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2026-02-23 - 11:55
[ 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 #6

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 792 highest latencies:
System rackeslot6s.osadl.org (updated Mon Feb 23, 2026 00:44:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2949123997836,37cyclictest0-21swapper/022:40:110
2949123997836,37cyclictest0-21swapper/022:40:110
294912899676,14cyclictest2983688-21apt-get22:30:022
2949123996234,24cyclictest20650irq/252-8000000.ethernet20:20:270
2949128996137,11cyclictest30-21rcuc/223:35:002
294912599571,29cyclictest0-21swapper/120:05:011
2949125995544,7cyclictest2974878-21grep21:35:271
2949123995528,23cyclictest20650irq/252-8000000.ethernet21:30:310
2949123995522,30cyclictest0-21swapper/023:25:140
2949128995424,16cyclictest2970024-21/usr/sbin/munin21:10:192
2949123995222,27cyclictest0-21swapper/022:05:140
294912599516,6cyclictest2949925-21apt-get19:15:021
2949128995014,15cyclictest14-21rcu_preempt22:00:012
294912599501,33cyclictest2967271-21kworker/u8:3+ext4-rsv-conversion21:15:071
294912399502,7cyclictest2995091-21grep23:35:180
2949123995020,25cyclictest3000604-21cut00:05:250
294912399501,30cyclictest0-21swapper/000:20:010
2949123995011,33cyclictest0-21swapper/019:50:290
2949123994927,19cyclictest20650irq/252-8000000.ethernet20:00:000
2949123994926,20cyclictest20650irq/252-8000000.ethernet21:00:260
2949123994926,20cyclictest20650irq/252-8000000.ethernet00:20:170
2949123994925,21cyclictest20650irq/252-8000000.ethernet19:40:110
2949123994922,24cyclictest2977845-21tune2fs21:55:210
2949123994922,24cyclictest2977845-21tune2fs21:55:210
2949125994836,8cyclictest0-21swapper/122:00:021
2949125994836,8cyclictest0-21swapper/122:00:011
2949125994833,10cyclictest0-21swapper/121:30:011
294912599482,23cyclictest0-21swapper/100:15:011
2949123994826,19cyclictest20650irq/252-8000000.ethernet19:25:180
2949123994826,19cyclictest20650irq/252-8000000.ethernet00:30:260
2949123994825,20cyclictest20650irq/252-8000000.ethernet23:55:150
2949123994825,20cyclictest20650irq/252-8000000.ethernet23:50:170
2949123994825,20cyclictest20650irq/252-8000000.ethernet19:30:200
2949123994824,21cyclictest20650irq/252-8000000.ethernet22:55:250
2949128994740,4cyclictest2964668-21sendmail20:40:002
2949128994737,7cyclictest2988842-21munin-plugin-st23:00:002
294912599475,26cyclictest0-21swapper/122:40:011
294912599471,4cyclictest0-21swapper/119:25:011
2949123994739,5cyclictest2968025-21grep20:55:280
2949123994731,10cyclictest131ktimers/019:10:130
2949123994725,20cyclictest20650irq/252-8000000.ethernet20:50:140
2949123994725,19cyclictest20650irq/252-8000000.ethernet22:20:190
2949123994725,19cyclictest20650irq/252-8000000.ethernet22:20:180
2949123994724,21cyclictest20650irq/252-8000000.ethernet23:30:140
2949123994724,20cyclictest20650irq/252-8000000.ethernet22:00:020
2949123994724,20cyclictest20650irq/252-8000000.ethernet21:50:230
294912399471,27cyclictest0-21swapper/019:40:010
2949128994639,4cyclictest2989692-21munin-plugin-st23:04:592
2949125994636,5cyclictest0-21swapper/100:00:001
294912599461,26cyclictest0-21swapper/123:40:021
2949123994630,13cyclictest131ktimers/000:35:180
2949123994625,19cyclictest20650irq/252-8000000.ethernet21:25:220
2949123994624,20cyclictest20650irq/252-8000000.ethernet22:50:250
2949123994624,20cyclictest20650irq/252-8000000.ethernet22:25:170
2949123994624,19cyclictest20650irq/252-8000000.ethernet20:40:150
2949123994623,20cyclictest20650irq/252-8000000.ethernet23:20:010
294912399461,4cyclictest2985159-21cut22:35:250
294912399461,24cyclictest0-21swapper/022:20:010
2949128994537,4cyclictest2999056-21munin-plugin-st00:00:012
2949125994538,5cyclictest2955385-21munin-plugin-st19:45:001
2949123994535,6cyclictest0-21swapper/019:15:050
2949123994524,19cyclictest20650irq/252-8000000.ethernet20:30:180
