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2026-01-29 - 06:27
[ 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 Thu Jan 29, 2026 00:45:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1193799841,81cyclictest0-21swapper/223:50:292
1193799738,63cyclictest0-21swapper/223:35:292
11938997215,12cyclictest12780-21chrt23:49:023
1193899719,17cyclictest28377-21/usr/sbin/munin20:55:133
11938997015,15cyclictest9433-21chrt20:12:363
1193799691,66cyclictest0-21swapper/221:40:292
11938996814,11cyclictest5755-21chrt23:32:503
11938996812,17cyclictest32249-21sed21:00:263
11937996816,11cyclictest25832-21chrt21:57:052
11937996811,17cyclictest21417-21sed22:55:302
11938996717,12cyclictest2725-21cron21:10:003
11938996714,12cyclictest13908-21chrt19:12:543
11937996718,11cyclictest12080-21chrt22:35:572
11937996718,11cyclictest12080-21chrt22:35:572
11938996610,18cyclictest31368-21hddtemp_smartct22:10:183
11937996612,51cyclictest9987-21ls20:15:142
11938996514,11cyclictest21059-21chrt20:38:033
11938996514,10cyclictest22142-21chrt00:07:363
11938996511,12cyclictest8221-21sort21:20:153
11937996518,10cyclictest13957-21chrt20:20:332
11937996517,10cyclictest12764-21taskset23:48:502
11937996515,11cyclictest902-21taskset23:20:432
134491640,14ptp4l0-21swapper/120:11:181
11938996414,12cyclictest16041-21chrt19:15:433
11938996413,11cyclictest5101-21chrt21:13:133
11938996412,11cyclictest169432chrt22:48:133
1193799648,17cyclictest19690-21sshd00:03:102
11937996418,10cyclictest31341-21taskset00:26:562
11937996418,10cyclictest23519-21taskset21:51:562
11937996418,10cyclictest16974-21chrt22:48:362
11937996417,37cyclictest3207-21taskset22:20:092
11937996416,11cyclictest14496-21taskset21:34:342
11937996415,11cyclictest7311-21taskset22:26:362
11937996414,12cyclictest7251-21taskset21:16:152
11937996411,11cyclictest8151-21fschecks_count21:20:152
11938996312,11cyclictest313572sleep300:27:103
11937996318,17cyclictest26872-21taskset00:18:532
11937996318,11cyclictest3621-21taskset00:37:112
11937996318,10cyclictest2696-21chrt21:09:392
11937996318,10cyclictest26074-21chrt20:50:102
11937996318,10cyclictest25777-21chrt20:49:132
11937996318,10cyclictest16326-21chrt19:19:232
11937996317,10cyclictest14668-21taskset22:43:342
11937996314,11cyclictest2766-21taskset22:17:372
11938996219,10cyclictest23631-21taskset21:53:243
11938996213,11cyclictest21182-21chrt21:46:273
11937996219,10cyclictest23117-21chrt19:32:392
11937996218,15cyclictest24076-21taskset23:03:082
1193799621,59cyclictest0-21swapper/220:00:292
11937996214,12cyclictest30303-21taskset20:58:162
11937996211,11cyclictest16688-21wc20:30:002
11937996118,12cyclictest2132-21taskset19:56:092
11937996118,10cyclictest25354-21chrt19:36:482
11937996118,10cyclictest12141-21chrt21:29:332
11937996117,12cyclictest32542-21chrt21:02:092
11937996117,11cyclictest23249-21chrt20:41:192
11937996114,16cyclictest5842-21chrt23:33:572
11937996114,11cyclictest18929-21chrt19:25:052
11937996114,10cyclictest13830-21chrt19:11:532
11937996112,11cyclictest210272chrt20:37:382
11937996019,11cyclictest26423-21chrt23:08:422
11937996018,11cyclictest29104-21chrt00:22:512
11937996014,15cyclictest32207-21chrt19:50:572
11937996014,11cyclictest30345-21chrt22:05:442
11937996014,11cyclictest10276-21chrt23:41:322
