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2026-02-04 - 15:46
[ 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 50 highest latencies:
System rackdslot0.osadl.org (updated Wed Feb 04, 2026 12:45:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3076399250,4cyclictest0-21swapper/008:10:010
3076999230,5cyclictest0-21swapper/111:30:001
3077599222,13cyclictest1911-21python309:09:592
30775992213,5cyclictest0-21swapper/208:30:132
3077599220,21cyclictest843-21systemd-network10:36:302
3077599220,21cyclictest843-21systemd-network09:18:142
3076399220,18cyclictest0-21swapper/007:59:400
3077599217,13cyclictest0-21swapper/210:45:222
30775992117,3cyclictest16504-21php7.008:39:012
3077599210,18cyclictest0-21swapper/208:05:512
3076399210,18cyclictest0-21swapper/009:05:180
3076999203,16cyclictest15375-21smtpd10:29:371
30769992016,3cyclictest0-21swapper/107:24:331
3076999200,3cyclictest0-21swapper/110:09:241
3076999200,2cyclictest21232-21munin-run10:40:001
3076999200,19cyclictest843-21systemd-network09:07:561
30763992018,1cyclictest0-21swapper/011:15:170
3076399200,19cyclictest843-21systemd-network09:21:200
3077599192,2cyclictest23397-21chrt07:50:332
30775991917,1cyclictest0-21swapper/209:50:192
30775991916,2cyclictest15566-21sendmail07:40:002
30775991912,3cyclictest0-21swapper/207:34:522
3076999193,15cyclictest0-21swapper/109:56:341
30769991915,2cyclictest0-21swapper/110:20:201
3076999190,18cyclictest843-21systemd-network12:19:591
3076999190,16cyclictest0-21swapper/111:10:141
3077599182,1cyclictest0-21swapper/211:45:002
3077599182,15cyclictest26506-21awk08:55:152
3077599182,15cyclictest0-21swapper/208:01:032
3077599182,15cyclictest0-21swapper/208:01:032
30775991816,1cyclictest18485-21ntp_kernel_pll_08:40:192
30775991816,1cyclictest0-21swapper/208:52:442
30775991815,2cyclictest4975-21nfsd411:05:172
30775991815,2cyclictest32170-21cat10:55:222
3077599181,16cyclictest29800-21if_lxdbr009:00:172
3077599180,17cyclictest843-21systemd-network10:52:272
3077599180,17cyclictest0-21swapper/207:25:202
3076999182,15cyclictest0-21swapper/111:19:321
30769991816,1cyclictest0-21swapper/107:13:521
30769991815,2cyclictest18265-21grep08:40:191
30769991815,2cyclictest17512-21sendmail_mailqu07:40:191
30769991814,3cyclictest11195-21munin-run09:25:011
3076999181,16cyclictest21627-21nfsd408:45:191
3076999180,3cyclictest1490-21snapd10:50:091
3076999180,2cyclictest9320-21cat12:15:001
3076999180,17cyclictest30850-21nfsd408:05:181
3076399182,1cyclictest0-21swapper/008:16:380
3076399182,15cyclictest323662chrt10:57:400
3076399182,15cyclictest0-21swapper/011:25:160
30763991816,1cyclictest0-21swapper/007:32:430
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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