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2026-02-04 - 21:01
[ 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 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
30763991816,1cyclictest0-21swapper/007:25:230
30763991814,3cyclictest1515-21lxd09:26:430
30763991813,4cyclictest426-21systemd-udevd11:06:520
3076399181,16cyclictest32048-21latency07:10:170
3076399180,17cyclictest28969-21pickup08:01:570
3076399180,17cyclictest28969-21pickup08:01:570
3076399180,17cyclictest2007-21systemd-journal11:12:570
3077599172,1cyclictest38262chrt07:17:022
30775991716,1cyclictest28-21ksoftirqd/208:12:052
30775991715,1cyclictest0-21swapper/212:12:322
30775991715,1cyclictest0-21swapper/211:30:202
30775991714,2cyclictest8067-21latency11:10:172
30775991714,2cyclictest3312-21cpuspeed_turbos08:15:132
30775991714,2cyclictest31061-21expr10:00:132
30775991714,2cyclictest25345-21ls11:45:132
30775991714,2cyclictest2524-21nfsd410:05:172
30775991714,2cyclictest18404-21ntp_kernel_pll_09:35:162
30775991714,2cyclictest18002-21systemd-veritys10:30:432
30775991714,2cyclictest11620-21postgres12:19:172
30775991712,4cyclictest0-21swapper/211:27:182
3077599171,15cyclictest5057-21nfsd412:05:162
3077599171,15cyclictest219152sleep209:40:462
3077599170,2cyclictest9741-21chrt10:17:142
3077599170,2cyclictest23011-21sed12:39:592
3077599170,2cyclictest16594-21fschecks_count07:40:132
3077599170,2cyclictest15945-21lxd11:52:432
3077599170,2cyclictest14801-21latency_hist12:25:012
3077599170,2cyclictest12927-21nfsd409:25:172
3077599170,16cyclictest9521-21fschecks_count09:20:162
3077599170,16cyclictest3543-21latency_hist12:05:012
3077599170,16cyclictest21372-21fschecks_time11:35:142
3077599170,16cyclictest14592-21chrt11:21:522
3077599170,16cyclictest13777-21fschecks_time10:25:142
3077599170,16cyclictest11322-21pzem_voltage11:15:192
3077599170,16cyclictest10579-21timerandwakeup08:25:222
3077599170,15cyclictest0-21swapper/207:46:532
3077599170,15cyclictest0-21swapper/207:23:382
30769991715,1cyclictest0-21swapper/110:15:171
30769991714,2cyclictest4627-21if_err_lxdbr011:05:151
30769991714,2cyclictest30755-21cyclictest09:45:161
30769991714,2cyclictest30281-21cat11:55:121
30769991714,2cyclictest3024-21/usr/sbin/munin08:15:161
30769991714,2cyclictest23417-21chrt07:50:481
30769991714,2cyclictest2134-21fschecks_count07:15:151
30769991714,2cyclictest17120-21sshd12:29:421
30769991714,2cyclictest15900-21sendmail_mailtr09:30:221
30769991714,2cyclictest15415-21sessionclean07:39:011
3076999170,2cyclictest3037-21postgres11:04:161
3076999170,2cyclictest20699-21/usr/sbin/munin11:35:201
3076999170,2cyclictest1523-21lxd07:56:431
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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