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2026-01-28 - 13:50
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 Wed Jan 28, 2026 00:45:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1131021440,6sleep3258999cyclictest20:35:213
2409321310,2sleep1258799cyclictest23:20:271
1545321190,5sleep3258999cyclictest20:45:163
134491760,4ptp4l0-21swapper/020:23:070
96662720,5sleep10-21swapper/121:40:261
258999656,18cyclictest15810-21cut21:55:183
258999636,17cyclictest13986-21rt-features20:40:233
258999634,11cyclictest20348-21cut20:55:193
2587996328,11cyclictest25-21ksoftirqd/119:40:011
258999625,17cyclictest0-21swapper/300:25:153
2587996232,3cyclictest25-21ksoftirqd/123:11:111
2587996231,4cyclictest25-21ksoftirqd/100:30:191
2587996230,4cyclictest25-21ksoftirqd/122:25:001
2587996227,3cyclictest25-21ksoftirqd/120:10:221
134491620,16ptp4l0-21swapper/023:20:100
258999616,15cyclictest8417-21cpuspeed22:50:133
258999616,11cyclictest21032-21switchtime22:05:253
258999616,10cyclictest32554-21latency23:40:183
258999613,10cyclictest4796-21cut23:50:193
2587996129,8cyclictest25-21ksoftirqd/119:35:011
2587996128,4cyclictest25-21ksoftirqd/123:55:001
2587996127,7cyclictest25-21ksoftirqd/123:25:131
134491610,5ptp4l0-21swapper/220:45:122
258999608,10cyclictest23351-21irqrtprio00:30:203
2587996031,7cyclictest25-21ksoftirqd/120:05:141
2587996031,4cyclictest25-21ksoftirqd/122:47:481
2587996031,4cyclictest25-21ksoftirqd/122:29:471
2587996028,9cyclictest25-21ksoftirqd/121:15:001
2587996027,8cyclictest25-21ksoftirqd/123:40:141
2587996026,8cyclictest25-21ksoftirqd/121:15:251
2587996026,4cyclictest25-21ksoftirqd/121:55:211
2587996025,8cyclictest25-21ksoftirqd/123:15:181
258999596,11cyclictest10995-21grep00:05:153
258999595,12cyclictest19387-21unixbench_multi23:10:273
258999595,11cyclictest12422-21cut19:30:153
2587995930,3cyclictest25-21ksoftirqd/121:52:321
2587995928,8cyclictest25-21ksoftirqd/120:02:211
2587995928,4cyclictest25-21ksoftirqd/121:31:061
2587995925,4cyclictest25-21ksoftirqd/121:38:361
2587995924,4cyclictest25-21ksoftirqd/100:10:161
2587995923,8cyclictest25-21ksoftirqd/123:45:201
258999585,11cyclictest0-21swapper/319:20:273
258999584,11cyclictest27268-21irqrtprio21:10:183
2587995828,4cyclictest25-21ksoftirqd/121:09:591
2587995828,3cyclictest25-21ksoftirqd/120:30:321
2587995827,8cyclictest25-21ksoftirqd/123:00:131
2587995824,4cyclictest25-21ksoftirqd/100:05:231
2587995822,7cyclictest25-21ksoftirqd/122:55:001
258999575,9cyclictest0-21swapper/321:45:293
2587995730,7cyclictest25-21ksoftirqd/121:28:371
2587995725,4cyclictest25-21ksoftirqd/120:45:131
2587995719,4cyclictest25-21ksoftirqd/120:55:261
2587995717,7cyclictest25-21ksoftirqd/122:36:051
134491570,5ptp4l0-21swapper/219:06:042
134491570,4ptp4l0-21swapper/223:36:142
134491570,4ptp4l0-21swapper/223:20:262
134491570,4ptp4l0-21swapper/000:35:240
2587995628,3cyclictest25-21ksoftirqd/123:59:091
2587995627,3cyclictest25-21ksoftirqd/120:51:031
2587995626,4cyclictest25-21ksoftirqd/122:40:191
2587995625,7cyclictest25-21ksoftirqd/122:05:191
2587995625,3cyclictest25-21ksoftirqd/122:00:291
2587995625,3cyclictest25-21ksoftirqd/122:00:291
2587995621,8cyclictest25-21ksoftirqd/119:45:181
