You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-02-22 - 12:19
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 Sun Feb 22, 2026 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22815772980,1sleep72281579-21sed23:40:387
1666129995856,2cyclictest2092332-21kworker/u16:3+flush-8:023:35:424
166575425747,7sleep60-21swapper/619:03:526
1666133995553,2cyclictest2007903-21kworker/u16:2+events_unbound21:55:425
1666129995452,2cyclictest2029497-21kworker/u16:5+events_unbound22:30:454
1666133995249,2cyclictest2164446-21kworker/u16:1+events_unbound23:50:275
1666133995048,2cyclictest1813548-21kworker/u16:0+flush-8:023:10:275
1666129995047,2cyclictest2234409-21kworker/u16:2+events_unbound00:25:264
1666129995047,2cyclictest2234409-21kworker/u16:2+events_unbound00:05:264
1666133994947,2cyclictest1813548-21kworker/u16:0+events_unbound21:40:395
1666133994947,2cyclictest1813548-21kworker/u16:0+events_unbound21:40:395
1666129994947,2cyclictest2390946-21kworker/u16:0+events_unbound00:30:414
1666129994745,2cyclictest1959372-21kworker/u16:3+events_unbound21:35:294
1666129994745,2cyclictest1698832-21kworker/u16:1+events_unbound19:45:374
166577024737,7sleep40-21swapper/419:04:064
1666143994542,2cyclictest2185402-21sh23:00:397
1666133994543,2cyclictest1813548-21kworker/u16:0+flush-8:021:25:275
1666129994543,2cyclictest2164446-21kworker/u16:1+flush-8:023:20:274
1666129994442,2cyclictest1959372-21kworker/u16:3+events_unbound21:45:404
1666133994341,2cyclictest2234409-21kworker/u16:2+events_unbound00:26:215
1666133994341,2cyclictest2029497-21kworker/u16:5+events_unbound22:55:425
1666133994340,2cyclictest2029497-21kworker/u16:5+events_unbound22:50:395
166573324333,7sleep50-21swapper/519:03:355
1666133994240,2cyclictest2092332-21kworker/u16:3+events_unbound22:28:095
1666133994240,2cyclictest2007903-21kworker/u16:2+events_unbound22:08:385
1666138994139,2cyclictest2164446-21kworker/u16:1+events_unbound23:30:416
1666138994139,2cyclictest1959372-21kworker/u16:3+flush-8:021:45:276
1666133994139,2cyclictest2403938-21kworker/u16:5+events_unbound00:34:415
1666133994139,2cyclictest2092332-21kworker/u16:3+events_unbound23:01:185
1666133994139,2cyclictest2029497-21kworker/u16:5+events_unbound22:17:395
1666129994139,2cyclictest2308921-21kworker/u16:5+events_unbound23:55:344
1666143994035,4cyclictest2079825-21latency_hist22:20:127
1666129994038,2cyclictest2164446-21kworker/u16:1+flush-8:023:45:464
1666129994038,2cyclictest2092332-21kworker/u16:3+events_unbound22:29:424
1666129994037,2cyclictest2092332-21kworker/u16:3+events_unbound23:15:264
1666133993937,2cyclictest2307870-21kworker/u16:3+events_unbound23:55:145
1666133993937,2cyclictest2234409-21kworker/u16:2+events_unbound00:04:105
1666133993937,2cyclictest2092332-21kworker/u16:3+events_unbound22:40:395
1666133993937,2cyclictest1813548-21kworker/u16:0+flush-8:021:30:425
1666129993937,2cyclictest2234409-21kworker/u16:2+events_unbound23:42:224
1666129993937,2cyclictest2164446-21kworker/u16:1+events_unbound23:50:294
16656572394,31sleep70-21swapper/719:02:327
1666133993836,2cyclictest2294451-21kworker/u16:0+events_unbound23:48:265
1666133993836,2cyclictest2092332-21kworker/u16:3+events_unbound22:31:555
1666133993836,2cyclictest2029497-21kworker/u16:5+events_unbound22:35:405
1666133993836,2cyclictest1981180-21kworker/u16:1+events_unbound21:53:335
1666133993836,2cyclictest1813548-21kworker/u16:0+events_unbound23:08:265
1666133993836,2cyclictest1813548-21kworker/u16:0+events_unbound23:08:265
1666133993836,2cyclictest1776491-21kworker/u16:4+events_unbound20:40:435
1666129993836,2cyclictest2234409-21kworker/u16:2+events_unbound00:03:414
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional