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2026-02-17 - 15:17
[ 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 #e, slot #8

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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  Congatec
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 highest latencies:
System rackeslot8s.osadl.org (updated Tue Feb 17, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1386909912900,1286cyclictest2823742sleep33
1386909911920,1188cyclictest1449972sleep33
1386909911870,1183cyclictest4558062sleep33
138690998370,832cyclictest352738-21sleep3
138690992990,295cyclictest552603-21turbostat3
3124202670,5sleep0221rcuc/00
4522342470,2sleep1321rcuc/11
3730092240,1sleep10-21swapper/11
138690991916,1cyclictest0-21swapper/33
138690991916,1cyclictest0-21swapper/33
138690991816,1cyclictest0-21swapper/33
138690991815,1cyclictest0-21swapper/33
138690991715,1cyclictest0-21swapper/33
138690991715,0cyclictest0-21swapper/33
138690991714,1cyclictest0-21swapper/33
138690991710,4cyclictest3853462sleep33
138690991614,1cyclictest0-21swapper/33
138690991613,1cyclictest0-21swapper/33
3983612150,5sleep2421rcuc/22
3983612150,5sleep2421rcuc/22
301798150,4rtkit-daemon636-21snmpd0
138690991513,1cyclictest0-21swapper/33
138690991513,1cyclictest0-21swapper/33
138690991513,1cyclictest0-21swapper/33
138690991513,1cyclictest0-21swapper/33
138690991512,1cyclictest0-21swapper/33
138690991512,1cyclictest0-21swapper/33
138690991512,1cyclictest0-21swapper/33
138690991512,1cyclictest0-21swapper/33
138690991512,1cyclictest0-21swapper/33
138690991512,1cyclictest0-21swapper/33
138690991512,1cyclictest0-21swapper/33
138690991512,1cyclictest0-21swapper/33
13869099151,11cyclictest546286-21taskset3
13869099151,11cyclictest469166-21taskset3
13869099151,10cyclictest482023-21taskset3
4432532142,8sleep0443275-21apt-get0
4299952140,7sleep0429996-21sshd0
13869099147,4cyclictest359411-21turbostat3
13869099144,7cyclictest507868-21taskset3
13869099144,7cyclictest294868-21taskset3
13869099141,9cyclictest301644-21taskset3
138690991413,0cyclictest0-21swapper/33
138690991412,1cyclictest0-21swapper/33
138690991412,1cyclictest0-21swapper/33
138690991412,1cyclictest0-21swapper/33
138690991412,1cyclictest0-21swapper/33
138690991412,1cyclictest0-21swapper/33
138690991412,1cyclictest0-21swapper/33
138690991411,1cyclictest0-21swapper/33
138690991411,1cyclictest0-21swapper/33
138690991411,1cyclictest0-21swapper/33
138690991411,1cyclictest0-21swapper/33
138690991411,1cyclictest0-21swapper/33
138690991411,1cyclictest0-21swapper/33
138690991411,1cyclictest0-21swapper/33
13869099141,10cyclictest404578-21taskset3
13869099141,10cyclictest326929-21taskset3
13869099141,10cyclictest300725-21taskset3
3907122130,1sleep1390837-21python31
1392382131,5sleep20-21swapper/22
13869099132,8cyclictest416567-21taskset3
13869099131,9cyclictest4240262sleep33
13869099131,9cyclictest378915-21taskset3
13869099131,9cyclictest160430-21taskset3
13869099131,8cyclictest205159-21taskset3
138690991312,0cyclictest0-21swapper/33
138690991311,1cyclictest0-21swapper/33
138690991311,1cyclictest0-21swapper/33
138690991311,1cyclictest0-21swapper/33
138690991311,1cyclictest0-21swapper/33
138690991310,1cyclictest0-21swapper/33
301798120,7rtkit-daemon481539-21chrt1
13869099129,1cyclictest0-21swapper/33
138690991211,0cyclictest0-21swapper/33
138690991210,1cyclictest0-21swapper/33