2587995620,7cyclictest25-21ksoftirqd/119:50:211
2587995620,7cyclictest25-21ksoftirqd/119:50:211
2587995619,5cyclictest25-21ksoftirqd/123:40:001
134491560,4ptp4l0-21swapper/221:15:212
258999557,16cyclictest2796-21awk21:25:263
258999556,17cyclictest5146-21df_abs19:15:163
258999554,14cyclictest29302-21/usr/sbin/munin23:35:143
258999554,12cyclictest9840-21cpuspeed19:25:143
258799558,2cyclictest25-21ksoftirqd/100:25:001
2587995525,6cyclictest25-21ksoftirqd/120:19:391
2587995524,3cyclictest25-21ksoftirqd/100:37:041
2587995521,8cyclictest25-21ksoftirqd/121:45:141
134491550,5ptp4l0-21swapper/122:55:121
134491550,4ptp4l0-21swapper/021:33:510
134491550,3ptp4l0-21swapper/121:00:151
258999546,11cyclictest7638-21unixbench_multi22:45:283
2587995429,8cyclictest25-21ksoftirqd/119:23:301
2587995428,8cyclictest25-21ksoftirqd/100:17:131
134491540,3ptp4l0-21swapper/222:33:082
134491540,3ptp4l0-21swapper/220:32:292
134491540,3ptp4l0-21swapper/200:20:222
134491540,12ptp4l1068-21memory19:05:190
258999537,10cyclictest10926-21cat22:55:133
258999536,11cyclictest0-21swapper/321:32:283
258999535,12cyclictest9252-21ntp_states21:40:223
258999532,10cyclictest0-21swapper/323:15:273
258799536,3cyclictest25-21ksoftirqd/100:25:191
2587995333,5cyclictest25-21ksoftirqd/122:30:161
2587995327,7cyclictest25-21ksoftirqd/120:20:171
2587995323,8cyclictest25-21ksoftirqd/120:35:221
2587995322,6cyclictest25-21ksoftirqd/119:25:241
134491530,4ptp4l0-21swapper/223:40:172
134491530,4ptp4l0-21swapper/220:39:572
258999527,6cyclictest17809-21ntp_states19:40:253
258999526,10cyclictest0-21swapper/320:19:593
258999524,9cyclictest0-21swapper/322:10:173
258999522,11cyclictest13999-21gzip21:50:243
2587995226,6cyclictest25-21ksoftirqd/119:55:131
2587995214,4cyclictest25-21ksoftirqd/119:15:171
258999517,6cyclictest0-21swapper/323:46:513
258999517,14cyclictest25692-21ssh21:05:243
258999513,11cyclictest25669-21missed_timers23:25:193
2588995130,12cyclictest33-21ksoftirqd/200:38:512
258799516,2cyclictest25-21ksoftirqd/121:20:261
2587995121,9cyclictest25-21ksoftirqd/123:05:281
2587995121,9cyclictest25-21ksoftirqd/123:05:281
2587995113,7cyclictest25-21ksoftirqd/119:10:151
134491510,3ptp4l0-21swapper/223:15:222
258999506,11cyclictest338-21cat22:30:263
2588995030,12cyclictest33-21ksoftirqd/220:06:282
2587995022,6cyclictest25-21ksoftirqd/120:40:221
2587995018,7cyclictest25-21ksoftirqd/123:30:171
134491500,4ptp4l0-21swapper/220:14:392
134491500,4ptp4l0-21swapper/021:43:230
134491500,3ptp4l25280-21iostat23:25:150
134491500,3ptp4l0-21swapper/200:28:542
134491500,3ptp4l0-21swapper/021:00:370
2588994926,4cyclictest33-21ksoftirqd/219:26:092
2588994917,3cyclictest33-21ksoftirqd/220:25:212
134491490,4ptp4l0-21swapper/023:57:040
134491490,4ptp4l0-21swapper/021:38:570
258999486,9cyclictest0-21swapper/320:20:183
2588994827,9cyclictest33-21ksoftirqd/219:53:372
2588994827,9cyclictest33-21ksoftirqd/219:53:372
2588994818,3cyclictest33-21ksoftirqd/222:05:132
2588994815,6cyclictest33-21ksoftirqd/223:05:002
258799487,3cyclictest25-21ksoftirqd/119:40:261
134491480,5ptp4l0-21swapper/319:09:013
134491480,4ptp4l0-21swapper/022:14:320
134491480,4ptp4l0-21swapper/020:01:310
258999477,6cyclictest0-21swapper/320:53:453
