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2026-02-24 - 09:35
[ 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 376 highest latencies:
System rackdslot1.osadl.org (updated Tue Feb 24, 2026 00:45:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1471121700,5sleep33183999cyclictest22:00:143
31838997333,9cyclictest33-21ksoftirqd/222:15:012
31836997231,6cyclictest9-21ksoftirqd/020:05:270
3183799704,63cyclictest10889-21kworker/1:120:31:081
31838996731,3cyclictest33-21ksoftirqd/222:54:592
298972660,6sleep10-21swapper/119:05:131
298972660,6sleep10-21swapper/119:05:131
31838996527,5cyclictest33-21ksoftirqd/221:00:262
31836996533,5cyclictest9-21ksoftirqd/021:35:010
31836996429,6cyclictest9-21ksoftirqd/020:00:250
31838996330,5cyclictest33-21ksoftirqd/221:45:392
31838996329,5cyclictest33-21ksoftirqd/220:50:232
31838996328,6cyclictest33-21ksoftirqd/221:55:192
31836996329,6cyclictest9-21ksoftirqd/022:45:180
31836996328,5cyclictest9-21ksoftirqd/021:00:010
280252630,7sleep33183999cyclictest21:20:153
31838996257,2cyclictest321ktimersoftd/222:40:202
31838996231,5cyclictest33-21ksoftirqd/221:40:252
31838996230,5cyclictest33-21ksoftirqd/200:20:252
31836996223,4cyclictest9-21ksoftirqd/019:25:260
31838996131,4cyclictest33-21ksoftirqd/223:58:592
31838996129,3cyclictest33-21ksoftirqd/223:44:062
31838996128,4cyclictest33-21ksoftirqd/223:50:272
31838996128,3cyclictest33-21ksoftirqd/219:25:232
31836996126,5cyclictest9-21ksoftirqd/023:25:250
31836996126,5cyclictest9-21ksoftirqd/023:15:000
31836996125,5cyclictest9-21ksoftirqd/022:05:280
31836996123,5cyclictest9-21ksoftirqd/022:40:230
314132610,3sleep30-21swapper/322:35:213
31838996027,9cyclictest33-21ksoftirqd/223:50:002
31838996027,9cyclictest33-21ksoftirqd/219:40:272
31836996031,6cyclictest9-21ksoftirqd/000:20:160
31836996025,5cyclictest9-21ksoftirqd/019:40:010
134491600,3ptp4l0-21swapper/020:30:010
31838995929,9cyclictest33-21ksoftirqd/223:20:192
31838995922,7cyclictest33-21ksoftirqd/219:14:212
31838995918,7cyclictest33-21ksoftirqd/220:25:342
31836995928,5cyclictest9-21ksoftirqd/022:30:160
31836995927,5cyclictest9-21ksoftirqd/021:15:010
31838995823,6cyclictest33-21ksoftirqd/223:10:182
31838995822,6cyclictest33-21ksoftirqd/219:35:012
31838995821,4cyclictest33-21ksoftirqd/200:30:282
31836995827,5cyclictest9-21ksoftirqd/022:55:260
31836995824,5cyclictest9-21ksoftirqd/019:40:260
31836995822,5cyclictest9-21ksoftirqd/000:25:130
31836995821,4cyclictest9-21ksoftirqd/022:26:270
134491580,3ptp4l0-21swapper/121:10:281
31838995726,6cyclictest33-21ksoftirqd/219:15:592
31836995726,5cyclictest9-21ksoftirqd/023:55:240
31836995725,6cyclictest9-21ksoftirqd/000:10:190
31836995725,5cyclictest9-21ksoftirqd/022:40:000
31836995725,5cyclictest9-21ksoftirqd/020:50:140
31836995721,6cyclictest9-21ksoftirqd/019:32:430
31836995720,8cyclictest9-21ksoftirqd/000:15:190
134491570,3ptp4l0-21swapper/121:34:041
134491570,3ptp4l0-21swapper/000:05:240
3183899565,3cyclictest33-21ksoftirqd/221:00:002
31838995629,3cyclictest33-21ksoftirqd/220:10:262
31838995627,4cyclictest33-21ksoftirqd/222:15:302
31838995625,9cyclictest33-21ksoftirqd/221:50:012
31838995624,5cyclictest33-21ksoftirqd/220:20:182
31838995622,5cyclictest33-21ksoftirqd/222:45:262
