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2026-02-07 - 14:34
[ 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 rackdslot4.osadl.org (updated Sat Feb 07, 2026 00:45:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
138591231167,52phc2sys0-21swapper/319:08:483
278072201168,22sleep20-21swapper/219:07:342
278102199165,22sleep00-21swapper/019:07:360
276872199165,23sleep10-21swapper/119:06:001
1704721330,5sleep12828799cyclictest00:15:011
1692121330,4sleep22828899cyclictest22:00:162
28287996524,9cyclictest25-21ksoftirqd/120:35:261
28287996423,8cyclictest25-21ksoftirqd/121:45:231
28287996423,7cyclictest25-21ksoftirqd/122:45:251
28287996330,9cyclictest25-21ksoftirqd/119:30:121
28287996323,9cyclictest25-21ksoftirqd/120:15:211
28287996323,10cyclictest25-21ksoftirqd/123:35:141
28287996224,6cyclictest25-21ksoftirqd/120:50:141
28287996223,7cyclictest25-21ksoftirqd/119:25:121
28287996222,8cyclictest25-21ksoftirqd/120:05:151
68402610,5sleep06836-21kernelversion19:30:190
28287996128,8cyclictest25-21ksoftirqd/120:55:181
28287996125,6cyclictest25-21ksoftirqd/100:25:161
28287996124,8cyclictest25-21ksoftirqd/120:45:221
28287996122,7cyclictest25-21ksoftirqd/123:40:221
28287996122,7cyclictest25-21ksoftirqd/123:25:241
28287996122,7cyclictest25-21ksoftirqd/119:20:211
28287996028,7cyclictest25-21ksoftirqd/120:40:141
28287996025,8cyclictest25-21ksoftirqd/121:40:151
28287996023,7cyclictest25-21ksoftirqd/120:30:141
28287996022,7cyclictest25-21ksoftirqd/122:55:261
235762600,2sleep00-21swapper/023:20:210
28287995924,6cyclictest25-21ksoftirqd/121:05:221
28287995924,4cyclictest25-21ksoftirqd/121:15:131
28287995923,7cyclictest25-21ksoftirqd/123:30:131
28287995923,6cyclictest25-21ksoftirqd/121:20:211
28287995922,6cyclictest25-21ksoftirqd/100:35:231
28287995922,6cyclictest25-21ksoftirqd/100:35:231
28287995921,8cyclictest25-21ksoftirqd/123:05:221
28287995920,7cyclictest25-21ksoftirqd/100:05:251
28287995828,4cyclictest25-21ksoftirqd/119:35:251
28287995826,8cyclictest25-21ksoftirqd/100:00:001
28287995824,6cyclictest25-21ksoftirqd/123:10:161
28287995823,8cyclictest25-21ksoftirqd/100:30:211
28287995823,6cyclictest25-21ksoftirqd/119:40:261
28287995822,4cyclictest25-21ksoftirqd/122:50:191
28287995723,7cyclictest25-21ksoftirqd/123:00:161
28287995723,11cyclictest25-21ksoftirqd/123:50:001
28287995622,8cyclictest25-21ksoftirqd/121:35:171
28287995618,4cyclictest25-21ksoftirqd/121:00:261
28287995617,4cyclictest25-21ksoftirqd/120:00:151
162082560,1sleep30-21swapper/322:00:003
28287995521,11cyclictest25-21ksoftirqd/119:45:151
28287995520,7cyclictest25-21ksoftirqd/121:50:231
28287995519,8cyclictest25-21ksoftirqd/100:20:141
43122540,2sleep30-21swapper/323:50:003
28287995423,9cyclictest25-21ksoftirqd/122:20:251
28287995420,7cyclictest25-21ksoftirqd/121:55:211
138491530,1ptp4l401ktimersoftd/320:57:513
2828799527,3cyclictest25-21ksoftirqd/121:10:151
2828799527,3cyclictest25-21ksoftirqd/119:15:231
2828799523,7cyclictest25-21ksoftirqd/123:50:181
2828799523,7cyclictest25-21ksoftirqd/122:25:151
2828799514,7cyclictest25-21ksoftirqd/100:00:141
2828799513,7cyclictest25-21ksoftirqd/122:30:161
2828799513,7cyclictest25-21ksoftirqd/122:10:121
2828799513,7cyclictest25-21ksoftirqd/100:10:171
2828799512,7cyclictest25-21ksoftirqd/119:55:241
28287995119,7cyclictest25-21ksoftirqd/122:40:111
2828799506,3cyclictest25-21ksoftirqd/119:50:101
