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2026-02-09 - 01:37
[ 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 Sun Feb 08, 2026 12:44:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2683684997627,39cyclictest0-21swapper/010:45:210
268368499671,48cyclictest0-21swapper/010:55:110
2683687996418,18cyclictest2701198-21/usr/sbin/munin08:50:191
268368499645,18cyclictest2673831-21munin-node07:15:000
2683688996337,23cyclictest311ktimers/208:00:192
268368799629,15cyclictest0-21swapper/109:30:001
2683684995740,8cyclictest0-21swapper/007:55:010
2683684995711,20cyclictest12-21ksoftirqd/012:40:000
2683684995611,14cyclictest2688153-21apt-get07:35:010
268368899558,8cyclictest2725559-21apt-get11:15:022
2683684995542,6cyclictest0-21swapper/011:25:010
2683684995316,14cyclictest15-21rcuc/011:10:000
2683688995239,9cyclictest2692464-21sendmail08:00:002
2683684995245,4cyclictest167350irq/118-8000000.ethernet-tx008:15:230
2683688995137,10cyclictest2699217-21sendmail08:40:002
2683687995137,11cyclictest1283-21cron11:25:011
2683687995126,11cyclictest2705416-21/usr/sbin/munin09:15:211
2683684994941,4cyclictest20850irq/208-8000000.ethernet07:25:290
2683684994941,4cyclictest20850irq/208-8000000.ethernet07:25:280
2683684994910,3cyclictest2718998-21diskstats10:35:190
268368799485,8cyclictest14-21rcu_preempt08:40:001
268368799482,40cyclictest2705157-21unixbench_singl09:10:291
268368499488,37cyclictest0-21swapper/008:10:170
268368499484,4cyclictest2708970-21dropbear09:35:200
2683684994840,4cyclictest167350irq/118-8000000.ethernet-tx009:35:000
2683684994838,6cyclictest0-21swapper/010:25:100
2683688994739,5cyclictest2708600-21munin-plugin-st09:35:002
2683684994719,3cyclictest2714815-21/usr/sbin/munin10:10:200
2683684994716,5cyclictest2704871-21/usr/sbin/munin09:10:250
2683684994711,10cyclictest2691903-21/usr/sbin/munin07:55:190
268368799465,18cyclictest14-21rcu_preempt12:30:021
2683684994638,4cyclictest167350irq/118-8000000.ethernet-tx010:30:290
2683684994638,4cyclictest167350irq/118-8000000.ethernet-tx008:05:290
268368499461,43cyclictest0-21swapper/010:40:170
2683684994613,14cyclictest0-21swapper/007:10:010
2683684994613,14cyclictest0-21swapper/007:10:000
2683688994538,4cyclictest2706062-21latency_hist09:19:592
2683688994534,7cyclictest2720378-21grep10:40:272
268368499454,36cyclictest2684103-21/usr/sbin/munin07:10:230
2683684994528,15cyclictest167350irq/118-8000000.ethernet-tx008:20:150
268368499452,38cyclictest2702193-21fschecks_time08:55:190
268368499451,8cyclictest0-21swapper/011:35:170
2683688994433,8cyclictest2733346-21sendmail12:00:002
2683687994434,5cyclictest0-21swapper/110:25:001
2683684994432,8cyclictest2689020-21grep07:35:280
2683684994429,9cyclictest0-21swapper/011:55:320
2683684994428,14cyclictest167350irq/118-8000000.ethernet-tx012:30:140
2683688994335,6cyclictest0-21swapper/207:30:022
2683688994328,9cyclictest0-21swapper/208:05:222
2683688994328,10cyclictest0-21swapper/209:25:272
2683688994326,14cyclictest311ktimers/209:20:102
2683688994326,14cyclictest311ktimers/209:20:102
268368499436,33cyclictest2715866-21/usr/sbin/munin10:15:260
268368499432,5cyclictest2737238-21memory12:20:260
268368499432,5cyclictest2706456-21perl09:20:200
268368499432,5cyclictest2706456-21perl09:20:190
268368499432,4cyclictest2734392-21/usr/sbin/munin12:05:230
268368499431,29cyclictest0-21swapper/008:05:010
2683688994230,9cyclictest2736726-21sendmail12:20:002
2683687994226,6cyclictest0-21swapper/111:25:271
2683687994225,9cyclictest1283-21cron08:50:001
268368799422,31cyclictest0-21swapper/110:55:281
268368499427,33cyclictest0-21swapper/011:15:130
268368499423,37cyclictest2689360-21df07:40:170
2683684994233,6cyclictest0-21swapper/011:04:590
2683684994227,10cyclictest0-21swapper/011:30:200
268368499421,6cyclictest2724979-21sh11:10:170
268368499421,38cyclictest0-21swapper/009:40:120
2683688994131,7cyclictest2731606-21grep11:45:292
2683688994131,7cyclictest2731606-21grep11:45:292
2683688994128,9cyclictest0-21swapper/208:30:262
2683688994128,8cyclictest0-21swapper/207:20:202
2683688994123,10cyclictest0-21swapper/208:10:272
2683688994112,21cyclictest2705193-21kworker/u8:3-events_freezable_power_09:46:172
2683687994128,8cyclictest0-21swapper/109:20:191
2683687994128,8cyclictest0-21swapper/109:20:191
2683687994118,12cyclictest0-21swapper/107:25:291
2683687994118,12cyclictest0-21swapper/107:25:291
