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2026-02-16 - 09:26
[ 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 highest latencies:
System rackdslot1.osadl.org (updated Mon Feb 16, 2026 00:45:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1802521420,6sleep32803099cyclictest21:05:263
134491820,2ptp4l19746-21kworker/2:223:30:462
134491720,2ptp4l121rcu_preempt23:15:202
2802899719,60cyclictest12006-21kworker/1:221:58:091
2802899717,62cyclictest10481-21kworker/1:100:00:481
28028996717,48cyclictest12006-21kworker/1:220:15:291
28028996714,16cyclictest13875-21taskset20:56:011
2802799677,17cyclictest26627-21perl22:35:170
28028996613,48cyclictest174322sleep123:25:121
28028996512,12cyclictest13709-21taskset19:46:361
28028996414,15cyclictest18472-21chrt19:58:441
28028996412,10cyclictest7033-21chrt21:51:491
28028996411,11cyclictest21126-21taskset22:24:541
28028996410,52cyclictest30468-21kworker/1:222:50:291
28028996313,10cyclictest32626-21chrt22:46:411
134491630,29ptp4l33-21ksoftirqd/221:35:002
28028996213,15cyclictest2458-21chrt20:33:141
28028996212,12cyclictest12484-21chrt23:14:091
28028996112,13cyclictest23811-21taskset23:36:311
2802799603,17cyclictest19000-21sed22:20:000
134491600,4ptp4l0-21swapper/223:00:042
28028995915,11cyclictest25687-21seq21:24:201
28028995914,17cyclictest15963-21chrt19:51:021
28028995914,12cyclictest4341-21taskset19:25:371
28028995914,11cyclictest8012-21chrt00:13:431
28028995912,12cyclictest32328-21seq20:25:591
28028995912,12cyclictest23293-21chrt22:25:311
28028995912,11cyclictest32443-21chrt21:37:211
28028995912,11cyclictest1317-21runrttasks00:36:201
134491590,5ptp4l22719-21ls20:05:273
134491590,4ptp4l0-21swapper/323:46:293
134491590,3ptp4l0-21swapper/322:15:183
134491590,23ptp4l0-21swapper/223:57:472
28028995815,10cyclictest4901-21seq21:49:441
28028995815,10cyclictest11316-21taskset19:40:331
28028995815,10cyclictest11316-21taskset19:40:331
28028995814,11cyclictest22858-21seq20:05:451
28028995814,10cyclictest30250-21chrt20:23:521
28028995813,16cyclictest9231-21chrt20:45:381
28028995813,11cyclictest30853-21chrt23:52:561
28028995813,10cyclictest4779-21chrt20:38:281
28028995812,12cyclictest9022-21seq19:35:491
2802799588,11cyclictest1317-21runrttasks22:31:200
2802799582,11cyclictest1-21systemd21:10:260
2802799580,19cyclictest0-21swapper/000:00:170
134491580,4ptp4l0-21swapper/323:50:133
134491580,4ptp4l0-21swapper/321:20:033
134491580,3ptp4l0-21swapper/223:53:592
28028995715,17cyclictest13888-21seq22:06:001
28028995714,12cyclictest14712-21taskset00:25:461
28028995713,11cyclictest23381-21chrt21:19:361
28028995713,11cyclictest11868-21taskset22:04:331
28028995711,11cyclictest14460-21apt-get22:10:111
134491570,3ptp4l0-21swapper/223:10:162
134491570,3ptp4l0-21swapper/222:35:292
28028995615,11cyclictest28110-21taskset22:38:051
28028995615,10cyclictest20540-21chrt20:00:331
28028995614,16cyclictest11838-21chrt20:54:291
28028995614,11cyclictest7193-21chrt20:43:581
28028995614,11cyclictest18757-21chrt22:19:171
2802799569,16cyclictest2263-21taskset20:31:190
2802799568,10cyclictest1317-21runrttasks19:44:270
2802799568,10cyclictest1317-21runrttasks19:44:270
2802799567,6cyclictest0-21swapper/022:10:190
2802799567,11cyclictest1317-21runrttasks20:21:220
134491560,4ptp4l0-21swapper/322:50:243
28028995514,10cyclictest20844-21taskset21:11:351
28028995513,11cyclictest28560-21chrt23:48:031
2802799558,11cyclictest1317-21runrttasks23:01:120
2802799558,11cyclictest1317-21runrttasks21:03:140
2802799557,11cyclictest1317-21runrttasks23:36:270
134491550,4ptp4l0-21swapper/322:31:123
134491550,3ptp4l0-21swapper/223:22:172
134491550,3ptp4l0-21swapper/119:31:091
28028995415,16cyclictest21708-21seq23:34:061
28028995414,11cyclictest16965-21chrt23:22:161
28028995414,10cyclictest18477-21seq21:05:511
28028995410,11cyclictest30296-21taskset21:34:201
2802799547,11cyclictest1317-21runrttasks23:54:200
2802799547,11cyclictest1317-21runrttasks23:48:410
2802799547,11cyclictest1317-21runrttasks20:46:210
2802799547,10cyclictest1317-21runrttasks23:09:030
134491540,4ptp4l0-21swapper/220:55:572
28028995313,15cyclictest23881-21taskset22:30:081
28028995312,10cyclictest32101-21chrt19:16:041
28028995311,10cyclictest0-21swapper/121:26:571
2802799538,11cyclictest1317-21runrttasks23:17:570
2802799538,11cyclictest1317-21runrttasks22:21:530
2802799538,11cyclictest1317-21runrttasks21:51:320
2802799538,11cyclictest1317-21runrttasks20:12:230
2802799537,11cyclictest1317-21runrttasks22:49:490
2802799536,15cyclictest13269-21python19:45:250
134491530,4ptp4l0-21swapper/223:36:192
28028995214,22cyclictest3528-21chrt00:05:081
28028995212,11cyclictest2468-21taskset21:43:031
28028995210,11cyclictest25455-21seq20:14:281
2802799527,10cyclictest1317-21runrttasks23:33:380
2802799524,9cyclictest0-21swapper/020:42:490
134491520,4ptp4l0-21swapper/200:04:162
134491520,3ptp4l10675-21/usr/sbin/munin00:20:252
134491520,2ptp4l0-21swapper/219:40:552
134491520,2ptp4l0-21swapper/219:40:552
28028995113,35cyclictest12036-21smart_sda00:20:241
28028995113,10cyclictest7487-21chrt23:01:501
2802799519,10cyclictest1317-21runrttasks19:33:120
2802799518,9cyclictest212-21systemd-journal19:29:130
2802799516,11cyclictest0-21swapper/000:09:130
134491510,4ptp4l0-21swapper/300:24:363
134491510,4ptp4l0-21swapper/221:26:362
134491510,4ptp4l0-21swapper/200:37:322
134491510,3ptp4l0-21swapper/222:09:002
28028995013,10cyclictest2008-21chrt19:20:451
2802799508,11cyclictest1317-21runrttasks23:41:400
2802799507,11cyclictest1317-21runrttasks19:12:030
2802799504,11cyclictest0-21swapper/023:29:220
134491500,9ptp4l26540-21irqstats19:05:240
134491500,4ptp4l0-21swapper/322:43:143
2802799499,11cyclictest1317-21runrttasks20:55:480
2802799498,17cyclictest1317-21runrttasks21:39:250
2802799494,9cyclictest0-21swapper/021:25:290
28027994910,14cyclictest4827-21taskset22:56:010
134491490,9ptp4l26119-21perl19:05:201
134491490,7ptp4l0-21swapper/221:55:212
134491490,3ptp4l0-21swapper/219:55:192
28028994810,11cyclictest704-21taskset23:57:541
2802799488,6cyclictest0-21swapper/020:15:100
2802799487,13cyclictest17715-21memory21:05:220
2802799486,6cyclictest0-21swapper/021:40:120