2949123994522,20cyclictest0-21swapper/000:00:280
2949123994521,21cyclictest2975739-21unixbench_multi21:40:300
2949123994520,22cyclictest2976440-21ptp4l21:45:260
2949123994520,22cyclictest2976440-21ptp4l21:45:260
2949125994431,5cyclictest0-21swapper/119:55:001
294912399442,5cyclictest2965875-21df_inode20:45:190
294912399441,41cyclictest0-21swapper/022:45:110
2949128994332,7cyclictest2993067-21munin-plugin-st23:25:012
2949125994332,7cyclictest0-21swapper/122:50:281
2949123994335,5cyclictest0-21swapper/020:20:000
2949123994327,14cyclictest0-21swapper/020:10:010
2949123994322,19cyclictest2958757-21latency_hist20:05:010
2949123994320,20cyclictest2997365-21apt23:50:010
2949123994319,22cyclictest2980972-21latency_hist22:15:020
2949123994318,20cyclictest0-21swapper/000:10:020
294912599424,17cyclictest0-21swapper/120:25:011
2949125994232,6cyclictest231ktimers/120:10:151
2949125994222,17cyclictest167450irq/126-8000000.ethernet-tx119:55:161
2949123994233,5cyclictest0-21swapper/019:45:170
2949123994221,19cyclictest2970376-21phc2sys-jitter21:10:260
2949123994221,19cyclictest20650irq/252-8000000.ethernet23:20:230
2949123994220,20cyclictest0-21swapper/021:35:280
2949123994219,21cyclictest0-21swapper/022:30:110
2949123994218,21cyclictest2991048-21phc2sys23:10:270
2949128994133,5cyclictest0-21swapper/223:29:592
2949128994133,5cyclictest0-21swapper/219:15:032
2949128994115,15cyclictest311ktimers/200:20:112
2949125994137,2cyclictest0-21swapper/120:35:191
2949125994135,4cyclictest2981800-21grep22:15:291
2949125994132,5cyclictest231ktimers/122:40:131
2949125994132,5cyclictest231ktimers/122:40:131
2949125994130,8cyclictest2962912-21grep20:25:281
2949125994130,7cyclictest0-21swapper/122:25:291
2949125994127,9cyclictest231ktimers/123:40:121
2949125994124,9cyclictest0-21swapper/119:15:021
2949123994120,18cyclictest0-21swapper/020:40:010
2949123994119,20cyclictest2959865-21df_inode20:10:180
2949123994119,20cyclictest0-21swapper/019:20:200
294912399411,38cyclictest0-21swapper/021:15:280
2949128994032,5cyclictest2995583-21apt23:40:002
2949128994026,9cyclictest0-21swapper/219:15:012
2949128994026,8cyclictest0-21swapper/220:10:012
2949128994020,12cyclictest0-21swapper/220:00:292
2949125994031,5cyclictest2956173-21grep19:45:291
2949125994031,5cyclictest2952736-21grep19:25:281
2949125994031,5cyclictest0-21swapper/120:15:171
2949125994031,4cyclictest0-21swapper/123:30:001
2949125994023,11cyclictest0-21swapper/121:10:191
2949125994022,10cyclictest0-21swapper/122:05:291
294912599401,7cyclictest0-21swapper/100:00:011
2949123994019,19cyclictest2963096-21cut20:30:000
2949128993932,4cyclictest3005160-21munin-plugin-st00:34:592
2949128993929,7cyclictest0-21swapper/221:55:002
2949128993923,13cyclictest0-21swapper/200:15:292
2949125993930,5cyclictest231ktimers/123:50:131
2949125993928,7cyclictest0-21swapper/120:05:291
2949125993922,7cyclictest0-21swapper/122:10:251
2949123993933,3cyclictest14-21rcu_preempt21:05:160
2949123993919,18cyclictest0-21swapper/000:25:290
2949123993917,20cyclictest0-21swapper/023:00:250
2949123993916,21cyclictest0-21swapper/021:20:240
2949128993828,7cyclictest2996442-21munin-plugin-st23:44:592
2949128993826,8cyclictest0-21swapper/221:40:002
2949128993823,8cyclictest0-21swapper/222:25:012
2949128993823,8cyclictest0-21swapper/222:25:012
2949125993830,5cyclictest2992091-21grep23:15:291
2949125993826,8cyclictest0-21swapper/120:40:291
2949123993817,18cyclictest0-21swapper/023:40:130
2949128993729,3cyclictest0-21swapper/200:25:262
2949128993727,5cyclictest0-21swapper/222:35:262
2949128993724,8cyclictest0-21swapper/221:05:282
2949125993729,5cyclictest0-21swapper/123:20:301
2949125993728,6cyclictest231ktimers/123:45:131
2949125993728,5cyclictest0-21swapper/123:30:271
2949125993723,9cyclictest0-21swapper/120:45:251
2949123993718,17cyclictest0-21swapper/023:05:130
2949128993623,9cyclictest0-21swapper/219:25:282
