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2026-02-14 - 15:28
[ 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 Feb 14, 2026 12:45:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3171121890,4sleep30-21swapper/307:05:133
134491680,4ptp4l0-21swapper/208:10:202
134491660,5ptp4l0-21swapper/307:45:003
134491650,3ptp4l3583-21runrttasks07:13:483
154199635,17cyclictest9271-21df_abs08:35:150
154199623,16cyclictest4687-21df_inode08:25:140
134491620,3ptp4l0-21swapper/210:37:182
134491620,16ptp4l7832-21ls07:20:253
134491590,4ptp4l0-21swapper/211:50:202
134491590,4ptp4l0-21swapper/208:57:432
134491590,4ptp4l0-21swapper/009:46:220
134491580,15ptp4l0-21swapper/208:40:182
154199573,14cyclictest30328-21df_inode09:20:150
134491570,4ptp4l0-21swapper/210:07:332
134491570,4ptp4l0-21swapper/209:03:362
134491570,4ptp4l0-21swapper/107:30:181
134491570,4ptp4l0-21swapper/107:30:181
134491570,3ptp4l0-21swapper/309:51:083
134491570,3ptp4l0-21swapper/208:26:272
154199560,15cyclictest7202-21egrep12:00:140
134491560,4ptp4l0-21swapper/312:19:553
134491560,4ptp4l0-21swapper/310:08:493
134491560,3ptp4l0-21swapper/210:00:212
134491550,4ptp4l0-21swapper/312:22:213
134491550,3ptp4l0-21swapper/311:47:493
134491550,3ptp4l0-21swapper/309:41:273
134491550,3ptp4l0-21swapper/309:02:223
134491550,3ptp4l0-21swapper/308:05:013
134491550,3ptp4l0-21swapper/211:20:552
134491550,3ptp4l0-21swapper/211:05:022
134491550,3ptp4l0-21swapper/210:16:162
134491550,11ptp4l0-21swapper/311:16:043
134491540,3ptp4l0-21swapper/308:47:413
154199535,6cyclictest0-21swapper/011:10:170
154199534,15cyclictest5248-21perl10:45:160
134491530,4ptp4l0-21swapper/309:13:403
134491530,4ptp4l0-21swapper/210:47:272
134491530,4ptp4l0-21swapper/209:40:112
134491530,3ptp4l0-21swapper/308:14:093
134491530,3ptp4l0-21swapper/209:50:052
134491530,3ptp4l0-21swapper/209:47:302
134491520,4ptp4l0-21swapper/311:03:313
134491520,4ptp4l0-21swapper/310:54:503
134491520,3ptp4l0-21swapper/310:48:413
134491520,3ptp4l0-21swapper/211:13:352
134491520,3ptp4l0-21swapper/209:39:042
134491510,9ptp4l31145-21apt-get07:05:032
134491510,9ptp4l0-21swapper/209:12:242
134491510,5ptp4l0-21swapper/312:35:213
134491510,2ptp4l0-21swapper/308:55:153
134491510,10ptp4l0-21swapper/207:47:272
134491500,4ptp4l0-21swapper/209:06:122
134491500,3ptp4l0-21swapper/308:44:033
134491500,3ptp4l0-21swapper/308:19:073
134491500,3ptp4l0-21swapper/210:58:302
134491500,10ptp4l507-21python07:05:250
134491490,4ptp4l0-21swapper/312:26:323
134491490,4ptp4l0-21swapper/310:45:003
134491490,4ptp4l0-21swapper/308:27:463
154199488,11cyclictest0-21swapper/008:20:150
134491480,8ptp4l849-21users07:05:271
134491480,4ptp4l0-21swapper/209:15:072
134491480,3ptp4l0-21swapper/310:39:583
134491480,3ptp4l0-21swapper/210:34:592
134491480,2ptp4l0-21swapper/208:36:292
134491480,11ptp4l0-21swapper/207:21:442
154399471,43cyclictest11439-21grep07:30:162
154399471,43cyclictest11439-21grep07:30:162
154199477,14cyclictest0-21swapper/012:32:130
154199475,6cyclictest21917-21ntpq09:00:210
134491470,4ptp4l0-21swapper/209:26:222
134491470,3ptp4l0-21swapper/307:37:063
134491470,3ptp4l0-21swapper/211:41:022
154199464,15cyclictest29062-21sensors_temp10:25:250
154199464,12cyclictest9512-21meminfo07:25:200
154199464,12cyclictest31876-21df08:15:140
134491460,4ptp4l0-21swapper/307:16:333
134491460,4ptp4l0-21swapper/211:04:052
134491460,4ptp4l0-21swapper/208:32:422
134491460,3ptp4l0-21swapper/311:40:293
134491460,12ptp4l0-21swapper/011:40:180
134491460,11ptp4l0-21swapper/108:10:241
154199454,13cyclictest3239-21meminfo09:30:200
154199454,13cyclictest12910-21sensors_temp09:50:250
154199454,12cyclictest21362-21iostat10:10:180
154199453,13cyclictest19283-21iostat_ios11:15:200
154199453,13cyclictest16596-21perl08:50:160
154199453,13cyclictest1250-21python09:25:260
154199453,12cyclictest31365-21python10:30:240
134491450,5ptp4l0-21swapper/011:55:110
134491450,4ptp4l31664-21apt-get08:15:122
134491450,4ptp4l0-21swapper/311:38:013
134491450,4ptp4l0-21swapper/310:27:303
134491450,4ptp4l0-21swapper/309:30:083
134491450,4ptp4l0-21swapper/207:58:512
134491450,3ptp4l0-21swapper/212:28:002
134491450,3ptp4l0-21swapper/212:10:322
134491450,3ptp4l0-21swapper/211:33:422
134491450,3ptp4l0-21swapper/209:20:312
134491450,10ptp4l0-21swapper/210:44:182
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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