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2026-02-23 - 08:27
[ 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 highest latencies:
System rackdslot3.osadl.org (updated Mon Feb 23, 2026 00:45:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
204522202168,23sleep20-21swapper/219:09:322
204442202169,22sleep10-21swapper/119:09:281
202422202168,23sleep30-21swapper/319:06:493
202442200167,22sleep00-21swapper/019:06:490
1077921760,6sleep22083699cyclictest22:10:122
121932670,5sleep312195-21irqrtprio00:25:203
20837996529,5cyclictest41-21ksoftirqd/300:05:253
20837996323,11cyclictest41-21ksoftirqd/319:10:233
20837996226,4cyclictest41-21ksoftirqd/322:05:003
20837996129,7cyclictest41-21ksoftirqd/321:20:013
20837996128,7cyclictest41-21ksoftirqd/323:10:003
20837996122,3cyclictest41-21ksoftirqd/319:40:273
288062580,4sleep228807-21dump-pmu-power20:35:012
20837995827,4cyclictest41-21ksoftirqd/320:20:213
20837995816,10cyclictest41-21ksoftirqd/321:45:133
20834995824,7cyclictest9-21ksoftirqd/023:55:210
20837995723,8cyclictest41-21ksoftirqd/320:50:013
20837995719,6cyclictest41-21ksoftirqd/322:25:243
2083599571,13cyclictest31200-21df21:45:141
2083599571,12cyclictest30824-21fschecks_count19:30:161
20837995628,7cyclictest41-21ksoftirqd/322:50:243
20837995623,4cyclictest41-21ksoftirqd/323:55:153
20837995622,6cyclictest41-21ksoftirqd/320:05:013
20837995619,8cyclictest41-21ksoftirqd/323:50:273
2083599560,9cyclictest10655-21cut19:55:191
2083599560,12cyclictest6906-21unixbench_singl19:45:261
20834995627,3cyclictest9-21ksoftirqd/021:05:180
20834995622,6cyclictest9-21ksoftirqd/019:50:230
56232550,1sleep30-21swapper/319:45:153
20837995526,7cyclictest41-21ksoftirqd/321:40:243
20837995526,6cyclictest41-21ksoftirqd/300:25:003
20837995525,7cyclictest41-21ksoftirqd/322:10:013
20837995523,4cyclictest41-21ksoftirqd/321:10:263
20837995522,7cyclictest41-21ksoftirqd/319:25:003
20837995519,5cyclictest41-21ksoftirqd/322:15:243
20837995517,9cyclictest41-21ksoftirqd/320:05:243
2083599550,10cyclictest2977-21if_enp4s023:00:171
20834995523,6cyclictest9-21ksoftirqd/022:40:220
20834995521,5cyclictest9-21ksoftirqd/021:55:260
20834995521,5cyclictest9-21ksoftirqd/021:55:250
20837995424,7cyclictest41-21ksoftirqd/319:55:233
20837995424,4cyclictest41-21ksoftirqd/319:30:193
20837995423,4cyclictest41-21ksoftirqd/323:25:003
20837995422,7cyclictest41-21ksoftirqd/322:20:253
20837995420,6cyclictest41-21ksoftirqd/322:45:183
2083599547,6cyclictest12783-21irqrtprio23:20:201
2083599546,6cyclictest17774-21timerwakeupswit21:15:261
2083599543,16cyclictest11084-21timerwakeupswit23:15:281
2083599540,10cyclictest18374-21irqrtprio22:25:191
20834995424,3cyclictest9-21ksoftirqd/022:10:240
20834995422,7cyclictest9-21ksoftirqd/021:40:260
20834995422,6cyclictest9-21ksoftirqd/020:20:150
20834995421,8cyclictest9-21ksoftirqd/022:50:010
20837995326,7cyclictest41-21ksoftirqd/323:30:223
20837995324,7cyclictest41-21ksoftirqd/319:15:273
20837995322,3cyclictest41-21ksoftirqd/321:35:003
20837995322,3cyclictest41-21ksoftirqd/320:15:253
2083599537,7cyclictest16441-21df_abs00:35:161
2083599537,6cyclictest16080-21irqrtprio22:20:181
2083599532,18cyclictest5827-21grep22:00:131
2083599530,10cyclictest9746-21cut21:00:191
2083599530,10cyclictest21220-21sed20:15:281
20834995322,5cyclictest9-21ksoftirqd/023:25:000
20834995321,5cyclictest9-21ksoftirqd/023:50:140
20834995321,4cyclictest9-21ksoftirqd/019:25:230
20834995319,5cyclictest9-21ksoftirqd/000:00:250
