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2026-02-17 - 21:49
[ 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 Tue Feb 17, 2026 12:45:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1314421470,5sleep12930799cyclictest08:50:261
485021400,5sleep22930899cyclictest08:35:162
2165621380,4sleep02930699cyclictest08:00:200
2930899762,2cyclictest0-21swapper/209:35:292
29309996635,6cyclictest41-21ksoftirqd/312:20:003
29309996633,3cyclictest41-21ksoftirqd/311:20:013
29309996632,8cyclictest41-21ksoftirqd/312:20:133
134491650,4ptp4l0-21swapper/011:30:280
134491650,2ptp4l0-21swapper/112:30:231
29309996431,6cyclictest41-21ksoftirqd/309:50:163
29309996429,3cyclictest41-21ksoftirqd/310:10:283
29309996334,4cyclictest41-21ksoftirqd/312:25:273
29309996331,6cyclictest41-21ksoftirqd/307:35:213
2930999632,17cyclictest0-21swapper/311:56:583
29309996233,7cyclictest41-21ksoftirqd/307:45:283
29309996231,6cyclictest41-21ksoftirqd/309:35:183
29309996231,3cyclictest41-21ksoftirqd/307:32:133
29309996230,8cyclictest41-21ksoftirqd/310:25:273
29309996230,4cyclictest41-21ksoftirqd/309:40:253
29309996229,3cyclictest41-21ksoftirqd/308:05:203
29309996227,4cyclictest41-21ksoftirqd/308:20:213
2930999622,22cyclictest0-21swapper/310:05:593
29309996138,3cyclictest41-21ksoftirqd/308:30:173
29309996129,7cyclictest41-21ksoftirqd/311:00:193
134491610,4ptp4l0-21swapper/208:10:232
29309996033,7cyclictest41-21ksoftirqd/308:35:203
29309996032,3cyclictest41-21ksoftirqd/311:20:163
29309996026,8cyclictest41-21ksoftirqd/310:20:173
134491600,4ptp4l0-21swapper/212:10:162
134491600,4ptp4l0-21swapper/211:36:582
29309995931,7cyclictest41-21ksoftirqd/312:35:003
29309995925,8cyclictest41-21ksoftirqd/309:20:153
29309995921,8cyclictest41-21ksoftirqd/309:02:543
29309995920,7cyclictest41-21ksoftirqd/312:00:423
134491590,4ptp4l31519-21ps10:40:232
134491590,3ptp4l0-21swapper/212:08:102
29309995829,6cyclictest41-21ksoftirqd/308:49:593
29309995829,3cyclictest41-21ksoftirqd/307:55:173
29309995828,6cyclictest41-21ksoftirqd/310:50:013
29309995828,6cyclictest41-21ksoftirqd/310:50:013
29309995827,6cyclictest41-21ksoftirqd/309:55:293
29309995824,7cyclictest41-21ksoftirqd/312:38:223
134491580,4ptp4l0-21swapper/008:10:570
134491580,3ptp4l14821-21apt-get12:25:130
134491580,3ptp4l0-21swapper/109:43:211
29309995730,6cyclictest41-21ksoftirqd/308:52:193
29309995729,6cyclictest41-21ksoftirqd/311:10:153
29309995724,9cyclictest41-21ksoftirqd/310:40:243
134491570,3ptp4l0-21swapper/110:55:261
134491570,3ptp4l0-21swapper/108:24:541
29309995627,6cyclictest41-21ksoftirqd/311:45:323
29309995627,6cyclictest41-21ksoftirqd/311:45:323
29309995627,3cyclictest41-21ksoftirqd/311:25:273
29309995625,4cyclictest41-21ksoftirqd/310:55:173
29309995619,8cyclictest41-21ksoftirqd/309:47:323
29309995617,7cyclictest41-21ksoftirqd/307:54:153
29306995621,4cyclictest9-21ksoftirqd/009:45:000
58852550,5sleep10-21swapper/109:45:191
29309995528,4cyclictest41-21ksoftirqd/308:15:263
29309995528,4cyclictest41-21ksoftirqd/308:15:263
29309995526,7cyclictest41-21ksoftirqd/311:40:183
29309995526,6cyclictest41-21ksoftirqd/312:05:183
29309995523,8cyclictest41-21ksoftirqd/308:00:153
29309995518,7cyclictest41-21ksoftirqd/309:15:003
29309995518,3cyclictest41-21ksoftirqd/311:35:273
29309995517,8cyclictest41-21ksoftirqd/308:40:073
2930899552,2cyclictest0-21swapper/210:34:282
161832550,4sleep016182-21latency_hist09:00:010
134491550,3ptp4l0-21swapper/212:32:222
134491550,3ptp4l0-21swapper/108:30:261
134491550,3ptp4l0-21swapper/009:35:010
134491550,3ptp4l0-21swapper/009:25:180
134491550,2ptp4l0-21swapper/107:35:161
29309995423,7cyclictest41-21ksoftirqd/310:00:163
29309995423,7cyclictest41-21ksoftirqd/310:00:163
29309995422,8cyclictest41-21ksoftirqd/307:40:273
29309995419,6cyclictest41-21ksoftirqd/309:05:193
134491540,3ptp4l0-21swapper/008:45:250
29309995322,8cyclictest41-21ksoftirqd/307:20:013
29309995319,7cyclictest41-21ksoftirqd/307:22:423
29308995321,29cyclictest19777-21iostat_ios11:25:192
29306995321,5cyclictest9-21ksoftirqd/010:15:270
134491530,10ptp4l0-21swapper/111:52:321
2930999523,8cyclictest41-21ksoftirqd/311:30:463
2930999522,6cyclictest0-21swapper/309:25:143
29309995221,8cyclictest41-21ksoftirqd/308:25:193
29309995221,4cyclictest41-21ksoftirqd/307:10:183
29309995220,8cyclictest41-21ksoftirqd/311:50:223
29309995217,7cyclictest41-21ksoftirqd/310:50:193
134491520,5ptp4l0-21swapper/210:14:492
134491520,4ptp4l0-21swapper/008:51:220
134491520,4ptp4l0-21swapper/007:26:220
134491520,3ptp4l0-21swapper/012:15:180
134491510,4ptp4l0-21swapper/008:08:210
134491510,4ptp4l0-21swapper/007:46:530
134491510,3ptp4l0-21swapper/111:00:221
29309995017,8cyclictest41-21ksoftirqd/309:19:323
2930999501,3cyclictest41-21ksoftirqd/311:05:303
2930999500,6cyclictest41-21ksoftirqd/310:15:153
29306995020,5cyclictest9-21ksoftirqd/009:55:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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