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2026-02-28 - 09:54
[ 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 rackdslot2.osadl.org (updated Sat Feb 28, 2026 00:45:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120442234168,22sleep30-21swapper/319:05:113
138702204171,22sleep20-21swapper/219:06:032
120422204170,22sleep10-21swapper/119:05:091
120412203170,22sleep00-21swapper/019:05:090
1417628763,16sleep20-21swapper/219:10:012
14467996532,7cyclictest9-21ksoftirqd/021:55:170
14467996428,7cyclictest9-21ksoftirqd/022:05:230
14467996427,6cyclictest9-21ksoftirqd/000:30:180
14467996427,5cyclictest9-21ksoftirqd/021:15:210
14467996332,6cyclictest9-21ksoftirqd/022:00:130
14467996331,6cyclictest9-21ksoftirqd/019:25:220
14467996329,7cyclictest9-21ksoftirqd/022:35:250
14467996329,6cyclictest9-21ksoftirqd/023:15:130
14467996329,6cyclictest9-21ksoftirqd/000:00:200
14467996328,7cyclictest9-21ksoftirqd/019:20:130
14467996328,7cyclictest9-21ksoftirqd/019:20:130
14467996327,7cyclictest9-21ksoftirqd/023:35:190
14467996327,7cyclictest9-21ksoftirqd/022:30:230
14467996327,6cyclictest9-21ksoftirqd/023:55:160
14467996327,5cyclictest9-21ksoftirqd/000:25:000
14467996323,5cyclictest9-21ksoftirqd/000:35:230
14467996323,4cyclictest9-21ksoftirqd/000:15:240
14467996231,4cyclictest9-21ksoftirqd/023:40:170
14467996229,5cyclictest9-21ksoftirqd/022:55:140
14467996229,5cyclictest9-21ksoftirqd/020:00:000
14467996228,5cyclictest9-21ksoftirqd/023:30:140
14467996228,5cyclictest9-21ksoftirqd/021:50:010
14467996226,5cyclictest9-21ksoftirqd/023:05:000
14467996226,5cyclictest9-21ksoftirqd/000:15:010
1446899619,18cyclictest28960-21cat19:40:141
1446899617,11cyclictest3829-21cat22:10:001
14467996131,8cyclictest9-21ksoftirqd/022:25:130
14467996130,5cyclictest9-21ksoftirqd/000:25:230
14467996129,4cyclictest9-21ksoftirqd/020:05:250
14467996129,4cyclictest9-21ksoftirqd/019:50:130
14467996128,5cyclictest9-21ksoftirqd/023:05:270
14467996128,5cyclictest9-21ksoftirqd/020:50:000
14467996128,5cyclictest9-21ksoftirqd/020:30:230
14467996127,7cyclictest9-21ksoftirqd/023:50:130
14467996127,7cyclictest9-21ksoftirqd/020:20:150
14467996127,6cyclictest9-21ksoftirqd/021:40:010
14467996126,5cyclictest9-21ksoftirqd/019:10:260
14467996126,5cyclictest9-21ksoftirqd/000:05:200
14467996125,5cyclictest9-21ksoftirqd/022:20:250
14467996125,5cyclictest9-21ksoftirqd/021:00:150
1446899608,11cyclictest20964-21cpuspeed_turbos22:45:121
1446899607,12cyclictest9327-21sed20:05:191
1446899607,12cyclictest2988-21cut21:00:161
14467996031,6cyclictest9-21ksoftirqd/021:05:140
14467996031,6cyclictest9-21ksoftirqd/021:05:140
14467996030,6cyclictest9-21ksoftirqd/020:40:130
14467996029,6cyclictest9-21ksoftirqd/022:50:130
14467996029,5cyclictest9-21ksoftirqd/021:40:130
14467996029,4cyclictest9-21ksoftirqd/022:15:180
14467996028,5cyclictest9-21ksoftirqd/020:15:220
14467996028,5cyclictest9-21ksoftirqd/020:15:220
14467996027,5cyclictest9-21ksoftirqd/022:10:150
14467996027,4cyclictest9-21ksoftirqd/020:35:150
14467996026,6cyclictest9-21ksoftirqd/023:10:160
14467996025,5cyclictest9-21ksoftirqd/020:55:190
14467996025,5cyclictest9-21ksoftirqd/019:30:240
14467996024,5cyclictest9-21ksoftirqd/023:45:230
14467996024,5cyclictest9-21ksoftirqd/023:30:010
14467996023,5cyclictest9-21ksoftirqd/019:40:120
14467996021,7cyclictest9-21ksoftirqd/020:25:220
1446899597,16cyclictest0-21swapper/122:34:071
14468995910,18cyclictest26145-21taskset19:34:001