2828799505,6cyclictest25-21ksoftirqd/122:05:011
2828799504,10cyclictest25-21ksoftirqd/122:05:131
2828799503,7cyclictest25-21ksoftirqd/121:25:231
2828799502,8cyclictest25-21ksoftirqd/123:20:111
2828799501,7cyclictest25-21ksoftirqd/120:25:161
2828799495,7cyclictest25-21ksoftirqd/120:10:241
2828799492,8cyclictest25-21ksoftirqd/122:15:141
2828799492,7cyclictest25-21ksoftirqd/122:35:241
2828799491,7cyclictest25-21ksoftirqd/121:30:181
2828799485,8cyclictest25-21ksoftirqd/119:10:261
28288994731,5cyclictest33-21ksoftirqd/222:10:002
28288994730,5cyclictest33-21ksoftirqd/219:10:202
2828799463,7cyclictest25-21ksoftirqd/120:20:151
27482460,3sleep00-21swapper/020:25:260
28286994540,3cyclictest9-21ksoftirqd/021:00:010
2828799441,2cyclictest121rcu_preempt23:20:001
138491440,0ptp4l401ktimersoftd/322:20:173
138491430,0ptp4l401ktimersoftd/323:35:273
138491430,0ptp4l401ktimersoftd/322:15:223
138491430,0ptp4l401ktimersoftd/321:45:573
28286994238,2cyclictest5599-21cron19:30:010
28286994235,4cyclictest9-21ksoftirqd/019:40:000
28289994136,3cyclictest31178-21sh22:30:003
28288994136,3cyclictest33-21ksoftirqd/221:40:002
28288994122,9cyclictest33-21ksoftirqd/222:25:132
28288994029,9cyclictest33-21ksoftirqd/222:44:092
28288994023,5cyclictest33-21ksoftirqd/219:20:012
28288994021,9cyclictest33-21ksoftirqd/223:05:172
2828899400,2cyclictest0-21swapper/220:15:182
28286994034,3cyclictest9-21ksoftirqd/020:45:000
28288993935,2cyclictest33-21ksoftirqd/200:40:012
28288993935,2cyclictest33-21ksoftirqd/200:40:012
28288993928,9cyclictest33-21ksoftirqd/222:45:142
28288993920,11cyclictest33-21ksoftirqd/219:35:232
138491390,2ptp4l7378-21processes20:35:243
138491390,1ptp4l401ktimersoftd/300:17:043
138491390,0ptp4l401ktimersoftd/323:05:013
28289993818,18cyclictest41-21ksoftirqd/323:30:003
28288993833,3cyclictest33-21ksoftirqd/221:25:002
28288993828,9cyclictest33-21ksoftirqd/219:54:312
28288993825,4cyclictest33-21ksoftirqd/221:15:002
28288993820,8cyclictest33-21ksoftirqd/220:45:002
28286993834,2cyclictest9-21ksoftirqd/023:40:010
28286993833,2cyclictest9-21ksoftirqd/021:05:000
138491380,0ptp4l401ktimersoftd/319:14:453
28289993731,4cyclictest41-21ksoftirqd/320:04:063
28289993729,5cyclictest41-21ksoftirqd/323:20:073
28288993732,3cyclictest33-21ksoftirqd/223:40:012
28288993717,9cyclictest33-21ksoftirqd/220:30:152
2828899371,2cyclictest1727-21cstates22:35:142
28286993733,2cyclictest9-21ksoftirqd/019:15:010
28286993732,3cyclictest9-21ksoftirqd/021:50:000
28286993730,4cyclictest9-21ksoftirqd/021:24:580
138491370,0ptp4l401ktimersoftd/321:36:553
28289993631,3cyclictest41-21ksoftirqd/319:34:103
28289993630,4cyclictest41-21ksoftirqd/322:07:103
28288993631,3cyclictest33-21ksoftirqd/221:10:012
28288993631,3cyclictest33-21ksoftirqd/220:55:262
28288993631,3cyclictest33-21ksoftirqd/200:25:182
28288993631,3cyclictest33-21ksoftirqd/200:10:002
28288993630,4cyclictest33-21ksoftirqd/223:47:382
28288993630,3cyclictest33-21ksoftirqd/223:25:132
28288993620,8cyclictest33-21ksoftirqd/220:25:212
28288993618,9cyclictest33-21ksoftirqd/220:00:142
28288993618,9cyclictest33-21ksoftirqd/219:20:162
2828699364,3cyclictest9-21ksoftirqd/022:45:010
2828699363,3cyclictest121rcu_preempt23:55:230
28286993632,2cyclictest9-21ksoftirqd/022:40:000
28286993632,2cyclictest9-21ksoftirqd/021:20:000
28286993631,3cyclictest9-21ksoftirqd/021:05:130
