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2026-01-31 - 19:13
[ 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 792 highest latencies:
System rackdslot1.osadl.org (updated Sat Jan 31, 2026 12:45:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2063921370,6sleep1626199cyclictest09:55:241
2514621330,5sleep2626299cyclictest07:50:012
134491650,6ptp4l0-21swapper/107:15:281
134491650,6ptp4l0-21swapper/107:15:281
42352620,4sleep04240-21needreboot10:30:220
134491620,5ptp4l0-21swapper/012:20:170
134491620,21ptp4l18285-21meminfo12:10:200
91532610,4sleep3626399cyclictest08:25:003
146562610,4sleep233-21ksoftirqd/209:45:142
134491600,4ptp4l0-21swapper/308:45:013
134491600,4ptp4l0-21swapper/207:07:052
134491590,4ptp4l0-21swapper/109:15:381
134491580,4ptp4l0-21swapper/011:30:170
134491580,3ptp4l9841-21iostat_ios08:25:170
134491580,22ptp4l9-21ksoftirqd/011:15:270
134491570,4ptp4l0-21swapper/307:33:423
134491560,4ptp4l0-21swapper/110:40:181
134491550,3ptp4l0-21swapper/110:00:091
6263995411,4cyclictest41-21ksoftirqd/308:00:003
134491540,4ptp4l0-21swapper/309:43:303
134491520,4ptp4l0-21swapper/110:35:151
134491520,4ptp4l0-21swapper/109:05:071
134491520,4ptp4l0-21swapper/108:49:051
134491520,4ptp4l0-21swapper/012:04:570
134491520,13ptp4l0-21swapper/307:10:193
626399512,3cyclictest0-21swapper/307:51:173
134491510,4ptp4l9-21ksoftirqd/007:29:080
626399503,2cyclictest121rcu_preempt08:38:593
134491500,4ptp4l0-21swapper/111:33:121
134491500,4ptp4l0-21swapper/009:57:270
134491500,4ptp4l0-21swapper/009:29:190
134491500,3ptp4l0-21swapper/011:55:280
134491500,3ptp4l0-21swapper/009:20:070
134491500,12ptp4l0-21swapper/111:12:331
134691490,36getstats0-21swapper/307:06:573
134491490,4ptp4l0-21swapper/310:05:203
134491490,4ptp4l0-21swapper/309:07:273
134491490,4ptp4l0-21swapper/011:54:150
134491490,3ptp4l0-21swapper/112:35:531
134491490,3ptp4l0-21swapper/109:37:201
134491490,11ptp4l0-21swapper/010:20:150
134491480,4ptp4l0-21swapper/108:57:131
134491480,3ptp4l0-21swapper/012:29:100
134491480,3ptp4l0-21swapper/008:53:010
134491480,10ptp4l0-21swapper/209:25:172
626399473,2cyclictest121rcu_preempt12:13:053
6263994717,7cyclictest41-21ksoftirqd/308:50:013
6263994716,7cyclictest41-21ksoftirqd/311:01:323
134491470,5ptp4l0-21swapper/107:05:241
134491470,4ptp4l626199cyclictest11:50:361
134491470,4ptp4l0-21swapper/308:10:443
134491470,4ptp4l0-21swapper/112:11:361
134491470,3ptp4l0-21swapper/008:34:490
134491470,16ptp4l9-21ksoftirqd/010:00:480
626399463,3cyclictest121rcu_preempt10:47:003
6263994615,7cyclictest41-21ksoftirqd/312:38:503
6263994614,4cyclictest41-21ksoftirqd/311:41:163
6263994614,4cyclictest41-21ksoftirqd/311:41:163
626399461,3cyclictest0-21swapper/311:59:293
626299461,43cyclictest0-21swapper/208:14:382
134491460,7ptp4l4342-21idleruntime07:05:230
134491460,7ptp4l0-21swapper/011:25:590
134491460,4ptp4l0-21swapper/112:25:091
134491460,3ptp4l0-21swapper/112:30:271
134491460,3ptp4l0-21swapper/112:30:271
134491460,3ptp4l0-21swapper/010:40:020
