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2026-02-17 - 06:56
[ 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 792 highest latencies:
System rackdslot1.osadl.org (updated Tue Feb 17, 2026 00:45:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
209521510,7sleep3291899cyclictest20:15:263
249621440,5sleep2291799cyclictest23:45:142
291799749,63cyclictest0-21swapper/223:50:292
291799731,70cyclictest0-21swapper/221:25:092
228692680,6sleep0291599cyclictest00:25:270
170672660,7sleep3291899cyclictest21:55:263
170672660,7sleep3291899cyclictest21:55:263
46198650,17rtkit-daemon21404-21cpuspeed00:25:133
291799652,61cyclictest0-21swapper/222:10:292
291799631,59cyclictest26996-21users23:25:282
16192590,6sleep0291599cyclictest23:40:270
152012590,5sleep10-21swapper/123:00:281
134491590,2ptp4l1907-21perl21:25:160
134491580,3ptp4l0-21swapper/319:30:263
291699576,9cyclictest25-21ksoftirqd/121:35:001
2916995724,6cyclictest25-21ksoftirqd/122:10:161
134491570,4ptp4l291799cyclictest22:59:592
134491570,4ptp4l0-21swapper/019:32:360
2916995626,7cyclictest25-21ksoftirqd/119:37:161
134491560,3ptp4l0-21swapper/322:05:143
134491550,4ptp4l291799cyclictest22:15:222
134491550,4ptp4l0-21swapper/300:24:283
134491550,3ptp4l0-21swapper/223:05:292
291699545,6cyclictest12007-21idleruntime-cro19:30:001
2916995421,6cyclictest25-21ksoftirqd/100:32:531
2916995418,4cyclictest25-21ksoftirqd/122:00:531
134491540,4ptp4l0-21swapper/019:37:140
134491540,4ptp4l0-21swapper/019:25:270
134491540,4ptp4l0-21swapper/019:13:580
134491540,4ptp4l0-21swapper/019:13:580
134491540,3ptp4l0-21swapper/100:35:231
134491540,1ptp4l12985-21kworker/2:200:22:572
246712530,3sleep20-21swapper/219:55:192
134491530,4ptp4l0-21swapper/019:05:550
134491530,4ptp4l0-21swapper/000:07:500
134491530,4ptp4l0-21swapper/000:01:140
134491530,3ptp4l0-21swapper/221:57:512
134491530,3ptp4l0-21swapper/221:57:512
291699522,7cyclictest0-21swapper/122:45:221
291699521,7cyclictest0-21swapper/119:30:211
2915995213,4cyclictest12680-21kworker/0:121:07:080
134491520,3ptp4l0-21swapper/020:00:540
134491520,11ptp4l0-21swapper/023:10:160
291699516,8cyclictest25-21ksoftirqd/119:40:131
291699515,6cyclictest5437-21sort20:25:011
291699515,6cyclictest25-21ksoftirqd/123:15:151
2916995123,6cyclictest25-21ksoftirqd/119:52:591
291699511,6cyclictest25-21ksoftirqd/123:45:231
291699510,5cyclictest241ktimersoftd/122:50:171
134491510,5ptp4l0-21swapper/119:08:521
291699505,8cyclictest25-21ksoftirqd/100:10:211
291699505,8cyclictest25-21ksoftirqd/100:10:211
291699504,6cyclictest0-21swapper/119:20:191
291699503,5cyclictest1440-21sh22:35:001
291699503,5cyclictest1440-21sh22:35:001
291699502,5cyclictest25-21ksoftirqd/123:35:271
2916995017,6cyclictest25-21ksoftirqd/100:07:061
291699500,6cyclictest25-21ksoftirqd/123:30:171
134491500,4ptp4l0-21swapper/323:39:353
134491500,4ptp4l0-21swapper/020:11:580
291699494,8cyclictest25-21ksoftirqd/121:20:011
291699494,6cyclictest25-21ksoftirqd/121:40:181
291699494,3cyclictest0-21swapper/119:15:001
291699494,3cyclictest0-21swapper/119:15:001
291699492,6cyclictest25071-21/usr/sbin/munin22:15:121
