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2026-01-16 - 06:12
[ 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 Fri Jan 16, 2026 00:45:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
787221540,3sleep01086499cyclictest21:20:230
10866996659,5cyclictest0-21swapper/200:33:242
48712650,5sleep24875-21hwlatdetect21:15:162
134491610,27ptp4l9-21ksoftirqd/000:35:270
10866996154,5cyclictest0-21swapper/200:15:132
134491590,4ptp4l0-21swapper/322:40:103
134491590,4ptp4l0-21swapper/322:08:213
1086699598,7cyclictest0-21swapper/222:50:162
1086699598,6cyclictest0-21swapper/220:35:252
134491580,3ptp4l0-21swapper/223:25:102
134491580,14ptp4l0-21swapper/119:20:281
134491560,4ptp4l0-21swapper/220:30:252
134491560,4ptp4l0-21swapper/023:15:210
134491560,3ptp4l0-21swapper/222:59:072
1086699568,6cyclictest0-21swapper/222:26:112
1086699567,7cyclictest0-21swapper/219:30:222
134491550,3ptp4l0-21swapper/123:07:431
134491550,14ptp4l9867-21python19:05:231
1086699557,6cyclictest0-21swapper/222:40:232
1086699557,6cyclictest0-21swapper/220:45:172
134491540,4ptp4l0-21swapper/319:44:573
134491540,3ptp4l0-21swapper/322:30:293
134491540,3ptp4l0-21swapper/319:10:243
1086699548,6cyclictest0-21swapper/223:15:132
1086699542,12cyclictest0-21swapper/220:40:162
51962530,7sleep31086799cyclictest20:05:203
134491530,4ptp4l0-21swapper/121:58:001
1086699537,12cyclictest0-21swapper/219:55:222
1086699536,6cyclictest0-21swapper/219:41:032
1086699533,6cyclictest26231-21cut22:00:172
1086699531,15cyclictest1300-21mailstats22:15:252
1086699531,11cyclictest14156-21df_abs22:45:162
134491520,5ptp4l0-21swapper/320:24:443
134491520,4ptp4l0-21swapper/322:04:533
134491520,3ptp4l0-21swapper/323:47:233
1086699527,11cyclictest0-21swapper/223:05:182
134491510,4ptp4l0-21swapper/122:11:341
134491510,3ptp4l0-21swapper/019:59:160
1086699517,6cyclictest0-21swapper/223:22:112
1086699517,6cyclictest0-21swapper/220:18:182
1086699517,6cyclictest0-21swapper/200:20:142
1086699517,12cyclictest0-21swapper/221:10:252
1086699517,11cyclictest0-21swapper/219:15:232
1086699517,11cyclictest0-21swapper/200:10:232
1086699516,6cyclictest0-21swapper/221:30:242
1086699516,11cyclictest0-21swapper/222:05:232
1086699513,6cyclictest11527-21date22:40:012
1086699512,6cyclictest0-21swapper/219:10:582
1086599513,46cyclictest0-21swapper/120:41:191
134491500,4ptp4l0-21swapper/321:34:443
134491500,4ptp4l0-21swapper/319:57:383
134491500,4ptp4l0-21swapper/122:00:581
134491500,3ptp4l0-21swapper/023:30:100
1086699507,11cyclictest0-21swapper/221:45:122
1086699506,6cyclictest0-21swapper/222:30:182
1086699506,11cyclictest0-21swapper/221:05:112
134491490,4ptp4l0-21swapper/322:45:063
134491490,4ptp4l0-21swapper/320:01:593
134491490,4ptp4l0-21swapper/319:33:163
134491490,4ptp4l0-21swapper/221:25:052
134491490,4ptp4l0-21swapper/221:25:052
134491490,4ptp4l0-21swapper/220:50:232
134491490,4ptp4l0-21swapper/123:17:191
134491490,4ptp4l0-21swapper/122:37:081
134491490,4ptp4l0-21swapper/120:23:081
134491490,3ptp4l0-21swapper/220:25:292
1086699497,6cyclictest0-21swapper/220:55:282
1086699497,6cyclictest0-21swapper/220:55:282
1086699492,25cyclictest0-21swapper/219:23:452
134491480,5ptp4l0-21swapper/019:05:410
134491480,4ptp4l1086599cyclictest23:40:131
134491480,3ptp4l0-21swapper/320:58:133
134491480,3ptp4l0-21swapper/320:58:133
1086699487,11cyclictest0-21swapper/223:00:252
1086599483,43cyclictest0-21swapper/119:30:591
134491470,4ptp4l0-21swapper/321:53:433
134491470,4ptp4l0-21swapper/200:09:582
134491470,4ptp4l0-21swapper/122:18:201
1086699475,5cyclictest0-21swapper/221:00:402
1086699472,6cyclictest0-21swapper/220:06:072
1086699472,23cyclictest0-21swapper/223:44:592
1086699472,23cyclictest0-21swapper/200:35:132
134491460,4ptp4l0-21swapper/300:38:003
10865994617,28cyclictest0-21swapper/122:05:591
134491450,9ptp4l0-21swapper/020:42:530
134491450,9ptp4l0-21swapper/000:15:500
134491450,8ptp4l27787-21sshd00:22:593
134491450,5ptp4l0-21swapper/019:30:110
134491450,4ptp4l0-21swapper/320:16:313
134491450,3ptp4l1086599cyclictest23:10:071
134491450,3ptp4l1086599cyclictest20:29:331
134491450,3ptp4l0-21swapper/219:54:532
1086699457,6cyclictest0-21swapper/223:50:272
1086699455,6cyclictest0-21swapper/221:40:212
134491440,9ptp4l0-21swapper/020:20:210
134491440,9ptp4l0-21swapper/019:13:080
134491440,4ptp4l0-21swapper/023:58:590
134491440,3ptp4l0-21swapper/300:30:203
134491440,10ptp4l0-21swapper/020:48:190
1086699447,11cyclictest0-21swapper/223:55:142
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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