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2026-01-19 - 22:21
[ 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 #4, slot #1

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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack4slot1s.osadl.org (updated Mon Jan 19, 2026 12:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
872521100,3sleep20-21swapper/210:55:562
872521100,3sleep20-21swapper/210:55:562
562721090,3sleep20-21swapper/212:15:482
562721090,3sleep20-21swapper/212:15:482
562721090,3sleep20-21swapper/212:15:482
57202860,3chrt1346-21avahi-daemon10:48:540
57202860,3chrt1346-21avahi-daemon10:48:540
261772800,3sleep20-21swapper/208:50:492
261772800,3sleep20-21swapper/208:50:492
308532710,2chrt0-21swapper/010:30:410
308532710,2chrt0-21swapper/010:30:410
198872660,3sleep20-21swapper/211:25:552
198872660,3sleep20-21swapper/211:25:552
295182600,2sleep029519-21unixbench-2d07:30:590
225892600,2chrt22593-21gltestperf08:40:500
3882590,2chrt386-21memory12:00:540
3882590,2chrt386-21memory12:00:540
29432550,4sleep20-21swapper/210:40:522
172122540,3sleep20-21swapper/211:20:452
172122540,3sleep20-21swapper/211:20:452
59812530,3sleep20-21swapper/209:21:002
59812530,3sleep20-21swapper/209:21:002
20852530,2sleep20-21swapper/212:05:512
20852530,2sleep20-21swapper/212:05:512
192882520,1chrt0-21swapper/011:25:490
192882520,1chrt0-21swapper/011:25:490
58632510,3chrt0-21swapper/210:50:372
58632510,3chrt0-21swapper/210:50:372
209282510,1sleep120998-21tail08:35:531
209282510,1sleep120998-21tail08:35:531
203322500,2sleep30-21swapper/308:35:473
203322500,2sleep30-21swapper/308:35:473
41872480,2sleep2351rcuc/207:50:552
41872480,2sleep2351rcuc/207:50:552
10092480,4chrt0-21swapper/309:10:443
99052460,2sleep20-21swapper/212:25:572
99052460,2sleep20-21swapper/212:25:572
121652460,2sleep20-21swapper/209:40:422
121652460,2sleep20-21swapper/209:40:422
121652460,2sleep20-21swapper/209:40:422
309062440,3sleep30-21swapper/309:00:593
309062440,3sleep30-21swapper/309:00:593
265332420,3sleep20-21swapper/211:45:402
61452410,3sleep30-21swapper/312:15:533
61452410,3sleep30-21swapper/312:15:533
61452410,3sleep30-21swapper/312:15:533
34832410,3sleep30-21swapper/307:50:483
34832410,3sleep30-21swapper/307:50:483
21265994132,7cyclictest23916-21threads11:35:581
21265994132,7cyclictest23916-21threads11:35:581
175442400,3sleep20-21swapper/208:25:562
21263993933,4cyclictest729-21dbus-daemon11:20:370
21263993933,4cyclictest729-21dbus-daemon11:20:370
265172380,2sleep126530-21latency_hist11:45:401
32622370,3sleep30-21swapper/310:40:573
90802350,2sleep10-21swapper/108:05:461
255212350,3sleep30-21swapper/307:20:573
255212350,3sleep30-21swapper/307:20:573
62112340,3sleep20-21swapper/210:50:492
62112340,3sleep20-21swapper/210:50:492
21265993428,4cyclictest18789-21gltestperf08:30:491
21265993428,4cyclictest18789-21gltestperf08:30:491
21265993427,5cyclictest1552-21kernelversion09:10:511
21263993425,7cyclictest16383-21cron08:25:360
21263993425,7cyclictest16383-21cron08:25:360
21263993324,7cyclictest20725-21switchtime10:00:580
21263993324,7cyclictest20725-21switchtime10:00:580
184112330,3chrt0-21swapper/109:55:521
184112330,3chrt0-21swapper/109:55:521
184112330,3chrt0-21swapper/109:55:521
82212320,2sleep30-21swapper/310:55:493
82212320,2sleep30-21swapper/310:55:493
21265993224,6cyclictest28021-21fschecks_time08:55:501
21265993224,6cyclictest28021-21fschecks_time08:55:501
21263993225,6cyclictest547-21rs:main0
21263993225,6cyclictest547-21rs:main0
222352310,3sleep00-21swapper/010:05:520
222352310,3sleep00-21swapper/010:05:520
217092310,3sleep20-21swapper/211:30:532
21265993126,4cyclictest3968-21gltestperf12:10:501
21265993126,4cyclictest3968-21gltestperf12:10:501
21263993125,4cyclictest572-21cups-browsed10:20:570
21263993125,4cyclictest572-21cups-browsed10:20:570
21263993121,8cyclictest11184-21cut08:10:490
21263993121,8cyclictest11184-21cut08:10:490
21265993025,3cyclictest21262-21cyclictest08:40:561
21265993023,5cyclictest5597-21fschecks_time07:55:501
21265993023,5cyclictest5597-21fschecks_time07:55:501
21265993023,5cyclictest5597-21fschecks_time07:55:501
21265993023,5cyclictest19521-21latency_hist10:00:501
21265993023,5cyclictest19521-21latency_hist10:00:501
21265993020,8cyclictest26821-21gltestperf07:25:501
21265993020,8cyclictest26821-21gltestperf07:25:501
21263993026,2cyclictest0-21swapper/011:50:550
21263993026,2cyclictest0-21swapper/011:50:550
21263993023,5cyclictest5718-21cut12:15:480
21263993023,5cyclictest5718-21cut12:15:480
21263993023,5cyclictest5718-21cut12:15:480
21263993023,5cyclictest4278-21sshd09:16:540
21263993023,5cyclictest4278-21sshd09:16:540
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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