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2026-02-21 - 09:59
[ 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 Sat Feb 21, 2026 00:45:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
179312780,4sleep10-21swapper/119:40:131
134491730,4ptp4l0-21swapper/219:40:372
134491620,17ptp4l27068-21apt-get21:10:113
134491600,3ptp4l28918-21apt-get20:05:033
134491590,5ptp4l22564-21cat22:10:010
72622580,4sleep20-21swapper/220:25:192
369999589,9cyclictest25-21ksoftirqd/119:15:001
134491580,7ptp4l9134-21df_abs21:40:143
134491580,3ptp4l0-21swapper/221:45:292
134491570,3ptp4l0-21swapper/220:40:012
298902560,3sleep10-21swapper/120:05:171
158492560,5sleep125-21ksoftirqd/121:55:131
134491560,4ptp4l11728-21iostat_ios21:45:173
134491560,3ptp4l0-21swapper/222:05:202
134491560,3ptp4l0-21swapper/023:35:020
134491560,3ptp4l0-21swapper/021:55:130
134491550,4ptp4l0-21swapper/220:35:052
134491550,4ptp4l0-21swapper/220:35:052
134491550,3ptp4l0-21swapper/322:40:123
134491540,3ptp4l6555-21/usr/sbin/munin22:45:263
134491540,3ptp4l0-21swapper/223:25:112
134491530,4ptp4l0-21swapper/300:10:023
134491530,3ptp4l0-21swapper/320:25:173
134491530,11ptp4l0-21swapper/300:25:213
134491520,11ptp4l2258-21meminfo19:05:181
134491520,11ptp4l2258-21meminfo19:05:181
134491510,4ptp4l0-21swapper/323:34:403
134491510,4ptp4l0-21swapper/321:30:573
134491510,4ptp4l0-21swapper/222:05:012
134491510,4ptp4l0-21swapper/122:27:401
134491510,3ptp4l0-21swapper/223:20:192
134491500,5ptp4l0-21swapper/021:02:170
134491500,4ptp4l0-21swapper/323:58:313
134491500,4ptp4l0-21swapper/322:53:083
134491500,4ptp4l0-21swapper/322:31:263
134491500,4ptp4l0-21swapper/321:04:403
134491500,4ptp4l0-21swapper/300:37:543
134491500,4ptp4l0-21swapper/221:13:222
134491500,4ptp4l0-21swapper/220:03:502
134491500,4ptp4l0-21swapper/200:03:252
134491500,4ptp4l0-21swapper/200:03:252
134491500,4ptp4l0-21swapper/119:39:041
134491500,4ptp4l0-21swapper/119:39:041
134491500,4ptp4l0-21swapper/023:29:590
134491500,3ptp4l0-21swapper/323:52:043
134491500,3ptp4l0-21swapper/219:59:342
134491490,9ptp4l4214-21apt-get22:40:120
134491490,9ptp4l0-21swapper/219:10:102
134491490,4ptp4l0-21swapper/323:41:463
134491490,4ptp4l0-21swapper/323:12:423
134491490,4ptp4l0-21swapper/320:18:523
134491490,3ptp4l0-21swapper/321:26:043
134491490,3ptp4l0-21swapper/320:30:123
134491490,3ptp4l0-21swapper/100:24:131
134491490,3ptp4l0-21swapper/019:15:350
134491490,10ptp4l0-21swapper/222:46:292
114982490,3sleep30-21swapper/300:05:013
114982490,3sleep30-21swapper/300:05:013
369999488,3cyclictest25-21ksoftirqd/100:14:061
134491480,9ptp4l3435-21ls19:10:010
134491480,4ptp4l0-21swapper/322:14:433
134491480,4ptp4l0-21swapper/320:01:183
134491480,4ptp4l0-21swapper/022:12:270
134491480,3ptp4l0-21swapper/221:53:012
369899475,3cyclictest121rcu_preempt21:50:000
134491470,4ptp4l0-21swapper/322:55:443
134491470,4ptp4l0-21swapper/320:14:203
134491470,4ptp4l0-21swapper/319:10:283
134491470,4ptp4l0-21swapper/222:14:572
134491470,4ptp4l0-21swapper/200:11:172
134491470,4ptp4l0-21swapper/022:30:170