291699491,6cyclictest25-21ksoftirqd/123:25:001
291699491,6cyclictest0-21swapper/120:30:261
291699491,5cyclictest241ktimersoftd/122:40:141
291699490,6cyclictest25-21ksoftirqd/120:50:191
2915994919,4cyclictest9-21ksoftirqd/021:35:010
134491490,4ptp4l0-21swapper/321:02:023
134491490,4ptp4l0-21swapper/023:22:030
134491490,4ptp4l0-21swapper/022:14:030
134491490,3ptp4l0-21swapper/323:49:543
134491490,3ptp4l0-21swapper/020:35:090
134491490,14ptp4l0-21swapper/200:30:162
291699484,2cyclictest121rcu_preempt20:15:161
291699482,6cyclictest0-21swapper/122:05:231
291699482,4cyclictest0-21swapper/121:10:241
291699481,6cyclictest25-21ksoftirqd/122:25:271
291699480,7cyclictest241ktimersoftd/119:15:251
291699480,6cyclictest241ktimersoftd/121:50:171
291699480,5cyclictest241ktimersoftd/122:20:241
134491480,9ptp4l0-21swapper/220:49:382
134491480,4ptp4l0-21swapper/323:50:223
134491480,4ptp4l0-21swapper/322:47:173
134491480,4ptp4l0-21swapper/200:05:182
134491480,4ptp4l0-21swapper/023:02:280
134491480,4ptp4l0-21swapper/021:17:050
291799475,40cyclictest0-21swapper/221:15:092
291799472,43cyclictest0-21swapper/221:35:192
291699474,9cyclictest25-21ksoftirqd/121:55:251
291699474,9cyclictest25-21ksoftirqd/121:55:251
291699473,6cyclictest25-21ksoftirqd/122:55:191
291699473,5cyclictest25-21ksoftirqd/123:45:001
291699472,6cyclictest25-21ksoftirqd/120:45:261
291699472,6cyclictest25-21ksoftirqd/120:05:271
291699472,5cyclictest25-21ksoftirqd/120:10:281
291699471,6cyclictest25-21ksoftirqd/120:35:211
291699471,6cyclictest25-21ksoftirqd/100:15:191
134491470,3ptp4l0-21swapper/023:06:390
134491470,3ptp4l0-21swapper/019:17:080
134491470,2ptp4l0-21swapper/220:06:062
2917994616,27cyclictest21108-21irqstats22:05:192
291699465,8cyclictest25-21ksoftirqd/123:05:141
2916994637,5cyclictest23553-21ls21:00:251
291699463,6cyclictest0-21swapper/123:27:101
291699463,5cyclictest25-21ksoftirqd/121:35:241
291699461,7cyclictest25-21ksoftirqd/122:35:221
291699461,5cyclictest25-21ksoftirqd/120:55:241
291699461,5cyclictest25-21ksoftirqd/120:30:001
291699460,5cyclictest25-21ksoftirqd/121:24:511
291699460,5cyclictest241ktimersoftd/123:10:201
134491460,4ptp4l0-21swapper/300:12:153
134491460,4ptp4l0-21swapper/300:12:153
134491460,3ptp4l0-21swapper/323:05:003
134491460,3ptp4l0-21swapper/321:25:083
291699456,7cyclictest2998-21sed21:25:261
134491450,3ptp4l0-21swapper/019:42:040
134491450,3ptp4l0-21swapper/000:22:280
134491450,20ptp4l0-21swapper/320:29:253
291699443,7cyclictest25-21ksoftirqd/123:55:141
291699443,3cyclictest121rcu_preempt23:50:131
2916994414,3cyclictest25-21ksoftirqd/121:08:571
291699440,8cyclictest25-21ksoftirqd/119:50:001
291699440,5cyclictest0-21swapper/119:55:261
134491440,4ptp4l28131-21ls22:20:200
134491440,4ptp4l0-21swapper/323:14:243
134491440,3ptp4l0-21swapper/019:24:200
2916994322,3cyclictest25-21ksoftirqd/120:41:381
291599439,7cyclictest9-21ksoftirqd/022:45:130
2915994338,3cyclictest9-21ksoftirqd/023:35:220
2915994337,3cyclictest9-21ksoftirqd/021:25:000
2915994336,4cyclictest9-21ksoftirqd/020:00:000
134491430,9ptp4l0-21swapper/223:04:432