14467995927,3cyclictest9-21ksoftirqd/021:30:230
14467995926,6cyclictest9-21ksoftirqd/021:50:130
14467995926,6cyclictest9-21ksoftirqd/019:45:130
14467995925,6cyclictest9-21ksoftirqd/023:20:250
14467995925,6cyclictest9-21ksoftirqd/022:40:130
14467995925,6cyclictest9-21ksoftirqd/021:20:130
14467995925,6cyclictest9-21ksoftirqd/020:55:000
14467995925,5cyclictest9-21ksoftirqd/021:25:210
14467995925,5cyclictest9-21ksoftirqd/021:10:230
1446899589,17cyclictest6279-21strings23:20:211
1446899587,16cyclictest7693-21cat20:00:231
1446899587,11cyclictest31950-21irqrtprio19:45:181
1446899586,17cyclictest0-21swapper/121:51:391
14467995831,9cyclictest9-21ksoftirqd/020:10:240
14467995827,5cyclictest9-21ksoftirqd/020:00:180
14467995825,5cyclictest9-21ksoftirqd/019:15:140
14467995822,10cyclictest9-21ksoftirqd/022:45:220
272532570,2sleep20-21swapper/219:35:182
1446899577,16cyclictest21580-21latency20:30:191
1446899577,16cyclictest20500-21cat20:30:001
1446899577,15cyclictest8272-21runrttasks22:18:071
1446899577,15cyclictest11782-21taskset23:31:521
1446899577,11cyclictest31050-21sed23:05:191
1446899576,16cyclictest30061-21/usr/sbin/munin20:50:251
14468995710,12cyclictest16002-21date19:10:241
139291570,1ptp4l391rcuc/322:20:233
1447099563,10cyclictest31340-21chrt00:12:483
1446899569,18cyclictest27308-21chrt20:43:101
1446899567,16cyclictest3167-21runrttasks19:52:081
1446899567,11cyclictest22349-21sed21:40:131
1446899567,11cyclictest20312sleep120:58:101
1446899566,12cyclictest20642-21open_files23:50:211
1446899566,10cyclictest17483-21fschecks_count23:45:151
1446899565,17cyclictest0-21swapper/121:10:231
14468995611,10cyclictest22509-21/usr/sbin/munin23:55:181
14467995627,6cyclictest9-21ksoftirqd/019:35:150
1447099554,10cyclictest17862-21chrt20:24:423
1446899559,18cyclictest29968-21chrt23:03:101
1446899559,18cyclictest1308-21runrttasks20:11:481
1446899558,12cyclictest10092-21grep22:20:231
1446899557,44cyclictest165342chrt23:41:331
1446899557,11cyclictest17095-21expr19:15:131
1446899557,11cyclictest12305-21ps22:25:211
1446899554,11cyclictest0-21swapper/122:55:131
14468995510,8cyclictest19810-21/usr/sbin/munin21:35:131
1447099544,10cyclictest6644-21chrt21:05:393
1447099544,10cyclictest6644-21chrt21:05:383
1446899547,17cyclictest11317-21awk21:15:251
1446899547,15cyclictest28623-21runrttasks00:08:301
1446899547,11cyclictest250832sleep122:51:391
1446899546,11cyclictest5392-21sed21:05:181
1446899546,11cyclictest5392-21sed21:05:171
1446899546,11cyclictest24364-21/usr/sbin/munin21:45:121
14468995411,9cyclictest3012-21/usr/sbin/munin00:20:211
1447099533,9cyclictest1279-21chrt00:17:383
1447099533,10cyclictest8153-21chrt20:02:153
1446999533,6cyclictest33-21ksoftirqd/223:50:172
1446899539,17cyclictest1142-21chrt22:04:021
1446899538,11cyclictest27534-21/usr/sbin/munin19:35:211
1446899535,17cyclictest0-21swapper/120:15:131
1446899535,17cyclictest0-21swapper/120:15:121
1446899535,16cyclictest0-21swapper/120:45:131
14468995310,9cyclictest12402-21/usr/sbin/munin21:20:151
14468995310,19cyclictest26292-21chrt00:04:041
14468995310,10cyclictest16480-21/usr/sbin/munin22:35:151
1447099524,9cyclictest13900-21chrt21:22:033
1447099523,10cyclictest25193-21chrt22:53:053
1446999527,6cyclictest33-21ksoftirqd/223:25:012
1446999526,10cyclictest33-21ksoftirqd/219:45:252
1446899529,9cyclictest6555-21/usr/sbin/munin00:30:101
1446899529,9cyclictest16059-21/usr/sbin/munin21:25:231
1446899529,10cyclictest8938-21/usr/sbin/munin00:35:111