626399453,2cyclictest121rcu_preempt11:08:583
6263994514,4cyclictest41-21ksoftirqd/311:15:233
6263994513,5cyclictest41-21ksoftirqd/309:45:173
626399450,3cyclictest121rcu_preempt09:36:593
134491450,3ptp4l0-21swapper/109:45:171
134491450,3ptp4l0-21swapper/108:35:481
134491450,10ptp4l33-21ksoftirqd/210:05:222
6263994439,3cyclictest41-21ksoftirqd/309:00:013
6263994413,8cyclictest41-21ksoftirqd/309:30:233
134491440,9ptp4l0-21swapper/008:10:410
134491440,5ptp4l9-21ksoftirqd/008:35:190
134491440,4ptp4l0-21swapper/011:01:300
134491440,3ptp4l0-21swapper/109:26:341
134491430,9ptp4l0-21swapper/007:53:070
134491430,5ptp4l12086-21meminfo07:20:211
134491430,4ptp4l15738-21apt-get07:30:120
134491430,4ptp4l0-21swapper/309:26:093
134491430,4ptp4l0-21swapper/007:14:210
134491430,10ptp4l0-21swapper/008:15:160
626399429,4cyclictest41-21ksoftirqd/307:40:283
626399428,3cyclictest41-21ksoftirqd/311:23:563
6263994236,3cyclictest41-21ksoftirqd/307:22:583
6263994235,4cyclictest41-21ksoftirqd/308:08:383
626399421,9cyclictest41-21ksoftirqd/312:22:393
626399421,2cyclictest121rcu_preempt08:19:073
626399421,2cyclictest0-21swapper/308:33:353
626299423,37cyclictest0-21swapper/211:39:192
626299422,26cyclictest11649-21kworker/2:111:21:472
134491420,9ptp4l0-21swapper/007:35:390
134491420,5ptp4l7175-21df08:20:122
134491420,5ptp4l0-21swapper/311:45:143
134491420,4ptp4l28622-21hddtemp_smartct09:05:162
134491420,4ptp4l24017-21apt-get10:05:140
134491420,4ptp4l16458-21ls12:05:250
134491420,4ptp4l15034-21apt-get12:05:121
134491420,4ptp4l14555-21ntp_states07:25:223
134491420,4ptp4l0-21swapper/011:37:070
134491420,4ptp4l0-21swapper/009:40:220
134491420,3ptp4l29539-21apt-get08:00:032
134491420,3ptp4l18929-21apt-get09:55:033
134491420,3ptp4l12731-21apt-get12:00:092
134491420,3ptp4l0-21swapper/012:34:270
134491420,3ptp4l0-21swapper/012:34:270
134491420,3ptp4l0-21swapper/010:17:020
134491420,1ptp4l0-21swapper/309:20:293
626399416,4cyclictest41-21ksoftirqd/312:32:323
626399416,4cyclictest41-21ksoftirqd/312:32:323
6263994135,3cyclictest41-21ksoftirqd/312:27:583
6263994135,3cyclictest41-21ksoftirqd/312:01:583
6263994135,3cyclictest41-21ksoftirqd/308:27:593
626399412,3cyclictest121rcu_preempt09:10:093
626399411,2cyclictest121rcu_preempt09:03:233
626399410,6cyclictest121rcu_preempt11:35:123
626399410,2cyclictest121rcu_preempt11:25:403
134491410,9ptp4l0-21swapper/007:55:460
134491410,5ptp4l0-21swapper/012:35:180
134491410,5ptp4l0-21swapper/008:55:160
134491410,4ptp4l5148-21iostat08:15:182
134491410,4ptp4l4290-21irqstats11:40:191
134491410,4ptp4l4290-21irqstats11:40:191
134491410,4ptp4l3205-21apt-get10:30:121
134491410,4ptp4l29579-21memory10:15:213
134491410,4ptp4l27007-21ntp_states09:00:230
134491410,4ptp4l25081-21irqstats11:15:201
134491410,4ptp4l17898-21iostat_ios11:00:171
134491410,4ptp4l1328-21meminfo09:15:210
134491410,4ptp4l11137-21apt-get07:20:142
134491410,4ptp4l10492-21df_inode10:45:151
134491410,4ptp4l10385-21ntp_states08:25:222
134491410,4ptp4l1010-21ntp_states08:05:232
134491410,4ptp4l0-21swapper/307:47:113