134491430,9ptp4l0-21swapper/222:38:192
134491430,9ptp4l0-21swapper/220:34:212
134491430,9ptp4l0-21swapper/220:21:162
134491430,9ptp4l0-21swapper/000:34:430
134491430,5ptp4l0-21swapper/021:45:220
134491430,4ptp4l5250-21apt-get19:15:123
134491430,4ptp4l0-21swapper/020:50:510
134491430,3ptp4l22131-21apt-get21:00:122
291699425,9cyclictest25-21ksoftirqd/100:00:201
2916994228,7cyclictest25-21ksoftirqd/100:20:251
291699422,6cyclictest25-21ksoftirqd/100:25:211
291699421,6cyclictest0-21swapper/120:04:071
2915994236,3cyclictest9-21ksoftirqd/021:00:000
134491420,9ptp4l0-21swapper/300:36:473
134491420,9ptp4l0-21swapper/223:10:202
134491420,9ptp4l0-21swapper/219:49:342
134491420,9ptp4l0-21swapper/219:24:212
134491420,5ptp4l6196-21apt-get22:45:012
134491420,5ptp4l291799cyclictest20:40:122
134491420,4ptp4l29801-21diskstats22:25:152
134491420,4ptp4l1691-21apt-get22:35:100
134491420,4ptp4l0-21swapper/200:00:532
134491420,3ptp4l0-21swapper/019:52:060
2917994135,4cyclictest33-21ksoftirqd/222:34:532
2917994135,4cyclictest33-21ksoftirqd/222:34:532
2917994135,4cyclictest33-21ksoftirqd/219:14:392
2917994135,4cyclictest33-21ksoftirqd/219:14:392
291599418,7cyclictest9-21ksoftirqd/023:45:280
2915994136,3cyclictest9-21ksoftirqd/023:20:000
2915994136,3cyclictest9-21ksoftirqd/023:00:000
2915994136,3cyclictest9-21ksoftirqd/022:35:000
2915994136,3cyclictest9-21ksoftirqd/022:35:000
2915994136,3cyclictest9-21ksoftirqd/020:34:590
2915994135,3cyclictest9-21ksoftirqd/020:50:010
134491410,5ptp4l12377-21python21:45:251
134491410,5ptp4l0-21swapper/320:40:273
134491410,5ptp4l0-21swapper/300:30:203
134491410,5ptp4l0-21swapper/021:00:260
134491410,4ptp4l9926-21apt-get20:35:032
134491410,4ptp4l3600-21apt-get21:30:033
134491410,4ptp4l17293-21apt-get20:50:132
134491410,4ptp4l14208-21apt-get00:10:112
134491410,4ptp4l14208-21apt-get00:10:112
134491410,4ptp4l0-21swapper/319:10:123
134491410,4ptp4l0-21swapper/319:10:123
134491410,4ptp4l0-21swapper/021:35:120
134491410,4ptp4l0-21swapper/020:22:090
134491410,3ptp4l4081-21apt-get22:40:122
134491410,3ptp4l21672-21apt-get19:50:122
134491410,3ptp4l21377-21ntp_states22:05:230
2918994035,3cyclictest41-21ksoftirqd/322:20:003
291599407,7cyclictest9-21ksoftirqd/019:45:160
134491400,9ptp4l0-21swapper/223:42:112
134491400,5ptp4l0-21swapper/322:20:123
134491400,5ptp4l0-21swapper/321:50:563
134491400,5ptp4l0-21swapper/320:50:243
134491400,5ptp4l0-21swapper/320:45:163
134491400,5ptp4l0-21swapper/320:21:243
134491400,5ptp4l0-21swapper/023:55:150
134491400,5ptp4l0-21swapper/022:40:180
134491400,5ptp4l0-21swapper/022:15:220
134491400,4ptp4l31549-21latency_hist22:30:000
134491400,4ptp4l18388-21hddtemp_smartct22:00:160
134491400,4ptp4l0-21swapper/322:40:243
134491400,4ptp4l0-21swapper/320:55:133
134491400,4ptp4l0-21swapper/320:10:113
134491400,4ptp4l0-21swapper/221:44:132
134491400,4ptp4l0-21swapper/221:30:182
134491400,4ptp4l0-21swapper/219:37:532
134491400,4ptp4l0-21swapper/219:30:202
134491400,4ptp4l0-21swapper/021:55:200
134491400,4ptp4l0-21swapper/021:55:200
134491400,4ptp4l0-21swapper/021:10:220
134491400,4ptp4l0-21swapper/020:15:070