11937996013,11cyclictest22062-21chrt00:06:342
11937996013,11cyclictest1247-21chrt00:32:172
11937996013,11cyclictest1247-21chrt00:32:172
11937996012,11cyclictest299662chrt19:46:432
11937996012,11cyclictest187262sleep220:32:372
11938995914,15cyclictest18568-21chrt20:30:373
11938995912,11cyclictest14912-21chrt23:51:153
11937995918,10cyclictest27866-21chrt19:44:192
11937995918,10cyclictest18411-21chrt19:21:202
11937995918,10cyclictest18411-21chrt19:21:202
11937995912,11cyclictest9621-21taskset22:31:432
11938995814,11cyclictest19539-21chrt00:01:183
11937995818,15cyclictest24521-21chrt00:13:242
11937995814,11cyclictest3335-21chrt23:26:192
11937995814,11cyclictest16515-21chrt21:35:552
11937995813,10cyclictest31211-21taskset23:18:212
134491570,4ptp4l0-21swapper/021:15:320
11938995714,12cyclictest28135-21chrt22:01:483
11938995714,11cyclictest30428-21chrt22:06:413
11938995714,11cyclictest25390-21chrt19:37:183
11938995714,11cyclictest14617-21taskset22:42:563
11937995717,12cyclictest378-21chrt22:13:102
11937995714,12cyclictest5247-21chrt20:05:052
11937995714,10cyclictest21448-21chrt21:49:552
11937995712,11cyclictest17425-21taskset23:58:532
11937995712,10cyclictest1301-21snmpd21:12:282
11935995724,6cyclictest9-21ksoftirqd/020:30:000
134491560,5ptp4l0-21swapper/119:09:551
134491560,4ptp4l0-21swapper/022:54:420
134491560,3ptp4l0-21swapper/100:30:281
134491560,3ptp4l0-21swapper/100:30:281
134491560,3ptp4l0-21swapper/000:35:000
134491560,3ptp4l0-21swapper/000:35:000
11938995614,16cyclictest20788-21chrt19:27:193
11938995614,11cyclictest12137-21taskset21:29:293
11938995613,12cyclictest19297-21taskset22:53:553
134491550,4ptp4l0-21swapper/023:47:400
11938995518,10cyclictest16532-21seq20:29:023
11938995515,16cyclictest2931-21chrt22:19:453
11938995514,15cyclictest1168-21chrt23:24:043
11938995514,10cyclictest18900-21chrt21:41:413
11938995512,11cyclictest30117-21chrt19:48:413
11938995510,9cyclictest23596-21ls23:00:263
11938995510,11cyclictest24599-21sed20:45:183
11937995516,11cyclictest28951-21chrt23:13:562
11935995520,7cyclictest9-21ksoftirqd/000:25:270
11938995415,9cyclictest4826-21runrttasks20:02:343
11938995415,11cyclictest11674-21chrt20:16:453
11938995414,11cyclictest16739-21chrt21:38:483
11936995415,37cyclictest23466-21kworker/1:121:41:081
11935995420,4cyclictest9-21ksoftirqd/022:05:180
134491530,3ptp4l0-21swapper/123:12:571
134491530,3ptp4l0-21swapper/019:33:320
11938995317,11cyclictest27799-21sendmail-mta19:43:253
11938995315,10cyclictest29064-21runrttasks00:22:223
11938995314,11cyclictest12339-21taskset22:39:153
11938995314,11cyclictest12339-21taskset22:39:153
11938995313,10cyclictest25875-21chrt21:57:383
11935995323,4cyclictest9-21ksoftirqd/021:58:560
11935995322,4cyclictest9-21ksoftirqd/023:50:160
11935995322,4cyclictest9-21ksoftirqd/020:05:280
134491520,3ptp4l0-21swapper/121:55:551
134491520,3ptp4l0-21swapper/023:25:180
134491520,3ptp4l0-21swapper/023:01:040
134491520,19ptp4l25-21ksoftirqd/100:28:521
11938995216,12cyclictest17312-21taskset23:57:283
11938995214,16cyclictest32502-21chrt19:54:473
11938995213,11cyclictest29270-21taskset23:15:093
11938995213,10cyclictest32753-21runrttasks19:55:083
11937995217,11cyclictest9535-21chrt20:13:552