1446899529,10cyclictest4503-21/usr/sbin/munin23:15:251
1446899526,10cyclictest18394-21phc2sys21:30:231
1447099515,11cyclictest4584-21chrt23:16:163
1447099512,10cyclictest8096-21chrt22:15:583
1446899518,10cyclictest5789-21chrt19:57:361
135191510,1getstats0-21swapper/319:52:173
1447099504,10cyclictest2322-21chrt23:13:113
1447099504,10cyclictest13652-21seq22:30:113
1447099503,11cyclictest25260-21awk19:30:213
1446999506,9cyclictest33-21ksoftirqd/200:30:152
1446999504,9cyclictest33-21ksoftirqd/220:00:162
1446999502,7cyclictest321ktimersoftd/221:10:002
1446999502,6cyclictest33-21ksoftirqd/222:05:182
1446999502,6cyclictest33-21ksoftirqd/220:55:242
1446999502,5cyclictest33-21ksoftirqd/222:45:232
1446999501,6cyclictest33-21ksoftirqd/221:35:172
1446899508,9cyclictest12270-21acpi23:35:111
1446899508,15cyclictest31124-21chrt21:58:271
1447099493,11cyclictest25581-21/usr/sbin/munin22:55:243
1447099492,10cyclictest30753-21chrt19:41:583
1447099491,10cyclictest24630-21/usr/sbin/munin00:00:153
14469994945,2cyclictest311rcuc/221:50:222
1446999492,7cyclictest33-21ksoftirqd/223:40:262
1446999492,6cyclictest33-21ksoftirqd/223:30:242
1446999492,6cyclictest33-21ksoftirqd/220:55:002
1446999492,5cyclictest33-21ksoftirqd/222:55:272
1446999492,5cyclictest33-21ksoftirqd/219:50:242
1446999490,6cyclictest321ktimersoftd/223:55:232
1446999490,6cyclictest321ktimersoftd/220:45:002
1446899497,8cyclictest8875-21sendmail_mailqu23:25:241
1447099487,38cyclictest178972chrt22:36:443
1446999482,7cyclictest33-21ksoftirqd/223:05:202
1446999481,6cyclictest33-21ksoftirqd/221:40:222
1446899489,16cyclictest854-21date00:15:261
1446899486,11cyclictest23938-21cat20:35:191
1447099476,11cyclictest31178-21chrt21:59:103
1446999475,6cyclictest33-21ksoftirqd/219:43:512
1446999473,8cyclictest33-21ksoftirqd/222:00:122
1446999473,5cyclictest33-21ksoftirqd/222:15:222
14469994727,11cyclictest33-21ksoftirqd/200:25:172
1446999472,6cyclictest33-21ksoftirqd/221:25:122
1446999472,5cyclictest33-21ksoftirqd/221:35:012
1446999471,6cyclictest33-21ksoftirqd/220:25:232
1446899474,10cyclictest0-21swapper/123:10:131
1447099465,6cyclictest0-21swapper/323:50:153
1446999462,6cyclictest33-21ksoftirqd/221:55:122
1446999462,6cyclictest33-21ksoftirqd/219:55:172
1446999461,7cyclictest2801-21df_abs21:00:142
1446999461,6cyclictest33-21ksoftirqd/220:30:122
1446999460,6cyclictest321ktimersoftd/200:00:142
1446899467,7cyclictest29779-21df_inode00:10:141
1446899467,36cyclictest61162sleep100:27:301
1447099454,11cyclictest5805-21chrt22:11:573
1447099453,14cyclictest0-21swapper/323:30:143
1446999452,6cyclictest33-21ksoftirqd/222:30:012
1446999452,6cyclictest33-21ksoftirqd/222:10:142
1446899459,18cyclictest23586-21chrt19:26:351
1447099444,10cyclictest28394-21taskset19:37:243
1446999442,6cyclictest33-21ksoftirqd/200:15:142
1446999442,6cyclictest17257-21cstates23:45:132
1446999441,6cyclictest33-21ksoftirqd/223:35:132
1446999440,7cyclictest321ktimersoftd/222:50:202
1447099434,11cyclictest14253-21chrt23:38:063
1447099433,8cyclictest19117-21taskset21:31:493
1447099432,9cyclictest24923-21taskset20:38:193
14469994317,3cyclictest33-21ksoftirqd/222:36:492
1446999430,5cyclictest321ktimersoftd/221:45:132
1447099425,11cyclictest9372-21seq23:26:243
1447099425,11cyclictest20355-21taskset22:41:543
1447099424,11cyclictest26277-21taskset21:47:103
1447099422,10cyclictest16631-21chrt21:28:493
14469994239,2cyclictest311rcuc/220:40:002
1446999423,6cyclictest33-21ksoftirqd/220:20:222
