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2026-03-02 - 19:58
[ 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 Mon Mar 02, 2026 12:44:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22806089910296,5cyclictest2321417-21kworker/u8:0+events_unbound09:25:030
2280611999282,7cyclictest2337939-21latency_hist10:05:011
2280611999080,8cyclictest2375036-21/usr/sbin/munin12:00:231
2280611998681,4cyclictest2344294-21kworker/u8:2+flush-179:010:25:001
2280611998680,4cyclictest2292154-21kworker/u8:2+events_unbound07:45:011
2280608998681,4cyclictest2321468-21kworker/u8:2+flush-179:009:20:240
2280611998579,4cyclictest2381131-21kworker/u8:2+events_unbound12:25:001
2280608998574,9cyclictest510-21rs:main0
2280611998478,4cyclictest2321468-21kworker/u8:2+events_unbound09:24:161
2280608998478,5cyclictest2296395-21kworker/u8:0+flush-179:008:05:240
2280611998372,5cyclictest2354077-21kworker/u8:1+events_unbound11:35:221
2280611998277,4cyclictest2296395-21kworker/u8:0+flush-179:008:25:231
2280608998166,6cyclictest2331556-21kworker/u8:1+events_unbound10:10:130
2280611997973,4cyclictest2311929-21kworker/u8:3+events_unbound09:05:231
2280611997972,6cyclictest2377436-21kworker/u8:1+flush-179:012:15:001
2280611997972,5cyclictest2277494-21kworker/u8:1+flush-179:007:24:551
2280611997863,5cyclictest2277578-21kworker/u8:2+flush-179:007:15:201
2280608997874,3cyclictest2296395-21kworker/u8:0+flush-179:008:35:230
2280608997866,5cyclictest2296395-21kworker/u8:0+events_unbound08:30:250
2280611997769,6cyclictest2288823-21kworker/u8:3+events_unbound08:00:001
2280611997764,6cyclictest2336387-21kworker/u8:3+events_unbound10:15:191
2280608997769,6cyclictest2311929-21kworker/u8:3+events_unbound09:00:210
2280611997567,6cyclictest2321417-21kworker/u8:0+flush-179:009:15:231
2280611997566,6cyclictest2360450-21kworker/u8:0+flush-179:011:15:211
2280608997571,3cyclictest2296395-21kworker/u8:0+flush-179:008:40:230
2280608997469,4cyclictest2384373-21kworker/u8:3+flush-179:012:30:240
2280608997469,4cyclictest2350656-21kworker/u8:3+events_unbound10:45:250
2280608997468,5cyclictest2350131-21kworker/u8:0+flush-179:010:50:200
2280608997368,4cyclictest2369472-21kworker/u8:0+flush-179:012:00:200
2280608997367,4cyclictest2292154-21kworker/u8:2+events_unbound07:50:160
2280608997365,6cyclictest2381131-21kworker/u8:2+events_unbound12:35:190
2280608997364,7cyclictest2313717-21/usr/sbin/munin08:50:230
2280611997267,4cyclictest2336387-21kworker/u8:3+flush-179:010:10:161
2280611997258,5cyclictest2371844-21kworker/u8:2+flush-179:011:55:171
2280608997266,5cyclictest2321468-21kworker/u8:2+events_unbound09:30:250
2280608997262,8cyclictest2371845-21/usr/sbin/munin11:50:240
2280611997166,4cyclictest2381131-21kworker/u8:2+flush-179:012:25:211
2280611997166,4cyclictest2331556-21kworker/u8:1+events_unbound10:25:231
2280611997165,4cyclictest2357326-21kworker/u8:2+flush-179:011:09:561
2280611997164,5cyclictest2381131-21kworker/u8:2+flush-179:012:35:151
2280611997163,7cyclictest2331556-21kworker/u8:1+flush-179:010:40:011
2280611997154,15cyclictest2369472-21kworker/u8:0+flush-179:012:10:001
2280608997167,3cyclictest2369472-21kworker/u8:0+events_unbound11:45:240
2280608997167,3cyclictest2334397-21kworker/u8:2+events_unbound10:05:140
2280608997159,10cyclictest2298904-21apt-get08:05:000
2280611997062,6cyclictest2369472-21kworker/u8:0+flush-179:012:15:221
2280608997065,3cyclictest2326776-21kworker/u8:3+events_unbound09:35:220
2280611996964,3cyclictest2334397-21kworker/u8:2+flush-179:009:55:191
2280611996962,6cyclictest2331556-21kworker/u8:1+flush-179:010:35:011
2280608996964,4cyclictest2357265-21kworker/u8:0+flush-179:011:04:560
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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