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2026-02-09 - 04:29
[ 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 00:45:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2094521690,6sleep3683199cyclictest00:15:273
63752830,3sleep36380-21switchtime21:25:273
682999679,16cyclictest17112-21iostat21:50:181
682999668,14cyclictest25968-21/usr/sbin/munin22:10:121
682999645,16cyclictest14806-21irqrtprio20:35:171
175182640,2sleep017523-21irqrtprio23:00:180
682999639,10cyclictest30325-21latency_hist20:00:011
682999637,11cyclictest17169-21cut20:40:191
134491630,5ptp4l0-21swapper/023:50:190
682999627,11cyclictest2776-21sed23:40:011
6829996213,11cyclictest25384-21chrt23:15:361
6829996112,12cyclictest22944-21chrt20:51:461
6829996110,16cyclictest16499-21mv00:06:031
682999609,10cyclictest18844-21unixbench_singl00:10:271
682999608,10cyclictest25337-21sed19:49:591
682999606,10cyclictest0-21swapper/100:35:261
6829996010,12cyclictest21297-21sed23:10:001
682999597,20cyclictest11953-21grep21:40:131
6829995911,9cyclictest22394-21sed23:10:221
134491590,4ptp4l0-21swapper/100:20:171
134491590,3ptp4l0-21swapper/320:05:283
134491590,20ptp4l0-21swapper/221:50:172
682999589,9cyclictest11250-21cat23:55:261
682999589,17cyclictest1301-21snmpd19:20:111
682999585,17cyclictest0-21swapper/121:55:281
682999585,11cyclictest0-21swapper/121:25:121
6829995817,38cyclictest7752-21hddtemp_smartct21:30:161
682999578,10cyclictest2818-21cpuspeed_turbos20:10:141
682999577,14cyclictest1138-21cat21:15:181
682999576,11cyclictest5301-21cat22:35:131
682999576,10cyclictest9645-21sed22:44:591
6829995710,16cyclictest0-21swapper/121:05:271
134491570,4ptp4l0-21swapper/219:40:282
134491570,4ptp4l0-21swapper/020:20:200
134491570,3ptp4l0-21swapper/320:01:073
134491570,3ptp4l0-21swapper/021:52:130
682999568,10cyclictest18976-21latency_hist23:05:011
6829995616,37cyclictest30794-21hddtemp_smartct20:00:161
134491560,4ptp4l0-21swapper/000:00:340
134491560,3ptp4l0-21swapper/123:26:541
134491560,3ptp4l0-21swapper/121:20:381
682999558,17cyclictest16455-21expr19:30:131
134491550,4ptp4l0-21swapper/220:42:292
134491550,4ptp4l0-21swapper/020:07:560
134491550,4ptp4l0-21swapper/019:12:140
134491550,4ptp4l0-21swapper/000:07:260
134491550,3ptp4l0-21swapper/119:08:501
134491550,3ptp4l0-21swapper/022:45:290
6829995416,35cyclictest24251-21iostat22:05:181
134491540,4ptp4l0-21swapper/023:14:220
134491540,4ptp4l0-21swapper/022:37:250
134491540,4ptp4l0-21swapper/000:37:080
134491540,10ptp4l0-21swapper/322:35:383
682999535,11cyclictest32226-21unixbench_multi23:30:261
682999535,11cyclictest22980-21awk22:00:361
134491530,4ptp4l0-21swapper/200:36:062
134491530,4ptp4l0-21swapper/023:47:340
134491530,4ptp4l0-21swapper/022:33:270
134491530,4ptp4l0-21swapper/022:13:300
134491530,4ptp4l0-21swapper/019:21:430
134491530,4ptp4l0-21swapper/000:11:180
134491520,4ptp4l0-21swapper/322:51:533
134491520,4ptp4l0-21swapper/220:17:412
134491520,4ptp4l0-21swapper/220:17:412
