You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-02-22 - 05:37
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

About - Hardware - CPUs - Benchmarks - Graphics - Benchmarks - Kernels - Boards/Distros - Latency monitoring - Latency plots - System data - Profiles - Compare - Awards

Default latency plot of shadow in rack #5, slot #4

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
Special  All - All RT - Optimization - Ethernet - Thumbnails - Next
  Intel
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.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack5slot4s.osadl.org (updated Sun Feb 22, 2026 00:44:13)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
50776023360,2sleep3471rcuc/323:26:043
47116322220,4sleep3584-21kworker/3:2-events22:50:003
42901522040,2sleep3584-21kworker/3:2-events22:06:073
53585822020,2sleep3481ktimers/323:55:013
3158052780,1sleep1315810-21tr20:11:051
250995996048,9cyclictest540809-40logrotate00:00:000
250999995145,4cyclictest258038-21kworker/u8:2+events_unbound20:16:141
250999995143,6cyclictest483903-21kworker/u8:0+events_unbound23:01:111
250999995044,4cyclictest486360-21kworker/u8:4+events_unbound23:06:141
250999995044,4cyclictest337181-21kworker/u8:0+events_unbound22:31:151
250999994941,5cyclictest565563-21latency_hist00:25:001
3751972480,3sleep3584-21kworker/3:2+events21:11:063
251005994642,3cyclictest371818-21kworker/u8:3+events_unbound21:46:142
4938892450,1sleep1493894-21cut23:11:051
3709682450,5sleep20-21swapper/221:06:112
250995994537,6cyclictest426386-21latency_hist22:05:010
250999994337,4cyclictest545485-21kworker/u8:2+flush-8:000:16:051
250995994334,6cyclictest520774-21latency_hist23:40:010
2462062434,33sleep10-21swapper/119:05:421
250999994232,8cyclictest511171-21/usr/sbin/munin23:31:091
250999994135,4cyclictest455848-21kworker/u8:1+flush-8:022:56:011
251005994036,3cyclictest531590-21kworker/u8:1+events_unbound00:31:102
250999994035,3cyclictest258038-21kworker/u8:2+events_unbound20:01:151
250999994035,3cyclictest241050-21kworker/u8:3+events_unbound19:16:061
250999994032,5cyclictest332253-21latency_hist20:30:001
250995994029,8cyclictest574639-21ntpq00:31:120
250999993934,3cyclictest337181-21kworker/u8:0+events_unbound22:25:571
250999993933,4cyclictest371818-21kworker/u8:3+events_unbound23:21:131
250999993932,5cyclictest337181-21kworker/u8:0+flush-8:022:16:021
250995993931,6cyclictest298228-21diskstats19:55:590
250999993832,4cyclictest347397-21apt-get20:45:571
250999993830,6cyclictest391591-21latency_hist21:30:011
250995993828,8cyclictest465037-21ntpq22:41:100
251005993732,4cyclictest241050-21kworker/u8:3+events_unbound19:16:082
250999993732,3cyclictest258038-21kworker/u8:2+flush-8:020:21:041
250999993732,3cyclictest258038-21kworker/u8:2+flush-8:020:21:041
250999993731,4cyclictest371818-21kworker/u8:3+events_unbound21:16:091
25099999370,34cyclictest460989-21true22:40:001
250995993728,7cyclictest274-21systemd-journal19:15:000
251005993627,7cyclictest466349-21cp22:45:012
250999993628,6cyclictest337181-21kworker/u8:0+flush-8:022:06:161
250995993624,9cyclictest296830-21ntpq19:51:100
251005993528,2cyclictest161rcu_preempt20:46:072
250999993529,4cyclictest347339-21kworker/u8:1+flush-8:021:06:041
250999993526,6cyclictest312486-21latency_hist20:10:011
250995993527,6cyclictest541389-21diskstats00:00:590
25099599352,27cyclictest241053-21kworker/0:0+events20:45:570
251005993430,3cyclictest496044-21kworker/u8:0+events_unbound23:35:012
251005993428,4cyclictest565584-21kworker/u8:0+events_unbound00:35:012
250995993426,6cyclictest460055-21ntpq22:36:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional