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2026-02-12 - 06:40
[ 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 Thu Feb 12, 2026 00:45:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
134491660,3ptp4l0-21swapper/221:30:242
134491650,4ptp4l0-21swapper/121:50:001
539899614,15cyclictest0-21swapper/323:35:003
134491610,3ptp4l7739-21ls23:50:260
134491600,4ptp4l22671-21fschecks_time23:15:130
134491600,3ptp4l0-21swapper/320:51:223
134491590,4ptp4l0-21swapper/100:15:211
134491580,3ptp4l0-21swapper/300:05:183
134491580,17ptp4l10268-21df19:20:160
134491580,17ptp4l10268-21df19:20:160
252242570,4sleep3539899cyclictest00:30:163
134491570,4ptp4l0-21swapper/223:47:322
134491570,4ptp4l0-21swapper/022:40:140
134491570,3ptp4l0-21swapper/221:05:272
134491560,4ptp4l0-21swapper/023:36:090
134491560,3ptp4l0-21swapper/221:57:482
134491560,3ptp4l0-21swapper/220:03:292
134491560,3ptp4l0-21swapper/022:32:380
539899556,6cyclictest12106-21mailstats00:00:243
134491550,5ptp4l0-21swapper/223:06:122
134491550,4ptp4l0-21swapper/022:19:510
134491550,3ptp4l0-21swapper/219:53:282
134491540,4ptp4l0-21swapper/221:43:402
134491530,4ptp4l0-21swapper/021:19:010
134491530,4ptp4l0-21swapper/019:52:030
539899528,6cyclictest0-21swapper/323:35:273
539899524,6cyclictest0-21swapper/320:27:453
539899523,5cyclictest7820-21cpuspeed_turbos19:15:133
539799522,3cyclictest0-21swapper/220:10:192
134491520,4ptp4l0-21swapper/120:00:281
134491520,4ptp4l0-21swapper/023:25:130
134491520,4ptp4l0-21swapper/021:55:400
134491520,3ptp4l0-21swapper/221:35:062
134491520,3ptp4l0-21swapper/200:32:502
134491520,3ptp4l0-21swapper/023:55:260
134491520,3ptp4l0-21swapper/023:22:300
134491520,10ptp4l0-21swapper/222:46:122
539899518,6cyclictest0-21swapper/321:30:273
539899513,5cyclictest952-21/usr/sbin/munin21:20:213
539899513,5cyclictest21694-21/usr/sbin/munin19:45:123
134491510,5ptp4l0-21swapper/000:07:420
134491510,4ptp4l0-21swapper/200:39:042
134491510,4ptp4l0-21swapper/120:54:161
134491510,4ptp4l0-21swapper/023:42:450
134491510,4ptp4l0-21swapper/021:09:020
134491510,3ptp4l0-21swapper/223:10:172
134491510,3ptp4l0-21swapper/123:45:221
134491510,3ptp4l0-21swapper/000:35:080
134491510,12ptp4l4008-21memory19:05:191
134491510,10ptp4l4171-21ntp_states19:05:212
134491510,10ptp4l0-21swapper/000:15:170
539899508,6cyclictest0-21swapper/323:55:213
539899506,9cyclictest0-21swapper/322:55:073
539899506,6cyclictest0-21swapper/319:50:163
134491500,9ptp4l31060-21apt-get21:15:122
134491500,3ptp4l0-21swapper/221:13:182
539899499,12cyclictest0-21swapper/319:35:143
539899498,6cyclictest0-21swapper/323:45:273
134491490,5ptp4l0-21swapper/022:27:420
134491490,4ptp4l0-21swapper/223:22:422
134491490,4ptp4l0-21swapper/222:30:162
134491490,4ptp4l0-21swapper/121:50:501
134491490,4ptp4l0-21swapper/100:30:591
134491490,4ptp4l0-21swapper/022:45:550
134491490,4ptp4l0-21swapper/021:27:270
539899489,12cyclictest0-21swapper/320:20:153
539899488,7cyclictest0-21swapper/319:30:173
539899488,6cyclictest0-21swapper/322:35:133
539899487,7cyclictest0-21swapper/300:35:143
134491480,4ptp4l0-21swapper/021:36:220
134491480,11ptp4l0-21swapper/200:20:172
134491480,10ptp4l0-21swapper/220:55:232
539899479,6cyclictest0-21swapper/323:05:173
539899478,6cyclictest0-21swapper/300:25:143
539899478,11cyclictest0-21swapper/322:00:143
539899478,11cyclictest0-21swapper/322:00:143
539899477,7cyclictest0-21swapper/319:10:153
539899477,5cyclictest0-21swapper/322:25:173
539899476,10cyclictest0-21swapper/321:15:263
539899472,6cyclictest0-21swapper/322:50:143
539899472,6cyclictest0-21swapper/321:35:253
134491470,7ptp4l539699cyclictest21:15:141
134491470,4ptp4l0-21swapper/119:43:111
539899468,12cyclictest0-21swapper/323:10:233
539899468,12cyclictest0-21swapper/321:50:273
539899467,6cyclictest0-21swapper/323:15:223
539899463,11cyclictest0-21swapper/320:35:433
539899462,10cyclictest0-21swapper/320:46:263
134491460,4ptp4l0-21swapper/000:00:340
134491460,2ptp4l0-21swapper/022:50:040
539899454,6cyclictest4752-21cat20:15:253
539899452,6cyclictest0-21swapper/319:25:023
539799452,41cyclictest0-21swapper/219:23:592
539799452,41cyclictest0-21swapper/219:23:592
539799451,43cyclictest0-21swapper/219:30:192
134491450,6ptp4l0-21swapper/121:33:521
134491450,5ptp4l0-21swapper/123:55:241
134491450,5ptp4l0-21swapper/120:55:121
134491450,4ptp4l30167-21ls23:30:201
134491450,4ptp4l24154-21apt-get21:00:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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