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2026-02-28 - 11:43
[ 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 Sat Feb 28, 2026 00:44:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
318467999921,25cyclictest0-21swapper/221:35:012
318467299841,55cyclictest0-21swapper/020:10:010
3184672997151,11cyclictest3184674-21grep19:10:000
3184679996958,5cyclictest1660-21snmpd22:00:102
318467999681,31cyclictest3227947-21cmp23:20:012
3184672996712,10cyclictest3230538-21wc23:35:010
3184672996519,4cyclictest3218351-21ptp4l-jitter22:20:250
318467299651,34cyclictest0-21swapper/022:10:020
318467299631,39cyclictest0-21swapper/021:05:020
318467299631,39cyclictest0-21swapper/021:05:020
3184672996252,6cyclictest0-21swapper/000:30:140
318467299623,24cyclictest0-21swapper/022:45:000
318467299622,33cyclictest0-21swapper/022:35:010
318467299611,4cyclictest0-21swapper/021:45:100
318467299611,35cyclictest0-21swapper/000:15:010
3184672995830,15cyclictest0-21swapper/000:20:130
3184672995811,44cyclictest3228583-21sendmail_mailqu23:20:260
3184672995717,4cyclictest3190890-21users19:40:300
3184672995717,36cyclictest3208671-21/usr/sbin/munin21:25:210
318467299562,52cyclictest0-21swapper/022:05:120
3184676995523,17cyclictest231ktimers/121:05:161
3184676995443,7cyclictest3228774-21munin-plugin-st23:25:001
3184672995425,3cyclictest3197379-21/usr/sbin/munin20:20:190
3184672995312,38cyclictest3241424-21sh00:40:010
3184672995231,16cyclictest0-21swapper/023:50:130
3184672995223,4cyclictest3203483-21perl20:55:220
3184672995217,10cyclictest3188548-21ssh19:30:160
3184676995141,5cyclictest3232901-21grep23:45:271
3184672995143,4cyclictest167350irq/118-8000000.ethernet-tx019:25:250
3184672995143,4cyclictest167350irq/118-8000000.ethernet-tx000:25:240
3184672995130,17cyclictest0-21swapper/020:05:120
3184672995125,24cyclictest3220507-21/usr/sbin/munin22:35:180
3184672995124,3cyclictest3237469-21diskstats00:15:180
3184672995121,3cyclictest3192028-21diskstats19:50:170
3184672995116,32cyclictest3205972-21fschecks_time21:10:190
3184672995113,36cyclictest3198756-21sshd20:25:450
3184676995032,13cyclictest0-21swapper/100:20:271
3184672995042,4cyclictest0-21swapper/023:45:020
3184672995036,11cyclictest3227836-21sendmail23:20:010
3184672995032,13cyclictest0-21swapper/022:25:130
3184672995029,15cyclictest20850irq/208-8000000.ethernet19:15:120
3184672995022,3cyclictest3224421-21users22:55:280
3184676994926,15cyclictest231ktimers/100:15:111
3184672994942,4cyclictest167350irq/118-8000000.ethernet-tx020:40:190
3184672994932,11cyclictest0-21swapper/021:20:140
3184672994923,3cyclictest3201861-21irqstats20:45:230
3184672994916,30cyclictest3231022-21processes23:35:260
3184676994839,4cyclictest3190063-21sendmail19:39:591
3184676994813,25cyclictest22-21rcuc/121:45:161
3184672994837,5cyclictest3213189-21/usr/sbin/munin21:50:270
3184672994810,36cyclictest0-21swapper/021:37:300
318467699474,7cyclictest3189130-21apt-get19:35:001
3184676994727,14cyclictest231ktimers/121:15:101
318467699471,9cyclictest0-21swapper/123:30:011
3184672994720,3cyclictest3194042-21meminfo20:00:230
3184672994720,25cyclictest3232580-21/usr/sbin/munin23:45:220
318467299471,29cyclictest0-21swapper/023:15:010
318467699466,24cyclictest22-21rcuc/100:05:011
3184676994625,13cyclictest231ktimers/120:10:141
318467299467,3cyclictest3206460-21apt-get21:15:010
3184672994639,4cyclictest167350irq/118-8000000.ethernet-tx019:45:140
3184672994634,9cyclictest3186948-21cut19:20:200
3184672994615,28cyclictest0-21swapper/020:15:210
3184672994615,28cyclictest0-21swapper/020:15:210
318467299461,25cyclictest0-21swapper/000:10:010
3184672994610,34cyclictest3215155-21mktemp22:05:000
3184672994533,8cyclictest3234025-21apt-get23:55:150
3184672994528,11cyclictest0-21swapper/021:55:260
3184672994528,11cyclictest0-21swapper/021:55:260
3184672994512,30cyclictest3235439-21unixbench_multi00:00:280
3184679994436,5cyclictest0-21swapper/222:00:002
3184679994436,5cyclictest0-21swapper/222:00:002
3184679994434,7cyclictest3200551-21munin-plugin-st20:40:012
3184676994424,14cyclictest231ktimers/100:35:111
3184676994415,8cyclictest22-21rcuc/122:10:021
318467299447,32cyclictest0-21swapper/022:50:200
3184672994436,5cyclictest3209675-21/usr/sbin/munin21:30:230
3184672994428,13cyclictest3205462-21/usr/sbin/munin21:05:270
3184672994428,13cyclictest3200200-21/usr/sbin/munin20:35:230
3184672994423,16cyclictest0-21swapper/019:10:120
3184672994417,24cyclictest3217060-21munin-node22:15:100
318467699433,37cyclictest24-21ksoftirqd/119:15:011
3184676994332,7cyclictest3202190-21grep20:45:281
3184672994327,11cyclictest0-21swapper/022:45:130
3184672994317,23cyclictest0-21swapper/021:40:150
3184679994233,5cyclictest3209093-21munin-plugin-st21:30:002
3184679994230,8cyclictest0-21swapper/221:35:272
3184679994230,8cyclictest0-21swapper/200:30:002
3184676994230,6cyclictest0-21swapper/119:55:281
3184676994227,10cyclictest0-21swapper/122:55:281
3184676994223,9cyclictest0-21swapper/119:25:271
3184672994229,9cyclictest3224978-21/usr/sbin/munin23:00:250
3184672994229,9cyclictest3224978-21/usr/sbin/munin23:00:250
3184672994212,28cyclictest0-21swapper/019:35:280
3184679994133,4cyclictest0-21swapper/223:20:282
3184679994119,15cyclictest3226143-21apt23:10:002
3184679994117,19cyclictest311ktimers/200:15:132
3184676994129,8cyclictest0-21swapper/122:10:001
3184676994129,6cyclictest0-21swapper/120:50:201
3184672994131,8cyclictest3192886-21/usr/sbin/munin19:55:110
3184672994130,8cyclictest3202741-21meminfo20:50:240
3184672994123,13cyclictest3225858-21/usr/sbin/munin23:05:260
318467999405,22cyclictest3212753-21/usr/sbin/munin21:50:182
3184679994033,4cyclictest3199619-21munin-plugin-st20:35:012
3184679994028,8cyclictest3225307-21munin-plugin-st23:05:002
3184679994028,8cyclictest3225307-21munin-plugin-st23:05:002
3184676994029,9cyclictest231ktimers/123:10:101
3184676994025,9cyclictest0-21swapper/123:35:281
3184676994024,10cyclictest0-21swapper/120:40:201
3184676994021,15cyclictest231ktimers/123:30:161
3184676994021,13cyclictest231ktimers/120:35:121
3184676994016,20cyclictest22-21rcuc/100:35:011
318467699401,33cyclictest0-21swapper/100:25:191
3184672994029,9cyclictest3199287-21/usr/sbin/munin20:30:240
3184679993926,8cyclictest0-21swapper/219:55:012
3184676993926,8cyclictest0-21swapper/121:40:271
318467699391,2cyclictest0-21swapper/119:50:011
3184676993911,16cyclictest231ktimers/100:10:111
3184672993910,27cyclictest0-21swapper/023:25:220
3184679993829,6cyclictest0-21swapper/222:50:272
3184679993826,8cyclictest3204502-21proc_pri21:00:272
3184679993826,8cyclictest3204502-21proc_pri21:00:272
3184679993826,7cyclictest0-21swapper/222:25:272
318467699384,20cyclictest24-21ksoftirqd/122:50:111
318467699381,3cyclictest0-21swapper/121:00:001
3184679993729,4cyclictest0-21swapper/220:25:292
3184679993727,6cyclictest0-21swapper/221:15:262
3184679993725,8cyclictest0-21swapper/200:10:282
318467999371,32cyclictest3187344-21unixbench_multi19:20:272
318467699377,4cyclictest0-21swapper/123:05:011
318467699377,4cyclictest0-21swapper/123:05:011
3184676993726,7cyclictest0-21swapper/120:00:271
3184676993724,8cyclictest0-21swapper/119:40:301
3184676993723,10cyclictest0-21swapper/120:30:261
3184676993721,10cyclictest0-21swapper/122:30:271
3184679993628,4cyclictest0-21swapper/219:35:212
3184679993627,5cyclictest0-21swapper/222:45:282
3184679993627,4cyclictest0-21swapper/221:45:272
3184679993625,6cyclictest0-21swapper/223:50:272
3184679993623,7cyclictest3208135-21grep21:20:282
3184679993620,11cyclictest0-21swapper/222:40:222
318467999361,28cyclictest3206397-21unixbench_singl21:10:282
3184676993621,9cyclictest0-21swapper/121:35:281
3184679993530,3cyclictest3185360-21unixbench_multi19:10:282
3184679993525,5cyclictest0-21swapper/223:40:282
3184679993520,9cyclictest311ktimers/220:15:062
3184679993520,9cyclictest311ktimers/220:15:062
3184679993520,11cyclictest1660-21snmpd22:10:122
3184676993527,5cyclictest167450irq/126-8000000.ethernet-tx121:15:001
3184676993527,5cyclictest0-21swapper/121:00:281
3184676993527,5cyclictest0-21swapper/121:00:281
3184676993527,4cyclictest0-21swapper/121:30:161
3184676993514,12cyclictest231ktimers/122:45:111
3184679993425,6cyclictest3224345-21grep22:55:262
3184679993423,7cyclictest0-21swapper/200:05:292
318467999341,30cyclictest3196086-21unixbench_singl20:10:272
318467999341,27cyclictest0-21swapper/222:20:222
318467699343,24cyclictest3192594-21apt-get19:55:021
3184676993427,4cyclictest3213395-21sh21:55:001
3184676993424,5cyclictest0-21swapper/122:40:201
3184679993327,4cyclictest3217708-21cat22:19:592
3184679993324,5cyclictest0-21swapper/219:35:012
3184679993323,8cyclictest3221087-21sendmail22:40:012
318467999331,27cyclictest3193807-21df20:00:162
318467999331,27cyclictest3186239-21kernelversion19:15:232
318467999331,26cyclictest3201601-21/usr/sbin/munin20:45:182
3184676993324,5cyclictest0-21swapper/123:50:251
3184676993322,7cyclictest0-21swapper/122:25:261
318467699331,5cyclictest0-21swapper/120:10:011
3184679993226,3cyclictest0-21swapper/223:55:272
3184679993222,7cyclictest0-21swapper/221:05:122
3184679993222,6cyclictest0-21swapper/220:20:292
318467999321,26cyclictest0-21swapper/219:25:302
3184676993223,5cyclictest0-21swapper/121:25:271
3184676993221,6cyclictest0-21swapper/121:55:271
3184676993221,6cyclictest0-21swapper/121:55:271
3184676993220,7cyclictest0-21swapper/119:15:021
318467699321,24cyclictest0-21swapper/120:25:181
318467999317,5cyclictest832-21systemd-network00:24:232
3184679993123,5cyclictest3240776-21/usr/sbin/munin00:35:162
3184679993122,5cyclictest0-21swapper/221:00:002
3184679993122,5cyclictest0-21swapper/200:00:292
318467999311,23cyclictest0-21swapper/223:45:112
3184676993122,5cyclictest0-21swapper/122:00:201
3184676993121,5cyclictest0-21swapper/123:20:011
3184676993118,7cyclictest231ktimers/123:55:201
3184679993022,5cyclictest0-21swapper/219:10:012
3184679993019,8cyclictest311ktimers/223:35:262
3184676993021,6cyclictest3218492-21grep22:20:271
3184676993021,4cyclictest0-21swapper/121:20:191
3184679992922,4cyclictest0-21swapper/200:30:202
3184679992921,4cyclictest0-21swapper/221:40:272
3184679992918,6cyclictest0-21swapper/223:30:022
3184679992918,6cyclictest0-21swapper/220:40:282
3184679992916,7cyclictest311ktimers/222:05:022
3184676992920,6cyclictest0-21swapper/123:05:281
3184676992916,10cyclictest231ktimers/100:05:121
318467699291,26cyclictest0-21swapper/122:15:271
3184676992912,10cyclictest0-21swapper/119:10:011
3184679992820,5cyclictest167550irq/134-8000000.ethernet-tx219:45:222
3184679992819,6cyclictest3220400-21cat22:35:012
318467999281,25cyclictest0-21swapper/220:09:412
3184679992721,3cyclictest0-21swapper/223:10:252
3184679992720,4cyclictest0-21swapper/219:40:292
3184679992718,5cyclictest3193520-21cron20:00:012
318467999271,24cyclictest0-21swapper/220:50:162
3184676992718,6cyclictest22-21rcuc/120:20:281
3184676992716,9cyclictest0-21swapper/120:17:191
3184676992716,9cyclictest0-21swapper/120:17:191
318467699271,2cyclictest0-21swapper/122:40:011
3184676992616,7cyclictest0-21swapper/123:40:221
3184676992615,8cyclictest3187437-21sshd19:22:301
3184679992515,7cyclictest311ktimers/223:30:142
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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