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2026-01-18 - 17:31
[ 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 50 highest latencies:
System rackeslot6.osadl.org (updated Sun Jan 18, 2026 12:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
37020199910491,4cyclictest3699897-21kworker/u8:1+events_unbound08:35:240
37020199910088,4cyclictest3725131-21kworker/u8:3+events_unbound09:00:250
3702020999582,10cyclictest3795134-21apt-get12:10:001
3702020999084,4cyclictest3699897-21kworker/u8:1+events_unbound08:15:231
3702020998979,8cyclictest3735157-21/usr/sbin/munin09:05:241
3702019998880,6cyclictest3746375-21apt-key09:40:010
3702020998778,6cyclictest3704557-21kworker/u8:0+flush-179:007:35:021
3702019998682,3cyclictest3792985-21kworker/u8:0+events_unbound12:05:250
3702019998681,4cyclictest3773627-21kworker/u8:0+events_unbound11:40:240
3702020998479,4cyclictest3773627-21kworker/u8:0+flush-179:011:45:011
3702020998479,4cyclictest3736485-21kworker/u8:2+events_unbound09:20:241
3702020998471,5cyclictest3756109-21kworker/u8:2+events_unbound10:10:141
3702020998372,8cyclictest3767024-21latency_hist10:45:001
3702019998277,4cyclictest3704557-21kworker/u8:0+events_unbound07:15:220
3702020998174,5cyclictest3730943-21kworker/u8:0+events_unbound08:50:011
3702020998174,5cyclictest3699897-21kworker/u8:1+events_unbound08:00:001
3702020998173,7cyclictest3757492-21kworker/u8:3+flush-179:011:00:011
3702019998177,3cyclictest3771119-21kworker/u8:1+flush-179:011:05:240
3702019998172,7cyclictest3772301-21/usr/sbin/munin11:00:230
3702020998071,4cyclictest3713403-21kworker/u8:2+events_unbound08:20:341
3702020997975,3cyclictest3706766-21kworker/u8:3+flush-179:007:30:251
3702020997871,5cyclictest3743918-21kworker/u8:0+flush-179:010:05:251
3702020997772,4cyclictest3788472-21kworker/u8:2+events_unbound12:35:251
3702020997770,5cyclictest3788472-21kworker/u8:2+flush-179:012:30:001
3702019997773,3cyclictest3704557-21kworker/u8:0+flush-179:007:25:240
3702019997772,4cyclictest3725131-21kworker/u8:3+events_unbound08:45:220
3702020997671,4cyclictest3788502-21kworker/u8:3+events_unbound12:00:251
3702020997671,4cyclictest3731497-21kworker/u8:1+flush-179:008:55:001
3702020997669,5cyclictest3775237-21latency_hist11:10:011
3702019997672,3cyclictest3739659-21kworker/u8:1+flush-179:009:30:250
3702020997570,4cyclictest3762477-21kworker/u8:0+events_unbound10:45:231
3702020997569,4cyclictest3689313-21kworker/u8:2+flush-179:007:15:191
3702020997568,5cyclictest3699897-21kworker/u8:1+events_unbound07:20:141
3702019997571,3cyclictest3756109-21kworker/u8:2+events_unbound10:15:210
3702019997570,4cyclictest3736485-21kworker/u8:2+events_unbound09:35:240
370201999750,71cyclictest3711821-21unin-run07:40:000
3702020997459,4cyclictest3757492-21kworker/u8:3+flush-179:010:35:151
3702019997464,8cyclictest3791684-21latency_hist12:00:010
3702020997364,8cyclictest3776873-21kworker/u8:3+events_unbound11:15:011
3702020997364,6cyclictest3791690-21apt-get11:59:591
3702020997266,4cyclictest3776873-21kworker/u8:3+events_unbound11:20:141
3702020997259,7cyclictest3762477-21kworker/u8:0+events_unbound10:50:201
3702019997268,3cyclictest3756109-21kworker/u8:2+flush-179:010:20:200
3702020997166,3cyclictest3788472-21kworker/u8:2+events_unbound12:20:211
3702020997165,4cyclictest3743918-21kworker/u8:0+flush-179:009:55:151
3702020997156,5cyclictest3699897-21kworker/u8:1+flush-179:008:25:201
3702019997166,4cyclictest3800145-21kworker/u8:0+flush-179:012:30:190
3702019997164,6cyclictest3795108-21kworker/u8:1+events_unbound12:10:200
3702020997064,4cyclictest3773627-21kworker/u8:0+events_unbound11:30:231
3702019996963,5cyclictest3760687-21kworker/u8:1+events_unbound10:25:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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