134491480,8ptp4l3142-21sed20:35:142
134491480,4ptp4l0-21swapper/221:10:452
134491480,3ptp4l15714-21ps23:20:193
134491480,3ptp4l0-21swapper/223:09:422
2802899478,36cyclictest0-21swapper/100:30:261
2802799478,6cyclictest0-21swapper/020:50:170
2802799478,10cyclictest1317-21runrttasks19:22:060
2802799477,7cyclictest0-21swapper/020:00:240
2802799477,15cyclictest1317-21runrttasks19:52:500
2802799476,9cyclictest0-21swapper/020:29:490
134491470,11ptp4l0-21swapper/320:45:113
28030994641,3cyclictest41-21ksoftirqd/321:40:003
2802999462,43cyclictest0-21swapper/220:40:392
2802999462,43cyclictest0-21swapper/220:34:392
2802899468,35cyclictest12789-21/usr/sbin/munin23:15:151
134491460,6ptp4l0-21swapper/321:55:133
134491460,5ptp4l0-21swapper/300:05:113
134491460,5ptp4l0-21swapper/219:07:182
134491460,4ptp4l0-21swapper/222:17:572
134491460,3ptp4l0-21swapper/319:31:143
134491460,3ptp4l0-21swapper/222:26:142
134491460,3ptp4l0-21swapper/221:47:182
28030994539,3cyclictest41-21ksoftirqd/320:39:593
2802799456,11cyclictest0-21swapper/000:21:380
2802799455,10cyclictest0-21swapper/022:00:070
134491450,5ptp4l0-21swapper/319:06:483
134491450,4ptp4l0-21swapper/219:19:102
134491450,3ptp4l0-21swapper/319:27:373
134491450,3ptp4l0-21swapper/121:02:251
28030994440,2cyclictest41-21ksoftirqd/320:20:003
28030994438,3cyclictest41-21ksoftirqd/319:59:593
2802999442,41cyclictest0-21swapper/200:15:582
2802799449,11cyclictest1317-21runrttasks21:15:460
2802799449,10cyclictest1301-21snmpd00:18:170
2802799446,7cyclictest8634-21ntpq21:55:240
2802799446,10cyclictest1317-21runrttasks19:18:210
2802799444,10cyclictest0-21swapper/019:59:320
134491440,4ptp4l0-21swapper/319:49:373
134491440,3ptp4l0-21swapper/223:45:142
134491440,3ptp4l0-21swapper/222:40:212
134491440,11ptp4l27684-21timerandwakeup22:35:283
46198430,2rtkit-daemon134491ptp4l00:33:433
28028994316,18cyclictest10211-21seq00:17:271
28028994310,30cyclictest0-21swapper/123:40:161
2802799434,9cyclictest0-21swapper/020:35:030
2802799433,9cyclictest0-21swapper/019:38:170
2802799433,16cyclictest0-21swapper/023:55:280
134491430,4ptp4l0-21swapper/320:26:343
134491430,4ptp4l0-21swapper/221:21:282
134491430,4ptp4l0-21swapper/219:45:112
134491430,3ptp4l0-21swapper/220:53:152
134491430,3ptp4l0-21swapper/220:12:192
134491430,10ptp4l0-21swapper/321:00:263
28030994237,3cyclictest41-21ksoftirqd/319:40:003
134491420,9ptp4l0-21swapper/200:12:412
134491420,5ptp4l0-21swapper/300:10:213
134491420,5ptp4l0-21swapper/222:45:242
134491420,5ptp4l0-21swapper/221:50:152
134491420,5ptp4l0-21swapper/000:10:160
134491420,4ptp4l32680-21apt-get19:20:112
134491420,4ptp4l30209-21users22:40:290
134491420,4ptp4l18554-21meminfo00:35:200
134491420,4ptp4l16760-21apt-get21:05:122
134491420,4ptp4l12156-21apt-get22:05:103
134491420,4ptp4l0-21swapper/200:31:062
28030994136,3cyclictest41-21ksoftirqd/321:25:133
28030994135,3cyclictest41-21ksoftirqd/323:40:013
28029994135,4cyclictest33-21ksoftirqd/222:54:082
28029994135,3cyclictest1317-21runrttasks00:25:162
2802999413,37cyclictest0-21swapper/222:03:192