20837995227,6cyclictest41-21ksoftirqd/321:25:143
20837995225,7cyclictest41-21ksoftirqd/322:35:193
20837995224,7cyclictest41-21ksoftirqd/319:30:013
20837995224,7cyclictest41-21ksoftirqd/300:00:153
20837995223,7cyclictest41-21ksoftirqd/320:55:213
20837995223,3cyclictest41-21ksoftirqd/322:10:243
20837995223,3cyclictest41-21ksoftirqd/321:20:223
20837995222,7cyclictest41-21ksoftirqd/322:30:263
20837995222,7cyclictest41-21ksoftirqd/319:35:233
20837995221,7cyclictest41-21ksoftirqd/320:40:223
20837995218,7cyclictest41-21ksoftirqd/300:40:003
20837995217,8cyclictest41-21ksoftirqd/320:55:003
20837995216,4cyclictest41-21ksoftirqd/323:45:223
2083599526,6cyclictest19435-21cstates23:35:131
2083599524,6cyclictest25250-21sed21:30:281
2083599523,6cyclictest29545-21timerandwakeup19:25:271
2083599522,17cyclictest28263-21cut22:45:181
2083599522,11cyclictest26092-21apt-key21:35:011
2083599521,11cyclictest4959-21uname00:10:181
2083599520,15cyclictest512-21timerandwakeup20:40:271
2083599520,11cyclictest5655-21cat22:00:001
2083599520,11cyclictest1130-21latency_hist00:05:001
2083599520,10cyclictest14477-21cut21:10:191
20834995226,6cyclictest9-21ksoftirqd/021:30:150
20834995224,7cyclictest9-21ksoftirqd/021:10:200
20834995220,5cyclictest9-21ksoftirqd/020:15:220
20837995124,6cyclictest41-21ksoftirqd/320:35:233
20837995124,3cyclictest41-21ksoftirqd/300:30:223
20837995124,3cyclictest41-21ksoftirqd/300:30:223
20837995122,7cyclictest41-21ksoftirqd/323:35:013
20837995122,4cyclictest41-21ksoftirqd/323:26:493
20837995121,6cyclictest41-21ksoftirqd/300:15:143
2083599518,6cyclictest21593-21sed19:10:181
2083599516,7cyclictest7723-21if_enp4s023:10:181
2083599515,6cyclictest13963-21wc20:00:281
2083599511,15cyclictest10750-21seq00:22:521
2083599510,11cyclictest26809-21sed23:50:151
20834995131,9cyclictest9-21ksoftirqd/023:25:240
20834995126,7cyclictest9-21ksoftirqd/021:20:220
20834995124,6cyclictest9-21ksoftirqd/000:35:280
20834995118,5cyclictest9-21ksoftirqd/022:15:180
20834995117,6cyclictest9-21ksoftirqd/021:05:010
20834995117,5cyclictest9-21ksoftirqd/023:00:130
20834995114,6cyclictest9-21ksoftirqd/000:30:000
20837995026,4cyclictest41-21ksoftirqd/323:00:273
20837995023,6cyclictest41-21ksoftirqd/320:10:153
20837995023,4cyclictest41-21ksoftirqd/320:30:133
20837995019,5cyclictest41-21ksoftirqd/320:25:173
2083599506,6cyclictest25973-21df_abs19:20:131
2083599506,6cyclictest23547-21df_abs19:15:191
2083599500,17cyclictest1771-21cut21:50:181
20834995032,8cyclictest9-21ksoftirqd/023:10:000
20834995026,7cyclictest9-21ksoftirqd/019:40:140
20834995025,4cyclictest9-21ksoftirqd/023:35:210
20834995022,5cyclictest9-21ksoftirqd/019:35:150
20834995018,5cyclictest9-21ksoftirqd/021:50:180
20834995016,6cyclictest9-21ksoftirqd/022:00:140
20834995016,4cyclictest9-21ksoftirqd/021:45:140
20834995015,5cyclictest9-21ksoftirqd/019:45:190
20837994922,7cyclictest41-21ksoftirqd/300:10:233
2083599496,7cyclictest7911-21switchtime20:55:251
2083599496,6cyclictest24899-21apt-key22:40:021
2083599496,6cyclictest23947-21cat22:35:261
2083599495,7cyclictest14729-21cstates23:25:131
2083599495,6cyclictest29091-21cpuspeed23:55:121
2083599495,6cyclictest1613-21cstates20:45:141
2083599490,16cyclictest1360-21/usr/sbin/munin00:05:181
2083599490,11cyclictest878-21basename19:35:171
2083599490,11cyclictest29855-21sed22:50:001
2083599490,11cyclictest20027-21cpuspeed22:30:121
2083599490,10cyclictest17486-21cat23:30:181
