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2026-02-03 - 11:10
[ 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 #7, slot #7

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.
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 376 highest latencies:
System rack7slot7s.osadl.org (updated Tue Feb 03, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21392210290,8sleep00-21swapper/019:06:300
2132328161,9sleep20-21swapper/219:05:352
2133727962,13sleep10-21swapper/119:05:461
2133427958,6sleep30-21swapper/319:05:443
183502650,4sleep339-21ksoftirqd/300:04:363
21763992927,1cyclictest0-21swapper/319:20:143
21763992927,1cyclictest0-21swapper/300:22:593
21763992927,1cyclictest0-21swapper/300:22:593
21763992722,4cyclictest0-21swapper/320:30:143
21763992714,12cyclictest0-21swapper/323:51:283
21759992724,3cyclictest0-21swapper/222:45:532
21759992724,3cyclictest0-21swapper/222:45:532
2175299270,4cyclictest0-21swapper/023:25:260
21763992624,1cyclictest0-21swapper/300:10:153
21763992522,2cyclictest14779-21diskmemload23:07:473
21763992522,2cyclictest14779-21diskmemload00:17:193
21763992518,6cyclictest0-21swapper/300:09:123
21763992423,1cyclictest0-21swapper/321:15:143
21763992417,5cyclictest22203-21apt-get19:10:143
21763992414,8cyclictest14779-21diskmemload00:37:583
2176399237,12cyclictest31476-21munin-run23:15:003
21763992321,1cyclictest14779-21diskmemload22:55:053
21763992321,1cyclictest14779-21diskmemload22:49:293
21763992321,1cyclictest14779-21diskmemload22:49:293
21763992321,1cyclictest14779-21diskmemload22:40:163
21763992321,1cyclictest14779-21diskmemload00:25:043
21763992319,3cyclictest0-21swapper/321:40:143
21763992220,1cyclictest14779-21diskmemload22:25:273
21763992211,9cyclictest10248-21taskset22:24:073
21763992210,10cyclictest25158-21ssh21:35:153
21757992220,1cyclictest0-21swapper/123:35:261
2175299220,2cyclictest0-21swapper/022:46:080
2175299220,2cyclictest0-21swapper/022:46:070
21763992118,2cyclictest14779-21diskmemload23:56:103
21763992114,3cyclictest0-21swapper/322:10:253
2175799210,18cyclictest0-21swapper/122:40:141
21752992112,9cyclictest0-21swapper/023:36:090
2175299210,3cyclictest0-21swapper/021:42:020
2175299210,1cyclictest0-21swapper/022:20:240
2176399203,14cyclictest0-21swapper/323:22:493
21763992018,1cyclictest14779-21diskmemload22:15:323
21763992018,1cyclictest12589-21rm23:41:103
21763992018,1cyclictest0-21swapper/321:12:033
21763992018,0cyclictest14779-21diskmemload23:37:263
21763992017,2cyclictest14779-21diskmemload22:04:083
21763992016,4cyclictest0-21swapper/323:31:133
21763992013,4cyclictest14779-21diskmemload21:26:133
21763992010,7cyclictest14779-21diskmemload22:34:053
2176399200,0cyclictest0-21swapper/321:31:213
2175999207,13cyclictest0-21swapper/222:50:532
2175999203,13cyclictest19983-21/usr/sbin/munin00:05:142
21757992018,1cyclictest14779-21diskmemload21:26:471
2175799200,3cyclictest0-21swapper/121:10:151
2175799200,2cyclictest0-21swapper/123:58:411
2175799200,2cyclictest0-21swapper/123:03:071
2175799200,2cyclictest0-21swapper/120:00:131
2175799200,1cyclictest0-21swapper/122:46:571
2175799200,1cyclictest0-21swapper/122:46:571
2175299200,18cyclictest0-21swapper/021:53:120
2176399197,10cyclictest14779-21diskmemload23:19:273
21763991918,1cyclictest0-21swapper/322:54:463
