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2026-01-14 - 06:13
[ 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 Wed Jan 14, 2026 00:44:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3047621200,2chrt29743-21/usr/sbin/munin00:15:490
3047621200,2chrt29743-21/usr/sbin/munin00:15:490
2324321140,3sleep20-21swapper/221:05:352
2152221040,2sleep20-21swapper/223:50:542
2152221040,2sleep20-21swapper/223:50:542
9932930,2sleep20-21swapper/220:05:412
9932930,2sleep20-21swapper/220:05:412
26232920,4sleep30-21swapper/320:10:323
26232920,4sleep30-21swapper/320:10:323
164562880,2sleep30-21swapper/320:45:463
65322800,2sleep30-21swapper/320:20:413
65322800,2sleep30-21swapper/320:20:413
65322800,2sleep30-21swapper/320:20:413
258682730,1sleep2351rcuc/200:05:342
127942730,1chrt0-21swapper/123:30:351
127942730,1chrt0-21swapper/123:30:351
190752700,3sleep20-21swapper/219:25:492
190752700,3sleep20-21swapper/219:25:492
238582630,5sleep123859-21latency_hist19:40:351
238582630,5sleep123859-21latency_hist19:40:351
238582630,5sleep123859-21latency_hist19:40:351
275782620,3chrt0-21swapper/321:15:453
275782620,3chrt0-21swapper/321:15:453
34622570,3chrt3465-21grep21:35:531
34622570,3chrt3465-21grep21:35:531
314942570,3chrt31453-21latency_hist20:00:411
314942570,3chrt31453-21latency_hist20:00:411
183472560,3sleep10-21swapper/120:50:471
106792560,6sleep110280-21/usr/sbin/munin20:30:451
240512550,4sleep123959-40mandb00:00:381
240512550,4sleep123959-40mandb00:00:381
99082540,4sleep20-21swapper/221:55:442
99082540,4sleep20-21swapper/221:55:442
99082540,4sleep20-21swapper/221:55:442
267892520,3sleep20-21swapper/219:45:512
267892520,3sleep20-21swapper/219:45:512
262462470,3sleep30-21swapper/319:45:443
262462470,3sleep30-21swapper/319:45:443
146732470,3sleep30-21swapper/320:40:483
146732470,3sleep30-21swapper/320:40:483
226142460,3sleep2351rcuc/223:55:452
226142460,3sleep2351rcuc/223:55:452
13330994533,5cyclictest0-21swapper/000:00:450
256852420,3sleep10-21swapper/122:35:521
256852420,3sleep10-21swapper/122:35:521
256852420,3sleep10-21swapper/122:35:521
256852420,3sleep10-21swapper/122:35:521
13331994218,4cyclictest0-21swapper/119:50:461
98092410,3sleep10-21swapper/121:55:431
98092410,3sleep10-21swapper/121:55:431
98092410,3sleep10-21swapper/121:55:431
40702400,3sleep10-21swapper/100:30:531
13330993923,9cyclictest90-1pr/ttyS022:12:560
13330993923,9cyclictest90-1pr/ttyS022:12:560
45662380,1sleep2351rcuc/221:40:452
177942370,3sleep20-21swapper/222:15:462
177942370,3sleep20-21swapper/222:15:462
1333099373,28cyclictest24056-21latency_hist00:00:380
13331993530,4cyclictest13329-21cyclictest21:30:491
13331993530,4cyclictest13329-21cyclictest21:30:491
13331993526,6cyclictest16636-21unixbench_singl22:10:541
13331993526,6cyclictest16636-21unixbench_singl22:10:541
1333099353,28cyclictest25013-21gunzip00:00:520
199182340,2sleep020035-21mailstats22:20:520
13330993430,3cyclictest90-1pr/ttyS023:04:270
13330993430,3cyclictest90-1pr/ttyS023:04:270
85452330,4chrt0-21swapper/323:15:543
85452330,4chrt0-21swapper/323:15:543
1333399332,23cyclictest24021-21chrt00:00:363
1333399332,23cyclictest24021-21chrt00:00:363
13331993323,7cyclictest20371-21latency_hist23:50:401
13331993323,7cyclictest20371-21latency_hist23:50:401
314182320,1sleep031426-21/usr/sbin/munin20:00:410
314182320,1sleep031426-21/usr/sbin/munin20:00:410
13331993222,8cyclictest13936-21threads23:30:521
1333199320,24cyclictest24818-21gzip00:00:481
13330993224,5cyclictest24681-21sshd21:06:210
13330993224,5cyclictest24681-21sshd21:06:210
13331993125,4cyclictest545-21in:imuxsock23:00:321
13331993125,4cyclictest545-21in:imuxsock23:00:321
13331993125,4cyclictest1346-21avahi-daemon00:05:511
13331993125,4cyclictest1346-21avahi-daemon00:05:511
13331993124,5cyclictest29714-21netstat21:20:501
1333099315,4cyclictest171ktimers/021:59:560
1333099315,4cyclictest171ktimers/021:59:560
1333099315,4cyclictest171ktimers/021:59:560
13330993124,6cyclictest10830-21cron23:25:310
13330993120,4cyclictest181rcu_preempt21:26:060
13330993120,4cyclictest181rcu_preempt21:26:060
13330993117,12cyclictest0-21swapper/021:00:420
13330993116,4cyclictest181rcu_preempt21:20:320
13330993116,4cyclictest181rcu_preempt21:20:320
171882300,2sleep20-21swapper/222:15:382
171882300,2sleep20-21swapper/222:15:382
162102300,5sleep116215-21gltestperf20:45:441
13331993022,6cyclictest20636-21threads20:55:531
13331993022,6cyclictest20636-21threads20:55:531
13331993020,8cyclictest6503-21latency21:45:481
13331993020,8cyclictest6503-21latency21:45:481
13330993026,3cyclictest90-1pr/ttyS020:34:530
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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