2083499495,3cyclictest121rcu_preempt20:50:140
20834994931,7cyclictest9-21ksoftirqd/020:35:190
20834994927,8cyclictest9-21ksoftirqd/022:30:150
20834994918,5cyclictest9-21ksoftirqd/021:25:140
20834994917,4cyclictest9-21ksoftirqd/023:45:170
20834994916,4cyclictest9-21ksoftirqd/020:30:140
20834994915,10cyclictest9-21ksoftirqd/019:15:300
2083499490,7cyclictest9-21ksoftirqd/000:30:140
2083499490,7cyclictest9-21ksoftirqd/000:30:140
20837994820,7cyclictest41-21ksoftirqd/321:00:013
20837994819,6cyclictest41-21ksoftirqd/321:50:193
20837994819,3cyclictest41-21ksoftirqd/322:40:023
20837994817,3cyclictest41-21ksoftirqd/321:55:533
20837994817,3cyclictest41-21ksoftirqd/321:55:533
2083599485,6cyclictest17043-21cat20:10:011
20834994822,6cyclictest9-21ksoftirqd/022:35:160
20834994818,6cyclictest9-21ksoftirqd/020:05:190
20834994816,3cyclictest9-21ksoftirqd/019:20:240
20834994813,4cyclictest9-21ksoftirqd/023:40:180
20837994719,3cyclictest41-21ksoftirqd/319:50:163
20837994713,8cyclictest41-21ksoftirqd/323:15:153
2083599470,12cyclictest30637-21sed20:35:261
20834994717,4cyclictest9-21ksoftirqd/020:45:000
20834994710,4cyclictest9-21ksoftirqd/022:55:110
20837994617,6cyclictest41-21ksoftirqd/323:40:193
20837994616,7cyclictest41-21ksoftirqd/322:55:133
2083599464,6cyclictest4184-21mailstats19:40:251
20834994617,7cyclictest9-21ksoftirqd/019:30:100
20834994616,4cyclictest9-21ksoftirqd/022:45:180
2083799452,4cyclictest41-21ksoftirqd/321:05:253
2083599452,6cyclictest15390-21cat00:30:271
2083599452,6cyclictest15390-21cat00:30:271
20835994517,6cyclictest25-21ksoftirqd/123:07:341
2083499457,4cyclictest9-21ksoftirqd/023:15:250
20834994530,4cyclictest9-21ksoftirqd/022:05:260
20834994529,12cyclictest9-21ksoftirqd/019:55:150
20834994511,4cyclictest9-21ksoftirqd/023:10:150
20834994511,10cyclictest9-21ksoftirqd/020:55:230
2083799449,9cyclictest41-21ksoftirqd/323:10:253
20837994416,7cyclictest41-21ksoftirqd/321:35:123
2083599440,11cyclictest237392sleep123:44:061
2083499444,3cyclictest121rcu_preempt22:30:010
2083499443,6cyclictest9-21ksoftirqd/020:10:170
20834994429,12cyclictest9-21ksoftirqd/000:10:200
20834994424,8cyclictest9-21ksoftirqd/000:15:270
20834994418,4cyclictest9-21ksoftirqd/019:12:330
20836994339,2cyclictest18981-21cron23:35:002
2083599436,7cyclictest18707-21sed21:20:011
2083599434,5cyclictest0-21swapper/121:05:171
20834994313,4cyclictest9-21ksoftirqd/020:25:250
2083699420,1cyclictest0-21swapper/200:25:232
2083599420,8cyclictest11376-21kernelversion22:10:171
20834994232,2cyclictest9-21ksoftirqd/020:00:270
20834994225,5cyclictest9-21ksoftirqd/000:20:130
20834994223,8cyclictest9-21ksoftirqd/021:40:010
2083499421,3cyclictest9-21ksoftirqd/022:20:180
2083599416,5cyclictest25-21ksoftirqd/122:05:211
2083599414,6cyclictest0-21swapper/100:25:191
2083599411,8cyclictest23142-21taskset21:27:511
2083599410,7cyclictest18747-21unixbench_multi20:10:281
20834994122,10cyclictest9-21ksoftirqd/021:15:210
2083599401,19cyclictest1097-21/usr/sbin/munin22:55:221
20834994035,2cyclictest9-21ksoftirqd/000:10:000
20834994034,3cyclictest9-21ksoftirqd/023:35:000
20834993930,6cyclictest9-21ksoftirqd/020:45:250
20836993823,13cyclictest33-21ksoftirqd/200:05:102
2083599381,8cyclictest24354-21df_abs23:45:141
57898360,7rtkit-daemon0-21swapper/221:25:412
20835993630,4cyclictest25-21ksoftirqd/120:51:081
20835993630,3cyclictest25-21ksoftirqd/121:40:121
2083699359,24cyclictest32725-21kworker/2:120:10:242
20836993530,3cyclictest33-21ksoftirqd/222:35:102
