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2026-03-05 - 16:01
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #f, 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 
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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
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rackfslot4s.osadl.org (updated Thu Mar 05, 2026 12:44:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2274421280,3chrt22738-21memory10:26:150
858921260,2chrt8593-21sleep07:35:000
2089221200,2sleep020891-21seq10:23:490
1450821200,2chrt14509-21fschecks_time09:25:550
889821180,2chrt8897-21ntpq08:26:130
1638821180,4chrt16387-21ssh11:54:190
1184521170,3chrt11846-21runrttasks10:58:340
1697421160,2sleep016973-21seq08:40:130
495421140,3chrt4955-21chrt10:48:220
2501521140,3chrt25013-21ld08:51:490
2750921130,2sleep027527-21ls12:10:590
2576121130,2chrt25754-21ntpq08:01:070
685921120,2sleep06861-21wc10:02:270
3207321120,2sleep032074-21chrt11:29:160
1367121120,2chrt13674-21modprobe09:25:000
351221110,1sleep03513-21runrttasks09:57:270
1288021100,2chrt12879-21ssh12:37:250
3112521090,2chrt31124-21ssh10:39:200
108821070,2chrt1090-21cut11:31:050
1918621040,2chrt19187-21xargs09:32:270
1867121030,2sleep018673-21mii-tool07:50:390
1304321030,3chrt13044-21runrttasks11:49:140
1581621020,2chrt15817-21sleep08:37:250
2970821000,2chrt29709-21sh08:07:360
259142980,2sleep025917-21cut10:31:070
62182920,2sleep06219-21mailstats12:27:160
127522890,2sleep012748-21nfs4_client10:11:170
116592880,2sleep011661-21wc08:30:470
307592860,2sleep030758-21seq08:10:120
287432860,2sleep028744-21rm09:46:470
174242840,1sleep017425-21chrt10:18:360
190602830,1sleep019061-21chrt11:57:450
35382780,1sleep03539-21seq12:23:290
101932780,2sleep010194-21seq11:45:040
284362770,1sleep028437-21seq11:23:290
209922760,1sleep020993-21seq12:01:010
14722710,1sleep01473-21runrttasks10:43:010
226572709,45sleep022664-21diskstats07:05:240
94992680,1sleep09501-21collect210:06:270
315722660,3sleep031573-21chrt07:20:020
236792660,1sleep023722-21sendmail09:40:000
117252650,2sleep011727-21cut07:40:010
326882640,2sleep032689-21runrttasks09:52:320
279042604,8sleep027924-21ntpq08:56:070
175932570,1sleep017591-21ssh11:07:010
67442560,2sleep06745-21rm09:14:310
316732553,42sleep031741-21cat07:20:070
150392554,40sleep014996-21apt-get07:45:170
120722553,42sleep012130-21runrttasks07:40:270
257462540,2sleep025747-21seq12:07:490
7772535,8sleep0679-21apt-get09:05:260
55962524,7sleep05590-21ntpq08:20:550
44502524,38sleep03252-21apt-get11:36:280
25353905220,22cyclictest0-21swapper12:18:160
243792523,8sleep024377-21diskstats09:40:470
217392510,1sleep021740-21seq11:13:240
215562513,7sleep021560-21memory08:46:410
25353905018,24cyclictest0-21swapper12:32:520
68582493,37sleep05676-21apt-get10:51:280
37692493,6sleep03765-21ntpq07:26:060
30042490,2sleep03003-21/usr/sbin/munin08:16:300
214972483,36sleep021407-21apt-get07:55:230
72852464,34sleep07273-21ssh09:15:320
251382450,2sleep025135-21ssh11:18:350
2535390426,29cyclictest30346-21hddtemp_smartct09:00:370
25353904119,15cyclictest0-21swapper11:03:090
25353903812,19cyclictest25492-21apt-get07:10:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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