28286993631,3cyclictest9-21ksoftirqd/020:10:190
28286993630,4cyclictest9-21ksoftirqd/020:31:310
28286993630,4cyclictest9-21ksoftirqd/020:10:010
28286993630,4cyclictest9-21ksoftirqd/019:59:140
28286993630,4cyclictest9-21ksoftirqd/000:33:140
28286993629,4cyclictest9-21ksoftirqd/022:21:590
2828699361,5cyclictest121rcu_preempt22:15:210
28289993530,3cyclictest41-21ksoftirqd/319:46:543
28289993529,4cyclictest41-21ksoftirqd/322:41:483
28289993529,4cyclictest41-21ksoftirqd/320:17:423
28289993529,4cyclictest41-21ksoftirqd/319:26:073
28289993529,4cyclictest41-21ksoftirqd/300:39:313
28289993529,4cyclictest41-21ksoftirqd/300:39:313
28288993531,2cyclictest33-21ksoftirqd/219:55:182
28288993530,3cyclictest33-21ksoftirqd/222:55:132
28288993530,3cyclictest33-21ksoftirqd/219:45:002
28288993529,3cyclictest33-21ksoftirqd/223:12:262
28288993524,9cyclictest33-21ksoftirqd/220:45:252
28288993521,4cyclictest33-21ksoftirqd/222:15:182
28288993519,5cyclictest33-21ksoftirqd/222:30:132
28288993518,8cyclictest33-21ksoftirqd/200:30:242
28288993517,9cyclictest33-21ksoftirqd/222:00:012
28288993515,10cyclictest33-21ksoftirqd/220:10:012
2828699354,3cyclictest9-21ksoftirqd/023:20:000
2828699353,5cyclictest121rcu_preempt23:05:140
2828699353,3cyclictest9-21ksoftirqd/021:35:230
28286993531,2cyclictest9-21ksoftirqd/023:35:000
28286993530,3cyclictest9-21ksoftirqd/023:45:120
28286993530,3cyclictest9-21ksoftirqd/000:15:010
28286993529,4cyclictest9-21ksoftirqd/022:14:090
2828699350,3cyclictest121rcu_preempt19:55:000
138491350,0ptp4l401ktimersoftd/321:25:103
28289993429,3cyclictest41-21ksoftirqd/323:18:103
28289993429,3cyclictest41-21ksoftirqd/323:15:013
28289993429,3cyclictest41-21ksoftirqd/320:30:093
28289993428,4cyclictest41-21ksoftirqd/320:26:053
28289993428,4cyclictest41-21ksoftirqd/319:56:123
28288993430,2cyclictest33-21ksoftirqd/220:15:012
28288993429,3cyclictest33-21ksoftirqd/223:55:002
28288993428,4cyclictest33-21ksoftirqd/223:31:222
28288993428,4cyclictest33-21ksoftirqd/220:51:032
28288993428,4cyclictest33-21ksoftirqd/219:33:492
28288993423,9cyclictest33-21ksoftirqd/221:40:242
28288993420,5cyclictest33-21ksoftirqd/222:20:152
2828699345,3cyclictest9-21ksoftirqd/023:50:200
2828699345,3cyclictest9-21ksoftirqd/021:30:260
2828699345,3cyclictest9-21ksoftirqd/020:45:480
28286993429,3cyclictest9-21ksoftirqd/022:59:220
28286993429,3cyclictest9-21ksoftirqd/021:50:150
28286993429,3cyclictest9-21ksoftirqd/021:25:010
28286993429,3cyclictest9-21ksoftirqd/019:20:130
28286993428,4cyclictest9-21ksoftirqd/000:35:420
28286993428,4cyclictest9-21ksoftirqd/000:35:420
28286993428,3cyclictest9-21ksoftirqd/020:20:000
28286993428,3cyclictest9-21ksoftirqd/000:00:120
28286993421,4cyclictest9-21ksoftirqd/020:00:250
28286993421,3cyclictest9-21ksoftirqd/020:20:190
138491340,0ptp4l401ktimersoftd/300:34:593
28289993328,3cyclictest41-21ksoftirqd/323:34:563
28289993328,3cyclictest41-21ksoftirqd/300:10:383
28289993327,4cyclictest41-21ksoftirqd/323:57:223
28289993327,4cyclictest41-21ksoftirqd/320:51:323
28289993327,4cyclictest41-21ksoftirqd/320:13:413
28288993328,3cyclictest33-21ksoftirqd/223:40:182
28288993328,3cyclictest33-21ksoftirqd/220:23:092
28288993328,3cyclictest1964-21fschecks_count21:30:152
28288993327,4cyclictest33-21ksoftirqd/221:28:342
28288993327,4cyclictest33-21ksoftirqd/221:18:432
28288993322,9cyclictest33-21ksoftirqd/221:45:102