138690991210,1cyclictest0-21swapper/33
138690991210,1cyclictest0-21swapper/33
5025902111,7sleep0503772-21cut0
4962452111,7sleep20-21swapper/22
3665202111,2sleep1367069-21irqrtprio1
2500752111,6sleep1250085-21sh1
2491042111,7sleep2249208-21/usr/sbin/munin2
5132212101,5sleep0513346-21python30
4873972100,7sleep1487521-21timerandwakeup1
4447332101,3sleep10-21swapper/11
3649062101,5sleep2364977-21ntp_states2
3071952100,3sleep2307351-21users2
301798100,6rtkit-daemon504888-21cut1
301798100,6rtkit-daemon277585-21grep1
301798100,5rtkit-daemon257168-21sh1
301798100,5rtkit-daemon164292-21grep0
301798100,4rtkit-daemon525865-21/usr/sbin/munin1
301798100,3rtkit-daemon636-21snmpd0
301798100,3rtkit-daemon492-21gmain0
1324642101,4sleep10-21swapper/11
1324482100,2sleep30-21swapper/33
552840291,5sleep1552873-21apt-get1
540203291,5sleep1540403-21hddtemp_smartct1
499823291,5sleep0499963-21grep0
490218290,1sleep2492243-21kthreadcore2
456067291,4sleep1456100-21apt-get1
442984291,5sleep0443122-21sed0
346498292,3sleep0346520-21apt-get0
308002291,4sleep1308035-21apt-get1
30179890,5rtkit-daemon559700-21if_eno11
30179890,5rtkit-daemon3205-21sendmail-mta1
30179890,5rtkit-daemon317-21systemd-udevd1
30179890,5rtkit-daemon263318-21tr1
30179890,5rtkit-daemon145157-21munin-node1
30179890,4rtkit-daemon428464-21cut1
30179890,4rtkit-daemon234492-21grep1
30179890,3rtkit-daemon358485-21awk1
30179890,1rtkit-daemon0-21swapper/00
237658290,5sleep2237855-21hddtemp_smartct2
554258280,5sleep2555398-21cut2
546421281,3sleep1546454-21apt-get1
454365281,4sleep2454887-21cut2
443434281,4sleep2443622-21grep2
436887281,4sleep1437036-21df_inode1
430438281,3sleep1430470-21apt-get1
422929280,1sleep00-21swapper/00
417978281,4sleep2418965-21irqstats2
409978281,5sleep0410085-21mailstats0
385649281,4sleep2385347-21/usr/sbin/munin2
384217281,4sleep0384292-21ps0
340071281,3sleep1340104-21apt-get1
327243280,4sleep2327276-21apt-get2
30179880,5rtkit-daemon492-21gmain1
30179880,5rtkit-daemon3205-21sendmail-mta1
30179880,5rtkit-daemon3205-21sendmail-mta0
30179880,4rtkit-daemon667-21lldpd0
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon492-21gmain1
30179880,4rtkit-daemon448-21wpa_supplicant1
30179880,4rtkit-daemon443-21smartd0
30179880,4rtkit-daemon3205-21sendmail-mta1
30179880,4rtkit-daemon256110-21sed1
30179880,4rtkit-daemon211744-21df0
30179880,4rtkit-daemon145157-21munin-node1
30179880,4rtkit-daemon145157-21munin-node1
30179880,4rtkit-daemon145157-21munin-node1
30179880,4rtkit-daemon145157-21munin-node1
30179880,3rtkit-daemon636-21snmpd1
30179880,1rtkit-daemon0-21swapper/11
30179880,1rtkit-daemon0-21swapper/11
30179880,1rtkit-daemon0-21swapper/11
300460281,4sleep0300516-21ntp_states0
295502280,1sleep20-21swapper/22
263352280,5sleep2263489-21grep2
262006281,4sleep0262062-21ntp_states0
225862280,5sleep2227047-21cut2
210614280,2sleep10-21swapper/11
201832281,4sleep20-21swapper/22
547115270,4sleep2548064-21grep2
539144271,4sleep0539360-21users0
514036271,3sleep2514096-40mandb2
481988271,3sleep20-21swapper/22
479484271,4sleep0480696-21memory0
469181270,3sleep0469214-21apt-get0
374008270,4sleep2375900-21kthreadcore2
372885270,5sleep0373005-21irqcore0
352720270,3sleep0352722-21apt-get0
334114270,4sleep2335110-21irqstats2
30179870,4rtkit-daemon492-21gmain0
30179870,4rtkit-daemon3205-21sendmail-mta0
30179870,4rtkit-daemon145157-21munin-node0
30179870,3rtkit-daemon638-21ntpd1
30179870,3rtkit-daemon638-21ntpd0
