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2026-01-14 - 10:03
[ 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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack3slot6.osadl.org (updated Wed Jan 14, 2026 00:45:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
64132988,77sleep06535-21df19:05:140
7959998664,15cyclictest0-21swapper/019:45:110
7959998664,15cyclictest0-21swapper/019:45:110
7959998146,23cyclictest4453-21apt-get20:30:120
7959998045,23cyclictest25879-21apt-get23:00:120
7965997842,25cyclictest26-21ksoftirqd/122:35:111
7959997847,14cyclictest973-21apt-get20:20:120
7959997746,15cyclictest13798-21apt-get19:25:130
7959997659,9cyclictest14-21ksoftirqd/021:20:130
7959997658,10cyclictest14-21ksoftirqd/022:25:130
7959997648,14cyclictest3960-21apt-get23:30:120
7959997644,15cyclictest31144-21apt-get23:15:130
7959997641,24cyclictest0-21swapper/019:50:220
7959997628,42cyclictest11146-21python319:15:320
7959997628,42cyclictest11146-21python319:15:320
7959997539,24cyclictest0-21swapper/021:05:130
7959997529,42cyclictest0-21swapper/019:40:100
7959997516,52cyclictest0-21swapper/000:05:140
7959997512,56cyclictest0-21swapper/021:55:130
7965997439,24cyclictest26-21ksoftirqd/120:00:121
7965997437,26cyclictest26-21ksoftirqd/119:10:081
7965997435,26cyclictest26-21ksoftirqd/120:35:121
7959997446,15cyclictest6570-21apt-get22:05:140
7959997443,15cyclictest8015-21apt-get20:40:150
7959997414,54cyclictest0-21swapper/000:15:140
7959997356,9cyclictest14-21ksoftirqd/023:40:120
7959997342,20cyclictest8033-21apt-get19:10:080
7959997340,22cyclictest0-21swapper/022:15:130
7959997339,22cyclictest0-21swapper/019:35:120
7959997339,22cyclictest0-21swapper/019:35:120
7959997337,23cyclictest0-21swapper/019:55:170
7959997247,12cyclictest26370-21apt-get20:00:100
7959997240,25cyclictest0-21swapper/000:35:140
7959997238,27cyclictest0-21swapper/023:50:130
7959997238,27cyclictest0-21swapper/023:50:130
7959997147,13cyclictest17087-21apt-get22:35:120
7965996934,25cyclictest26-21ksoftirqd/123:00:101
7965996933,25cyclictest26-21ksoftirqd/100:05:101
7959996944,15cyclictest29406-21apt-get23:10:120
7959996944,13cyclictest0-21swapper/022:00:140
7959996941,14cyclictest1312-21apt-get21:50:130
7959996940,24cyclictest0-21swapper/000:10:220
7959996940,17cyclictest0-21swapper/022:50:120
7959996939,23cyclictest0-21swapper/021:25:120
7959996938,25cyclictest0-21swapper/020:55:130
7959996937,26cyclictest0-21swapper/000:00:150
7959996937,22cyclictest0-21swapper/000:25:130
7959996924,9cyclictest814-21df_inode23:20:190
7959996924,10cyclictest768-21cron20:20:000
7959996845,14cyclictest6192-21apt-get20:35:130
7959996837,26cyclictest0-21swapper/019:20:120
7959996834,22cyclictest0-21swapper/022:10:120
7959996739,23cyclictest0-21swapper/022:30:120
7959996739,23cyclictest0-21swapper/021:40:240
7959996738,23cyclictest0-21swapper/022:55:140
7959996737,24cyclictest0-21swapper/020:50:130
7959996737,24cyclictest0-21swapper/020:50:120
750026738,19sleep10-21swapper/119:07:031
7965996635,9cyclictest26-21ksoftirqd/119:35:111
7965996635,9cyclictest26-21ksoftirqd/119:35:101
7959996643,12cyclictest27619-21apt-get23:05:120
7959996641,14cyclictest9557-21apt-get23:45:220
7959996638,17cyclictest0-21swapper/020:05:120
7959996637,17cyclictest0-21swapper/023:55:130
7959996634,21cyclictest0-21swapper/023:25:120
7959996633,25cyclictest22463-21apt-get00:20:250
7959996621,39cyclictest16697-21taskset21:03:220
7959996539,12cyclictest5699-21apt-get23:35:120
7965996433,9cyclictest26-21ksoftirqd/100:20:211
7959996438,14cyclictest9749-21apt-get20:45:120
7959996434,21cyclictest0-21swapper/019:30:120
7959996434,18cyclictest14-21ksoftirqd/022:40:140
7959996423,36cyclictest22541-21cat21:20:010
7965996331,18cyclictest26-21ksoftirqd/122:07:071
7959996336,19cyclictest14-21ksoftirqd/021:35:140
7959996333,16cyclictest26406-21apt-get21:30:230
7959996332,24cyclictest12925-21unixbench_multi22:20:360
796599627,12cyclictest26-21ksoftirqd/120:41:131
7965996230,18cyclictest26-21ksoftirqd/122:13:501
7959996234,15cyclictest0-21swapper/022:45:120
7959996233,22cyclictest18654-21diskmemload21:10:160
7959996139,10cyclictest0-21swapper/021:45:140
7959996133,21cyclictest2986-21grep20:25:240
7959996126,29cyclictest26198-21/usr/sbin/munin00:30:180
7965996020,24cyclictest500-21snmpd21:44:301
7959995934,18cyclictest14-21ksoftirqd/020:10:150
7965995617,22cyclictest26-21ksoftirqd/121:35:461
7965995617,20cyclictest26-21ksoftirqd/121:23:131
796599554,12cyclictest26-21ksoftirqd/123:40:371
7965995517,21cyclictest26-21ksoftirqd/122:00:571
7965995516,8cyclictest151rcu_preempt23:30:191
7965995516,20cyclictest26-21ksoftirqd/119:52:311
796599547,13cyclictest26-21ksoftirqd/123:15:171
796599547,13cyclictest26-21ksoftirqd/121:55:331
796599547,12cyclictest26-21ksoftirqd/100:02:051
7965995424,8cyclictest26-21ksoftirqd/120:06:391
7965995421,21cyclictest26-21ksoftirqd/121:03:221
7965995421,21cyclictest26-21ksoftirqd/100:33:461
7965995420,21cyclictest26-21ksoftirqd/100:39:461
7965995419,23cyclictest26-21ksoftirqd/120:19:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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