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2026-02-19 - 00:12
[ 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 Wed Feb 18, 2026 12:45:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1628421530,6sleep02612499cyclictest11:25:180
555721450,4sleep12612599cyclictest07:35:121
267232780,5sleep00-21swapper/008:20:150
124272780,4sleep20-21swapper/211:15:252
254802700,1sleep125479-21memory09:25:201
134491680,9ptp4l0-21swapper/007:45:170
265272640,5sleep30-21swapper/307:10:153
26127996330,8cyclictest41-21ksoftirqd/310:31:253
26127996121,6cyclictest41-21ksoftirqd/309:15:553
26127996121,6cyclictest41-21ksoftirqd/309:15:543
134491590,4ptp4l5348-21apt-get07:35:102
134491590,3ptp4l0-21swapper/309:47:463
134491580,3ptp4l0-21swapper/111:30:261
134491580,3ptp4l0-21swapper/009:30:200
2612799578,5cyclictest121rcu_preempt09:55:013
26127995720,8cyclictest41-21ksoftirqd/312:09:243
134491570,3ptp4l0-21swapper/109:39:381
134491550,2ptp4l15497-21taskset10:15:041
134491550,2ptp4l15497-21taskset10:15:041
134491550,10ptp4l24316-21if_err_enp1s007:05:171
26127995421,4cyclictest41-21ksoftirqd/311:39:083
26127995419,4cyclictest41-21ksoftirqd/311:23:433
26127995319,4cyclictest41-21ksoftirqd/309:43:553
26127995319,4cyclictest41-21ksoftirqd/307:46:283
26127995316,8cyclictest41-21ksoftirqd/312:10:223
134491530,9ptp4l0-21swapper/109:10:431
134491530,13ptp4l0-21swapper/210:35:492
26127995217,4cyclictest41-21ksoftirqd/308:57:053
134491520,4ptp4l0-21swapper/211:28:392
134491520,4ptp4l0-21swapper/110:33:151
134491520,3ptp4l0-21swapper/310:53:293
134491520,12ptp4l0-21swapper/209:30:142
134491510,9ptp4l24900-21ntp_states07:05:220
134491510,9ptp4l0-21swapper/010:20:230
134491510,4ptp4l0-21swapper/208:27:482
134491510,4ptp4l0-21swapper/110:25:281
134491510,4ptp4l0-21swapper/107:42:241
134491510,4ptp4l0-21swapper/012:21:040
134491510,4ptp4l0-21swapper/010:10:190
134491510,3ptp4l0-21swapper/211:40:202
134491510,3ptp4l0-21swapper/010:08:560
2612799503,3cyclictest0-21swapper/311:14:163
26127995018,3cyclictest41-21ksoftirqd/310:04:093
26127995016,7cyclictest41-21ksoftirqd/309:25:013
26127995015,8cyclictest41-21ksoftirqd/310:37:533
134491500,9ptp4l321ktimersoftd/210:05:172
134491500,4ptp4l0-21swapper/310:45:223
134491500,4ptp4l0-21swapper/310:45:213
134491500,4ptp4l0-21swapper/308:33:593
134491500,3ptp4l0-21swapper/009:09:330
134491500,13ptp4l0-21swapper/310:25:223
134491500,12ptp4l0-21swapper/109:02:331
2612799493,3cyclictest0-21swapper/311:30:533
26127994917,4cyclictest41-21ksoftirqd/307:54:133
2612799491,3cyclictest121rcu_preempt07:45:003
134491490,4ptp4l0-21swapper/312:01:593
134491490,4ptp4l0-21swapper/308:26:253
134491490,4ptp4l0-21swapper/211:54:362
134491490,4ptp4l0-21swapper/012:35:230
2612799482,3cyclictest0-21swapper/308:48:103
2612799482,3cyclictest0-21swapper/308:48:103
26127994818,3cyclictest41-21ksoftirqd/310:16:203
26127994818,3cyclictest41-21ksoftirqd/310:16:203
26127994816,6cyclictest41-21ksoftirqd/310:05:513
164932480,2sleep316496-21sed09:05:243
134491480,4ptp4l0-21swapper/311:59:403
134491480,4ptp4l0-21swapper/308:44:113
134491480,4ptp4l0-21swapper/211:00:192
134491480,4ptp4l0-21swapper/209:14:252
134491480,4ptp4l0-21swapper/012:08:270
134491480,4ptp4l0-21swapper/012:00:510
134491480,3ptp4l0-21swapper/211:11:072
2612799473,3cyclictest0-21swapper/308:13:243
26127994717,7cyclictest41-21ksoftirqd/307:32:293
26127994716,7cyclictest41-21ksoftirqd/311:50:213
26127994715,8cyclictest41-21ksoftirqd/309:30:013
2612799471,3cyclictest0-21swapper/309:37:023
26127994713,8cyclictest41-21ksoftirqd/309:10:293
2612799470,3cyclictest121rcu_preempt08:23:593
134491470,4ptp4l0-21swapper/112:24:581
134491470,4ptp4l0-21swapper/110:48:281
134491470,4ptp4l0-21swapper/110:48:281
134491470,4ptp4l0-21swapper/009:57:590
26127994635,9cyclictest41-21ksoftirqd/311:40:183
26127994618,3cyclictest41-21ksoftirqd/309:57:493
2612799461,3cyclictest121rcu_preempt12:15:583
26127994613,8cyclictest41-21ksoftirqd/312:25:153
134491460,3ptp4l0-21swapper/312:22:183
134491460,11ptp4l0-21swapper/112:01:001
134491460,10ptp4l0-21swapper/008:02:010
26127994533,10cyclictest41-21ksoftirqd/310:40:273
26127994518,5cyclictest41-21ksoftirqd/312:35:363
26127994516,7cyclictest41-21ksoftirqd/311:18:433
2612799451,3cyclictest0-21swapper/311:00:333
26127994511,5cyclictest41-21ksoftirqd/310:15:013
2612799450,3cyclictest121rcu_preempt11:45:593
26125994532,3cyclictest25-21ksoftirqd/108:25:281
134491450,4ptp4l0-21swapper/311:08:233
134491450,3ptp4l0-21swapper/212:05:542
134491450,3ptp4l0-21swapper/209:49:372
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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