134491520,4ptp4l0-21swapper/200:00:192
134491520,4ptp4l0-21swapper/020:16:330
134491520,4ptp4l0-21swapper/020:16:330
134491520,3ptp4l0-21swapper/221:47:312
683199511,7cyclictest15572-21ntpq22:55:243
682999516,10cyclictest8476-21unixbench_multi19:10:281
682999515,9cyclictest0-21swapper/120:45:131
6829995113,11cyclictest22855-21taskset19:43:281
6829995113,11cyclictest11339-21seq21:35:511
134491510,4ptp4l0-21swapper/322:40:143
134491510,4ptp4l0-21swapper/221:27:212
134491510,4ptp4l0-21swapper/220:45:442
134491510,4ptp4l0-21swapper/023:40:490
682999508,8cyclictest27178-21cat21:00:281
682999508,10cyclictest12656-21sed00:00:151
682999505,21cyclictest0-21swapper/121:11:231
682999505,16cyclictest0-21swapper/122:30:251
134491500,4ptp4l683099cyclictest23:42:082
134491500,3ptp4l0-21swapper/322:06:333
134491500,3ptp4l0-21swapper/021:59:440
682999493,43cyclictest21058-21kworker/1:223:54:091
6829994913,11cyclictest15970-21taskset21:45:571
6828994916,7cyclictest9-21ksoftirqd/021:35:000
134491490,4ptp4l0-21swapper/321:50:253
134491490,4ptp4l0-21swapper/222:50:332
134491490,4ptp4l0-21swapper/022:26:460
134491490,14ptp4l20652-21grep21:55:282
682999488,7cyclictest19719-21ntpq19:35:211
6828994816,3cyclictest9-21ksoftirqd/021:15:010
134491480,4ptp4l0-21swapper/323:12:473
134491480,4ptp4l0-21swapper/322:32:003
134491480,4ptp4l0-21swapper/221:05:332
134491480,4ptp4l0-21swapper/000:26:340
134491480,2ptp4l0-21swapper/300:29:113
682999479,7cyclictest5553-21iostat_ios20:15:191
682999479,7cyclictest5553-21iostat_ios20:15:191
682999478,6cyclictest137891phc2sys00:16:061
134491470,3ptp4l0-21swapper/019:47:150
134491470,12ptp4l0-21swapper/022:05:240
683099462,42cyclictest0-21swapper/221:00:392
682999467,7cyclictest13549-21apt-get19:25:031
6828994617,3cyclictest9-21ksoftirqd/021:00:010
6828994616,3cyclictest9-21ksoftirqd/020:45:140
134491460,6ptp4l1301-21snmpd19:05:083
134491460,4ptp4l0-21swapper/300:04:483
134491460,4ptp4l0-21swapper/022:16:100
134491460,2ptp4l0-21swapper/219:53:002
134491460,10ptp4l0-21swapper/019:54:060
134491460,10ptp4l0-21swapper/019:05:120
682999459,8cyclictest12220-21df_inode20:30:131
134491450,9ptp4l0-21swapper/223:10:312
134491450,8ptp4l0-21swapper/200:05:582
134491450,4ptp4l9159-21apt-get19:15:110
134491450,4ptp4l19495-21apt-get00:15:132
134491450,4ptp4l0-21swapper/221:40:192
134491450,4ptp4l0-21swapper/021:04:130
134491450,3ptp4l0-21swapper/021:25:330
682999448,8cyclictest32354-21runrttasks22:21:121
682999448,8cyclictest32354-21runrttasks22:21:121
682999445,9cyclictest25063-21ls00:25:221
134491440,9ptp4l0-21swapper/221:20:572
134491440,9ptp4l0-21swapper/220:24:152
134491440,8ptp4l0-21swapper/220:33:112
134491440,4ptp4l2318-21gnome-shell23:41:581
134491440,4ptp4l18201-21ls23:00:262
134491440,3ptp4l0-21swapper/222:48:332
134491440,2ptp4l121rcu_preempt19:54:033
682899439,6cyclictest9-21ksoftirqd/022:50:170
682899439,4cyclictest9-21ksoftirqd/021:48:260