28288993315,8cyclictest33-21ksoftirqd/200:25:002
28286993328,3cyclictest9-21ksoftirqd/022:25:190
28286993327,4cyclictest9-21ksoftirqd/023:28:430
28286993327,4cyclictest9-21ksoftirqd/022:05:130
28286993327,4cyclictest9-21ksoftirqd/019:18:190
28286993327,4cyclictest9-21ksoftirqd/000:06:020
28286993326,5cyclictest9-21ksoftirqd/020:55:000
2828699332,3cyclictest9-21ksoftirqd/023:45:010
2828699332,3cyclictest9-21ksoftirqd/022:05:010
138491330,14ptp4l0-21swapper/319:19:063
28289993227,3cyclictest41-21ksoftirqd/323:51:253
28289993226,4cyclictest41-21ksoftirqd/322:57:293
28289993226,4cyclictest41-21ksoftirqd/322:48:503
28289993226,4cyclictest41-21ksoftirqd/321:32:493
28289993226,4cyclictest41-21ksoftirqd/321:24:343
28289993226,4cyclictest41-21ksoftirqd/319:24:473
28289993226,4cyclictest41-21ksoftirqd/300:23:423
28288993229,2cyclictest33-21ksoftirqd/200:00:172
28288993228,2cyclictest33-21ksoftirqd/223:00:062
28288993227,3cyclictest33-21ksoftirqd/223:25:002
28288993227,3cyclictest33-21ksoftirqd/221:01:192
28288993226,4cyclictest33-21ksoftirqd/220:38:312
28288993221,9cyclictest33-21ksoftirqd/222:50:242
2828699324,4cyclictest9-21ksoftirqd/023:00:270
2828699323,3cyclictest9-21ksoftirqd/022:45:230
28286993228,2cyclictest9-21ksoftirqd/020:35:140
28286993228,2cyclictest9-21ksoftirqd/000:25:130
28286993227,3cyclictest9-21ksoftirqd/021:15:000
28286993227,3cyclictest9-21ksoftirqd/019:45:200
28286993227,3cyclictest9-21ksoftirqd/000:20:010
2828699322,3cyclictest9-21ksoftirqd/021:40:120
2828699322,2cyclictest9-21ksoftirqd/023:10:180
28286993219,3cyclictest9-21ksoftirqd/022:30:160
2828699321,3cyclictest121rcu_preempt22:50:140
2828699321,2cyclictest121rcu_preempt00:20:180
138491320,0ptp4l401ktimersoftd/321:41:213
138491320,0ptp4l401ktimersoftd/320:23:013
28289993126,3cyclictest41-21ksoftirqd/319:37:393
28289993126,3cyclictest41-21ksoftirqd/300:00:103
28289993125,4cyclictest41-21ksoftirqd/319:42:293
28288993126,3cyclictest33-21ksoftirqd/222:15:012
28288993126,3cyclictest33-21ksoftirqd/219:45:142
28288993125,4cyclictest33-21ksoftirqd/200:07:482
28288993113,9cyclictest33-21ksoftirqd/219:25:202
2828699313,5cyclictest121rcu_preempt21:55:130
28286993125,4cyclictest9-21ksoftirqd/019:40:490
138491310,0ptp4l401ktimersoftd/321:10:413
138491310,0ptp4l401ktimersoftd/320:06:043
28289993025,3cyclictest41-21ksoftirqd/320:45:563
28289993025,3cyclictest41-21ksoftirqd/320:43:313
28289993024,4cyclictest41-21ksoftirqd/321:02:563
28289993024,3cyclictest41-21ksoftirqd/322:35:273
28288993026,2cyclictest33-21ksoftirqd/200:15:172
28288993025,3cyclictest33-21ksoftirqd/223:20:002
28288993017,5cyclictest33-21ksoftirqd/221:50:152
138491300,0ptp4l401ktimersoftd/321:54:563
138491300,0ptp4l401ktimersoftd/300:08:403
28289992924,3cyclictest41-21ksoftirqd/322:51:593
28289992924,3cyclictest41-21ksoftirqd/322:11:183
28289992924,3cyclictest41-21ksoftirqd/300:29:153
28288992924,3cyclictest33-21ksoftirqd/200:00:002
138491290,0ptp4l401ktimersoftd/322:30:363
138491280,0ptp4l401ktimersoftd/323:08:343
28289992621,3cyclictest41-21ksoftirqd/323:40:323
28289992520,3cyclictest41-21ksoftirqd/322:00:053
138491250,0ptp4l401ktimersoftd/319:50:093
28289992419,3cyclictest41-21ksoftirqd/321:09:173
138491230,0ptp4l401ktimersoftd/321:15:293
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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