21763991917,1cyclictest14779-21diskmemload23:46:233
21763991916,2cyclictest14779-21diskmemload22:38:443
21763991913,5cyclictest14779-21diskmemload21:57:353
2175999190,4cyclictest141rcu_preempt21:47:032
2175999190,18cyclictest0-21swapper/200:38:492
2175799190,2cyclictest0-21swapper/123:28:541
2175799190,2cyclictest0-21swapper/100:28:221
2175799190,2cyclictest0-21swapper/100:03:181
2175799190,1cyclictest0-21swapper/122:21:211
2176399189,1cyclictest14779-21diskmemload23:00:033
21763991817,1cyclictest0-21swapper/300:30:403
21763991816,1cyclictest14779-21diskmemload21:51:453
2175299184,7cyclictest29100-21awk19:25:000
2175299184,5cyclictest0-21swapper/022:42:430
21763991715,1cyclictest14779-21diskmemload21:24:303
21759991714,3cyclictest14087-21ssh22:25:332
21757991714,1cyclictest0-21swapper/121:59:191
21757991712,5cyclictest21746-21cyclictest22:12:111
2175799170,5cyclictest0-21swapper/100:20:161
2175799170,5cyclictest0-21swapper/100:20:161
2175799170,1cyclictest0-21swapper/122:28:581
2175799170,17cyclictest0-21swapper/123:32:591
2175299173,10cyclictest19345-21apache_volume00:05:100
21752991717,0cyclictest0-21swapper/023:55:300
2175299170,2cyclictest0-21swapper/023:04:100
2175299170,2cyclictest0-21swapper/000:11:510
2175299170,17cyclictest0-21swapper/000:35:400
21763991613,3cyclictest0-21swapper/323:25:283
21763991611,4cyclictest0-21swapper/322:05:183
21763991611,4cyclictest0-21swapper/320:15:293
21759991615,1cyclictest32-21ksoftirqd/200:11:292
2175999160,15cyclictest0-21swapper/200:31:252
2175799168,7cyclictest17452-21munin-node23:42:171
2175799160,2cyclictest0-21swapper/100:39:181
2175799160,1cyclictest0-21swapper/121:34:341
2175299162,5cyclictest0-21swapper/020:45:140
21763991513,2cyclictest0-21swapper/319:50:133
21763991513,1cyclictest23505-21grep20:20:163
21763991513,1cyclictest14779-21diskmemload21:48:413
21759991512,2cyclictest19609-21df_inode22:10:142
2175999150,5cyclictest0-21swapper/221:19:332
21757991515,0cyclictest0-21swapper/122:56:461
2175799150,3cyclictest0-21swapper/121:18:571
2175799150,1cyclictest0-21swapper/100:34:341
2175799150,1cyclictest0-21swapper/100:19:031
2175799150,10cyclictest38150irq/131-snd_hda23:15:031
21752991515,0cyclictest0-21swapper/022:09:110
21763991412,1cyclictest0-21swapper/320:05:143
21763991410,2cyclictest32226-21grep20:35:273
2175999144,3cyclictest9521-21rm23:01:062
21759991411,1cyclictest0-21swapper/200:17:012
21759991410,3cyclictest28155-21grep22:15:172
2175999140,1cyclictest0-21swapper/223:07:312
2175999140,1cyclictest0-21swapper/221:25:412
2175999140,10cyclictest9635-21apache_volume23:40:122
21757991411,1cyclictest14779-21diskmemload22:50:371
21757991410,3cyclictest10778-21grep19:50:261
2175799140,2cyclictest0-21swapper/122:05:001
2175799140,2cyclictest0-21swapper/100:12:311
2175799140,1cyclictest0-21swapper/123:07:181
2175799140,1cyclictest0-21swapper/119:25:141
2175799140,12cyclictest0-21swapper/123:21:051
2175799140,11cyclictest0-21swapper/122:17:041
2175299149,3cyclictest17309-21head21:30:170
2175299142,1cyclictest0-21swapper/023:12:220
21752991411,2cyclictest16716-21wc21:10:220
21752991410,2cyclictest20101-21wc20:10:260
46722130,1sleep10-21swapper/122:00:491
2176399139,2cyclictest30274-21grep19:25:173
21763991312,1cyclictest0-21swapper/321:05:133