20836993530,3cyclictest33-21ksoftirqd/221:35:102
20836993529,4cyclictest33-21ksoftirqd/200:34:052
20836993529,4cyclictest33-21ksoftirqd/200:34:052
20836993529,3cyclictest33-21ksoftirqd/223:57:182
20836993528,5cyclictest33-21ksoftirqd/223:45:072
20836993528,4cyclictest33-21ksoftirqd/221:10:302
20836993520,13cyclictest33-21ksoftirqd/222:20:112
20835993529,4cyclictest25-21ksoftirqd/120:34:111
20836993429,3cyclictest33-21ksoftirqd/223:08:292
20836993428,4cyclictest33-21ksoftirqd/223:38:332
20836993428,4cyclictest33-21ksoftirqd/222:58:212
20836993428,4cyclictest33-21ksoftirqd/222:53:562
20836993428,4cyclictest33-21ksoftirqd/221:21:382
20836993428,4cyclictest33-21ksoftirqd/220:55:352
20836993428,4cyclictest33-21ksoftirqd/220:23:262
20836993428,4cyclictest33-21ksoftirqd/219:44:182
20836993427,5cyclictest33-21ksoftirqd/200:17:082
2083599341,4cyclictest0-21swapper/121:55:261
20836993328,3cyclictest33-21ksoftirqd/221:42:502
20836993328,3cyclictest33-21ksoftirqd/219:55:132
20836993327,4cyclictest33-21ksoftirqd/221:03:252
20836993327,4cyclictest33-21ksoftirqd/219:36:472
20836993311,3cyclictest7591-21fschecks_time23:10:172
2083599331,7cyclictest25-21ksoftirqd/100:15:241
20836993227,3cyclictest33-21ksoftirqd/223:22:102
20836993227,3cyclictest33-21ksoftirqd/222:33:002
20836993227,3cyclictest33-21ksoftirqd/222:17:022
20836993227,3cyclictest33-21ksoftirqd/219:22:482
20836993226,4cyclictest33-21ksoftirqd/221:09:582
20836993226,3cyclictest33-21ksoftirqd/222:00:112
2083699322,28cyclictest30216-21kworker/2:000:00:132
20836993211,3cyclictest2981-21cat23:00:182
20835993226,4cyclictest25-21ksoftirqd/120:25:121
20835993226,4cyclictest25-21ksoftirqd/119:52:511
2083699314,26cyclictest21966-21kworker/2:219:26:572
20836993126,3cyclictest33-21ksoftirqd/221:16:262
20836993126,3cyclictest33-21ksoftirqd/220:54:542
20836993126,3cyclictest33-21ksoftirqd/220:42:082
20836993125,4cyclictest33-21ksoftirqd/219:46:272
20836993125,4cyclictest33-21ksoftirqd/200:20:172
20836993113,3cyclictest25428-21netstat20:25:232
20836993025,3cyclictest33-21ksoftirqd/223:25:272
20836993024,4cyclictest33-21ksoftirqd/222:43:012
20836993024,4cyclictest33-21ksoftirqd/220:07:442
20836993024,4cyclictest33-21ksoftirqd/219:50:322
20836993024,4cyclictest33-21ksoftirqd/219:33:342
2083699301,27cyclictest0-21swapper/200:35:332
2083699300,27cyclictest1786-21kworker/2:200:10:172
20835993025,3cyclictest25-21ksoftirqd/120:24:591
2083699293,23cyclictest3315-21kworker/2:221:50:052
20836992924,3cyclictest33-21ksoftirqd/219:15:302
20836992923,4cyclictest33-21ksoftirqd/223:51:132
20836992923,4cyclictest33-21ksoftirqd/222:46:102
20836992923,4cyclictest33-21ksoftirqd/221:34:422
20836992923,4cyclictest33-21ksoftirqd/220:39:462
20836992923,4cyclictest33-21ksoftirqd/219:14:542
2083699292,24cyclictest32725-21kworker/2:120:00:122
2083699290,27cyclictest6416-21kworker/2:023:15:172
2083699282,25cyclictest6416-21kworker/2:023:41:132
2083699282,25cyclictest28470-21kworker/2:020:49:372
20836992820,5cyclictest33-21ksoftirqd/222:05:292
20836992811,3cyclictest32441-21timerandwakeup21:45:252
2083699273,5cyclictest19469-21apt-get20:15:132
2083699261,22cyclictest3315-21kworker/2:221:55:182
2083699261,22cyclictest3315-21kworker/2:221:55:182
20835992516,3cyclictest25-21ksoftirqd/122:19:231
2083699247,16cyclictest6416-21kworker/2:022:25:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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