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2026-03-06 - 03:29
[ 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 rack0slot2.osadl.org (updated Fri Mar 06, 2026 00:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7536482990,1sleep7753646-21ssh22:03:327
376020995755,2cyclictest704323-21kworker/u16:2+events_unbound21:44:436
36655625746,7sleep40-21swapper/418:59:324
376020995553,2cyclictest946047-21kworker/u16:2+events_unbound00:09:586
376020995048,2cyclictest585470-21kworker/u16:4+events_unbound21:59:426
376020994947,2cyclictest691957-21kworker/u16:1+flush-8:021:49:546
376020994947,2cyclictest1017892-21kworker/u16:1+flush-8:023:54:396
376020994846,2cyclictest850024-21kworker/u16:3+flush-8:023:44:546
376020994744,2cyclictest946047-21kworker/u16:2+events_unbound00:14:576
376020994644,2cyclictest571230-21kworker/u16:3+events_unbound21:09:566
37602499440,43cyclictest837882-21latency_hist22:39:247
376020994341,2cyclictest718495-21kworker/u16:0+events_unbound22:07:146
376020994240,2cyclictest718495-21kworker/u16:0+flush-8:022:19:396
376020994240,2cyclictest1053603-21kworker/u16:5+flush-8:000:24:396
376024994136,4cyclictest694137-21latency_hist21:39:247
376020994139,2cyclictest585470-21kworker/u16:4+events_unbound22:31:346
376020994139,2cyclictest585470-21kworker/u16:4+events_unbound22:14:596
376020994139,2cyclictest585470-21kworker/u16:4+events_unbound22:14:596
376020994139,2cyclictest585470-21kworker/u16:4+events_unbound21:40:396
376020994139,2cyclictest585470-21kworker/u16:4+events_unbound21:40:396
376020994139,2cyclictest1001944-21kworker/u16:0+flush-8:000:04:556
376020994038,2cyclictest883732-21kworker/u16:0+events_unbound23:06:176
376020994038,2cyclictest718495-21kworker/u16:0+events_unbound21:58:546
376020994038,2cyclictest585470-21kworker/u16:4+events_unbound21:29:586
37562024030,7sleep60-21swapper/619:02:556
376020993937,2cyclictest850024-21kworker/u16:3+events_unbound23:12:136
376020993937,2cyclictest850024-21kworker/u16:3+events_unbound22:51:026
376020993937,2cyclictest773724-21kworker/u16:3+events_unbound22:13:066
376020993937,2cyclictest571230-21kworker/u16:3+events_unbound21:17:146
376020993936,2cyclictest981694-21kworker/u16:4+events_unbound23:40:176
376020993936,2cyclictest981694-21kworker/u16:4+events_unbound23:40:176
3755272394,30sleep70-21swapper/719:01:357
376020993836,2cyclictest946047-21kworker/u16:2+events_unbound23:30:136
376020993836,2cyclictest898188-21kworker/u16:1+events_unbound23:24:066
376020993836,2cyclictest850024-21kworker/u16:3+events_unbound23:53:216
376020993735,2cyclictest946047-21kworker/u16:2+events_unbound00:23:426
376020993735,2cyclictest946047-21kworker/u16:2+events_unbound00:23:426
376020993735,2cyclictest883732-21kworker/u16:0+events_unbound23:15:426
376020993735,2cyclictest826326-21kworker/u16:1+events_unbound22:38:516
376020993735,2cyclictest800417-21kworker/u16:2+events_unbound22:41:026
376020993735,2cyclictest800417-21kworker/u16:2+events_unbound22:28:426
376020993735,2cyclictest571230-21kworker/u16:3+events_unbound21:21:306
376020993735,2cyclictest552400-21kworker/u16:0+events_unbound21:07:306
376020993735,2cyclictest1017892-21kworker/u16:1+events_unbound00:29:486
376020993634,2cyclictest898188-21kworker/u16:1+events_unbound23:34:536
376020993634,2cyclictest691957-21kworker/u16:1+events_unbound21:37:226
376020993634,2cyclictest585470-21kworker/u16:4+events_unbound21:27:516
376010993634,2cyclictest850024-21kworker/u16:3+events_unbound23:39:504
376010993634,2cyclictest850024-21kworker/u16:3+events_unbound23:39:504
376010993634,2cyclictest408254-21kworker/u16:4+events_unbound19:19:494
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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