682899438,4cyclictest9-21ksoftirqd/022:57:470
6828994312,4cyclictest9-21ksoftirqd/022:40:180
134491430,8ptp4l0-21swapper/219:27:532
134491430,5ptp4l16305-21apt-get19:30:123
134491430,5ptp4l0-21swapper/000:15:210
134491430,4ptp4l32666-21apt-get20:05:121
134491430,4ptp4l21816-21apt-get00:20:133
134491430,4ptp4l21140-21df19:40:140
134491430,4ptp4l14244-21apt-get21:45:123
134491430,4ptp4l0-21swapper/321:40:543
134491430,4ptp4l0-21swapper/319:22:533
134491430,4ptp4l0-21swapper/021:19:110
134491430,3ptp4l468-21apt-get22:25:152
134491430,3ptp4l14004-21apt-get19:25:130
682899422,3cyclictest121rcu_preempt23:26:220
6828994213,3cyclictest9-21ksoftirqd/019:40:000
134491420,9ptp4l0-21swapper/223:22:212
134491420,8ptp4l0-21swapper/223:28:112
134491420,8ptp4l0-21swapper/220:11:062
134491420,5ptp4l29843-21ntp_states00:35:233
134491420,5ptp4l28095-21users00:30:262
134491420,5ptp4l0-21swapper/322:15:223
134491420,5ptp4l0-21swapper/021:40:150
134491420,4ptp4l7555-21apt-get22:40:132
134491420,4ptp4l28285-21apt-get22:15:121
134491420,4ptp4l18844-21apt-get20:45:113
134491420,4ptp4l0-21swapper/320:55:213
134491420,4ptp4l0-21swapper/220:58:432
134491420,4ptp4l0-21swapper/219:55:142
134491420,4ptp4l0-21swapper/023:58:040
134491420,3ptp4l7314-21apt-get20:20:111
134491420,3ptp4l21381-21apt-get22:00:130
683099411,38cyclictest0-21swapper/219:45:192
683099411,2cyclictest0-21swapper/223:53:582
682899419,5cyclictest9-21ksoftirqd/020:35:150
682899418,4cyclictest9-21ksoftirqd/022:20:150
682899418,4cyclictest9-21ksoftirqd/022:20:150
6828994134,4cyclictest16592-21kworker/0:100:24:480
134491410,9ptp4l0-21swapper/222:08:362
134491410,9ptp4l0-21swapper/220:06:392
134491410,9ptp4l0-21swapper/020:44:330
134491410,5ptp4l1301-21snmpd21:06:453
134491410,5ptp4l0-21swapper/321:35:143
134491410,5ptp4l0-21swapper/320:50:213
134491410,5ptp4l0-21swapper/200:25:162
134491410,5ptp4l0-21swapper/021:35:200
134491410,5ptp4l0-21swapper/021:20:160
134491410,5ptp4l0-21swapper/020:00:120
134491410,4ptp4l921-21hddtemp_smartct22:25:183
134491410,4ptp4l32672-21apt-get21:15:122
134491410,4ptp4l3021-21cpuspeed_turbos22:30:152
134491410,4ptp4l27293-21/usr/sbin/munin22:10:242
134491410,4ptp4l0-21swapper/320:43:483
134491410,4ptp4l0-21swapper/320:25:163
134491410,4ptp4l0-21swapper/319:56:153
134491410,4ptp4l0-21swapper/319:10:153
134491410,4ptp4l0-21swapper/223:32:092
134491410,4ptp4l0-21swapper/221:36:472
134491410,4ptp4l0-21swapper/219:15:072
134491410,4ptp4l0-21swapper/219:12:472
134491410,4ptp4l0-21swapper/200:20:112
134491410,4ptp4l0-21swapper/119:19:081
134491410,4ptp4l0-21swapper/021:09:440
134491410,4ptp4l0-21swapper/020:30:070
134491410,3ptp4l5654-21smartctl22:35:172
134491410,3ptp4l10049-21hddtemp_smartct20:25:160
6828994034,4cyclictest32262-21kworker/0:220:12:270
6828994011,5cyclictest9-21ksoftirqd/023:05:150
134491400,6ptp4l0-21swapper/320:15:233
134491400,6ptp4l0-21swapper/320:15:233
134491400,5ptp4l29575-21systemctl22:15:252
134491400,5ptp4l28173-21cat22:15:003