134491410,4ptp4l0-21swapper/108:50:291
134491410,4ptp4l0-21swapper/007:45:390
134491410,3ptp4l6966-21apt-get08:20:111
134491410,3ptp4l14885-21diskstats09:45:160
134491410,3ptp4l13868-21apt-get08:35:132
134491410,3ptp4l12278-21apt-get09:40:121
134491410,3ptp4l10234-21ls07:15:263
134491410,3ptp4l10234-21ls07:15:263
134491410,3ptp4l0-21swapper/111:27:471
6263994036,3cyclictest41-21ksoftirqd/312:10:003
6263994035,3cyclictest41-21ksoftirqd/310:31:583
6263994035,3cyclictest41-21ksoftirqd/309:15:153
6263994035,2cyclictest41-21ksoftirqd/309:55:003
6263994034,3cyclictest41-21ksoftirqd/310:13:583
6263994029,9cyclictest41-21ksoftirqd/310:00:183
626299402,37cyclictest0-21swapper/207:43:392
134491400,9ptp4l0-21swapper/007:42:020
134491400,5ptp4l33-21ksoftirqd/210:15:242
134491400,5ptp4l18068-21unixbench_singl08:40:272
134491400,5ptp4l0-21swapper/210:20:132
134491400,5ptp4l0-21swapper/207:15:032
134491400,5ptp4l0-21swapper/207:15:032
134491400,5ptp4l0-21swapper/110:05:131
134491400,5ptp4l0-21swapper/011:40:240
134491400,5ptp4l0-21swapper/011:40:230
134491400,5ptp4l0-21swapper/009:35:120
134491400,5ptp4l0-21swapper/007:15:230
134491400,5ptp4l0-21swapper/007:15:230
134491400,4ptp4l27512-21meminfo11:20:201
134491400,4ptp4l26317-21hddtemp_smartct09:00:162
134491400,4ptp4l17399-21memory08:40:211
134491400,4ptp4l1301-21snmpd09:43:402
134491400,4ptp4l0-21swapper/307:35:103
134491400,4ptp4l0-21swapper/211:55:232
134491400,4ptp4l0-21swapper/209:10:202
134491400,4ptp4l0-21swapper/112:00:251
134491400,4ptp4l0-21swapper/110:55:161
134491400,4ptp4l0-21swapper/011:20:250
134491400,4ptp4l0-21swapper/010:35:130
134491400,4ptp4l0-21swapper/010:27:260
134491400,4ptp4l0-21swapper/009:30:280
134491400,4ptp4l0-21swapper/009:06:570
134491400,4ptp4l0-21swapper/008:41:440
134491400,4ptp4l0-21swapper/008:07:020
134491400,3ptp4l813-21apt-get10:25:121
134491400,3ptp4l25882-21apt-get09:00:131
134491400,3ptp4l19265-21df_inode08:45:140
134491400,3ptp4l18039-21apt-get07:35:112
134491400,3ptp4l12519-21memory08:30:201
626399394,2cyclictest121rcu_preempt10:50:143
6263993934,3cyclictest41-21ksoftirqd/311:30:133
6263993934,3cyclictest41-21ksoftirqd/310:20:183
6263993933,3cyclictest41-21ksoftirqd/310:25:233
626399392,3cyclictest121rcu_preempt10:40:223
134491390,5ptp4l0-21swapper/211:10:012
134491390,5ptp4l0-21swapper/209:16:012
134491390,5ptp4l0-21swapper/111:05:151
134491390,5ptp4l0-21swapper/110:10:171
134491390,5ptp4l0-21swapper/010:50:220
134491390,5ptp4l0-21swapper/010:45:240
134491390,4ptp4l4350-21grep09:20:251
134491390,4ptp4l23039-21/usr/sbin/munin12:20:201
134491390,4ptp4l22884-21df_abs07:45:142
134491390,4ptp4l14977-21timerwakeupswit07:25:261
134491390,4ptp4l10619-21/usr/sbin/munin11:55:131
134491390,4ptp4l0-21swapper/211:25:242
134491390,4ptp4l0-21swapper/210:05:002
134491390,4ptp4l0-21swapper/209:23:182
134491390,4ptp4l0-21swapper/207:25:162
134491390,4ptp4l0-21swapper/111:45:231
134491390,4ptp4l0-21swapper/109:51:061
134491390,4ptp4l0-21swapper/107:34:381