134491410,5ptp4l0-21swapper/320:40:283
134491410,5ptp4l0-21swapper/223:25:232
134491410,5ptp4l0-21swapper/219:25:122
134491410,5ptp4l0-21swapper/021:34:120
134491410,4ptp4l7742-21apt-get23:05:023
134491410,4ptp4l6299-21ntp_states21:50:233
134491410,4ptp4l3089-21df21:45:140
134491410,4ptp4l22491-21python20:05:250
134491410,4ptp4l0-21swapper/322:47:083
134491410,4ptp4l0-21swapper/319:43:233
134491410,4ptp4l0-21swapper/319:43:233
134491410,4ptp4l0-21swapper/300:16:593
134491410,4ptp4l0-21swapper/219:30:082
134491410,4ptp4l0-21swapper/000:30:200
134491410,4ptp4l0-21swapper/000:25:150
134491410,3ptp4l3545-21apt-get00:05:122
134491410,3ptp4l18727-21ntp_states00:35:243
134491410,3ptp4l0-21swapper/222:20:002
28030994035,3cyclictest41-21ksoftirqd/323:20:003
28030994035,3cyclictest41-21ksoftirqd/321:10:073
28030994034,3cyclictest41-21ksoftirqd/320:34:593
2802999401,2cyclictest0-21swapper/220:01:592
28028994015,16cyclictest30532-21seq22:44:191
134491400,5ptp4l12595-21awk23:15:013
134491400,5ptp4l0-21swapper/323:25:183
134491400,5ptp4l0-21swapper/220:49:362
134491400,4ptp4l33-21ksoftirqd/222:33:532
134491400,4ptp4l15345-21ntp_states19:50:223
134491400,4ptp4l0-21swapper/323:59:093
134491400,4ptp4l0-21swapper/322:55:593
134491400,4ptp4l0-21swapper/322:00:213
134491400,4ptp4l0-21swapper/321:45:203
134491400,4ptp4l0-21swapper/321:15:223
134491400,4ptp4l0-21swapper/320:55:293
134491400,4ptp4l0-21swapper/320:50:233
134491400,4ptp4l0-21swapper/320:10:133
134491400,4ptp4l0-21swapper/319:15:153
134491400,4ptp4l0-21swapper/300:25:153
134491400,4ptp4l0-21swapper/300:04:053
134491400,4ptp4l0-21swapper/223:44:452
134491400,4ptp4l0-21swapper/222:55:222
134491400,4ptp4l0-21swapper/222:10:142
134491400,4ptp4l0-21swapper/221:40:252
134491400,4ptp4l0-21swapper/221:36:442
134491400,4ptp4l0-21swapper/220:05:172
134491400,4ptp4l0-21swapper/023:21:430
134491400,4ptp4l0-21swapper/022:50:380
134491400,4ptp4l0-21swapper/022:27:500
134491400,4ptp4l0-21swapper/021:23:200
134491400,3ptp4l6709-21ls23:00:233
134491400,3ptp4l0-21swapper/320:02:043
28028993914,16cyclictest5065-21seq22:59:001
134491390,4ptp4l0-21swapper/323:30:163
134491390,4ptp4l0-21swapper/322:25:113
134491390,4ptp4l0-21swapper/322:20:283
134491390,4ptp4l0-21swapper/322:10:123
134491390,4ptp4l0-21swapper/320:22:413
134491390,4ptp4l0-21swapper/319:10:133
134491390,4ptp4l0-21swapper/221:15:222
134491390,4ptp4l0-21swapper/220:25:172
134491390,4ptp4l0-21swapper/220:19:332
134491390,4ptp4l0-21swapper/219:50:132
134491390,4ptp4l0-21swapper/219:38:202
134491390,4ptp4l0-21swapper/023:13:190
134491390,4ptp4l0-21swapper/022:09:190
134491390,3ptp4l0-21swapper/323:42:593
134491390,3ptp4l0-21swapper/321:30:053
134491390,2ptp4l15961-21ls21:00:262
28028993814,11cyclictest30035-21seq19:14:061
134491380,4ptp4l28701-21irqrtprio19:10:182
134491380,3ptp4l0-21swapper/321:40:203
134491380,3ptp4l0-21swapper/319:20:033
134491380,3ptp4l0-21swapper/220:20:062
134491380,3ptp4l0-21swapper/123:08:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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