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2026-01-31 - 19:44
[ 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 Sat Jan 31, 2026 12:45:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2063921370,6sleep1626199cyclictest09:55:241
2514621330,5sleep2626299cyclictest07:50:012
134491650,6ptp4l0-21swapper/107:15:281
134491650,6ptp4l0-21swapper/107:15:281
42352620,4sleep04240-21needreboot10:30:220
134491620,5ptp4l0-21swapper/012:20:170
134491620,21ptp4l18285-21meminfo12:10:200
91532610,4sleep3626399cyclictest08:25:003
146562610,4sleep233-21ksoftirqd/209:45:142
134491600,4ptp4l0-21swapper/308:45:013
134491600,4ptp4l0-21swapper/207:07:052
134491590,4ptp4l0-21swapper/109:15:381
134491580,4ptp4l0-21swapper/011:30:170
134491580,3ptp4l9841-21iostat_ios08:25:170
134491580,22ptp4l9-21ksoftirqd/011:15:270
134491570,4ptp4l0-21swapper/307:33:423
134491560,4ptp4l0-21swapper/110:40:181
134491550,3ptp4l0-21swapper/110:00:091
6263995411,4cyclictest41-21ksoftirqd/308:00:003
134491540,4ptp4l0-21swapper/309:43:303
134491520,4ptp4l0-21swapper/110:35:151
134491520,4ptp4l0-21swapper/109:05:071
134491520,4ptp4l0-21swapper/108:49:051
134491520,4ptp4l0-21swapper/012:04:570
134491520,13ptp4l0-21swapper/307:10:193
626399512,3cyclictest0-21swapper/307:51:173
134491510,4ptp4l9-21ksoftirqd/007:29:080
626399503,2cyclictest121rcu_preempt08:38:593
134491500,4ptp4l0-21swapper/111:33:121
134491500,4ptp4l0-21swapper/009:57:270
134491500,4ptp4l0-21swapper/009:29:190
134491500,3ptp4l0-21swapper/011:55:280
134491500,3ptp4l0-21swapper/009:20:070
134491500,12ptp4l0-21swapper/111:12:331
134691490,36getstats0-21swapper/307:06:573
134491490,4ptp4l0-21swapper/310:05:203
134491490,4ptp4l0-21swapper/309:07:273
134491490,4ptp4l0-21swapper/011:54:150
134491490,3ptp4l0-21swapper/112:35:531
134491490,3ptp4l0-21swapper/109:37:201
134491490,11ptp4l0-21swapper/010:20:150
134491480,4ptp4l0-21swapper/108:57:131
134491480,3ptp4l0-21swapper/012:29:100
134491480,3ptp4l0-21swapper/008:53:010
134491480,10ptp4l0-21swapper/209:25:172
626399473,2cyclictest121rcu_preempt12:13:053
6263994717,7cyclictest41-21ksoftirqd/308:50:013
6263994716,7cyclictest41-21ksoftirqd/311:01:323
134491470,5ptp4l0-21swapper/107:05:241
134491470,4ptp4l626199cyclictest11:50:361
134491470,4ptp4l0-21swapper/308:10:443
134491470,4ptp4l0-21swapper/112:11:361
134491470,3ptp4l0-21swapper/008:34:490
134491470,16ptp4l9-21ksoftirqd/010:00:480
626399463,3cyclictest121rcu_preempt10:47:003
6263994615,7cyclictest41-21ksoftirqd/312:38:503
6263994614,4cyclictest41-21ksoftirqd/311:41:163
6263994614,4cyclictest41-21ksoftirqd/311:41:163
626399461,3cyclictest0-21swapper/311:59:293
626299461,43cyclictest0-21swapper/208:14:382
134491460,7ptp4l4342-21idleruntime07:05:230
134491460,7ptp4l0-21swapper/011:25:590
134491460,4ptp4l0-21swapper/112:25:091
134491460,3ptp4l0-21swapper/112:30:271
134491460,3ptp4l0-21swapper/112:30:271
134491460,3ptp4l0-21swapper/010:40:020
626399453,2cyclictest121rcu_preempt11:08:583
6263994514,4cyclictest41-21ksoftirqd/311:15:233
6263994513,5cyclictest41-21ksoftirqd/309:45:173
626399450,3cyclictest121rcu_preempt09:36:593
134491450,3ptp4l0-21swapper/109:45:171
134491450,3ptp4l0-21swapper/108:35:481
134491450,10ptp4l33-21ksoftirqd/210:05:222
6263994439,3cyclictest41-21ksoftirqd/309:00:013
6263994413,8cyclictest41-21ksoftirqd/309:30:233
134491440,9ptp4l0-21swapper/008:10:410
134491440,5ptp4l9-21ksoftirqd/008:35:190
134491440,4ptp4l0-21swapper/011:01:300
134491440,3ptp4l0-21swapper/109:26:341
134491430,9ptp4l0-21swapper/007:53:070
134491430,5ptp4l12086-21meminfo07:20:211
134491430,4ptp4l15738-21apt-get07:30:120
134491430,4ptp4l0-21swapper/309:26:093
134491430,4ptp4l0-21swapper/007:14:210
134491430,10ptp4l0-21swapper/008:15:160
626399429,4cyclictest41-21ksoftirqd/307:40:283
626399428,3cyclictest41-21ksoftirqd/311:23:563
6263994236,3cyclictest41-21ksoftirqd/307:22:583
6263994235,4cyclictest41-21ksoftirqd/308:08:383
626399421,9cyclictest41-21ksoftirqd/312:22:393
626399421,2cyclictest121rcu_preempt08:19:073
626399421,2cyclictest0-21swapper/308:33:353
626299423,37cyclictest0-21swapper/211:39:192
626299422,26cyclictest11649-21kworker/2:111:21:472
134491420,9ptp4l0-21swapper/007:35:390
134491420,5ptp4l7175-21df08:20:122
134491420,5ptp4l0-21swapper/311:45:143
134491420,4ptp4l28622-21hddtemp_smartct09:05:162
134491420,4ptp4l24017-21apt-get10:05:140
134491420,4ptp4l16458-21ls12:05:250
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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