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2026-01-30 - 09:29
[ 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 Fri Jan 30, 2026 00:45:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2035721450,7sleep0330499cyclictest19:45:180
3306997324,5cyclictest33-21ksoftirqd/200:25:262
228712690,4sleep00-21swapper/023:20:000
134491680,20ptp4l11956-21/usr/sbin/munin19:25:261
3306996632,3cyclictest33-21ksoftirqd/220:46:402
134491640,4ptp4l0-21swapper/119:40:181
3306996327,5cyclictest33-21ksoftirqd/219:49:352
3306996230,6cyclictest33-21ksoftirqd/223:32:182
3306996230,4cyclictest33-21ksoftirqd/221:55:132
3306996130,4cyclictest33-21ksoftirqd/222:29:032
3306996127,7cyclictest33-21ksoftirqd/200:21:312
134491610,3ptp4l19008-21mailstats22:00:251
3307995928,4cyclictest41-21ksoftirqd/319:20:203
3306995924,5cyclictest33-21ksoftirqd/221:27:202
134491590,4ptp4l0-21swapper/022:25:020
134491590,3ptp4l0-21swapper/320:22:313
134491590,3ptp4l0-21swapper/121:10:001
3306995828,5cyclictest33-21ksoftirqd/221:38:152
3306995825,4cyclictest33-21ksoftirqd/223:10:142
134491580,5ptp4l0-21swapper/022:12:300
134491580,4ptp4l0-21swapper/121:35:241
134491580,4ptp4l0-21swapper/120:45:431
134491580,4ptp4l0-21swapper/119:07:111
134491580,3ptp4l0-21swapper/220:08:462
134491580,15ptp4l0-21swapper/023:05:130
3307995726,5cyclictest41-21ksoftirqd/300:30:253
3307995726,5cyclictest41-21ksoftirqd/300:30:253
3307995725,4cyclictest41-21ksoftirqd/321:09:593
3306995728,3cyclictest33-21ksoftirqd/223:23:572
3306995726,3cyclictest33-21ksoftirqd/221:49:232
134491570,4ptp4l0-21swapper/323:27:593
134491570,4ptp4l0-21swapper/323:27:593
134491570,4ptp4l0-21swapper/123:40:221
134491570,3ptp4l0-21swapper/021:25:210
134491570,3ptp4l0-21swapper/000:20:250
3307995626,3cyclictest41-21ksoftirqd/321:25:183
312882560,1sleep131291-21tr20:10:151
134491560,1ptp4l241ktimersoftd/122:50:151
134491560,19ptp4l9-21ksoftirqd/020:05:170
3307995524,4cyclictest41-21ksoftirqd/320:05:233
3307995522,4cyclictest41-21ksoftirqd/319:55:013
3306995527,9cyclictest33-21ksoftirqd/223:17:392
3306995525,8cyclictest33-21ksoftirqd/222:35:012
3306995516,4cyclictest33-21ksoftirqd/220:04:362
134491550,5ptp4l0-21swapper/121:30:281
134491550,4ptp4l0-21swapper/123:25:231
134491550,4ptp4l0-21swapper/123:25:231
134491550,3ptp4l0-21swapper/120:15:291
3307995422,4cyclictest41-21ksoftirqd/300:10:153
3307995419,8cyclictest41-21ksoftirqd/320:56:033
3306995417,4cyclictest33-21ksoftirqd/219:25:142
134491540,5ptp4l0-21swapper/019:08:010
3307995325,3cyclictest41-21ksoftirqd/319:40:173
3307995320,3cyclictest41-21ksoftirqd/322:50:223
3307995318,7cyclictest41-21ksoftirqd/319:49:123
134491530,4ptp4l0-21swapper/123:19:421
134491530,4ptp4l0-21swapper/100:21:371
3307995228,4cyclictest41-21ksoftirqd/321:15:153
330799521,7cyclictest121rcu_preempt23:50:013
3306995211,7cyclictest33-21ksoftirqd/219:42:182
216172520,3sleep021614-21cut00:25:160
134491520,4ptp4l0-21swapper/122:10:181
134491520,4ptp4l0-21swapper/119:49:171
134491520,4ptp4l0-21swapper/100:15:011
134491520,4ptp4l0-21swapper/100:03:331
3307995121,5cyclictest41-21ksoftirqd/323:11:123
3307995118,4cyclictest41-21ksoftirqd/300:15:153
3307995115,7cyclictest41-21ksoftirqd/322:50:003
3306995116,9cyclictest33-21ksoftirqd/221:05:012
134491510,5ptp4l9-21ksoftirqd/019:50:260
134491510,4ptp4l0-21swapper/121:15:181
134491510,3ptp4l0-21swapper/119:30:241
330799501,6cyclictest121rcu_preempt00:35:213
3307995015,4cyclictest41-21ksoftirqd/322:45:003
3307995015,4cyclictest41-21ksoftirqd/300:24:593
134491500,4ptp4l0-21swapper/319:28:003
3307994916,6cyclictest41-21ksoftirqd/320:04:333
134491490,4ptp4l0-21swapper/221:07:252
134491490,3ptp4l0-21swapper/222:51:302
134491490,3ptp4l0-21swapper/100:05:211
134491490,3ptp4l0-21swapper/020:45:060
3307994816,4cyclictest41-21ksoftirqd/322:30:233
330799480,8cyclictest121rcu_preempt20:30:193
330699485,2cyclictest33-21ksoftirqd/200:10:192
3306994835,3cyclictest33-21ksoftirqd/221:40:282
3306994834,4cyclictest33-21ksoftirqd/222:17:352
3306994833,5cyclictest33-21ksoftirqd/220:31:542
3306994829,4cyclictest33-21ksoftirqd/222:05:122
134491480,4ptp4l0-21swapper/321:52:043
134491480,4ptp4l0-21swapper/122:58:351
134491480,4ptp4l0-21swapper/122:40:161
134491480,3ptp4l0-21swapper/119:12:421
3307994718,3cyclictest41-21ksoftirqd/320:40:193
330699479,7cyclictest33-21ksoftirqd/222:42:312
3306994732,6cyclictest33-21ksoftirqd/223:39:162
3306994716,3cyclictest121rcu_preempt00:35:162
3306994710,7cyclictest33-21ksoftirqd/221:51:322
134491470,4ptp4l0-21swapper/121:43:271
134491470,4ptp4l0-21swapper/121:06:091
330799466,3cyclictest41-21ksoftirqd/322:35:133
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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