258999474,11cyclictest19983-21cat19:45:223
2588994732,4cyclictest33-21ksoftirqd/219:20:172
2588994732,12cyclictest33-21ksoftirqd/219:50:002
258799474,2cyclictest25-21ksoftirqd/120:25:221
2587994720,6cyclictest25-21ksoftirqd/122:16:091
2587994719,6cyclictest25-21ksoftirqd/122:10:131
258999467,7cyclictest22403-21/usr/sbin/munin23:20:143
258999467,10cyclictest5917-21cat21:35:133
258999464,8cyclictest27639-21irqstats22:20:183
2588994611,4cyclictest33-21ksoftirqd/220:40:002
258799460,9cyclictest25-21ksoftirqd/100:00:241
134491460,3ptp4l0-21swapper/221:08:212
134491460,3ptp4l0-21swapper/021:18:230
134491460,3ptp4l0-21swapper/019:30:390
258999456,7cyclictest22224-21ls19:50:193
258999456,7cyclictest22224-21ls19:50:183
258999453,9cyclictest32153-21ls20:10:273
2588994525,12cyclictest33-21ksoftirqd/221:01:562
134491450,9ptp4l0-21swapper/022:05:540
134491450,11ptp4l0-21swapper/220:20:152
258999446,7cyclictest25357-21ntp_kernel_pll_22:15:213
258999445,11cyclictest17740-21cat23:10:003
258999445,11cyclictest17740-21cat23:10:003
2588994439,3cyclictest33-21ksoftirqd/219:39:592
2588994438,3cyclictest33-21ksoftirqd/200:20:002
2588994431,11cyclictest33-21ksoftirqd/219:20:002
2588994413,8cyclictest33-21ksoftirqd/221:50:262
2588994413,4cyclictest33-21ksoftirqd/222:35:232
2588994410,6cyclictest33-21ksoftirqd/219:40:172
134491440,9ptp4l0-21swapper/023:49:330
134491440,3ptp4l19631-21apt-get20:55:122
134491440,3ptp4l0-21swapper/020:29:510
134491440,11ptp4l0-21swapper/221:14:592
134491440,11ptp4l0-21swapper/020:53:580
258999433,8cyclictest0-21swapper/322:25:163
258999432,11cyclictest2677-21ps22:35:233
258999431,8cyclictest0-21swapper/320:05:193
258899439,6cyclictest33-21ksoftirqd/221:20:202
258899438,11cyclictest33-21ksoftirqd/223:11:102
2588994338,3cyclictest33-21ksoftirqd/222:05:002
2588994338,3cyclictest33-21ksoftirqd/222:05:002
2588994337,3cyclictest33-21ksoftirqd/222:20:002
134491430,9ptp4l0-21swapper/220:16:292
134491430,3ptp4l0-21swapper/020:57:250
134491430,3ptp4l0-21swapper/019:12:050
258999428,6cyclictest137891phc2sys23:32:023
258999425,9cyclictest0-21swapper/321:20:163
258999421,17cyclictest22353-21runrttasks21:00:163
2588994236,3cyclictest33-21ksoftirqd/223:45:582
2588994230,10cyclictest33-21ksoftirqd/222:10:252
2588994227,6cyclictest33-21ksoftirqd/222:56:192
2588994224,5cyclictest33-21ksoftirqd/223:07:092
2588994224,5cyclictest33-21ksoftirqd/223:07:092
2588994212,7cyclictest33-21ksoftirqd/221:55:272
2588994211,7cyclictest33-21ksoftirqd/221:25:172
134491420,4ptp4l10424-21apt-get22:55:020
134491420,4ptp4l0-21swapper/000:01:030
134491420,3ptp4l0-21swapper/300:15:583
258999415,7cyclictest23342-21apt-get19:55:013
258899419,6cyclictest33-21ksoftirqd/221:39:212
2588994137,2cyclictest33-21ksoftirqd/219:35:002
2588994136,3cyclictest33-21ksoftirqd/223:30:152
2588994136,3cyclictest33-21ksoftirqd/200:10:002
2588994135,3cyclictest33-21ksoftirqd/222:55:002
2588994135,3cyclictest33-21ksoftirqd/220:05:002
2588994135,3cyclictest33-21ksoftirqd/219:55:582
2588994134,4cyclictest77750irq/144-enp4s0-22:44:322
2588994124,4cyclictest33-21ksoftirqd/200:14:242
2588994120,12cyclictest33-21ksoftirqd/219:10:062
134491410,9ptp4l0-21swapper/019:50:030
