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2026-02-09 - 10:48
[ 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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack3slot6.osadl.org (updated Mon Feb 09, 2026 00:44:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
84349910787,11cyclictest14-21ksoftirqd/022:50:160
84439910358,25cyclictest26-21ksoftirqd/100:25:161
8443999956,24cyclictest26-21ksoftirqd/123:05:131
8443999754,23cyclictest26-21ksoftirqd/121:40:231
8443999454,21cyclictest26-21ksoftirqd/121:55:141
8434999168,11cyclictest14-21ksoftirqd/023:35:110
8434998958,17cyclictest14-21ksoftirqd/021:35:130
8434998861,18cyclictest14-21ksoftirqd/019:20:120
8434998757,16cyclictest14-21ksoftirqd/000:10:130
8434998657,19cyclictest14-21ksoftirqd/021:40:260
8434998559,13cyclictest14-21ksoftirqd/020:10:150
823128527,47sleep10-21swapper/119:09:191
8434998459,14cyclictest14-21ksoftirqd/020:20:130
8434998457,18cyclictest14-21ksoftirqd/019:40:120
8434998454,19cyclictest14-21ksoftirqd/021:00:150
8434998355,17cyclictest14-21ksoftirqd/022:35:230
8434998253,16cyclictest14-21ksoftirqd/000:25:160
8434998161,12cyclictest14-21ksoftirqd/021:45:110
8434998152,20cyclictest14-21ksoftirqd/019:50:140
8434998054,16cyclictest14-21ksoftirqd/000:30:120
8434997751,17cyclictest14-21ksoftirqd/020:00:140
8434997751,17cyclictest14-21ksoftirqd/020:00:130
8434997747,19cyclictest14-21ksoftirqd/020:30:210
8434997745,18cyclictest14-21ksoftirqd/021:30:140
8434997649,18cyclictest14-21ksoftirqd/023:00:130
8434997614,17cyclictest0-21swapper/000:00:140
8434997549,17cyclictest14-21ksoftirqd/020:55:120
8434997446,21cyclictest14-21ksoftirqd/023:40:120
8434997446,21cyclictest14-21ksoftirqd/000:05:150
8434997441,28cyclictest24690-21telnet21:25:170
8434997441,19cyclictest14-21ksoftirqd/020:25:140
785827415,50sleep00-21swapper/019:05:500
8434997243,17cyclictest0-21swapper/019:25:150
8434997238,20cyclictest14-21ksoftirqd/019:15:130
291092720,10sleep129110-21head00:35:271
280112720,7sleep18428-21cyclictest21:35:141
8434997147,15cyclictest14-21ksoftirqd/023:25:130
8434997140,17cyclictest0-21swapper/021:15:150
8434997037,26cyclictest14-21ksoftirqd/022:25:170
8434997013,51cyclictest0-21swapper/022:15:240
8434996941,17cyclictest14-21ksoftirqd/021:50:140
8434996936,25cyclictest14-21ksoftirqd/020:05:130
8434996839,19cyclictest14-21ksoftirqd/020:45:150
8434996837,21cyclictest14-21ksoftirqd/021:10:150
8434996836,26cyclictest20151-21telnet22:40:170
8434996738,18cyclictest14-21ksoftirqd/020:15:150
8434996639,16cyclictest0-21swapper/019:35:140
8434996637,19cyclictest14-21ksoftirqd/023:30:120
8434996633,9cyclictest14-21ksoftirqd/022:00:400
8434996620,21cyclictest250-21systemd-journal21:56:340
191252660,13sleep126-21ksoftirqd/121:09:591
8434996537,17cyclictest14-21ksoftirqd/023:20:170
8434996520,37cyclictest250-21systemd-journal22:11:370
8434996513,42cyclictest0-21swapper/021:05:150
8434996438,18cyclictest8428-21cyclictest00:20:120
8434996437,23cyclictest14-21ksoftirqd/022:30:450
8434996421,35cyclictest16078-21aten2.4-expect19:30:170
844399639,11cyclictest0-21swapper/120:15:131
8434996337,19cyclictest8428-21cyclictest23:10:120
8434996334,22cyclictest14-21ksoftirqd/023:05:150
8434996330,21cyclictest14-21ksoftirqd/019:10:130
8434996321,23cyclictest250-21systemd-journal22:56:470
8434996236,20cyclictest14-21ksoftirqd/022:45:140
8434996233,22cyclictest14-21ksoftirqd/020:40:130
8434996229,25cyclictest14-21ksoftirqd/000:15:140
8434996213,37cyclictest0-21swapper/020:50:130
8434996212,36cyclictest0-21swapper/023:55:240
8443996043,11cyclictest500-21snmpd00:07:071
843499606,17cyclictest12087-21apt-get23:50:120
8434996044,9cyclictest14-21ksoftirqd/023:50:000
8434996030,24cyclictest14-21ksoftirqd/022:05:270
8434996030,24cyclictest14-21ksoftirqd/021:20:120
8434996020,34cyclictest28629-21aten2.4-expect00:35:190
8434996019,33cyclictest32365-21aten2.4-expect23:15:180
8434996019,33cyclictest32365-21aten2.4-expect23:15:180
8434996018,35cyclictest12151-21aten2.4-expect22:20:160
8434996017,35cyclictest250-21systemd-journal19:46:080
844399597,12cyclictest0-21swapper/119:30:141
8434995916,35cyclictest6693-21aten2.4-expect20:35:150
843499587,43cyclictest0-21swapper/019:55:110
8443995537,11cyclictest26-21ksoftirqd/122:25:011
844399548,34cyclictest0-21swapper/119:55:141
844399548,32cyclictest0-21swapper/119:45:151
8443995437,10cyclictest26-21ksoftirqd/120:50:361
8443995432,16cyclictest26778-21cron22:59:591
8443995431,9cyclictest26-21ksoftirqd/119:35:291
8443995430,18cyclictest15877-21sort00:00:031
8443995417,32cyclictest0-21swapper/121:10:371
8443995417,21cyclictest26-21ksoftirqd/119:50:211
8443995338,9cyclictest26-21ksoftirqd/122:50:361
844399525,38cyclictest30066-21apt-get20:10:131
8443995230,16cyclictest28278-21apt-get20:05:121
8443995221,26cyclictest0-21swapper/120:30:181
120122520,11sleep126-21ksoftirqd/123:50:001
8443995136,9cyclictest26-21ksoftirqd/123:14:261
8443995136,10cyclictest26-21ksoftirqd/122:35:161
8443995134,10cyclictest26-21ksoftirqd/122:29:121
8443995134,10cyclictest26-21ksoftirqd/121:05:021
8443995134,10cyclictest26-21ksoftirqd/100:10:211
8443995126,19cyclictest1-21systemd23:40:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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