30179870,3rtkit-daemon492-21gmain1
30179870,3rtkit-daemon492-21gmain1
30179870,3rtkit-daemon3205-21sendmail-mta1
30179870,3rtkit-daemon3205-21sendmail-mta0
30179870,3rtkit-daemon145157-21munin-node1
268400270,4sleep0268471-21ntp_states0
255900270,4sleep2256117-21users2
246268270,5sleep0248379-21cut0
242742270,4sleep0242798-21ntp_states0
224626271,2sleep1224659-21apt-get1
217975271,3sleep1218007-21apt-get1
187071271,3sleep2188247-21kthreadcore2
559002261,3sleep0559004-21cron0
522231260,3sleep2524032-21kthreadcore2
457520260,3sleep2458628-21cut2
411109260,3sleep00-21swapper/00
404055260,1sleep00-21swapper/00
404055260,1sleep00-21swapper/00
371570260,4sleep0371744-21sort0
332562260,3sleep0332687-21python30
294629260,1sleep20-21swapper/22
281380261,2sleep2281489-21find2
198672260,1sleep10-21swapper/11
191492260,4sleep10-21swapper/11
172072261,2sleep1172181-21find1
161450260,3sleep2162656-21cut2
160250260,3sleep1160283-21apt-get1
154250261,2sleep2154991-21irqrtprio2
565383250,1sleep00-21swapper/00
546621251,2sleep0546816-21hddtemp_smartct0
540404250,2sleep20-21swapper/22
538903250,2sleep2539031-21mailstats2
533057250,1sleep00-21swapper/00
520325250,1sleep20-21swapper/22
507268250,1sleep20-21swapper/22
494437250,1sleep00-21swapper/00
469148250,2sleep20-21swapper/22
462810250,3sleep0462964-21/usr/sbin/munin0
455801250,1sleep00-21swapper/00
436305250,1sleep20-21swapper/22
430743251,2sleep0430910-21/usr/sbin/munin0
395608250,3sleep0396881-21memory0
386801251,2sleep00-21swapper/00
367267251,2sleep2368455-21kthreadcore2
359859250,3sleep00-21swapper/00
359276250,1sleep20-21swapper/22
346054250,1sleep20-21swapper/22
336385251,2sleep00-21swapper/00
326951250,1sleep00-21swapper/00
322408250,3sleep2324441-21cut2
314415250,2sleep00-21swapper/00
314154250,1sleep20-21swapper/22
294905250,1sleep00-21swapper/00
271065251,2sleep00-21swapper/00
269968250,2sleep20-21swapper/22
262707250,1sleep20-21swapper/22
252113251,2sleep00-21swapper/00
232195250,3sleep0233279-21kthreadcore0
215396250,2sleep1216683-21memory1
205123250,2sleep20-21swapper/22
153454250,1sleep10-21swapper/11
562384240,2sleep2564296-21latency2
541640240,2sleep0543652-21kthreadcore0
529877240,2sleep20-21swapper/22
526559240,2sleep00-21swapper/00
481426240,3sleep20-21swapper/22
439223240,1sleep20-21swapper/22
410602240,1sleep20-21swapper/22
397021240,2sleep20-21swapper/22
383961240,2sleep2384133-21strings2
352449240,3sleep20-21swapper/22
346228240,2sleep0431-21dbus-daemon0
316890240,2sleep20-21swapper/22
288510241,2sleep2138685-21cyclictest2
237144240,1sleep20-21swapper/22
211959240,2sleep20-21swapper/22
193732241,1sleep20-21swapper/22
192275240,1sleep10-21swapper/11
184503240,2sleep1184675-21strings1
179469240,2sleep20-21swapper/22
178936240,3sleep10-21swapper/11
166641240,1sleep20-21swapper/22
133919240,1sleep20-21swapper/22
516269230,1sleep00-21swapper/00
487765230,1sleep00-21swapper/00
463961230,1sleep20-21swapper/22
461537230,1sleep00-21swapper/00
429072230,1sleep20-21swapper/22
411290230,1sleep20-21swapper/22
301797230,1sleep00-21swapper/00
283368230,1sleep00-21swapper/00
275982230,1sleep00-21swapper/00
218010230,1sleep20-21swapper/22
179190230,1sleep20-21swapper/22
158311230,1sleep10-21swapper/11
147398230,1sleep20-21swapper/22
139038230,1sleep10-21swapper/11
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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