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2026-01-24 - 21:19
[ 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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackcslot8.osadl.org (updated Sat Jan 24, 2026 12:48:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2323999353154,2cyclictest151rcu_preempt11:34:144
2323999353154,2cyclictest151rcu_preempt11:34:144
3273913070,299ptp4l0-21swapper/107:08:401
330891200191,6phc2sys0-21swapper/207:05:1812
2320999196196,0cyclictest151rcu_preempt10:06:1530
201902180172,6sleep80-21swapper/807:05:1930
232099917228,109cyclictest0-21swapper/812:30:0030
232559917028,97cyclictest0-21swapper/1511:58:347
218982159150,6sleep270-21swapper/2707:09:2320
232099915562,92cyclictest64-21ksoftirqd/811:11:4130
232099915562,92cyclictest64-21ksoftirqd/811:11:4130
232099915232,106cyclictest0-21swapper/808:05:1530
232099915027,84cyclictest0-21swapper/810:40:1230
232099915027,84cyclictest0-21swapper/810:40:1230
232099914928,78cyclictest0-21swapper/812:04:0430
231839914926,105cyclictest0-21swapper/310:18:3723
2326099148145,2cyclictest151rcu_preempt11:44:288
2326099148145,2cyclictest151rcu_preempt11:44:288
23226991484,68cyclictest0-21swapper/1011:46:432
232559914541,67cyclictest0-21swapper/1509:50:177
232099914143,60cyclictest0-21swapper/810:17:2930
232099914131,67cyclictest0-21swapper/808:30:2230
23209991410,79cyclictest0-21swapper/810:01:4030
231839914149,57cyclictest0-21swapper/310:13:3623
23209991401,85cyclictest0-21swapper/808:35:1430
232559913947,60cyclictest0-21swapper/1512:18:527
232099913928,65cyclictest0-21swapper/811:30:0930
232099913928,65cyclictest0-21swapper/811:30:0930
232099913920,102cyclictest0-21swapper/807:20:2030
23209991390,84cyclictest0-21swapper/808:15:2230
232559913829,68cyclictest0-21swapper/1510:43:447
232559913829,68cyclictest0-21swapper/1510:43:437
23239991380,88cyclictest0-21swapper/1210:40:204
23239991380,88cyclictest0-21swapper/1210:40:204
232099913827,65cyclictest0-21swapper/811:59:3230
23191991384,89cyclictest0-21swapper/510:05:3727
23191991384,87cyclictest0-21swapper/511:29:3127
23191991384,87cyclictest0-21swapper/511:29:3127
23191991384,86cyclictest0-21swapper/509:29:1627
231839913830,106cyclictest0-21swapper/311:10:1523
231839913830,106cyclictest0-21swapper/311:10:1523
233089913711,73cyclictest0-21swapper/2711:28:1720
233089913711,73cyclictest0-21swapper/2711:28:1720
232099913729,64cyclictest0-21swapper/811:51:3730
23209991371,82cyclictest0-21swapper/809:41:2430
23191991374,119cyclictest0-21swapper/510:56:2327
23191991374,119cyclictest0-21swapper/510:56:2327
231839913735,64cyclictest0-21swapper/312:03:5523
232559913627,61cyclictest0-21swapper/1510:55:297
232559913627,61cyclictest0-21swapper/1510:55:297
232099913640,64cyclictest0-21swapper/807:56:3730
232099913629,67cyclictest0-21swapper/812:15:2130
231839913631,64cyclictest0-21swapper/309:35:3923
232559913525,66cyclictest0-21swapper/1509:34:157
232099913548,51cyclictest0-21swapper/811:05:1930
232099913548,51cyclictest0-21swapper/811:05:1930
232099913528,60cyclictest0-21swapper/811:20:1830
232099913528,60cyclictest0-21swapper/811:20:1730
231839913530,66cyclictest0-21swapper/307:17:4723
233089913426,67cyclictest0-21swapper/2711:20:1620
233089913426,67cyclictest0-21swapper/2711:20:1620
232559913432,69cyclictest0-21swapper/1508:44:017
232559913429,70cyclictest0-21swapper/1508:03:567
232559913429,63cyclictest0-21swapper/1512:39:107
232099913432,65cyclictest0-21swapper/809:49:5930
232099913429,62cyclictest0-21swapper/811:38:2730
232099913429,62cyclictest0-21swapper/811:38:2730
232099913428,63cyclictest0-21swapper/809:37:5430
231839913430,61cyclictest0-21swapper/310:25:1923
231839913430,61cyclictest0-21swapper/310:25:1923
231839913428,61cyclictest0-21swapper/310:52:3723
231839913428,61cyclictest0-21swapper/310:52:3723
232559913347,63cyclictest0-21swapper/1512:10:197
232559913326,68cyclictest0-21swapper/1509:47:347
232099913330,66cyclictest0-21swapper/809:00:1530
232099913326,67cyclictest0-21swapper/812:10:0130
23191991334,95cyclictest0-21swapper/511:47:2127
231869913334,62cyclictest0-21swapper/411:02:3526
231869913334,62cyclictest0-21swapper/411:02:3526
233089913242,59cyclictest0-21swapper/2710:23:5120
232559913249,54cyclictest0-21swapper/1511:42:317
232559913249,54cyclictest0-21swapper/1511:42:317
232559913227,71cyclictest0-21swapper/1508:55:137
232559913227,68cyclictest0-21swapper/1507:10:167
232559913226,63cyclictest0-21swapper/1509:35:197
232559913225,66cyclictest0-21swapper/1507:40:097
232099913228,63cyclictest0-21swapper/808:45:1830
232099913227,63cyclictest0-21swapper/810:56:4330
232099913227,63cyclictest0-21swapper/810:56:4330
232099913227,62cyclictest0-21swapper/807:35:1830
232099913223,64cyclictest0-21swapper/810:50:2130
232099913223,64cyclictest0-21swapper/810:50:2130
231839913229,61cyclictest0-21swapper/309:50:0523
231839913228,66cyclictest0-21swapper/307:54:5223
232559913146,64cyclictest0-21swapper/1510:33:027
232559913146,64cyclictest0-21swapper/1510:33:027
232559913132,78cyclictest0-21swapper/1510:25:327
232559913132,78cyclictest0-21swapper/1510:25:327
232559913129,66cyclictest0-21swapper/1507:45:147
232559913121,64cyclictest0-21swapper/1510:51:447
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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