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2026-01-25 - 16:19
[ 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 100 highest latencies:
System rackdslot4.osadl.org (updated Sun Jan 25, 2026 12:45:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
162492224160,52sleep30-21swapper/307:06:343
161932203169,22sleep00-21swapper/007:05:500
163812201168,22sleep10-21swapper/107:08:171
163572201167,22sleep20-21swapper/207:07:572
561521350,6sleep31681799cyclictest10:00:233
138591134109,14phc2sys0-21swapper/307:10:023
33562590,4sleep31681799cyclictest12:05:243
1681799578,18cyclictest16743-21cat08:15:003
1681799568,15cyclictest6008-21ls08:55:303
1681799557,14cyclictest657-21ls07:40:213
16815995422,3cyclictest25-21ksoftirqd/109:55:001
138491520,1ptp4l391rcuc/308:15:553
62662500,4sleep06265-21latency_hist12:15:000
138491490,1ptp4l391rcuc/309:52:043
1681799487,13cyclictest16133-21apt-get12:35:023
228612460,1sleep30-21swapper/307:20:173
1681799469,16cyclictest1319-21snmpd10:27:153
1681799457,7cyclictest19520-21diskstats11:35:153
222452440,2sleep20-21swapper/211:40:162
1681799437,7cyclictest32056-21df08:45:143
1681799437,15cyclictest1319-21snmpd10:57:283
16817994337,4cyclictest6261-21cron11:10:003
138491430,2ptp4l391rcuc/309:15:213
138491430,0ptp4l401ktimersoftd/309:35:383
138491420,0ptp4l401ktimersoftd/307:58:023
16815994133,5cyclictest31668-21grep07:40:011
138491410,0ptp4l401ktimersoftd/311:45:173
138491410,0ptp4l401ktimersoftd/310:14:423
16816994034,4cyclictest33-21ksoftirqd/207:50:122
138491400,0ptp4l401ktimersoftd/307:39:493
16815993934,3cyclictest25-21ksoftirqd/110:15:011
16815993932,4cyclictest25-21ksoftirqd/109:59:591
1681699380,36cyclictest0-21swapper/210:05:232
16815993833,3cyclictest25-21ksoftirqd/109:19:591
16815993832,3cyclictest25-21ksoftirqd/110:20:011
16815993832,3cyclictest25-21ksoftirqd/110:20:001
16815993832,3cyclictest25-21ksoftirqd/107:45:001
16815993831,4cyclictest25-21ksoftirqd/108:00:011
1681599380,36cyclictest0-21swapper/108:45:231
16814993834,3cyclictest9-21ksoftirqd/008:40:000
16815993732,3cyclictest24268-21kworker/1:208:50:121
16815993731,4cyclictest25-21ksoftirqd/110:53:051
16815993731,3cyclictest25-21ksoftirqd/110:40:011
16815993731,3cyclictest25-21ksoftirqd/109:45:011
16815993726,9cyclictest25-21ksoftirqd/108:15:161
16814993731,4cyclictest9-21ksoftirqd/011:44:470
16814993730,4cyclictest9-21ksoftirqd/008:50:130
16817993631,3cyclictest41-21ksoftirqd/308:05:113
16817993630,3cyclictest41-21ksoftirqd/308:20:193
16816993631,3cyclictest33-21ksoftirqd/212:25:122
16816993631,3cyclictest33-21ksoftirqd/211:20:002
16816993630,4cyclictest33-21ksoftirqd/210:31:442
16816993630,4cyclictest33-21ksoftirqd/208:30:082
16816993630,4cyclictest33-21ksoftirqd/208:23:472
16816993630,4cyclictest33-21ksoftirqd/207:30:112
1681699360,35cyclictest0-21swapper/208:40:242
16815993631,3cyclictest25-21ksoftirqd/112:20:001
16815993631,3cyclictest25-21ksoftirqd/112:00:161
16815993631,3cyclictest25-21ksoftirqd/107:15:171
16815993630,4cyclictest25-21ksoftirqd/109:02:141
16815993630,4cyclictest25-21ksoftirqd/107:45:111
16814993630,4cyclictest9-21ksoftirqd/012:23:340
16814993630,4cyclictest9-21ksoftirqd/010:42:010
138491360,0ptp4l401ktimersoftd/307:25:243
1681799357,14cyclictest14130-21apt-get11:25:113
1681799357,14cyclictest14130-21apt-get11:25:113
16817993530,3cyclictest41-21ksoftirqd/311:13:313
16816993531,3cyclictest33-21ksoftirqd/210:10:112
16816993530,3cyclictest33-21ksoftirqd/210:25:082
16816993529,4cyclictest33-21ksoftirqd/212:32:152
16816993529,4cyclictest33-21ksoftirqd/212:15:022
16816993529,4cyclictest33-21ksoftirqd/212:05:432
16816993529,4cyclictest33-21ksoftirqd/211:52:592
16816993529,4cyclictest33-21ksoftirqd/210:16:362
16816993529,4cyclictest33-21ksoftirqd/210:16:352
16816993529,4cyclictest33-21ksoftirqd/207:17:162
16815993532,2cyclictest25-21ksoftirqd/107:20:171
16815993531,2cyclictest25-21ksoftirqd/108:24:591
16815993530,3cyclictest25-21ksoftirqd/112:10:001
16815993530,3cyclictest25-21ksoftirqd/111:50:181
16815993529,4cyclictest25-21ksoftirqd/111:01:271
16815993529,4cyclictest25-21ksoftirqd/109:48:541
16815993529,4cyclictest25-21ksoftirqd/108:28:041
16815993529,3cyclictest25-21ksoftirqd/112:35:001
16814993531,2cyclictest111rcuc/011:00:000
16814993530,3cyclictest9-21ksoftirqd/011:05:100
16814993530,3cyclictest9-21ksoftirqd/010:30:190
16814993530,2cyclictest9-21ksoftirqd/009:40:000
16814993529,4cyclictest9-21ksoftirqd/009:58:330
16814993529,4cyclictest9-21ksoftirqd/008:49:170
16814993529,4cyclictest9-21ksoftirqd/007:14:360
1681799347,16cyclictest0-21swapper/309:20:213
16817993429,3cyclictest41-21ksoftirqd/309:58:103
16817993428,4cyclictest41-21ksoftirqd/311:21:043
16817993428,4cyclictest41-21ksoftirqd/309:08:573
16817993428,4cyclictest41-21ksoftirqd/308:38:453
16816993429,3cyclictest33-21ksoftirqd/210:04:362
16816993428,4cyclictest33-21ksoftirqd/210:51:102
16816993428,4cyclictest33-21ksoftirqd/209:50:412
16816993428,4cyclictest33-21ksoftirqd/209:33:432
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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