134491470,4ptp4l0-21swapper/020:59:540
134491470,3ptp4l0-21swapper/222:42:012
134491470,11ptp4l0-21swapper/122:55:591
369999465,3cyclictest25-21ksoftirqd/123:12:161
369999461,9cyclictest25-21ksoftirqd/123:25:121
369899463,3cyclictest121rcu_preempt22:20:140
134491460,4ptp4l0-21swapper/219:35:342
134491460,4ptp4l0-21swapper/219:35:342
134491460,3ptp4l0-21swapper/320:57:233
134491460,3ptp4l0-21swapper/320:35:393
134491460,3ptp4l0-21swapper/320:35:393
134491460,3ptp4l0-21swapper/300:09:083
134491460,3ptp4l0-21swapper/220:51:042
134491450,7ptp4l0-21swapper/223:41:312
134491450,7ptp4l0-21swapper/000:35:210
134491450,6ptp4l6084-21apt-get19:15:132
134491450,3ptp4l0-21swapper/300:24:083
134491450,3ptp4l0-21swapper/223:10:152
134491450,3ptp4l0-21swapper/022:19:430
134491450,3ptp4l0-21swapper/020:22:360
3700994439,3cyclictest33-21ksoftirqd/223:00:002
370099440,3cyclictest121rcu_preempt22:32:382
134491440,9ptp4l0-21swapper/020:25:140
134491440,5ptp4l0-21swapper/019:08:050
134491440,5ptp4l0-21swapper/019:08:040
134491440,5ptp4l0-21swapper/000:15:190
134491440,4ptp4l23555-21apt-get00:30:130
134491440,4ptp4l1576-21apt-get20:15:100
134491440,4ptp4l0-21swapper/323:46:443
134491440,4ptp4l0-21swapper/323:02:543
134491440,4ptp4l0-21swapper/322:25:023
134491440,3ptp4l0-21swapper/321:59:213
134491440,3ptp4l0-21swapper/319:25:563
134491440,3ptp4l0-21swapper/223:16:382
134491440,3ptp4l0-21swapper/219:20:352
134491440,10ptp4l0-21swapper/120:00:441
134491440,10ptp4l0-21swapper/119:51:191
134491440,10ptp4l0-21swapper/021:28:200
369999430,4cyclictest25-21ksoftirqd/123:07:431
369899432,2cyclictest121rcu_preempt20:44:450
134491430,9ptp4l0-21swapper/223:45:402
134491430,9ptp4l0-21swapper/222:35:542
134491430,9ptp4l0-21swapper/021:37:310
134491430,5ptp4l0-21swapper/320:45:123
134491430,5ptp4l0-21swapper/023:00:140
134491430,4ptp4l0-21swapper/323:17:423
134491430,4ptp4l0-21swapper/320:20:113
134491430,4ptp4l0-21swapper/220:55:272
134491430,4ptp4l0-21swapper/200:31:392
134491430,3ptp4l0-21swapper/221:42:312
134491430,3ptp4l0-21swapper/220:08:202
134491430,10ptp4l0-21swapper/320:41:133
134491430,10ptp4l0-21swapper/121:00:041
369999424,3cyclictest121rcu_preempt21:30:001
3699994236,3cyclictest25-21ksoftirqd/100:30:001
3699994229,10cyclictest25-21ksoftirqd/119:15:251
3699994227,3cyclictest25-21ksoftirqd/120:15:271
3698994228,3cyclictest9-21ksoftirqd/023:10:240
3698994227,3cyclictest9-21ksoftirqd/022:25:250
3698994226,4cyclictest9-21ksoftirqd/019:50:150
134491420,9ptp4l0-21swapper/122:38:571
134491420,5ptp4l0-21swapper/100:35:241
134491420,5ptp4l0-21swapper/021:15:140
134491420,4ptp4l929-21users20:10:272
134491420,4ptp4l23582-21ntp_states21:00:232
134491420,4ptp4l10923-21df19:25:122
134491420,3ptp4l1825-21apt-get22:35:113
134491420,3ptp4l1812-21apt-get21:25:112
369999415,3cyclictest121rcu_preempt22:40:131
369999413,2cyclictest121rcu_preempt20:15:001
3699994127,3cyclictest25-21ksoftirqd/121:35:161
3699994127,3cyclictest25-21ksoftirqd/121:30:201
3699994126,3cyclictest25-21ksoftirqd/123:40:231
