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2026-02-27 - 23:59
[ 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 Feb 27, 2026 12:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23453629910998,8cyclictest266-21systemd-journal12:40:010
23453649910294,5cyclictest2342190-21kworker/u8:1+events_unbound07:20:021
23453649910091,6cyclictest2355095-21latency_hist07:40:011
2345362999991,5cyclictest2418572-21kworker/u8:1+flush-179:011:00:000
2345364999382,8cyclictest2441785-21latency_hist12:10:011
2345364999380,10cyclictest266-21systemd-journal10:10:001
2345364998976,10cyclictest266-21systemd-journal10:45:001
2345364998580,4cyclictest2412860-21kworker/u8:0+events_unbound11:05:231
2345364998477,4cyclictest2383757-21kworker/u8:0+events_unbound09:15:001
2345364998375,6cyclictest2377390-21kworker/u8:3+events_unbound09:05:231
2345362998377,4cyclictest2443371-21latency_hist12:15:010
2345364998176,4cyclictest2419561-21kworker/u8:3+events_unbound11:25:251
2345364998173,5cyclictest2432258-21latency_hist11:40:011
2345362998173,6cyclictest2371003-21latency_hist08:30:000
2345362998158,20cyclictest2427472-21latency_hist11:25:010
2345364997975,3cyclictest2404955-21kworker/u8:3+events_unbound10:45:241
2345364997974,4cyclictest2430648-21kworker/u8:2+flush-179:011:35:001
2345362997874,2cyclictest2372619-21systemd08:35:000
2345364997772,4cyclictest2391911-21kworker/u8:0+flush-179:009:45:231
2345364997770,5cyclictest2446575-21kworker/u8:1+events_unbound12:30:181
2345364997670,4cyclictest2409705-21kworker/u8:1+flush-179:010:35:201
2345364997670,4cyclictest2409705-21kworker/u8:1+flush-179:010:35:201
2345364997670,4cyclictest2399938-21kworker/u8:1+flush-179:010:10:231
2345362997666,7cyclictest2406513-21latency_hist10:20:000
2345362997665,8cyclictest2404921-21latency_hist10:15:010
2345364997570,4cyclictest2377390-21kworker/u8:3+events_unbound09:40:181
2345364997568,5cyclictest2399893-21latency_hist10:00:011
2345362997569,4cyclictest2442490-21kworker/u8:2+flush-179:012:15:200
2345364997465,7cyclictest2435456-21kworker/u8:3+events_unbound12:10:141
2345364997369,3cyclictest2358242-21kworker/u8:0+flush-179:008:50:201
2345364997362,9cyclictest2400140-21/usr/sbin/munin10:00:221
2345364997268,3cyclictest2404955-21kworker/u8:3+flush-179:010:20:191
2345364997268,3cyclictest2348594-21kworker/u8:2+flush-179:007:40:231
2345362997262,8cyclictest2435658-21/usr/sbin/munin11:50:220
2345362997262,8cyclictest2435658-21/usr/sbin/munin11:50:220
2345364997166,4cyclictest2391911-21kworker/u8:0+events_unbound09:35:191
2345364997166,4cyclictest2362481-21kworker/u8:1+flush-179:008:00:221
2345364997166,3cyclictest2414525-21kworker/u8:2+flush-179:010:55:161
2345364997164,4cyclictest2434571-21kworker/u8:0+events_unbound11:55:211
2345364996964,4cyclictest2435456-21kworker/u8:3+flush-179:012:15:241
2345364996963,4cyclictest2342190-21kworker/u8:1+flush-179:007:10:181
2345364996957,4cyclictest2358242-21kworker/u8:0+events_unbound08:10:181
2345364996864,3cyclictest2435456-21kworker/u8:3+events_unbound12:25:241
2345364996864,3cyclictest2412860-21kworker/u8:0+events_unbound10:50:201
2345364996864,3cyclictest2358242-21kworker/u8:0+flush-179:007:50:251
2345364996864,3cyclictest2352954-21kworker/u8:3+events_unbound07:30:221
2345364996857,5cyclictest2348594-21kworker/u8:2+events_unbound07:55:151
2345362996757,7cyclictest2348449-21latency_hist07:20:010
2345364996561,3cyclictest2369963-21kworker/u8:1+events_unbound08:30:241
2345362996557,5cyclictest2372059-21kworker/u8:2+flush-179:008:40:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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