1446999422,6cyclictest33-21ksoftirqd/221:05:192
1446999422,6cyclictest33-21ksoftirqd/200:06:292
1446999420,7cyclictest33-21ksoftirqd/220:15:002
1446999420,5cyclictest33-21ksoftirqd/220:05:172
1446899427,32cyclictest205862sleep122:44:531
139291420,0ptp4l401ktimersoftd/320:25:393
1447099415,18cyclictest23805-21seq21:40:573
1447099415,10cyclictest1308-21runrttasks22:26:143
1447099414,18cyclictest20547-21chrt20:30:073
1447099413,8cyclictest5986-21taskset00:25:523
1447099412,11cyclictest23251-21cat19:25:253
1446999413,6cyclictest33-21ksoftirqd/219:30:172
1446999413,4cyclictest9786-21ls22:20:192
1446999412,6cyclictest33-21ksoftirqd/221:20:232
1446999411,6cyclictest33-21ksoftirqd/223:10:132
14468994111,11cyclictest16750-21cat20:20:191
1447099402,9cyclictest22785-21taskset22:47:353
14469994037,2cyclictest311rcuc/222:40:122
1446999403,6cyclictest33-21ksoftirqd/222:30:122
1447099393,10cyclictest1308-21runrttasks19:17:443
1447099391,10cyclictest27689-21/usr/sbin/munin20:45:193
1446999392,6cyclictest33-21ksoftirqd/220:15:232
1446999392,6cyclictest33-21ksoftirqd/220:15:232
14469993919,4cyclictest33-21ksoftirqd/200:10:542
1447099384,9cyclictest16768-21chrt23:44:363
14469993812,4cyclictest33-21ksoftirqd/223:27:282
1447099374,10cyclictest23801-21runrttasks23:57:493
14470993731,4cyclictest41-21ksoftirqd/319:24:093
14470993731,4cyclictest41-21ksoftirqd/319:24:083
14470993731,4cyclictest41-21ksoftirqd/319:12:253
14469993720,6cyclictest33-21ksoftirqd/219:15:162
1446999371,6cyclictest33-21ksoftirqd/221:18:352
1446899379,16cyclictest1308-21runrttasks19:22:581
1446899379,16cyclictest1308-21runrttasks19:22:581
14470993631,3cyclictest41-21ksoftirqd/320:50:123
14470993631,3cyclictest41-21ksoftirqd/300:06:023
14470993630,4cyclictest41-21ksoftirqd/323:03:123
1447099362,11cyclictest10976-21/usr/sbin/munin20:10:243
1446999367,5cyclictest33-21ksoftirqd/219:22:432
1446999367,5cyclictest33-21ksoftirqd/219:22:432
14469993633,2cyclictest311rcuc/200:35:232
14469993619,6cyclictest33-21ksoftirqd/219:25:132
1446899363,9cyclictest0-21swapper/122:13:091
1447099353,9cyclictest2190-21turbostat21:04:553
14470993530,3cyclictest41-21ksoftirqd/322:05:393
14470993530,3cyclictest41-21ksoftirqd/321:12:443
14470993529,4cyclictest41-21ksoftirqd/321:36:313
14470993529,4cyclictest41-21ksoftirqd/320:41:593
14469993531,3cyclictest33-21ksoftirqd/223:20:002
14469993521,5cyclictest33-21ksoftirqd/220:45:192
14470993430,3cyclictest41-21ksoftirqd/323:21:053
14470993429,3cyclictest41-21ksoftirqd/320:55:393
14470993428,4cyclictest41-21ksoftirqd/300:35:103
1447099342,11cyclictest31503-21/usr/sbin/munin22:00:173
1447099340,18cyclictest17569-21hwlatdetect23:45:163
1446999345,5cyclictest33-21ksoftirqd/221:12:242
14469993428,4cyclictest33-21ksoftirqd/200:20:322
1447099334,8cyclictest10655-21taskset20:08:553
1447099333,17cyclictest7725-21/usr/sbin/munin00:30:213
14470993327,4cyclictest41-21ksoftirqd/319:59:263
1447099332,10cyclictest32483-21taskset23:10:003
1446999334,4cyclictest33-21ksoftirqd/223:00:142
14470993226,4cyclictest41-21ksoftirqd/319:46:403
1447099315,9cyclictest1751-21/usr/sbin/munin00:20:243
14470993126,3cyclictest41-21ksoftirqd/320:19:443
14470993126,3cyclictest41-21ksoftirqd/320:19:443
14470993125,4cyclictest41-21ksoftirqd/321:51:433
14470992823,3cyclictest41-21ksoftirqd/321:17:163
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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