21763991311,2cyclictest0-21swapper/319:55:143
21763991310,2cyclictest18909-21tr20:10:153
2175999139,3cyclictest18492-21ls22:10:002
2175999139,2cyclictest24456-21cat20:20:222
2175999132,6cyclictest0-21swapper/223:55:192
2175999131,4cyclictest225-21systemd-journal23:15:002
21759991310,2cyclictest5279-21wc20:50:002
21759991310,2cyclictest16921-21uniq20:05:172
2175999130,2cyclictest0-21swapper/221:52:252
2175999130,12cyclictest0-21swapper/200:04:272
2175799133,9cyclictest20971-21python00:05:231
21757991311,1cyclictest0-21swapper/121:52:591
21757991310,2cyclictest950-21tr20:40:161
21757991310,2cyclictest28682-21grep19:20:271
21757991310,2cyclictest25652-21cat20:25:001
21757991310,2cyclictest25065-21df19:15:161
2175799130,2cyclictest0-21swapper/121:20:471
2175799130,1cyclictest0-21swapper/123:11:211
2175299131,7cyclictest10031-21sendmail21:00:000
21752991313,0cyclictest0-21swapper/023:07:140
2175299131,11cyclictest0-21swapper/023:24:530
21752991310,2cyclictest980-21tr20:40:160
21752991310,2cyclictest7126-21grep20:50:250
21752991310,2cyclictest26268-21grep21:55:150
21752991310,2cyclictest23117-21turbostat.cron20:20:000
2175299130,2cyclictest0-21swapper/023:18:220
2175299130,2cyclictest0-21swapper/000:02:100
2175299130,1cyclictest0-21swapper/021:21:550
2175299130,12cyclictest0-21swapper/023:54:260
2176399129,2cyclictest7209-21grep20:50:253
2176399129,2cyclictest6007-21tail19:40:263
2176399129,2cyclictest2050-21grep19:35:133
2176399128,2cyclictest26038-21grep20:25:163
2176399122,3cyclictest8686-21hddtemp_smartct20:55:183
21763991211,1cyclictest0-21swapper/319:15:213
2175999129,2cyclictest6433-21ssh22:40:232
2175999129,2cyclictest6232-21grep20:50:162
2175999129,2cyclictest341-21grep21:20:162
2175999129,2cyclictest31711-21ls20:35:222
2175999129,2cyclictest30678-21grep22:35:262
2175999129,2cyclictest25279-21tr19:15:182
2175999129,2cyclictest21782-21head20:15:192
2175999129,2cyclictest20744-21basename20:15:002
2175999129,2cyclictest18612-21grep23:25:272
2175999129,2cyclictest14983-21chrt21:10:002
2175999128,3cyclictest32468-21sed22:55:262
2175999128,3cyclictest27701-21head19:20:172
2175999123,8cyclictest18514-21who21:30:272
2175999122,10cyclictest0-21swapper/219:14:232
2175999121,9cyclictest321-21ls21:40:002
2175999120,6cyclictest0-21swapper/200:28:042
2175799129,2cyclictest9576-21cut21:45:161
2175799129,2cyclictest27891-21munin-run20:30:001
2175799129,2cyclictest20266-21sed20:10:261
2175799129,2cyclictest12240-21tail19:55:181
2175799128,3cyclictest2132-21grep21:40:181
2175799120,7cyclictest0-21swapper/122:36:161
2175799120,2cyclictest0-21swapper/121:38:121
2175799120,1cyclictest0-21swapper/123:45:001
2175299129,2cyclictest31718-21ssh22:55:200
2175299129,2cyclictest2996-21tail22:00:170
2175299129,2cyclictest28627-21wc22:15:190
2175299129,2cyclictest21226-21grep22:30:170
2175299129,2cyclictest14464-21cut20:00:160
2175299129,2cyclictest12695-21head19:55:220
2175299128,3cyclictest10812-21grep19:50:260
2175299128,2cyclictest16513-21grep20:05:150
2175299120,3cyclictest0-21swapper/021:36:260
2175299120,12cyclictest0-21swapper/000:21:260
2175299120,12cyclictest0-21swapper/000:21:260
107692120,0sleep20-21swapper/223:21:012
2176399118,2cyclictest10533-21grep21:00:153
2176399118,2cyclictest0-21swapper/319:45:123
2176399113,6cyclictest1960-21apache220:40:133
2176399110,10cyclictest0-21swapper/320:00:133
2175999119,1cyclictest0-21swapper/220:25:152
2175999118,2cyclictest976-21cut21:40:132
2175999118,2cyclictest4661-21ssh22:00:482
2175999118,2cyclictest349-21grep23:15:172
2175999118,2cyclictest31847-21cat19:30:002
2175999118,2cyclictest29024-21ssh21:56:092
2175999118,2cyclictest28726-21dnf20:30:162
2175999118,2cyclictest28287-21ssh23:31:182
2175999118,2cyclictest27999-21sendmail_mailqu23:50:222
2175999118,2cyclictest2705-21head19:35:162
2175999118,2cyclictest22205-21ssh23:47:052
2175999118,2cyclictest21089-21cut22:30:162
2175999118,2cyclictest19985-21ssh00:24:472
2175999118,2cyclictest19985-21ssh00:24:472
2175999118,2cyclictest1337-21basename23:35:142
2175999118,2cyclictest12226-21tail19:55:182
2175999113,7cyclictest0-21swapper/222:20:312
2175999113,3cyclictest19177-21taskset21:11:542
2175999112,8cyclictest0-21swapper/219:30:172
2175999110,10cyclictest9583-21df19:50:152
2175799119,1cyclictest3636-21grep19:35:251
2175799118,2cyclictest8035-21fgrep19:45:221
2175799118,2cyclictest5099-21sed19:40:161
2175799118,2cyclictest32159-21tr19:30:151
2175799118,2cyclictest27597-21cat23:50:191
2175799118,2cyclictest23432-21ssh22:31:161
2175799118,2cyclictest22947-21head19:10:181
2175799118,2cyclictest22085-21cat20:15:211
2175799118,2cyclictest17995-21taskset20:05:331
2175799113,4cyclictest225-21systemd-journal21:00:001
2175299118,2cyclictest8479-21grep21:25:170
2175299118,2cyclictest7952-21grep19:45:210
2175299118,2cyclictest4225-21cut00:15:150
2175299118,2cyclictest3176-21grep19:35:200
2175299118,2cyclictest29965-21expr19:25:150
2175299118,2cyclictest27360-21sed20:25:270
2175299118,2cyclictest26988-21wc23:30:260
2175299118,2cyclictest26644-21taskset19:19:360
2175299118,2cyclictest25865-21ssh22:51:570
2175299118,2cyclictest23635-21grep20:20:170
2175299118,2cyclictest19689-21sh23:45:240
2175299118,2cyclictest1912-21ssh00:32:510
2175299118,2cyclictest15043-21ssh23:43:030
2175299118,2cyclictest14673-21taskset21:08:510
2175299118,2cyclictest12007-21sed21:00:270
2175299117,3cyclictest28898-21wc00:30:010
2175299114,6cyclictest1983-21apache222:35:100
2175299113,4cyclictest24553-21hddtemp_smartct21:15:170
2175299110,10cyclictest0-21swapper/021:47:160
2176399109,1cyclictest0-21swapper/320:45:153
2176399107,2cyclictest32641-21grep19:30:173
2175999108,1cyclictest96732sleep220:55:582
2175999108,1cyclictest4480-21wget19:40:142
2175999108,1cyclictest1192-21sed20:40:172
2175999108,1cyclictest111592sleep221:00:192
2175999107,2cyclictest8324-21sed19:45:262
2175799108,1cyclictest5226-21chrt20:49:521
2175799108,1cyclictest31276-21head20:35:171
2175799108,1cyclictest29063-21uname20:30:191
2175799107,2cyclictest11027-21expr21:00:181
2175299108,1cyclictest6285-21chrt19:43:000
2175299108,1cyclictest31985-21sed20:35:260
2175299108,1cyclictest298882sleep020:30:280
2175299108,1cyclictest240742sleep019:12:100
2175299107,2cyclictest860-21which19:30:230
2175299107,2cyclictest20030-21grep22:10:180
2175299107,2cyclictest15855-21ssh22:26:550
217599993,4cyclictest516-21gdbus20:00:222
217579997,1cyclictest13024-21cat21:05:141
217579996,2cyclictest5641-21cut20:50:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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