11937995217,11cyclictest28070-21chrt22:00:582
1193699521,49cyclictest22442-21kworker/1:000:06:091
11935995227,7cyclictest9-21ksoftirqd/023:36:400
11935995226,7cyclictest9-21ksoftirqd/022:28:570
11935995224,4cyclictest9-21ksoftirqd/019:35:180
11935995221,6cyclictest9-21ksoftirqd/019:10:220
11935995218,7cyclictest9-21ksoftirqd/019:45:260
11935995218,4cyclictest9-21ksoftirqd/021:30:000
11935995216,5cyclictest9-21ksoftirqd/020:55:000
134491510,4ptp4l0-21swapper/023:18:280
11938995115,15cyclictest7869-21chrt23:35:313
11938995114,11cyclictest27970-21chrt20:52:523
11938995114,11cyclictest23250-21chrt20:41:203
11938995114,10cyclictest26608-21chrt00:15:393
11937995118,11cyclictest19141-21chrt22:51:532
11935995122,4cyclictest9-21ksoftirqd/020:15:160
11935995117,6cyclictest9-21ksoftirqd/000:00:010
134491500,4ptp4l0-21swapper/122:30:051
134491500,4ptp4l0-21swapper/023:08:010
134491500,4ptp4l0-21swapper/021:31:240
134491500,4ptp4l0-21swapper/000:39:040
134491500,3ptp4l0-21swapper/020:35:460
134491500,11ptp4l0-21swapper/120:51:031
11938995016,11cyclictest10439-21runrttasks23:43:373
11938995014,11cyclictest7479-21chrt21:19:113
11938995014,11cyclictest7020-21chrt20:06:103
11935995021,5cyclictest9-21ksoftirqd/000:15:110
11935995020,8cyclictest9-21ksoftirqd/021:40:240
11935995019,4cyclictest9-21ksoftirqd/020:10:590
11935995018,5cyclictest9-21ksoftirqd/021:00:150
11935995017,4cyclictest9-21ksoftirqd/022:56:040
11935995017,4cyclictest9-21ksoftirqd/019:40:350
11935995016,6cyclictest9-21ksoftirqd/020:40:160
134491490,4ptp4l0-21swapper/020:47:060
134491490,3ptp4l0-21swapper/022:15:560
134491490,17ptp4l25-21ksoftirqd/119:46:321
11938994915,16cyclictest12180-21chrt20:20:023
11938994913,11cyclictest24294-21chrt00:10:413
1193699492,3cyclictest23466-21kworker/1:122:36:091
1193699492,3cyclictest23466-21kworker/1:122:36:091
11935994919,6cyclictest9-21ksoftirqd/020:30:170
11935994916,6cyclictest9-21ksoftirqd/020:20:140
11935994915,5cyclictest9-21ksoftirqd/020:00:160
11938994814,10cyclictest1444-21chrt00:34:323
11938994814,10cyclictest1444-21chrt00:34:323
11938994810,17cyclictest7162-21unixbench_singl22:25:273
11935994833,3cyclictest9-21ksoftirqd/022:42:080
11935994817,5cyclictest9-21ksoftirqd/020:55:180
11935994817,5cyclictest9-21ksoftirqd/019:20:160
11935994817,5cyclictest9-21ksoftirqd/019:20:160
11935994815,6cyclictest9-21ksoftirqd/023:30:130
11935994815,6cyclictest9-21ksoftirqd/000:10:150
11935994813,6cyclictest9-21ksoftirqd/021:45:120
1193899478,12cyclictest1301-21snmpd22:24:063
11938994715,10cyclictest3700-21taskset00:38:133
11938994713,11cyclictest14513-21chrt21:34:473
1193599477,6cyclictest9-21ksoftirqd/022:10:160
11935994719,6cyclictest9-21ksoftirqd/021:53:140
11935994716,4cyclictest9-21ksoftirqd/021:36:250
11935994713,6cyclictest9-21ksoftirqd/022:30:140
11935994713,6cyclictest9-21ksoftirqd/019:20:000
11935994713,5cyclictest9-21ksoftirqd/000:05:240
134491460,4ptp4l3396-21df21:10:120
134491460,12ptp4l0-21swapper/022:04:040
11936994616,28cyclictest9269-21kworker/1:219:40:391
1193699460,3cyclictest23466-21kworker/1:121:04:291
11935994613,6cyclictest9-21ksoftirqd/020:00:000
11935994610,5cyclictest9-21ksoftirqd/022:35:010
11935994610,5cyclictest9-21ksoftirqd/022:35:010
134491450,5ptp4l0-21swapper/019:09:280