3698994126,4cyclictest9-21ksoftirqd/019:55:130
3698994126,3cyclictest9-21ksoftirqd/023:15:230
3698994125,5cyclictest9-21ksoftirqd/020:10:120
3698994125,4cyclictest9-21ksoftirqd/022:00:250
3698994124,6cyclictest9-21ksoftirqd/020:45:260
134491410,5ptp4l18958-21ntp_states20:50:210
134491410,5ptp4l0-21swapper/323:05:043
134491410,5ptp4l0-21swapper/319:45:223
134491410,5ptp4l0-21swapper/319:30:143
134491410,5ptp4l0-21swapper/319:15:113
134491410,5ptp4l0-21swapper/223:50:112
134491410,5ptp4l0-21swapper/221:55:112
134491410,5ptp4l0-21swapper/119:45:251
134491410,4ptp4l27841-21diskstats23:30:152
134491410,4ptp4l23096-21apt-get00:30:013
134491410,4ptp4l0-21swapper/121:45:261
134491410,4ptp4l0-21swapper/021:05:230
134491410,4ptp4l0-21swapper/020:05:370
134491410,3ptp4l9286-21hddtemp_smartct21:40:160
134491410,3ptp4l8623-21apt-get20:30:132
134491410,3ptp4l0-21swapper/323:25:133
3700994034,3cyclictest33-21ksoftirqd/221:20:002
369999405,3cyclictest121rcu_preempt20:40:001
369999405,3cyclictest121rcu_preempt20:40:001
3699994035,3cyclictest25-21ksoftirqd/122:45:191
3699994035,3cyclictest25-21ksoftirqd/121:00:001
3699994034,3cyclictest25-21ksoftirqd/119:56:301
3699994027,3cyclictest25-21ksoftirqd/122:15:261
3699994025,4cyclictest25-21ksoftirqd/123:35:231
3699994025,3cyclictest25-21ksoftirqd/122:10:251
369999401,6cyclictest121rcu_preempt00:05:191
3699994016,3cyclictest25-21ksoftirqd/120:50:101
3698994035,3cyclictest9-21ksoftirqd/022:45:120
3698994035,3cyclictest9-21ksoftirqd/022:40:010
3698994025,4cyclictest9-21ksoftirqd/021:30:240
3698994024,4cyclictest9-21ksoftirqd/000:10:270
369899401,3cyclictest121rcu_preempt20:05:000
134491400,5ptp4l41-21ksoftirqd/323:20:223
134491400,5ptp4l14567-21/usr/sbin/munin23:00:211
134491400,5ptp4l0-21swapper/321:50:133
134491400,5ptp4l0-21swapper/222:15:202
134491400,4ptp4l7563-21iostat_ios23:55:172
134491400,4ptp4l27738-21perl22:20:143
134491400,4ptp4l16133-21grep20:45:191
134491400,4ptp4l0-21swapper/323:35:113
134491400,4ptp4l0-21swapper/321:35:193
134491400,4ptp4l0-21swapper/319:55:153
134491400,4ptp4l0-21swapper/221:35:242
134491400,4ptp4l0-21swapper/219:30:222
134491400,4ptp4l0-21swapper/200:08:312
134491400,4ptp4l0-21swapper/123:51:471
134491400,4ptp4l0-21swapper/122:21:121
134491400,4ptp4l0-21swapper/122:07:041
134491400,4ptp4l0-21swapper/121:23:231
134491400,4ptp4l0-21swapper/100:15:171
134491400,4ptp4l0-21swapper/023:50:090
134491400,4ptp4l0-21swapper/023:50:000
134491400,4ptp4l0-21swapper/023:34:560
134491400,4ptp4l0-21swapper/023:20:450
134491400,4ptp4l0-21swapper/022:52:580
134491400,4ptp4l0-21swapper/021:53:030
134491400,4ptp4l0-21swapper/021:20:540
134491400,4ptp4l0-21swapper/020:34:510
134491400,4ptp4l0-21swapper/019:30:440
134491400,4ptp4l0-21swapper/000:28:440
134491400,4ptp4l0-21swapper/000:08:290
134491400,3ptp4l8870-21apt-get22:50:121
134491400,3ptp4l20915-21diskstats23:15:141
134491400,3ptp4l17841-21apt-get20:50:113
134491400,3ptp4l16724-21diskstats00:15:143
134491400,3ptp4l15546-21apt-get20:45:132