134491390,4ptp4l0-21swapper/009:50:130
134491390,4ptp4l0-21swapper/009:12:220
134491390,4ptp4l0-21swapper/008:21:080
134491390,4ptp4l0-21swapper/008:02:290
134491390,4ptp4l0-21swapper/007:23:530
134491390,3ptp4l23464-21ls12:20:252
134491390,2ptp4l20483-21/usr/sbin/munin12:15:193
6263993834,2cyclictest41-21ksoftirqd/311:50:153
626399383,3cyclictest121rcu_preempt08:51:263
6263993833,3cyclictest41-21ksoftirqd/310:55:013
6262993831,4cyclictest33-21ksoftirqd/211:40:242
6262993831,4cyclictest33-21ksoftirqd/211:40:242
134491380,4ptp4l31269-21/usr/sbin/munin10:20:151
134491380,4ptp4l29999-21/usr/sbin/munin08:00:143
134491380,4ptp4l10984-21irqrtprio10:45:202
134491380,4ptp4l0-21swapper/212:30:152
134491380,4ptp4l0-21swapper/212:30:152
134491380,4ptp4l0-21swapper/212:25:192
134491380,4ptp4l0-21swapper/212:11:582
134491380,4ptp4l0-21swapper/211:50:282
134491380,4ptp4l0-21swapper/211:02:072
134491380,4ptp4l0-21swapper/210:41:092
134491380,4ptp4l0-21swapper/210:29:442
134491380,4ptp4l0-21swapper/210:10:482
134491380,4ptp4l0-21swapper/209:57:532
134491380,4ptp4l0-21swapper/209:30:172
134491380,4ptp4l0-21swapper/208:58:002
134491380,4ptp4l0-21swapper/207:55:152
134491380,4ptp4l0-21swapper/207:30:202
134491380,4ptp4l0-21swapper/112:15:151
134491380,4ptp4l0-21swapper/111:35:211
134491380,4ptp4l0-21swapper/110:50:171
134491380,4ptp4l0-21swapper/110:18:031
134491380,4ptp4l0-21swapper/109:12:471
134491380,4ptp4l0-21swapper/108:28:081
134491380,4ptp4l0-21swapper/108:04:031
134491380,4ptp4l0-21swapper/107:41:561
134491380,4ptp4l0-21swapper/012:15:160
134491380,4ptp4l0-21swapper/011:45:250
134491380,4ptp4l0-21swapper/011:10:170
134491380,4ptp4l0-21swapper/011:05:160
134491380,4ptp4l0-21swapper/010:55:180
134491380,4ptp4l0-21swapper/010:10:190
134491380,3ptp4l7923-21df_abs09:30:151
134491380,3ptp4l3297-21/usr/sbin/munin10:30:142
134491380,3ptp4l0-21swapper/209:50:312
134491380,3ptp4l0-21swapper/208:30:402
134491380,3ptp4l0-21swapper/207:10:092
134491380,3ptp4l0-21swapper/107:11:331
6263993733,3cyclictest41-21ksoftirqd/310:35:163
6262993732,3cyclictest33-21ksoftirqd/212:15:202
46198370,4rtkit-daemon0-21swapper/211:19:372
134491370,4ptp4l0-21swapper/311:12:093
134491370,4ptp4l0-21swapper/210:38:162
134491370,3ptp4l0-21swapper/211:32:592
134491370,3ptp4l0-21swapper/211:12:112
134491370,3ptp4l0-21swapper/209:35:132
134491370,3ptp4l0-21swapper/108:09:321
134491370,3ptp4l0-21swapper/107:35:591
6261993630,4cyclictest25-21ksoftirqd/108:16:271
46198360,4rtkit-daemon0-21swapper/212:36:022
134491360,4ptp4l0-21swapper/211:45:232
134491360,4ptp4l0-21swapper/107:56:281
134491360,3ptp4l0-21swapper/210:51:232
134491360,3ptp4l0-21swapper/208:49:522
134491360,3ptp4l0-21swapper/108:10:161
134491350,4ptp4l0-21swapper/208:51:362
134491350,3ptp4l0-21swapper/210:56:352
134491350,3ptp4l0-21swapper/107:48:281
134491340,4ptp4l0-21swapper/107:52:481
134491340,3ptp4l0-21swapper/212:08:362
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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