11938994514,15cyclictest28978-21taskset23:14:173
11935994518,4cyclictest9-21ksoftirqd/023:40:240
11935994510,3cyclictest9-21ksoftirqd/022:20:270
134491440,5ptp4l29288-21apt-get23:15:121
11938994416,11cyclictest21624-21seq22:56:293
11935994418,6cyclictest9-21ksoftirqd/022:45:180
11935994416,4cyclictest9-21ksoftirqd/023:12:010
11935994414,5cyclictest9-21ksoftirqd/021:05:160
134491430,7ptp4l3188-21apt-get21:10:111
134491430,4ptp4l0-21swapper/119:11:561
11936994311,30cyclictest23466-21kworker/1:122:13:291
1193599434,4cyclictest26222-21kworker/0:200:00:020
1193599431,3cyclictest26222-21kworker/0:223:23:390
11935994313,7cyclictest9-21ksoftirqd/021:20:240
11935994310,5cyclictest9-21ksoftirqd/019:50:130
134491420,2ptp4l0-21swapper/123:26:551
134491420,10ptp4l19111-21tr19:25:130
11938994214,16cyclictest26372-21taskset23:08:033
1193699420,3cyclictest22442-21kworker/1:023:35:491
134491410,5ptp4l0-21swapper/319:20:193
134491410,5ptp4l0-21swapper/319:20:193
134491410,5ptp4l0-21swapper/000:20:210
134491410,4ptp4l24263-21users00:10:281
134491410,4ptp4l23847-21users23:00:281
134491410,4ptp4l0-21swapper/123:08:071
134491410,4ptp4l0-21swapper/122:45:111
134491410,3ptp4l2055-21diskstats00:35:141
134491410,3ptp4l18091-21diskstats00:00:141
134491410,3ptp4l12675-21apt-get22:40:121
134491410,14ptp4l13011-21apache219:31:401
11938994112,10cyclictest8036-21df22:30:123
134491400,5ptp4l12864-21latency_hist23:50:001
134491400,4ptp4l5527-21apt-get22:25:121
134491400,4ptp4l5493-21apt-get21:15:121
134491400,4ptp4l26247-21python00:15:241
134491400,4ptp4l11071-21memory21:25:191
134491400,4ptp4l0-21swapper/123:40:181
134491400,3ptp4l0-21swapper/122:51:371
134491390,7ptp4l0-21swapper/123:21:511
134491390,5ptp4l0-21swapper/122:15:241
134491390,5ptp4l0-21swapper/121:45:261
134491390,5ptp4l0-21swapper/121:20:221
134491390,5ptp4l0-21swapper/120:55:141
134491390,4ptp4l642-21diskstats19:55:161
134491390,4ptp4l21917-21df21:50:121
134491390,4ptp4l13434-21meminfo21:30:191
134491390,4ptp4l0-21swapper/123:58:161
134491390,4ptp4l0-21swapper/123:50:281
134491390,4ptp4l0-21swapper/122:58:481
134491390,4ptp4l0-21swapper/122:20:281
134491390,3ptp4l4442-21iostat_ios23:30:171
134491390,3ptp4l16862-21apt-get20:30:121
134491390,3ptp4l14324-21apt-get19:15:121
134491390,3ptp4l1165-21iostat_ios21:05:181
134491390,3ptp4l0-21swapper/100:20:201
134491380,5ptp4l10244-21fschecks_time20:15:161
134491380,4ptp4l0-21swapper/323:29:233
134491380,4ptp4l0-21swapper/121:36:011
134491380,4ptp4l0-21swapper/120:40:231
134491380,4ptp4l0-21swapper/120:25:151
134491380,4ptp4l0-21swapper/120:06:241
134491380,4ptp4l0-21swapper/120:01:591
134491380,4ptp4l0-21swapper/119:50:221
134491380,3ptp4l27285-21meminfo22:00:201
134491380,3ptp4l25322-21sshd19:36:241
134491380,3ptp4l19902-21memory19:25:201
134491380,3ptp4l0-21swapper/120:45:221
134491380,3ptp4l0-21swapper/120:35:221
134491370,4ptp4l0-21swapper/122:05:241
134491370,4ptp4l0-21swapper/120:20:271
134491370,3ptp4l16863-21df_abs19:20:131
134491370,3ptp4l16863-21df_abs19:20:131
134491350,3ptp4l0-21swapper/319:30:093
137891275,13phc2sys9593-21apt-get19:05:112
98032184,8sleep30-21swapper/319:05:133
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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