134491400,5ptp4l0-21swapper/023:30:120
134491400,5ptp4l0-21swapper/020:50:180
134491400,4ptp4l0-21swapper/323:30:203
134491400,4ptp4l0-21swapper/323:22:223
134491400,4ptp4l0-21swapper/323:09:383
134491400,4ptp4l0-21swapper/223:57:222
134491400,4ptp4l0-21swapper/223:46:382
134491400,4ptp4l0-21swapper/222:21:212
134491400,4ptp4l0-21swapper/222:21:212
134491400,4ptp4l0-21swapper/222:04:092
134491400,4ptp4l0-21swapper/221:30:352
134491400,4ptp4l0-21swapper/221:13:102
134491400,4ptp4l0-21swapper/220:03:392
134491400,4ptp4l0-21swapper/219:35:522
134491400,4ptp4l0-21swapper/200:10:092
134491400,4ptp4l0-21swapper/123:20:231
134491400,4ptp4l0-21swapper/023:20:150
134491400,4ptp4l0-21swapper/019:55:190
134491400,4ptp4l0-21swapper/019:30:240
134491400,4ptp4l0-21swapper/000:31:060
134491400,3ptp4l5817-21iostat_ios23:45:161
134491400,3ptp4l15399-21ls22:55:202
134491400,3ptp4l13109-21meminfo22:50:221
134491400,3ptp4l10743-21ntp_states20:25:242
6828993934,3cyclictest9-21ksoftirqd/023:35:180
134491390,5ptp4l0-21swapper/321:15:113
134491390,5ptp4l0-21swapper/320:32:393
134491390,4ptp4l0-21swapper/323:55:013
134491390,4ptp4l0-21swapper/323:45:183
134491390,4ptp4l0-21swapper/323:15:283
134491390,4ptp4l0-21swapper/323:02:193
134491390,4ptp4l0-21swapper/322:20:493
134491390,4ptp4l0-21swapper/322:20:493
134491390,4ptp4l0-21swapper/322:00:153
134491390,4ptp4l0-21swapper/320:36:093
134491390,4ptp4l0-21swapper/319:40:113
134491390,4ptp4l0-21swapper/300:32:143
134491390,4ptp4l0-21swapper/300:10:183
134491390,4ptp4l0-21swapper/223:35:372
134491390,4ptp4l0-21swapper/223:18:382
134491390,4ptp4l0-21swapper/223:08:012
134491390,4ptp4l0-21swapper/219:30:022
134491390,4ptp4l0-21swapper/219:21:522
134491390,4ptp4l0-21swapper/122:55:221
134491390,4ptp4l0-21swapper/122:47:441
134491390,4ptp4l0-21swapper/120:25:181
134491390,4ptp4l0-21swapper/119:50:041
134491390,4ptp4l0-21swapper/023:15:090
134491390,3ptp4l10813-21memory22:45:223
134491390,3ptp4l0-21swapper/220:53:052
134491390,3ptp4l0-21swapper/122:25:251
134491390,10ptp4l0-21swapper/321:33:433
134491380,4ptp4l0-21swapper/323:50:493
134491380,4ptp4l0-21swapper/321:55:423
134491380,4ptp4l0-21swapper/321:10:153
134491380,4ptp4l0-21swapper/321:03:263
134491380,4ptp4l0-21swapper/320:21:563
134491380,4ptp4l0-21swapper/319:39:093
134491380,4ptp4l0-21swapper/319:18:313
134491380,4ptp4l0-21swapper/300:05:263
134491380,4ptp4l0-21swapper/220:35:092
134491380,4ptp4l0-21swapper/120:56:481
134491380,4ptp4l0-21swapper/100:30:211
134491370,4ptp4l0-21swapper/323:40:343
134491370,4ptp4l0-21swapper/320:10:363
134491370,3ptp4l0-21swapper/319:46:053
6831993631,3cyclictest41-21ksoftirqd/319:25:133
134491350,4ptp4l0-21swapper/323:39:383
134491350,3ptp4l0-21swapper/321:21:343
6831993226,4cyclictest41-21ksoftirqd/323:27:453
134491280,5ptp4l0-21swapper/219:05:062
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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