294912899361,4cyclictest0-21swapper/222:45:182
2949128993610,12cyclictest2971810-21/usr/sbin/munin21:20:182
2949125993630,3cyclictest3002611-21cron00:20:011
2949125993627,6cyclictest231ktimers/122:20:141
2949125993627,6cyclictest231ktimers/122:20:141
2949125993626,7cyclictest3004207-21grep00:25:301
2949125993626,6cyclictest832-21systemd-network23:01:071
2949125993626,5cyclictest0-21swapper/121:00:191
2949125993621,9cyclictest0-21swapper/121:45:271
2949125993621,9cyclictest0-21swapper/121:45:271
2949128993526,5cyclictest0-21swapper/219:55:292
2949128993526,5cyclictest0-21swapper/219:45:262
2949128993525,5cyclictest0-21swapper/220:45:282
2949128993524,5cyclictest0-21swapper/220:25:282
2949128993520,10cyclictest0-21swapper/222:15:292
2949125993529,3cyclictest0-21swapper/123:05:301
2949125993516,12cyclictest231ktimers/100:20:151
2949125993513,16cyclictest231ktimers/121:05:101
294912899347,9cyclictest3000997-21gpg-connect-age00:10:022
2949128993426,4cyclictest0-21swapper/221:55:302
2949128993426,4cyclictest0-21swapper/221:55:292
2949128993426,4cyclictest0-21swapper/200:10:162
2949128993425,4cyclictest0-21swapper/220:10:222
2949128993422,8cyclictest0-21swapper/221:15:272
2949128993422,7cyclictest0-21swapper/220:20:222
294912899341,27cyclictest0-21swapper/219:20:282
2949125993427,4cyclictest167450irq/126-8000000.ethernet-tx119:35:171
2949125993425,5cyclictest3005160-21cut00:34:591
2949125993422,8cyclictest0-21swapper/121:50:291
294912599341,20cyclictest0-21swapper/120:35:021
2949128993325,6cyclictest2998208-21munin-plugin-st23:54:592
2949128993324,6cyclictest0-21swapper/219:40:292
2949128993322,7cyclictest0-21swapper/222:10:262
2949128993320,9cyclictest0-21swapper/222:05:282
2949128993319,8cyclictest0-21swapper/220:15:292
2949125993326,4cyclictest0-21swapper/100:35:261
2949125993314,4cyclictest167450irq/126-8000000.ethernet-tx120:55:281
2949128993222,7cyclictest0-21swapper/220:55:282
2949128993221,8cyclictest0-21swapper/223:15:302
2949128993221,7cyclictest0-21swapper/220:30:272
2949128993219,8cyclictest0-21swapper/221:40:292
2949128993218,8cyclictest0-21swapper/200:00:292
2949125993223,6cyclictest3000193-21/usr/sbin/munin00:05:201
2949125993223,6cyclictest0-21swapper/123:00:011
2949128993124,5cyclictest2989889-21/usr/sbin/munin23:05:232
2949128993121,4cyclictest167550irq/134-8000000.ethernet-tx219:35:132
2949128993118,8cyclictest0-21swapper/219:55:012
294912899311,3cyclictest2973855-21ps21:30:272
294912899311,25cyclictest0-21swapper/222:40:172
294912899311,25cyclictest0-21swapper/222:40:172
2949125993124,3cyclictest0-21swapper/120:55:001
2949125993120,8cyclictest2972370-21grep21:20:281
2949125993120,6cyclictest0-21swapper/121:40:201
2949125993118,7cyclictest0-21swapper/119:35:021
2949128993022,4cyclictest0-21swapper/222:30:292
2949128993020,8cyclictest1660-21snmpd21:25:342
2949128993018,8cyclictest0-21swapper/223:45:272
2949128993017,8cyclictest0-21swapper/222:50:282
294912599303,17cyclictest24-21ksoftirqd/123:10:131
2949125993022,5cyclictest2986516-21/usr/sbin/munin22:45:271
2949125993022,4cyclictest0-21swapper/122:00:291
294912899295,9cyclictest2990726-21/usr/sbin/munin23:10:212
2949125992921,6cyclictest231ktimers/122:30:261
2949128992821,4cyclictest0-21swapper/221:00:272
2949128992817,8cyclictest0-21swapper/220:50:292
294912899281,25cyclictest0-21swapper/200:35:202
294912399281,23cyclictest0-21swapper/019:10:010
2949125992718,6cyclictest0-21swapper/121:35:011
2949128992621,3cyclictest167550irq/134-8000000.ethernet-tx219:30:172
294912899254,12cyclictest2976023-21/usr/sbin/munin21:45:192
294912899254,12cyclictest2976023-21/usr/sbin/munin21:45:182
2949128992514,8cyclictest0-21swapper/220:40:292
2949125992114,5cyclictest0-21swapper/119:10:001
294912899197,8cyclictest0-21swapper/219:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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