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2026-02-09 - 16:52
[ 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 09, 2026 12:45:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3169199758,20cyclictest0-21swapper/211:15:002
31691997315,10cyclictest21204-21chrt11:26:452
31691997310,60cyclictest23860-21latency08:00:192
31691997215,19cyclictest4947-21chrt10:51:112
31691997114,11cyclictest16982-21chrt12:28:522
31691997014,12cyclictest20821-21taskset09:07:452
31691996914,12cyclictest14187-21chrt12:20:572
31691996914,11cyclictest8276-21chrt07:26:202
31691996912,10cyclictest17462chrt08:24:092
3169199683,63cyclictest0-21swapper/211:55:292
31691996814,11cyclictest25528-21chrt09:19:042
31691996814,10cyclictest3389-21taskset07:15:412
31691996813,11cyclictest3562-21irqrtprio09:40:182
31691996813,11cyclictest23994-21/usr/sbin/munin11:35:152
31691996714,11cyclictest17855-21chrt08:57:272
31691996714,11cyclictest16775-21taskset11:19:152
3169199669,16cyclictest21694-21/usr/sbin/munin11:30:172
31691996610,11cyclictest26836-21memory09:20:232
31691996517,17cyclictest21546-21taskset12:35:412
31691996517,11cyclictest20094-21taskset07:51:382
31691996510,9cyclictest18379-21grep09:00:132
31691996510,11cyclictest23741-21cat10:25:012
3169199649,11cyclictest8781-21latency_hist08:40:012
3169199649,11cyclictest6345-21latency_hist07:25:002
3169199648,16cyclictest0-21swapper/212:30:192
31691996418,10cyclictest9704-21taskset12:12:482
31691996414,11cyclictest4146-21taskset08:29:412
134491640,5ptp4l0-21swapper/311:30:103
134491640,20ptp4l0-21swapper/310:45:203
134491640,20ptp4l0-21swapper/310:45:203
3169199638,17cyclictest0-21swapper/211:05:172
3169199634,57cyclictest0-21swapper/209:25:282
31691996319,9cyclictest5162-21chrt12:03:322
31691996314,11cyclictest1032-21runrttasks07:11:022
31691996313,11cyclictest62512sleep208:32:122
31691996311,16cyclictest26291-21/usr/sbin/munin10:30:292
31691996311,11cyclictest27100-21irqrtprio11:40:192
31691996218,10cyclictest25569-21chrt10:26:332
31691996212,9cyclictest16168-21df07:45:132
31691996212,11cyclictest110242sleep207:34:182
189612620,4sleep118963-21latency_hist10:15:001
3169199609,17cyclictest31567-21irqrtprio11:50:192
3169199608,11cyclictest31497-21cut09:30:192
3169199603,54cyclictest10488-21/usr/sbin/munin08:40:292
31691996017,10cyclictest26984-21taskset08:06:122
3169199600,17cyclictest0-21swapper/211:20:132
270672600,5sleep30-21swapper/309:20:263
3169199598,8cyclictest13291-21ntpq10:00:202
3169199598,11cyclictest22199-21missed_timers09:10:162
31691995818,10cyclictest20956-21chrt10:16:422
31691995818,10cyclictest20956-21chrt10:16:412
31691995811,11cyclictest10136-21df_abs09:55:132
31689995826,5cyclictest9-21ksoftirqd/009:35:140
31689995820,4cyclictest18562-21kworker/0:010:39:150
134491580,7ptp4l0-21swapper/309:00:183
31691995718,10cyclictest31647-21taskset08:16:592
31691995717,10cyclictest30387-21taskset10:36:362
31691995716,11cyclictest7499-21taskset12:09:022
31690995717,7cyclictest25-21ksoftirqd/111:08:121
134491570,5ptp4l20509-21grep07:55:000
134491570,4ptp4l0-21swapper/009:40:270
134491570,3ptp4l0-21swapper/109:30:181
134491570,3ptp4l0-21swapper/107:46:261
134491570,3ptp4l0-21swapper/012:20:200
134491570,3ptp4l0-21swapper/008:45:190
3169199567,9cyclictest5718-21df_abs10:55:132
31691995617,11cyclictest15379-21chrt08:50:532
31691995611,8cyclictest560-21apt-get09:35:112
31690995620,9cyclictest25-21ksoftirqd/110:40:001
3168999560,25cyclictest10797-21kworker/0:108:56:170
134491560,6ptp4l0-21swapper/311:25:163
134491560,3ptp4l0-21swapper/107:24:551
134491560,3ptp4l0-21swapper/009:55:250
134491560,3ptp4l0-21swapper/007:20:250
31691995518,16cyclictest16371-21taskset10:07:382
31691995517,10cyclictest15417-21taskset07:41:212
31691995516,10cyclictest9517-21taskset11:00:342
3169199550,15cyclictest0-21swapper/208:45:162
3169099557,6cyclictest25-21ksoftirqd/107:44:301
134491550,4ptp4l0-21swapper/312:30:533
134491550,4ptp4l0-21swapper/312:13:213
134491550,4ptp4l0-21swapper/311:08:433
134491550,4ptp4l0-21swapper/310:02:483
134491550,4ptp4l0-21swapper/309:41:443
134491550,4ptp4l0-21swapper/008:32:020
134491550,4ptp4l0-21swapper/007:32:150
31691995416,11cyclictest13381-21taskset07:39:592
31691995313,36cyclictest7579-21apt-get09:50:112
3169199530,16cyclictest0-21swapper/212:15:182
31690995323,9cyclictest25-21ksoftirqd/111:30:191
31690995313,7cyclictest25-21ksoftirqd/111:35:271
134491530,5ptp4l0-21swapper/310:25:253
134491530,5ptp4l0-21swapper/107:09:351
134491530,4ptp4l0-21swapper/311:18:593
134491530,4ptp4l0-21swapper/309:30:133
134491530,4ptp4l0-21swapper/010:11:270
134491530,4ptp4l0-21swapper/007:10:540
134491530,3ptp4l0-21swapper/109:06:541
134491530,3ptp4l0-21swapper/008:42:210
31691995217,31cyclictest6364-21awk09:45:222
31691995217,31cyclictest6364-21awk09:45:222
31690995219,4cyclictest25-21ksoftirqd/112:05:151
31690995217,7cyclictest25-21ksoftirqd/110:50:141
134491520,4ptp4l0-21swapper/108:54:151
134491520,4ptp4l0-21swapper/009:01:430
134491520,4ptp4l0-21swapper/008:19:550
134491520,3ptp4l0-21swapper/310:21:333
134491520,3ptp4l0-21swapper/107:27:041
3169199518,9cyclictest28666-21ntpq08:10:242
31690995131,3cyclictest25-21ksoftirqd/111:13:141
31690995118,6cyclictest25-21ksoftirqd/111:50:251
3168999514,3cyclictest14277-21idleruntime-cro10:04:590
134491510,5ptp4l0-21swapper/311:20:543
134491510,4ptp4l0-21swapper/311:53:403
134491510,4ptp4l0-21swapper/109:11:451
31689995022,3cyclictest9-21ksoftirqd/011:25:190
31689995021,3cyclictest9-21ksoftirqd/012:25:130
31689995021,3cyclictest9-21ksoftirqd/009:25:150
134491500,4ptp4l0-21swapper/108:27:091
134491500,4ptp4l0-21swapper/108:10:441
134491500,4ptp4l0-21swapper/011:51:060
134491500,4ptp4l0-21swapper/011:02:040
134491500,3ptp4l0-21swapper/207:59:502
134491500,3ptp4l0-21swapper/009:17:210
31689994936,4cyclictest9-21ksoftirqd/010:20:000
31689994936,4cyclictest9-21ksoftirqd/010:20:000
31689994922,4cyclictest9-21ksoftirqd/009:20:180
134491490,5ptp4l0-21swapper/108:30:171
134491490,4ptp4l0-21swapper/310:58:153
134491490,4ptp4l0-21swapper/310:51:133
134491490,4ptp4l0-21swapper/110:19:071
134491490,4ptp4l0-21swapper/110:19:071
134491490,4ptp4l0-21swapper/008:35:510
134491490,3ptp4l0-21swapper/110:43:431
134491490,11ptp4l0-21swapper/007:05:130
134491490,10ptp4l0-21swapper/309:52:183
31690994839,3cyclictest25-21ksoftirqd/108:55:141
31689994817,3cyclictest9-21ksoftirqd/008:50:270
31689994817,3cyclictest28608-21kworker/0:012:09:100
134491480,9ptp4l0-21swapper/207:05:122
134491480,4ptp4l0-21swapper/008:22:080
31690994718,2cyclictest25-21ksoftirqd/111:27:261
31689994738,3cyclictest9-21ksoftirqd/010:25:010
3168999473,6cyclictest23777-21cron11:35:000
3168999473,1cyclictest0-21swapper/008:25:250
31689994718,3cyclictest9-21ksoftirqd/008:05:000
134491470,4ptp4l0-21swapper/311:37:223
134491470,4ptp4l0-21swapper/107:57:131
31690994637,3cyclictest25-21ksoftirqd/107:18:151
31690994615,6cyclictest25-21ksoftirqd/111:55:171
3169099460,2cyclictest121rcu_preempt11:40:221
3168999467,4cyclictest9-21ksoftirqd/012:40:000
31689994617,3cyclictest9-21ksoftirqd/008:10:270
31689994615,4cyclictest9-21ksoftirqd/011:05:160
31689994614,3cyclictest9-21ksoftirqd/011:20:200
31689994611,4cyclictest9-21ksoftirqd/010:55:240
134491460,4ptp4l14515-21apt-get12:25:033
134491460,4ptp4l0-21swapper/309:28:503
134491460,4ptp4l0-21swapper/109:29:521
134491460,4ptp4l0-21swapper/107:54:491
31690994530,8cyclictest25-21ksoftirqd/111:00:521
31690994522,10cyclictest25-21ksoftirqd/111:15:191
3169099450,3cyclictest121rcu_preempt09:45:011
3168999452,7cyclictest121rcu_preempt07:29:040
31689994514,3cyclictest9-21ksoftirqd/012:00:170
31689994514,3cyclictest9-21ksoftirqd/011:40:190
134491450,3ptp4l0-21swapper/109:45:441
134491450,3ptp4l0-21swapper/109:45:441
31691994410,8cyclictest18082-21ps10:10:252
31690994435,3cyclictest25-21ksoftirqd/108:42:081
31690994435,3cyclictest25-21ksoftirqd/107:32:241
31690994430,3cyclictest25-21ksoftirqd/112:40:001
3169099440,2cyclictest121rcu_preempt10:30:001
31689994416,3cyclictest9-21ksoftirqd/010:05:180
3168999441,3cyclictest1234-21tune2fs10:45:160
3168999441,3cyclictest1234-21tune2fs10:45:160
3168999440,3cyclictest441-21in:imuxsock10:40:350
134491440,9ptp4l0-21swapper/108:25:001
134491440,5ptp4l0-21swapper/307:50:113
134491440,5ptp4l0-21swapper/009:50:210
134491440,5ptp4l0-21swapper/009:10:100
134491440,4ptp4l0-21swapper/011:55:090
134491440,4ptp4l0-21swapper/009:08:150
134491440,3ptp4l21340-21ls12:35:273
134491440,3ptp4l0-21swapper/308:07:083
134491440,3ptp4l0-21swapper/012:12:100
31690994338,3cyclictest25-21ksoftirqd/107:15:001
31690994310,7cyclictest25-21ksoftirqd/112:00:161
3169099430,3cyclictest121rcu_preempt08:00:191
31689994323,5cyclictest9-21ksoftirqd/012:15:150
3168999431,3cyclictest25927-1kworker/0:1H11:39:590
134491430,9ptp4l0-21swapper/011:14:520
134491430,6ptp4l0-21swapper/107:35:151
134491430,5ptp4l0-21swapper/312:20:133
134491430,5ptp4l0-21swapper/311:00:163
134491430,5ptp4l0-21swapper/308:35:193
134491430,4ptp4l29476-21irqstats11:45:172
134491430,4ptp4l13299-21irqstats12:20:191
134491430,4ptp4l0-21swapper/311:58:273
134491430,4ptp4l0-21swapper/311:49:553
134491430,4ptp4l0-21swapper/311:11:043
134491430,4ptp4l0-21swapper/108:46:391
134491430,4ptp4l0-21swapper/007:57:320
31691994213,15cyclictest1317-21runrttasks10:40:522
3169099423,6cyclictest121rcu_preempt09:35:151
31690994236,3cyclictest25-21ksoftirqd/110:00:211
31690994236,3cyclictest25-21ksoftirqd/110:00:011
3169099423,3cyclictest121rcu_preempt12:10:141
3169099421,2cyclictest25-21ksoftirqd/108:38:061
3168999429,3cyclictest9-21ksoftirqd/009:30:010
3168999423,2cyclictest121rcu_preempt08:07:130
31689994228,4cyclictest9-21ksoftirqd/010:50:140
31689994214,3cyclictest9-21ksoftirqd/011:45:180
3168999420,35cyclictest20073-21kworker/0:209:48:420
3168999420,35cyclictest20073-21kworker/0:209:48:420
134491420,5ptp4l0-21swapper/308:20:113
134491420,5ptp4l0-21swapper/307:35:143
134491420,4ptp4l24908-21ntp_states10:25:240
134491420,4ptp4l10476-21/usr/sbin/munin07:30:263
134491420,4ptp4l0-21swapper/312:05:523
134491420,4ptp4l0-21swapper/110:09:271
134491420,4ptp4l0-21swapper/108:07:051
134491420,3ptp4l0-21swapper/007:15:030
31690994136,2cyclictest25-21ksoftirqd/112:20:001
31690994135,3cyclictest25-21ksoftirqd/109:20:201
3169099413,2cyclictest25-21ksoftirqd/111:20:211
31690994132,5cyclictest25-21ksoftirqd/110:32:561
31690994115,3cyclictest25-21ksoftirqd/110:48:011
31690994115,3cyclictest25-21ksoftirqd/110:48:011
3169099410,6cyclictest25-21ksoftirqd/112:30:231
3169099410,2cyclictest121rcu_preempt09:15:231
31689994118,2cyclictest9-21ksoftirqd/007:49:590
134491410,6ptp4l0-21swapper/308:25:133
134491410,5ptp4l2988-21mailstats07:15:253
134491410,5ptp4l0-21swapper/307:05:003
134491410,5ptp4l0-21swapper/012:30:240
134491410,4ptp4l11650-21diskstats07:35:150
134491410,4ptp4l10700-21iostat12:15:193
134491410,4ptp4l0-21swapper/308:50:153
134491410,4ptp4l0-21swapper/112:25:181
134491410,4ptp4l0-21swapper/011:18:400
134491410,4ptp4l0-21swapper/010:33:300
31690994033,3cyclictest25-21ksoftirqd/111:45:261
31690994022,7cyclictest25-21ksoftirqd/110:24:091
31689994034,3cyclictest9-21ksoftirqd/007:40:130
134491400,4ptp4l0-21swapper/311:42:293
134491400,4ptp4l0-21swapper/310:15:233
134491400,4ptp4l0-21swapper/310:15:233
134491400,4ptp4l0-21swapper/310:05:573
134491400,4ptp4l0-21swapper/308:55:193
134491400,4ptp4l0-21swapper/308:10:233
134491400,4ptp4l0-21swapper/210:48:012
134491400,4ptp4l0-21swapper/210:48:002
134491400,4ptp4l0-21swapper/108:16:451
31690993934,3cyclictest25-21ksoftirqd/109:50:271
31690993934,3cyclictest25-21ksoftirqd/109:00:271
134491390,5ptp4l0-21swapper/309:45:133
134491390,5ptp4l0-21swapper/309:45:133
134491390,5ptp4l0-21swapper/308:30:153
134491390,4ptp4l0-21swapper/312:00:153
134491390,4ptp4l0-21swapper/310:40:143
134491390,4ptp4l0-21swapper/310:35:253
134491390,4ptp4l0-21swapper/309:59:053
134491390,4ptp4l0-21swapper/309:12:193
134491390,4ptp4l0-21swapper/309:05:213
134491390,4ptp4l0-21swapper/307:55:153
134491390,4ptp4l0-21swapper/307:46:333
134491390,4ptp4l0-21swapper/307:20:213
134491390,4ptp4l0-21swapper/307:10:183
134491390,3ptp4l26613-21diskstats10:30:153
134491390,3ptp4l0-21swapper/307:28:553
134491380,4ptp4l13643-21/usr/sbin/munin07:40:153
134491380,4ptp4l0-21swapper/309:15:173
134491380,4ptp4l0-21swapper/308:40:153
134491380,4ptp4l0-21swapper/308:17:173
134491380,4ptp4l0-21swapper/308:00:213
134491380,3ptp4l557-21acpi09:35:123
134491380,3ptp4l0-21swapper/308:45:153
46198370,4rtkit-daemon41-21ksoftirqd/310:10:193
31690993732,3cyclictest25-21ksoftirqd/110:55:181
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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