134491400,3ptp4l15309-21apt-get19:35:123
134491400,3ptp4l15309-21apt-get19:35:123
134491400,3ptp4l0-21swapper/322:15:413
134491400,3ptp4l0-21swapper/220:24:052
134491400,3ptp4l0-21swapper/200:35:222
3700993918,10cyclictest33-21ksoftirqd/222:20:142
3699993933,4cyclictest25-21ksoftirqd/123:30:111
3699993933,3cyclictest25-21ksoftirqd/122:00:341
3699993925,4cyclictest25-21ksoftirqd/120:20:151
3699993925,4cyclictest25-21ksoftirqd/119:30:151
3698993925,4cyclictest9-21ksoftirqd/022:55:130
3698993925,4cyclictest9-21ksoftirqd/000:20:170
3698993925,3cyclictest9-21ksoftirqd/019:20:150
3698993924,3cyclictest9-21ksoftirqd/023:05:150
3698993924,3cyclictest9-21ksoftirqd/019:35:180
3698993924,3cyclictest9-21ksoftirqd/019:35:180
3698993922,4cyclictest9-21ksoftirqd/023:40:220
369899390,2cyclictest121rcu_preempt19:45:120
134491390,5ptp4l0-21swapper/200:15:092
134491390,4ptp4l0-21swapper/322:05:143
134491390,4ptp4l0-21swapper/321:20:213
134491390,4ptp4l0-21swapper/319:50:163
134491390,4ptp4l0-21swapper/319:40:153
134491390,4ptp4l0-21swapper/319:23:063
134491390,4ptp4l0-21swapper/223:00:192
134491390,4ptp4l0-21swapper/222:25:152
134491390,4ptp4l0-21swapper/221:30:212
134491390,4ptp4l0-21swapper/219:50:102
134491390,4ptp4l0-21swapper/219:47:572
134491390,4ptp4l0-21swapper/200:25:232
134491390,4ptp4l0-21swapper/122:31:211
134491390,4ptp4l0-21swapper/121:10:311
134491390,4ptp4l0-21swapper/120:30:261
134491390,4ptp4l0-21swapper/120:25:211
134491390,4ptp4l0-21swapper/023:59:160
134491390,4ptp4l0-21swapper/021:10:150
134491390,4ptp4l0-21swapper/020:35:130
134491390,4ptp4l0-21swapper/020:35:130
134491390,4ptp4l0-21swapper/019:41:190
134491390,3ptp4l9902-21tr22:50:222
134491390,3ptp4l30489-21ntp_states21:15:223
134491390,3ptp4l19863-21ntp_states00:20:222
134491390,3ptp4l15549-21apt-get23:05:032
134491390,3ptp4l10697-21/usr/sbin/munin19:25:190
134491390,3ptp4l0-21swapper/121:53:231
3699993832,3cyclictest25-21ksoftirqd/123:45:081
3699993832,3cyclictest25-21ksoftirqd/120:40:021
3698993824,3cyclictest9-21ksoftirqd/000:00:210
3698993824,3cyclictest9-21ksoftirqd/000:00:210
134491380,4ptp4l9500-21ntp_kernel_pll_19:20:211
134491380,4ptp4l32247-21fschecks_count21:20:152
134491380,4ptp4l10609-21systemctl00:00:261
134491380,4ptp4l10609-21systemctl00:00:261
134491380,4ptp4l0-21swapper/322:00:243
134491380,4ptp4l0-21swapper/321:05:173
134491380,4ptp4l0-21swapper/223:35:082
134491380,4ptp4l0-21swapper/123:56:111
134491380,4ptp4l0-21swapper/121:17:501
134491380,4ptp4l0-21swapper/121:05:161
134491380,4ptp4l0-21swapper/119:29:101
134491380,4ptp4l0-21swapper/100:30:141
134491380,3ptp4l0-21swapper/221:05:502
134491380,3ptp4l0-21swapper/220:15:242
134491380,3ptp4l0-21swapper/123:21:261
134491380,3ptp4l0-21swapper/121:40:221
46198330,5rtkit-daemon0-21swapper/219:07:382
46198330,5rtkit-daemon0-21swapper/219:07:382
137891224,10phc2sys0-21swapper/319:05:113
137891224,10phc2sys0-21swapper/319:05:113
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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