31838995619,5cyclictest33-21ksoftirqd/200:15:292
31836995625,5cyclictest9-21ksoftirqd/022:20:020
31836995625,5cyclictest9-21ksoftirqd/019:20:260
31836995624,5cyclictest9-21ksoftirqd/021:35:190
31836995623,5cyclictest9-21ksoftirqd/021:40:140
134491560,17ptp4l19106-21sed00:25:271
3183899553,29cyclictest0-21swapper/220:44:102
31838995531,11cyclictest33-21ksoftirqd/219:38:102
31838995527,6cyclictest33-21ksoftirqd/221:25:212
31838995525,3cyclictest33-21ksoftirqd/219:45:292
31838995524,3cyclictest33-21ksoftirqd/220:15:172
31838995524,10cyclictest33-21ksoftirqd/219:55:512
31838995521,7cyclictest33-21ksoftirqd/221:22:222
31838995519,8cyclictest33-21ksoftirqd/223:05:352
31836995526,7cyclictest9-21ksoftirqd/019:10:170
31836995525,5cyclictest9-21ksoftirqd/023:55:010
31836995522,5cyclictest9-21ksoftirqd/022:55:000
31836995521,4cyclictest9-21ksoftirqd/023:07:180
31836995521,3cyclictest9-21ksoftirqd/021:29:460
134491550,3ptp4l0-21swapper/300:35:533
134491550,3ptp4l0-21swapper/100:13:021
31838995433,11cyclictest33-21ksoftirqd/200:12:132
3183899542,8cyclictest0-21swapper/221:10:162
3183899542,7cyclictest0-21swapper/221:05:222
3183899542,7cyclictest0-21swapper/200:05:162
31838995422,5cyclictest33-21ksoftirqd/222:05:212
31838995420,7cyclictest33-21ksoftirqd/222:03:022
31838995419,7cyclictest33-21ksoftirqd/221:37:552
31838995419,6cyclictest33-21ksoftirqd/223:15:242
3183699545,6cyclictest9-21ksoftirqd/021:20:300
31836995426,3cyclictest9-21ksoftirqd/000:02:390
31836995423,7cyclictest9-21ksoftirqd/022:20:220
31836995423,5cyclictest9-21ksoftirqd/023:48:070
31836995422,5cyclictest9-21ksoftirqd/020:40:210
31836995422,3cyclictest9-21ksoftirqd/023:04:130
31836995422,3cyclictest9-21ksoftirqd/019:54:390
31836995420,5cyclictest9-21ksoftirqd/020:35:010
3183899532,29cyclictest0-21swapper/220:49:042
31838995316,7cyclictest33-21ksoftirqd/221:30:272
31838995316,5cyclictest33-21ksoftirqd/221:15:292
31836995317,3cyclictest9-21ksoftirqd/023:40:260
134491530,3ptp4l3183799cyclictest00:07:131
31838995221,10cyclictest33-21ksoftirqd/222:25:262
3183899520,5cyclictest8828-21gpgv20:40:012
3183899520,5cyclictest8828-21gpgv20:40:012
3183799523,47cyclictest4348-21kworker/1:222:23:481
3183699524,6cyclictest9-21ksoftirqd/000:30:190
3183699523,8cyclictest9-21ksoftirqd/020:50:010
31836995219,3cyclictest9-21ksoftirqd/023:15:230
134491520,4ptp4l0-21swapper/123:55:561
31838995130,11cyclictest33-21ksoftirqd/200:36:042
31838995130,10cyclictest33-21ksoftirqd/220:08:272
31838995130,10cyclictest33-21ksoftirqd/220:00:082
3183899512,7cyclictest0-21swapper/222:30:212
3183899512,7cyclictest0-21swapper/219:50:162
31838995120,6cyclictest33-21ksoftirqd/222:20:192
31838995120,5cyclictest33-21ksoftirqd/219:20:252
31838995116,8cyclictest33-21ksoftirqd/222:55:182
3183699515,5cyclictest9-21ksoftirqd/020:35:200
3183699515,5cyclictest9-21ksoftirqd/020:35:200
31836995123,3cyclictest9-21ksoftirqd/023:34:150
31836995121,3cyclictest9-21ksoftirqd/023:24:510
134491510,3ptp4l0-21swapper/119:22:281
3183899505,5cyclictest33-21ksoftirqd/223:33:322
31838995030,9cyclictest33-21ksoftirqd/223:35:112
3183699505,6cyclictest9-21ksoftirqd/019:45:280
134491500,4ptp4l0-21swapper/022:04:460
