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2026-01-16 - 19:10
[ 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 Fri Jan 16, 2026 12:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22931379910393,7cyclictest2347038-21latency_hist09:55:010
22931409910186,11cyclictest2292833-21latency_hist07:10:021
2293137999988,8cyclictest2296585-21latency_hist07:20:010
2293137999585,7cyclictest2368564-21latency_hist11:00:010
2293137999488,4cyclictest2304102-21kworker/u8:0+events_unbound07:50:220
2293137999281,8cyclictest2375206-21latency_hist11:25:010
2293140998981,6cyclictest2311309-21kworker/u8:1+events_unbound08:35:231
2293137998878,4cyclictest2339059-21kworker/u8:0+events_unbound10:15:230
2293137998878,4cyclictest2339059-21kworker/u8:0+events_unbound10:15:230
2293137998476,3cyclictest2329495-21kworker/u8:0+events_unbound09:10:220
2293140998374,7cyclictest1624569-21kworker/u8:2+flush-179:007:10:141
2293140998374,6cyclictest2352083-21latency_hist10:10:011
2293137998278,3cyclictest2315171-21kworker/u8:3+events_unbound08:15:310
2293137998176,4cyclictest2311309-21kworker/u8:1+events_unbound08:55:250
2293137998176,4cyclictest2302105-21kworker/u8:2+events_unbound08:05:230
2293137997973,4cyclictest2298160-21latency_hist07:25:010
2293137997970,7cyclictest2340671-21latency_hist09:35:010
2293140997870,6cyclictest2381809-21/usr/sbin/munin11:45:241
2293140997870,6cyclictest2381809-21/usr/sbin/munin11:45:241
2293137997865,11cyclictest2348651-21apt-get09:58:250
2293140997770,4cyclictest2299722-21kworker/u8:1+flush-179:007:40:011
2293137997769,6cyclictest2337733-21/usr/sbin/munin09:25:240
2293137997769,3cyclictest2324996-21kworker/u8:0+events_unbound08:45:150
2293140997668,6cyclictest2368479-21kworker/u8:0+flush-179:011:05:221
2293137997570,4cyclictest2348605-21kworker/u8:1+events_unbound10:10:250
2293137997566,4cyclictest2304102-21kworker/u8:0+events_unbound08:10:220
2293140997466,6cyclictest2387933-21latency_hist12:05:011
2293140997368,3cyclictest2339059-21kworker/u8:0+flush-179:010:05:001
2293140997359,11cyclictest2311246-21latency_hist08:05:001
2293137997365,3cyclictest2354993-21kworker/u8:2+events_unbound11:25:130
2293137997365,3cyclictest2354993-21kworker/u8:2+events_unbound10:50:220
2293140997265,5cyclictest2302105-21kworker/u8:2+events_unbound07:40:131
2293137997163,6cyclictest2339059-21kworker/u8:0+events_unbound09:40:000
2293137997163,4cyclictest2354993-21kworker/u8:2+events_unbound10:20:240
2293137997163,4cyclictest2354993-21kworker/u8:2+events_unbound10:20:240
2293137997163,3cyclictest2315171-21kworker/u8:3+events_unbound09:20:180
2293140996963,4cyclictest2339059-21kworker/u8:0+flush-179:010:40:141
2293140996962,5cyclictest2354993-21kworker/u8:2+flush-179:011:35:001
2293140996962,3cyclictest2388453-21kworker/u8:2+flush-179:012:05:161
2293137996964,4cyclictest1624569-21kworker/u8:2+events_unbound07:10:130
2293137996758,3cyclictest2391340-21kworker/u8:0+events_unbound12:18:580
2293140996561,2cyclictest714-21Xorg10:28:591
2293140996556,6cyclictest2339059-21kworker/u8:0+flush-179:009:30:231
2293137996557,6cyclictest2365332-21latency_hist10:50:010
2293137996359,3cyclictest2383185-21kworker/u8:3+events_unbound11:50:030
2293137996359,3cyclictest2354993-21kworker/u8:2+events_unbound11:33:590
2293137996258,3cyclictest2339059-21kworker/u8:0+events_unbound10:05:250
2293137996157,3cyclictest2388453-21kworker/u8:2+events_unbound12:20:030
2293137996156,4cyclictest2379946-21kworker/u8:0+events_unbound11:56:570
2293140996055,3cyclictest2339059-21kworker/u8:0+flush-179:010:35:211
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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