134491410,9ptp4l0-21swapper/019:50:030
134491410,5ptp4l0-21swapper/223:25:102
134491410,5ptp4l0-21swapper/119:05:261
134491410,5ptp4l0-21swapper/019:40:130
134491410,4ptp4l8519-21irqstats20:30:180
134491410,4ptp4l29658-21iostat22:25:170
134491410,4ptp4l29096-21apt-get22:25:122
134491410,4ptp4l24256-21apt-get21:05:090
134491410,4ptp4l0-21swapper/023:15:260
134491410,4ptp4l0-21swapper/023:03:220
134491410,4ptp4l0-21swapper/019:38:010
134491410,3ptp4l12723-21apt-get20:40:110
2588994036,2cyclictest33-21ksoftirqd/200:00:012
2588994034,3cyclictest33-21ksoftirqd/200:31:592
2588994034,3cyclictest33-21ksoftirqd/200:05:012
2586994035,3cyclictest9-21ksoftirqd/022:05:000
2586994035,3cyclictest9-21ksoftirqd/022:05:000
134491400,7ptp4l3449-21wc21:30:010
134491400,7ptp4l0-21swapper/022:50:180
134491400,5ptp4l0-21swapper/000:05:240
134491400,4ptp4l7724-21users22:45:290
134491400,4ptp4l4914-21meminfo23:50:200
134491400,4ptp4l31850-21df23:40:120
134491400,4ptp4l19937-21meminfo19:45:200
134491400,4ptp4l0-21swapper/223:50:172
134491400,4ptp4l0-21swapper/221:46:042
134491400,4ptp4l0-21swapper/021:21:430
134491400,4ptp4l0-21swapper/020:39:460
134491400,4ptp4l0-21swapper/019:17:330
134491400,4ptp4l0-21swapper/000:27:330
134491400,4ptp4l0-21swapper/000:22:280
134491400,4ptp4l0-21swapper/000:15:440
134491400,4ptp4l0-21swapper/000:10:540
134491400,3ptp4l24261-21apt-get22:15:130
134491400,3ptp4l0-21swapper/019:55:150
46198390,4rtkit-daemon0-21swapper/320:25:203
258999392,17cyclictest14447-21ps23:00:243
2588993934,3cyclictest33-21ksoftirqd/221:43:582
2588993919,12cyclictest33-21ksoftirqd/222:20:352
134491390,5ptp4l0-21swapper/300:37:333
134491390,5ptp4l0-21swapper/300:20:123
134491390,4ptp4l9602-21cat00:00:203
134491390,4ptp4l28965-21/usr/sbin/munin20:05:180
134491390,4ptp4l16438-21meminfo23:05:200
134491390,4ptp4l16438-21meminfo23:05:200
134491390,4ptp4l0-21swapper/220:50:192
134491390,4ptp4l0-21swapper/023:39:580
134491390,4ptp4l0-21swapper/023:14:080
134491390,4ptp4l0-21swapper/021:55:060
134491390,4ptp4l0-21swapper/020:15:150
134491390,4ptp4l0-21swapper/020:10:210
134491390,4ptp4l0-21swapper/000:33:100
134491390,3ptp4l4866-21ntp_states22:40:220
134491390,3ptp4l3818-21diskstats21:30:152
134491390,3ptp4l26867-21/usr/sbin/munin21:10:140
134491390,3ptp4l0-21swapper/021:54:410
134491390,3ptp4l0-21swapper/021:46:290
258999384,6cyclictest6689-21perl23:55:163
2588993833,3cyclictest33-21ksoftirqd/222:45:152
134491380,4ptp4l0-21swapper/322:00:143
134491380,4ptp4l0-21swapper/322:00:143
134491380,4ptp4l0-21swapper/321:17:073
134491380,4ptp4l0-21swapper/320:30:153
134491380,4ptp4l0-21swapper/320:00:293
134491380,4ptp4l0-21swapper/023:32:210
134491380,4ptp4l0-21swapper/022:35:220
134491380,4ptp4l0-21swapper/019:25:100
134491380,3ptp4l31696-21df_inode22:30:150
134491380,3ptp4l15590-21iostat20:45:170
46198370,4rtkit-daemon0-21swapper/300:10:193
134491370,4ptp4l27134-21grep22:20:150
134491370,4ptp4l0-21swapper/322:43:553
134491370,4ptp4l0-21swapper/319:13:073
134491370,4ptp4l0-21swapper/019:24:410
134491360,2ptp4l14346-21/usr/sbin/munin19:35:183
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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