31838994929,9cyclictest33-21ksoftirqd/200:02:152
31838994916,7cyclictest33-21ksoftirqd/222:37:432
3183799493,44cyclictest0-21swapper/119:56:181
3183699494,7cyclictest9-21ksoftirqd/020:15:150
3183699494,5cyclictest9-21ksoftirqd/023:35:190
3183699490,7cyclictest9-21ksoftirqd/021:50:220
134491490,4ptp4l0-21swapper/323:59:423
134491490,4ptp4l0-21swapper/022:13:310
134491490,4ptp4l0-21swapper/021:58:120
3183899483,5cyclictest33-21ksoftirqd/220:32:152
31838994829,9cyclictest33-21ksoftirqd/223:03:492
3183899482,2cyclictest121rcu_preempt00:25:242
3183799483,43cyclictest0-21swapper/121:40:381
3183699485,7cyclictest9-21ksoftirqd/021:45:220
3183699482,6cyclictest9-21ksoftirqd/020:20:140
3183699482,5cyclictest22754-21date20:00:010
31836994820,3cyclictest9-21ksoftirqd/019:19:080
134491480,4ptp4l0-21swapper/322:21:273
134491480,17ptp4l25-21ksoftirqd/123:07:231
3183899476,5cyclictest33-21ksoftirqd/223:25:202
3183799472,43cyclictest0-21swapper/119:16:581
3183699476,5cyclictest9-21ksoftirqd/021:15:200
3183699474,6cyclictest9-21ksoftirqd/000:35:190
3183699473,5cyclictest9-21ksoftirqd/021:05:270
3183699470,5cyclictest9-21ksoftirqd/021:00:260
3183999461,2cyclictest121rcu_preempt23:17:583
3183799462,42cyclictest0-21swapper/120:05:581
3183699460,6cyclictest9-21ksoftirqd/020:14:040
134491460,5ptp4l2493-21apt-get21:35:121
134491450,6ptp4l0-21swapper/019:07:140
134491450,6ptp4l0-21swapper/019:07:140
3183999441,2cyclictest121rcu_preempt23:23:583
3183999440,2cyclictest121rcu_preempt23:00:583
3183799449,33cyclictest19623-21kworker/1:100:36:491
31837994415,28cyclictest0-21swapper/122:36:381
3183799440,3cyclictest2851-21kworker/1:019:31:281
3183799440,2cyclictest25-21ksoftirqd/121:25:281
134491440,4ptp4l0-21swapper/320:14:343
134491440,3ptp4l0-21swapper/119:48:311
3183999430,2cyclictest121rcu_preempt19:15:583
3183799432,39cyclictest0-21swapper/120:25:381
134491430,4ptp4l32107-21apt-get20:20:131
31839994238,2cyclictest41-21ksoftirqd/320:20:003
31839994237,3cyclictest41-21ksoftirqd/322:00:003
31839994229,4cyclictest41-21ksoftirqd/319:50:153
3183799423,38cyclictest0-21swapper/121:02:181
3183799422,38cyclictest0-21swapper/120:57:181
134691420,10getstats0-21swapper/122:41:571
134691420,10getstats0-21swapper/120:41:121
134691420,10getstats0-21swapper/120:19:071
134491420,7ptp4l0-21swapper/219:08:382
134491420,7ptp4l0-21swapper/219:08:382
134491420,6ptp4l0-21swapper/123:00:271
134491420,5ptp4l0-21swapper/122:25:171
134491420,4ptp4l2484-21perl20:25:163
134491420,4ptp4l23305-21apt-get23:30:021
134491420,4ptp4l2143-21ntp_states23:50:221
134491420,4ptp4l16622-21apt-get22:05:121
134491420,4ptp4l15957-21unixbench_singl22:00:261
134491420,4ptp4l13645-21apt-get19:40:121
134491420,4ptp4l11313-21users21:50:281
134491420,3ptp4l7338-21apt-get22:55:111
134491420,3ptp4l7123-21apt-get21:45:141
134491420,3ptp4l26038-21hddtemp_smartct21:15:171
31839994136,3cyclictest41-21ksoftirqd/319:59:593
31839994135,3cyclictest41-21ksoftirqd/321:15:193
3183999411,2cyclictest121rcu_preempt19:25:583
3183799412,38cyclictest4348-21kworker/1:222:46:081
134691410,10getstats0-21swapper/121:06:121
134491410,5ptp4l0-21swapper/320:30:123
134491410,5ptp4l0-21swapper/300:10:133
134491410,4ptp4l28448-21df_inode22:30:121