134491400,4ptp4l0-21swapper/000:16:580
134491400,3ptp4l17957-21apt-get22:00:122
134491400,3ptp4l16510-21apt-get00:15:122
134491400,3ptp4l12456-21ls21:45:272
134491400,3ptp4l0-21swapper/323:15:233
2917993934,3cyclictest33-21ksoftirqd/219:40:112
2915993933,3cyclictest9-21ksoftirqd/000:10:250
2915993933,3cyclictest9-21ksoftirqd/000:10:250
134491390,5ptp4l22613-21gzip00:25:242
134491390,5ptp4l1528-21apache200:06:513
134491390,5ptp4l0-21swapper/323:20:153
134491390,5ptp4l0-21swapper/320:34:053
134491390,5ptp4l0-21swapper/020:40:240
134491390,4ptp4l767-21sed22:30:253
134491390,4ptp4l767-21sed22:30:253
134491390,4ptp4l27192-21apt-get22:20:132
134491390,4ptp4l23343-21/usr/sbin/munin23:20:152
134491390,4ptp4l17493-21grep23:05:283
134491390,4ptp4l0-21swapper/323:44:463
134491390,4ptp4l0-21swapper/323:25:183
134491390,4ptp4l0-21swapper/322:55:193
134491390,4ptp4l0-21swapper/320:35:123
134491390,4ptp4l0-21swapper/319:54:003
134491390,4ptp4l0-21swapper/223:57:082
134491390,4ptp4l0-21swapper/223:15:142
134491390,4ptp4l0-21swapper/222:50:292
134491390,4ptp4l0-21swapper/221:23:512
134491390,4ptp4l0-21swapper/221:10:322
134491390,4ptp4l0-21swapper/221:09:542
134491390,4ptp4l0-21swapper/220:17:262
134491390,4ptp4l0-21swapper/220:12:392
134491390,4ptp4l0-21swapper/219:15:172
134491390,4ptp4l0-21swapper/023:54:250
134491390,4ptp4l0-21swapper/023:31:000
134491390,4ptp4l0-21swapper/022:50:050
134491390,4ptp4l0-21swapper/020:25:060
134491390,4ptp4l0-21swapper/000:36:360
134491390,3ptp4l2318-21gnome-shell21:41:590
134491390,3ptp4l0-21swapper/221:50:212
134491390,3ptp4l0-21swapper/220:55:212
2915993833,3cyclictest9-21ksoftirqd/020:05:170
134491380,5ptp4l14014-21cut21:50:190
134491380,5ptp4l0-21swapper/323:55:263
134491380,4ptp4l0-21swapper/323:31:373
134491380,4ptp4l0-21swapper/322:50:103
134491380,4ptp4l0-21swapper/322:10:213
134491380,4ptp4l0-21swapper/321:35:143
134491380,4ptp4l0-21swapper/321:20:333
134491380,4ptp4l0-21swapper/321:19:323
134491380,4ptp4l0-21swapper/321:11:153
134491380,4ptp4l0-21swapper/321:05:283
134491380,4ptp4l0-21swapper/320:05:183
134491380,4ptp4l0-21swapper/320:00:043
134491380,4ptp4l0-21swapper/319:46:243
134491380,4ptp4l0-21swapper/319:29:263
134491380,4ptp4l0-21swapper/319:22:003
134491380,4ptp4l0-21swapper/300:00:173
134491380,4ptp4l0-21swapper/223:35:152
134491380,4ptp4l0-21swapper/220:25:162
134491380,4ptp4l0-21swapper/220:01:122
134491380,4ptp4l0-21swapper/219:25:462
134491380,4ptp4l0-21swapper/219:05:282
134491380,4ptp4l0-21swapper/200:36:122
134491380,4ptp4l0-21swapper/023:28:590
134491380,3ptp4l15870-21ntpq19:35:233
134491380,3ptp4l0-21swapper/322:26:223
134491380,3ptp4l0-21swapper/321:44:133
134491380,3ptp4l0-21swapper/223:33:492
134491380,1ptp4l0-21swapper/300:16:263
134491370,5ptp4l0-21swapper/321:45:123
134491370,4ptp4l0-21swapper/319:55:443
134491370,4ptp4l0-21swapper/319:42:263
134491370,3ptp4l0-21swapper/322:36:443
46198360,4rtkit-daemon0-21swapper/322:01:243
46198340,5rtkit-daemon0-21swapper/319:09:153
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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