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2026-01-19 - 17:51
[ 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 rackbslot7.osadl.org (updated Mon Jan 19, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
327349912447,33cyclictest17061-21ssh10:18:520
327349912135,24cyclictest0-21swapper/009:59:000
32734991193,38cyclictest352-21runrttasks09:58:480
3248821108,82sleep10-21swapper/107:07:331
327419910837,64cyclictest0-21swapper/110:14:231
32734991073,46cyclictest2015-21sshd08:50:090
327419910314,71cyclictest7179-21diskmemload09:14:061
327419910043,50cyclictest2423-21latency_hist08:53:521
3274199993,76cyclictest30887-21ssh12:29:231
3274199993,76cyclictest30887-21ssh12:29:231
3181529911,62sleep031820-21ntpq07:04:310
32741999750,39cyclictest0-21swapper/109:29:261
32741999738,9cyclictest0-21swapper/107:18:491
32741999536,10cyclictest0-21swapper/111:09:051
32741999528,24cyclictest2999-21/usr/sbin/munin10:49:151
32741999439,45cyclictest0-21swapper/109:13:501
32741999439,45cyclictest0-21swapper/109:13:501
3274199943,43cyclictest19484-21sh09:28:521
3274199943,43cyclictest19484-21sh09:28:521
3274199943,30cyclictest2899-21taskset09:54:221
32741999339,48cyclictest26685-21timerwakeupswit09:39:251
32741999337,8cyclictest0-21swapper/111:14:231
32741999334,9cyclictest0-21swapper/109:38:461
32741999334,51cyclictest0-21swapper/108:24:221
3274199933,36cyclictest3979-21grep11:44:161
3274199933,34cyclictest32069-21cut08:44:111
32746999264,19cyclictest29917-21sendmail08:38:492
32746999263,20cyclictest10289-21apt-key09:13:532
32746999263,20cyclictest10289-21apt-key09:13:532
32741999244,42cyclictest0-21swapper/109:49:271
32741999235,9cyclictest0-21swapper/110:54:231
3274199923,31cyclictest2156-21timerandwakeup12:34:251
32741999233,13cyclictest0-21swapper/107:29:171
3274199922,30cyclictest28795-21grep08:34:121
32746999160,15cyclictest2292-21munin-node10:54:132
32741999138,46cyclictest23770-21fschecks_time10:29:111
32741999136,11cyclictest0-21swapper/111:24:251
32741999136,11cyclictest0-21swapper/111:24:251
3274199913,36cyclictest16636-21latency_hist09:23:531
3274199913,32cyclictest13464-21wc11:59:271
3274199913,32cyclictest13464-21wc11:59:271
32741999127,11cyclictest0-21swapper/112:13:581
32741999066,18cyclictest298-21in:imuxsock11:03:491
3274199904,33cyclictest20481-21/usr/sbin/munin10:25:031
32741999036,9cyclictest0-21swapper/107:39:131
32741999036,9cyclictest0-21swapper/107:39:131
32741999034,12cyclictest8044-21latency_hist10:03:521
3274199903,34cyclictest30186-21/usr/sbin/munin08:39:261
32741999030,12cyclictest0-21swapper/108:54:131
32741999030,12cyclictest0-21swapper/108:54:131
32741999030,10cyclictest0-21swapper/112:24:201
32741999026,13cyclictest0-21swapper/109:04:101
32741999024,11cyclictest0-21swapper/108:29:051
3274199902,31cyclictest21608-21grep11:19:181
3274699893,63cyclictest30205-21apt-get12:29:042
3274699893,63cyclictest30205-21apt-get12:29:042
3274199894,31cyclictest20771-21cut08:09:111
3274199894,30cyclictest18881-21/usr/sbin/munin08:04:101
32741998934,12cyclictest31655-21sh10:42:271
3274199893,34cyclictest9500-21taskset10:04:481
3274199893,28cyclictest12619-21fschecks_count07:44:101
3274199893,28cyclictest12619-21fschecks_count07:44:101
32746998867,16cyclictest10288-21kworker/u17:3+events_unbound08:18:502
32746998867,16cyclictest10288-21kworker/u17:3+events_unbound08:18:502
32741998868,14cyclictest352-21runrttasks10:13:041
3274199884,31cyclictest9483-21fschecks_time07:34:111
3274199883,34cyclictest27435-21sort12:23:531
3274199883,34cyclictest12417-21latency_hist11:58:521
3274199883,32cyclictest27078-21ntpq10:34:191
3274199883,32cyclictest27078-21ntpq10:34:191
3274199883,30cyclictest29442-21sendmail_mailqu09:44:251
3274199883,30cyclictest29442-21sendmail_mailqu09:44:251
3274199882,32cyclictest862-21fschecks_time11:39:111
3274199882,31cyclictest27417-21rm11:29:131
3274199882,30cyclictest18228-21timerwakeupswit10:19:251
3274199873,34cyclictest419-21ssh11:38:531
3274199873,34cyclictest419-21ssh11:38:531
3274199873,33cyclictest17268-21acpi07:58:591
3274199873,32cyclictest891-21ssh10:44:261
3274199873,28cyclictest7514-21latency_hist07:28:531
3274199872,29cyclictest7479-21cat11:49:251
3274199872,29cyclictest7479-21cat11:49:251
32734998752,14cyclictest181rcu_preempt07:39:020
32734998752,14cyclictest181rcu_preempt07:39:020
3274199864,36cyclictest1411-21grep07:09:251
3274199864,35cyclictest352-21runrttasks12:10:311
32741998634,8cyclictest0-21swapper/107:54:271
3274199863,34cyclictest15524-21/usr/sbin/munin12:04:001
3274199863,32cyclictest14318-21fschecks_time07:49:131
3274199863,25cyclictest22094-21/usr/sbin/munin08:14:051
3274199863,25cyclictest22094-21/usr/sbin/munin08:14:051
3274199862,34cyclictest13121-21grep11:04:271
3274199862,34cyclictest13121-21grep11:04:271
3273499865,42cyclictest6694-21/usr/sbin/munin10:54:220
32746998567,12cyclictest22382-21ssh09:33:492
3274199853,33cyclictest4450-21fschecks_time08:59:111
32734998551,24cyclictest17182-21latency_hist07:58:530
3274199843,34cyclictest24170-21latency08:19:141
3274199842,34cyclictest4597-21fschecks_count07:19:111
32734998442,13cyclictest3252-21ssh10:49:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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