134491410,4ptp4l28234-21df_inode21:20:161
134491410,4ptp4l27177-21ntp_states23:35:211
134491410,4ptp4l21650-21hddtemp_smartct22:15:171
134491410,4ptp4l16303-21memory00:20:211
134491410,4ptp4l13010-21ls21:55:201
134491410,4ptp4l0-21swapper/320:45:133
134491410,3ptp4l6818-21ntp_states00:00:223
134491410,3ptp4l32437-21iostat_ios19:10:173
134491410,3ptp4l30171-21ls23:40:261
134491410,3ptp4l20164-21df00:30:161
134491410,3ptp4l13864-21apt-get20:50:121
134491410,3ptp4l0-21swapper/123:45:271
31839994035,3cyclictest41-21ksoftirqd/323:35:163
31839994035,3cyclictest41-21ksoftirqd/320:59:593
134491400,5ptp4l448-21dbus-daemon00:20:003
134491400,5ptp4l20492-21sed19:55:001
134491400,5ptp4l0-21swapper/319:09:213
134491400,5ptp4l0-21swapper/319:09:213
134491400,4ptp4l24210-21python20:00:251
134491400,4ptp4l11254-21/usr/sbin/munin19:35:121
134491400,4ptp4l0-21swapper/323:49:063
134491400,4ptp4l0-21swapper/321:30:223
134491400,4ptp4l0-21swapper/321:25:143
134491400,4ptp4l0-21swapper/320:05:183
134491400,4ptp4l0-21swapper/319:20:173
134491400,3ptp4l19314-21tune2fs22:10:163
134491400,3ptp4l13333-21diskstats00:15:161
31839993934,3cyclictest41-21ksoftirqd/320:40:253
31839993930,3cyclictest41-21ksoftirqd/300:33:083
134491390,4ptp4l6654-21/usr/sbin/munin20:35:161
134491390,4ptp4l6654-21/usr/sbin/munin20:35:161
134491390,4ptp4l21836-21ps23:25:201
134491390,4ptp4l0-21swapper/323:50:473
134491390,4ptp4l0-21swapper/323:42:183
134491390,4ptp4l0-21swapper/323:32:533
134491390,4ptp4l0-21swapper/323:10:183
134491390,4ptp4l0-21swapper/323:07:503
134491390,4ptp4l0-21swapper/322:33:343
134491390,4ptp4l0-21swapper/322:25:163
134491390,4ptp4l0-21swapper/320:21:413
134491390,4ptp4l0-21swapper/123:20:211
134491390,4ptp4l0-21swapper/123:16:181
134491390,4ptp4l0-21swapper/123:11:441
134491390,4ptp4l0-21swapper/122:50:121
134491390,4ptp4l0-21swapper/120:10:291
134491390,4ptp4l0-21swapper/119:28:471
134491390,4ptp4l0-21swapper/119:10:231
134491390,4ptp4l0-21swapper/100:00:111
134491390,3ptp4l20267-21python22:10:261
31839993824,4cyclictest41-21ksoftirqd/321:05:213
134491380,4ptp4l0-21swapper/322:56:103
134491380,4ptp4l0-21swapper/322:50:283
134491380,4ptp4l0-21swapper/322:08:183
134491380,4ptp4l0-21swapper/321:48:023
134491380,4ptp4l0-21swapper/321:41:053
134491380,4ptp4l0-21swapper/321:36:103
134491380,4ptp4l0-21swapper/320:52:523
134491380,4ptp4l0-21swapper/320:04:093
134491380,4ptp4l0-21swapper/319:39:003
134491380,4ptp4l0-21swapper/120:45:591
134491380,3ptp4l0-21swapper/322:16:073
134491380,3ptp4l0-21swapper/319:32:193
134491380,3ptp4l0-21swapper/300:22:003
31839993732,3cyclictest41-21ksoftirqd/321:00:193
134491370,4ptp4l0-21swapper/323:25:533
134491370,4ptp4l0-21swapper/319:48:213
134491370,4ptp4l0-21swapper/300:06:163
46198360,4rtkit-daemon0-21swapper/322:48:263
31839993631,3cyclictest41-21ksoftirqd/322:45:003
31839993622,4cyclictest41-21ksoftirqd/321:10:153
134491360,4ptp4l0-21swapper/320:38:053
134491360,4ptp4l0-21swapper/320:38:053
134491360,4ptp4l0-21swapper/319:41:573
134491350,4ptp4l0-21swapper/321:52:063
31839993430,3cyclictest41-21ksoftirqd/300:25:153
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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