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2026-01-16 - 12:42
[ 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 Fri Jan 16, 2026 00:45:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
234212203171,21sleep20-21swapper/219:06:152
138591203169,23phc2sys0-21swapper/319:08:283
233622202167,23sleep10-21swapper/119:05:301
233482202168,22sleep00-21swapper/019:05:280
1075521520,6sleep12401099cyclictest23:00:251
3219521510,6sleep32401299cyclictest23:45:163
12472620,7sleep32401299cyclictest21:40:013
138491560,1ptp4l401ktimersoftd/323:01:013
113002560,4sleep111294-21latency_hist22:00:001
289542550,1sleep30-21swapper/322:35:003
24011995518,4cyclictest33-21ksoftirqd/200:20:002
292582540,1sleep20-21swapper/220:25:132
24011995421,6cyclictest33-21ksoftirqd/222:40:012
24011995411,6cyclictest33-21ksoftirqd/222:20:232
24011995319,8cyclictest33-21ksoftirqd/220:25:002
24011995218,9cyclictest33-21ksoftirqd/221:45:002
24011995218,9cyclictest33-21ksoftirqd/221:45:002
24011995218,6cyclictest33-21ksoftirqd/222:00:012
24011995216,4cyclictest33-21ksoftirqd/200:40:002
24010995245,4cyclictest11235-21sh19:50:011
283212510,2sleep00-21swapper/022:30:280
24011995123,4cyclictest33-21ksoftirqd/219:35:142
24011995120,4cyclictest33-21ksoftirqd/200:30:012
24011995115,7cyclictest33-21ksoftirqd/223:10:182
24011995115,7cyclictest33-21ksoftirqd/221:05:002
24011995021,4cyclictest33-21ksoftirqd/200:00:292
24011995017,6cyclictest33-21ksoftirqd/220:05:002
24011995015,7cyclictest33-21ksoftirqd/219:50:002
24011995015,5cyclictest33-21ksoftirqd/223:05:202
24011994919,5cyclictest33-21ksoftirqd/219:55:222
24011994918,4cyclictest33-21ksoftirqd/222:55:172
24011994915,6cyclictest33-21ksoftirqd/223:55:012
24011994915,6cyclictest33-21ksoftirqd/221:50:162
24011994915,5cyclictest33-21ksoftirqd/220:45:122
24011994817,6cyclictest33-21ksoftirqd/219:30:152
24011994814,6cyclictest33-21ksoftirqd/219:30:012
24011994813,7cyclictest33-21ksoftirqd/223:35:002
24011994812,4cyclictest33-21ksoftirqd/221:35:002
24012994742,3cyclictest1319-21snmpd23:19:463
24011994715,6cyclictest33-21ksoftirqd/220:10:192
24011994715,6cyclictest33-21ksoftirqd/220:10:192
24011994714,6cyclictest33-21ksoftirqd/222:45:222
24011994713,6cyclictest33-21ksoftirqd/221:10:002
24011994711,7cyclictest33-21ksoftirqd/221:15:132
2401199469,7cyclictest33-21ksoftirqd/219:20:132
24011994635,3cyclictest33-21ksoftirqd/220:20:002
24011994616,8cyclictest33-21ksoftirqd/223:45:122
24011994614,6cyclictest33-21ksoftirqd/222:55:012
24011994614,5cyclictest33-21ksoftirqd/220:50:262
24011994613,6cyclictest33-21ksoftirqd/220:45:002
24011994613,6cyclictest33-21ksoftirqd/219:40:122
24011994613,6cyclictest33-21ksoftirqd/219:40:122
24011994613,5cyclictest33-21ksoftirqd/223:00:192
24011994612,6cyclictest33-21ksoftirqd/223:20:132
286182450,6sleep22401199cyclictest22:32:582
24011994540,3cyclictest33-21ksoftirqd/223:40:002
24011994520,7cyclictest33-21ksoftirqd/221:10:222
24011994516,5cyclictest33-21ksoftirqd/222:25:182
24011994515,5cyclictest33-21ksoftirqd/221:25:232
24011994514,6cyclictest33-21ksoftirqd/221:35:262
24011994512,6cyclictest33-21ksoftirqd/223:40:242
24011994511,6cyclictest33-21ksoftirqd/221:45:112
24011994510,6cyclictest33-21ksoftirqd/222:40:122
138491450,1ptp4l12085-21hddtemp_smartct22:00:153
24011994416,4cyclictest33-21ksoftirqd/222:10:152
24011994416,4cyclictest33-21ksoftirqd/222:10:152
24011994415,3cyclictest33-21ksoftirqd/220:05:182
24011994414,5cyclictest33-21ksoftirqd/220:55:152
24011994414,5cyclictest33-21ksoftirqd/220:35:232
24011994413,6cyclictest33-21ksoftirqd/220:30:152
24011994412,5cyclictest33-21ksoftirqd/222:05:002
24011994411,5cyclictest33-21ksoftirqd/200:10:112
24011994411,5cyclictest33-21ksoftirqd/200:10:112
24011994410,5cyclictest33-21ksoftirqd/223:25:132
2401199438,5cyclictest33-21ksoftirqd/222:05:182
24011994314,5cyclictest33-21ksoftirqd/200:35:002
24011994313,8cyclictest33-21ksoftirqd/200:20:132
24011994311,5cyclictest33-21ksoftirqd/219:15:202
2401199430,6cyclictest121rcu_preempt00:10:002
138491430,0ptp4l401ktimersoftd/319:12:463
24011994212,5cyclictest33-21ksoftirqd/222:15:122
138491420,0ptp4l401ktimersoftd/322:57:433
138491420,0ptp4l401ktimersoftd/321:06:483
138491420,0ptp4l401ktimersoftd/320:21:473
24011994113,8cyclictest33-21ksoftirqd/219:50:122
24011994112,3cyclictest33-21ksoftirqd/219:15:002
2401099415,17cyclictest30226-21kworker/1:122:10:451
2401099415,17cyclictest30226-21kworker/1:122:10:441
138491410,1ptp4l401ktimersoftd/322:10:203
138491410,1ptp4l401ktimersoftd/322:10:203
24011994010,4cyclictest33-21ksoftirqd/221:20:152
24010994026,11cyclictest25-21ksoftirqd/123:58:591
138491400,0ptp4l401ktimersoftd/300:20:363
24011993910,4cyclictest33-21ksoftirqd/223:20:002
24009993933,3cyclictest9-21ksoftirqd/023:05:000
24009993926,4cyclictest9-21ksoftirqd/023:34:170
24011993811,6cyclictest33-21ksoftirqd/223:55:272
50798370,2rtkit-daemon0-21swapper/119:58:251
24012993731,4cyclictest41-21ksoftirqd/322:40:003
24010993723,12cyclictest25-21ksoftirqd/100:35:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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