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2026-01-21 - 22:20
[ 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 rackdslot3.osadl.org (updated Wed Jan 21, 2026 12:45:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
90032204170,23sleep20-21swapper/207:08:392
139491203169,23phc2sys0-21swapper/307:06:073
90072200168,21sleep10-21swapper/107:08:421
90062200167,22sleep00-21swapper/007:08:410
704421190,7sleep2940999cyclictest10:25:222
940799610,11cyclictest14414-21ps10:40:230
940799600,11cyclictest23460-21sendmail07:40:010
139391580,1ptp4l401ktimersoftd/308:54:593
940799570,16cyclictest0-21swapper/009:20:230
32962570,6sleep3941099cyclictest12:30:273
940799560,12cyclictest20266-21cat08:40:010
940799540,11cyclictest11862-21date09:30:010
940799530,18cyclictest20317-21ps09:45:220
940799530,17cyclictest24311-21/usr/sbin/munin12:10:220
940799520,11cyclictest24107-21cut11:00:220
139391520,39ptp4l0-21swapper/307:10:013
940799510,17cyclictest1300-21snmpd09:13:530
940799510,16cyclictest0-21swapper/008:15:180
297452510,2sleep00-21swapper/009:00:010
297452510,2sleep00-21swapper/009:00:010
940799500,11cyclictest19341-21switchtime10:50:250
9410994915,3cyclictest41-21ksoftirqd/308:25:163
940799490,16cyclictest8511-21missed_timers11:35:220
940799490,10cyclictest0-21swapper/011:30:140
940799490,10cyclictest0-21swapper/007:24:130
302412480,2sleep20-21swapper/212:20:192
9410994739,5cyclictest18702-21cron07:30:003
9410994739,5cyclictest18702-21cron07:30:003
940899470,45cyclictest0-21swapper/107:32:221
940799471,16cyclictest21935-21/usr/sbin/munin12:05:260
940799470,14cyclictest0-21swapper/007:32:300
940799470,11cyclictest26420-21awk11:05:220
9408994617,27cyclictest0-21swapper/110:26:331
940799460,8cyclictest30581-21ls12:20:230
940799460,17cyclictest7565-21chrt08:11:580
9409994514,29cyclictest0-21swapper/211:20:232
9408994540,3cyclictest2138-21cron11:25:011
9408994516,28cyclictest0-21swapper/110:15:441
940799450,17cyclictest32241-21mailstats07:55:250
940799450,17cyclictest0-21swapper/009:40:140
940799450,16cyclictest0-21swapper/010:37:330
940799450,11cyclictest21933-21switchtime10:55:280
9409994439,3cyclictest31239-21fschecks_count07:55:172
940799440,16cyclictest0-21swapper/010:00:150
940799440,15cyclictest0-21swapper/007:50:100
940799440,11cyclictest2409-21cat10:15:240
9409994313,28cyclictest0-21swapper/210:20:232
9409994313,28cyclictest0-21swapper/210:15:232
940799431,11cyclictest0-21swapper/007:10:140
940799430,8cyclictest12229-21apt-get11:45:130
940799430,17cyclictest426-21awk12:25:230
940799430,17cyclictest426-21awk12:25:230
940799430,11cyclictest3483-21grep10:20:110
9410994237,3cyclictest41-21ksoftirqd/312:40:003
940799420,7cyclictest5929-21apt-config10:25:000
139391420,0ptp4l401ktimersoftd/311:55:183
139391420,0ptp4l401ktimersoftd/310:00:293
139391420,0ptp4l401ktimersoftd/309:04:553
139391420,0ptp4l401ktimersoftd/308:18:533
941099419,4cyclictest41-21ksoftirqd/311:25:133
9410994135,3cyclictest41-21ksoftirqd/308:35:003
941099410,2cyclictest121rcu_preempt09:40:263
940999410,2cyclictest22338-21kworker/2:107:34:542
9408994114,25cyclictest0-21swapper/109:35:241
940799410,8cyclictest17444-21fschecks_time11:55:140
940799410,6cyclictest3991-21ssh11:25:240
139391410,0ptp4l401ktimersoftd/310:59:573
139391410,0ptp4l401ktimersoftd/310:50:263
139391410,0ptp4l401ktimersoftd/307:45:273
9410994026,11cyclictest41-21ksoftirqd/311:05:263
9409994012,27cyclictest0-21swapper/211:00:232
940799400,7cyclictest9607-21phc2sys-jitter10:30:230
940799400,7cyclictest29996-21sensors_temp10:05:250
940799400,7cyclictest26827-21ls08:50:240
940799400,7cyclictest2413-21ls08:00:260
139391400,0ptp4l401ktimersoftd/311:23:503
941099398,4cyclictest41-21ksoftirqd/307:30:243
9410993934,3cyclictest41-21ksoftirqd/311:50:013
9410993934,3cyclictest41-21ksoftirqd/309:40:003
9410993911,6cyclictest41-21ksoftirqd/310:25:003
940999394,16cyclictest11712-21cat09:30:002
9409993911,27cyclictest1664-21kworker/2:011:15:232
940899390,37cyclictest0-21swapper/109:47:241
940899390,37cyclictest0-21swapper/108:30:241
940799390,8cyclictest2584-21ls12:30:210
940799390,7cyclictest10140-21df11:40:140
134391390,1getstats0-21swapper/310:07:263
941099387,4cyclictest41-21ksoftirqd/309:25:173
941099386,3cyclictest41-21ksoftirqd/307:35:203
941099384,7cyclictest41-21ksoftirqd/311:20:013
9410993834,2cyclictest41-21ksoftirqd/312:05:003
9410993833,3cyclictest41-21ksoftirqd/312:15:253
9410993827,8cyclictest41-21ksoftirqd/309:20:153
9410993819,17cyclictest41-21ksoftirqd/310:45:243
940999383,34cyclictest1664-21kworker/2:010:42:252
9409993832,4cyclictest33-21ksoftirqd/209:46:272
941099377,4cyclictest41-21ksoftirqd/311:39:133
941099375,4cyclictest41-21ksoftirqd/310:30:223
941099375,3cyclictest41-21ksoftirqd/308:40:243
9410993733,2cyclictest41-21ksoftirqd/309:15:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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