570,3ptp4l0-21swapper/019:35:270
134491570,19ptp4l0-21swapper/121:20:231
69499560,3cyclictest5458-21sed22:45:263
69499560,3cyclictest5458-21sed22:45:263
134491560,4ptp4l0-21swapper/221:35:102
134491560,3ptp4l0-21swapper/123:50:201
134491560,3ptp4l0-21swapper/020:34:190
134491560,3ptp4l0-21swapper/019:30:190
69499551,14cyclictest134691getstats22:50:203
134491550,5ptp4l0-21swapper/220:00:422
134491550,4ptp4l0-21swapper/121:58:311
134491550,4ptp4l0-21swapper/019:22:230
134491550,4ptp4l0-21swapper/000:15:170
134491550,3ptp4l0-21swapper/220:37:152
134491550,3ptp4l0-21swapper/022:05:290
134491540,4ptp4l0-21swapper/223:52:112
134491540,4ptp4l0-21swapper/200:29:062
134491540,3ptp4l0-21swapper/123:19:211
134491540,18ptp4l0-21swapper/019:59:290
134491530,4ptp4l0-21swapper/122:47:181
134491530,4ptp4l0-21swapper/122:47:181
134491530,4ptp4l0-21swapper/119:17:181
134491530,4ptp4l0-21swapper/020:22:360
134491530,4ptp4l0-21swapper/019:12:380
134491530,3ptp4l0-21swapper/100:30:171
134491520,5ptp4l0-21swapper/219:08:422
134491520,4ptp4l0-21swapper/222:07:242
134491520,4ptp4l0-21swapper/220:26:282
134491520,4ptp4l0-21swapper/121:45:501
134491520,4ptp4l0-21swapper/121:45:491
134491520,4ptp4l0-21swapper/021:23:050
134491520,16ptp4l0-21swapper/121:30:421
134491510,4ptp4l0-21swapper/222:11:152
134491510,3ptp4l0-21swapper/119:30:111
134491510,2ptp4l0-21swapper/020:45:540
134491500,4ptp4l0-21swapper/219:47:002
134491500,4ptp4l0-21swapper/100:00:041
134491500,17ptp4l9-21ksoftirqd/022:20:190
134491500,12ptp4l0-21swapper/022:54:560
134491490,5ptp4l0-21swapper/119:05:121
134491490,4ptp4l0-21swapper/119:41:381
134491490,4ptp4l0-21swapper/021:54:430
134491490,3ptp4l0-21swapper/220:21:242
134491490,3ptp4l0-21swapper/022:26:450
134491490,3ptp4l0-21swapper/021:25:320
134491490,3ptp4l0-21swapper/021:15:200
69499481,22cyclictest134491ptp4l21:35:233
134491480,4ptp4l0-21swapper/200:02:122
134491480,4ptp4l0-21swapper/021:14:020
134491480,3ptp4l0-21swapper/120:40:431
134491480,3ptp4l0-21swapper/100:17:561
69399478,6cyclictest33-21ksoftirqd/223:20:012
134491470,5ptp4l9-21ksoftirqd/020:13:210
134491470,4ptp4l0-21swapper/100:12:321
134491470,4ptp4l0-21swapper/023:24:290
134491470,4ptp4l0-21swapper/022:39:570
134491470,10ptp4l0-21swapper/020:27:570
69499460,2cyclictest137891phc2sys21:33:343
134491460,4ptp4l77650irq/143-enp4s0-19:15:353
134491460,4ptp4l0-21swapper/122:57:321
134491460,4ptp4l0-21swapper/021:42:070
134491460,4ptp4l0-21swapper/020:01:570
134491450,9ptp4l0-21swapper/222:16:172
134491450,9ptp4l0-21swapper/221:47:372
134491450,9ptp4l0-21swapper/221:47:372
134491450,4ptp4l28499-21cron21:16:591
134491450,4ptp4l0-21swapper/222:23:012
134491450,4ptp4l0-21swapper/123:41:121
134491450,4ptp4l0-21swapper/123:06:231
134491450,4ptp4l0-21swapper/122:41:021
134491450,4ptp4l0-21swapper/122:35:141
134491450,4ptp4l0-21swapper/120:45:511
134491450,3ptp4l0-21swapper/219:43:472
134491450,3ptp4l0-21swapper/123:02:021
134491440,9ptp4l0-21swapper/221:08:352
134491440,4ptp4l21641-21ls23:20:271
134491440,4ptp4l0-21swapper/119:46:341
134491440,11ptp4l0-21swapper/223:33:362
693994338,3cyclictest33-21ksoftirqd/220:50:182
693994332,9cyclictest33-21ksoftirqd/223:05:132
134491430,5ptp4l0-21swapper/223:35:042
134491430,5ptp4l0-21swapper/223:10:182
134491430,5ptp4l0-21swapper/019:15:110
134491430,4ptp4l6787-21python19:20:232
134491430,4ptp4l22743-21apt-get00:35:112
134491430,4ptp4l0-21swapper/219:57:062
134491430,4ptp4l0-21swapper/020:55:160
134491430,4ptp4l0-21swapper/019:53:040
134491430,4ptp4l0-21swapper/019:45:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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