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2026-01-18 - 02:48
[ 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 rackdslot4.osadl.org (updated Sat Jan 17, 2026 12:45:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
265252205170,23sleep10-21swapper/107:08:281
138591203169,22phc2sys0-21swapper/307:06:583
263722202168,22sleep20-21swapper/207:06:282
264892200169,20sleep00-21swapper/007:07:580
489321610,7sleep22694599cyclictest09:40:162
2817221390,7sleep32694699cyclictest09:20:243
266512120100,11sleep10-21swapper/107:10:011
115512740,4sleep10-21swapper/108:50:011
26946997034,4cyclictest41-21ksoftirqd/308:39:593
26946996932,4cyclictest41-21ksoftirqd/310:20:003
103292670,7sleep12694499cyclictest10:55:171
26943996522,10cyclictest9-21ksoftirqd/008:25:190
26946996428,4cyclictest41-21ksoftirqd/311:15:003
26946996428,4cyclictest41-21ksoftirqd/311:15:003
26946996423,4cyclictest41-21ksoftirqd/311:04:003
26946996231,3cyclictest41-21ksoftirqd/312:00:153
26946996229,4cyclictest41-21ksoftirqd/308:30:183
26946996228,7cyclictest41-21ksoftirqd/307:55:153
26946996222,4cyclictest41-21ksoftirqd/310:55:253
26946996131,7cyclictest41-21ksoftirqd/308:25:203
26946996129,4cyclictest41-21ksoftirqd/307:10:163
26946996129,3cyclictest41-21ksoftirqd/307:40:243
26946996126,5cyclictest41-21ksoftirqd/309:00:183
53252600,3sleep25327-21fschecks_time11:50:172
26946996028,4cyclictest41-21ksoftirqd/308:50:233
26946996025,4cyclictest41-21ksoftirqd/310:45:283
26946996025,4cyclictest41-21ksoftirqd/307:50:183
26946995927,4cyclictest41-21ksoftirqd/307:25:123
26946995921,7cyclictest41-21ksoftirqd/310:20:233
26946995921,7cyclictest41-21ksoftirqd/307:20:233
26946995921,7cyclictest41-21ksoftirqd/307:20:233
26946995918,11cyclictest41-21ksoftirqd/311:15:133
26946995831,4cyclictest41-21ksoftirqd/310:35:133
26946995831,4cyclictest41-21ksoftirqd/310:35:133
26946995828,5cyclictest41-21ksoftirqd/312:35:013
26946995827,4cyclictest41-21ksoftirqd/309:05:233
26946995827,3cyclictest41-21ksoftirqd/309:40:183
26946995825,4cyclictest41-21ksoftirqd/308:20:193
26946995824,9cyclictest41-21ksoftirqd/308:10:263
26946995824,6cyclictest41-21ksoftirqd/311:30:153
26946995821,7cyclictest41-21ksoftirqd/309:55:163
26946995821,7cyclictest41-21ksoftirqd/309:55:163
26943995828,4cyclictest9-21ksoftirqd/010:10:150
26946995730,7cyclictest41-21ksoftirqd/312:25:153
26946995730,7cyclictest41-21ksoftirqd/312:05:193
26946995727,9cyclictest41-21ksoftirqd/308:05:143
26946995727,6cyclictest41-21ksoftirqd/308:15:253
26946995727,4cyclictest41-21ksoftirqd/312:20:143
26946995725,4cyclictest41-21ksoftirqd/310:00:143
26946995723,4cyclictest41-21ksoftirqd/312:15:243
26946995721,4cyclictest41-21ksoftirqd/309:45:143
26946995721,4cyclictest41-21ksoftirqd/309:35:173
26946995625,4cyclictest41-21ksoftirqd/307:45:153
26946995622,10cyclictest41-21ksoftirqd/311:45:143
26946995621,4cyclictest41-21ksoftirqd/311:35:143
26946995619,7cyclictest41-21ksoftirqd/307:35:243
26946995619,6cyclictest41-21ksoftirqd/310:40:233
26946995524,4cyclictest41-21ksoftirqd/310:05:123
26946995523,4cyclictest41-21ksoftirqd/310:50:203
26946995523,4cyclictest41-21ksoftirqd/307:30:143
26946995522,6cyclictest41-21ksoftirqd/311:20:123
26946995520,4cyclictest41-21ksoftirqd/310:25:203
26946995519,9cyclictest41-21ksoftirqd/309:55:013
26943995524,4cyclictest9-21ksoftirqd/009:05:270
51452540,2sleep00-21swapper/011:50:150
26946995426,8cyclictest41-21ksoftirqd/311:30:013
26946995425,4cyclictest41-21ksoftirqd/312:35:183
26946995425,10cyclictest41-21ksoftirqd/311:10:003
26946995422,8cyclictest41-21ksoftirqd/307:20:003
26946995422,3cyclictest41-21ksoftirqd/309:15:153
26946995421,11cyclictest41-21ksoftirqd/309:25:223
26946995420,7cyclictest41-21ksoftirqd/312:10:173
26946995420,4cyclictest41-21ksoftirqd/311:50:163
26943995420,4cyclictest9-21ksoftirqd/012:15:130
26943995419,4cyclictest9-21ksoftirqd/010:10:010
26946995320,7cyclictest41-21ksoftirqd/309:10:003
26946995318,9cyclictest41-21ksoftirqd/308:55:213
26946995318,4cyclictest41-21ksoftirqd/310:10:173
26943995324,4cyclictest9-21ksoftirqd/010:20:140
26943995318,3cyclictest9-21ksoftirqd/010:50:140
26943995314,7cyclictest9-21ksoftirqd/012:00:220
289582520,2sleep228961-21unixbench_multi11:30:272
26946995219,3cyclictest41-21ksoftirqd/311:55:133
2694399525,4cyclictest9-21ksoftirqd/009:55:270
2694399525,4cyclictest9-21ksoftirqd/009:55:270
26943995226,6cyclictest9-21ksoftirqd/008:10:140
26943995225,7cyclictest9-21ksoftirqd/007:10:150
26943995221,9cyclictest9-21ksoftirqd/008:15:190
26943995214,6cyclictest9-21ksoftirqd/012:20:170
26943995213,5cyclictest9-21ksoftirqd/011:40:120
26943995212,7cyclictest9-21ksoftirqd/011:55:140
142952520,2sleep20-21swapper/207:50:002
26946995119,4cyclictest41-21ksoftirqd/309:35:023
26943995121,4cyclictest9-21ksoftirqd/008:55:000
26943995119,6cyclictest9-21ksoftirqd/011:30:260
26943995118,5cyclictest9-21ksoftirqd/008:45:120
26943995118,3cyclictest9-21ksoftirqd/010:25:260
26943995117,4cyclictest9-21ksoftirqd/011:00:200
26943995117,3cyclictest9-21ksoftirqd/010:30:240
26943995113,5cyclictest9-21ksoftirqd/010:40:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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