2683684994133,5cyclictest0-21swapper/011:45:280
2683684994133,5cyclictest0-21swapper/011:45:280
2683684994132,5cyclictest0-21swapper/007:45:270
2683684994132,4cyclictest2700486-21sh08:45:200
2683684994120,14cyclictest0-21swapper/008:40:150
2683684994115,17cyclictest131ktimers/010:20:010
268368499411,4cyclictest2728190-21munin-run11:30:000
2683684994110,29cyclictest0-21swapper/011:40:060
2683688994033,4cyclictest2729870-21run-parts11:40:012
2683688994029,8cyclictest311ktimers/209:00:112
2683688994023,11cyclictest0-21swapper/208:55:282
268368799403,5cyclictest0-21swapper/107:20:021
2683687994030,4cyclictest2726393-21unixbench_multi11:15:291
2683687994029,7cyclictest2711929-21grep09:50:291
2683687994024,8cyclictest0-21swapper/108:00:291
268368799401,30cyclictest2691262-21kernelversion07:50:211
268368499407,30cyclictest2699280-21latency_hist08:40:000
268368499404,10cyclictest0-21swapper/010:55:010
2683684994035,2cyclictest0-21swapper/010:00:230
268368499401,4cyclictest2712475-21memory09:55:250
268368499401,4cyclictest0-21swapper/012:00:190
268368499401,37cyclictest0-21swapper/012:30:010
268368499401,37cyclictest0-21swapper/012:15:200
268368499401,37cyclictest0-21swapper/011:50:230
2683688993930,5cyclictest0-21swapper/211:15:292
2683688993926,8cyclictest0-21swapper/212:00:312
2683688993924,8cyclictest2689084-21munin-plugin-st07:40:002
2683687993929,5cyclictest0-21swapper/111:15:011
2683687993928,4cyclictest2731549-21unixbench_multi11:45:291
2683687993928,4cyclictest2731549-21unixbench_multi11:45:291
268368799391,4cyclictest2732391-21unixbench_multi11:50:291
268368799391,29cyclictest2724665-21unixbench_singl11:05:281
268368799390,31cyclictest0-21swapper/109:30:261
268368499399,18cyclictest0-21swapper/009:00:020
268368499391,3cyclictest2714171-21memory10:05:250
268368499391,36cyclictest0-21swapper/009:45:140
268368499391,32cyclictest0-21swapper/008:30:010
268368899383,21cyclictest30-21rcuc/208:20:012
2683688993829,4cyclictest0-21swapper/212:25:192
2683688993827,6cyclictest2734920-21grep12:05:282
2683688993826,9cyclictest0-21swapper/211:25:202
2683688993826,8cyclictest0-21swapper/210:55:302
2683687993825,9cyclictest0-21swapper/108:15:271
268368799381,2cyclictest0-21swapper/110:15:001
268368499383,4cyclictest0-21swapper/009:25:230
2683684993831,4cyclictest167350irq/118-8000000.ethernet-tx012:13:530
2683688993728,5cyclictest14-21rcu_preempt07:50:192
2683688993727,4cyclictest0-21swapper/208:25:252
2683688993724,9cyclictest2715296-21grep10:10:312
2683688993723,8cyclictest2696057-21/usr/sbin/munin08:20:262
2683687993728,5cyclictest2695001-21munin-plugin-st08:15:001
2683687993728,4cyclictest0-21swapper/112:05:241
268368499379,3cyclictest2703811-21diskstats09:05:220
2683684993720,15cyclictest0-21swapper/008:30:170
268368899366,21cyclictest2730173-21/usr/sbin/munin11:40:192
2683688993627,5cyclictest0-21swapper/210:00:292
2683688993625,5cyclictest0-21swapper/211:00:232
2683688993622,10cyclictest0-21swapper/210:55:012
2683688993620,10cyclictest311ktimers/209:50:122
2683688993615,13cyclictest311ktimers/211:05:122
268368799365,6cyclictest0-21swapper/108:30:001
268368799363,4cyclictest2729807-21unixbench_singl11:35:281
2683687993630,3cyclictest0-21swapper/111:55:271
2683687993629,4cyclictest167450irq/126-8000000.ethernet-tx110:40:151
2683687993629,4cyclictest167450irq/126-8000000.ethernet-tx109:05:301
268368499367,25cyclictest2686272-21/usr/sbin/munin07:20:260
2683684993629,4cyclictest1660-21snmpd09:16:380
2683684993622,8cyclictest2711334-21apt-get09:50:120
2683684993617,13cyclictest0-21swapper/008:50:140
2683688993525,7cyclictest0-21swapper/208:40:212
2683688993522,9cyclictest0-21swapper/210:05:262
2683688993522,9cyclictest0-21swapper/208:50:272
2683688993522,8cyclictest0-21swapper/207:10:022
2683688993521,10cyclictest0-21swapper/210:30:162
2683688993519,12cyclictest311ktimers/211:20:112
2683687993527,5cyclictest22-21rcuc/112:15:301
2683687993524,7cyclictest0-21swapper/108:05:291
2683687993522,9cyclictest0-21swapper/110:50:271
268368799351,4cyclictest0-21swapper/108:35:011
268368799351,28cyclictest2700053-21unixbench_multi08:40:291
2683688993423,5cyclictest14-21rcu_preempt07:45:252
2683688993414,11cyclictest0-21swapper/207:15:032
2683688993411,15cyclictest311ktimers/209:40:132
268368799348,11cyclictest2728390-21/usr/sbin/munin11:30:181
2683687993425,6cyclictest0-21swapper/110:00:281
2683687993423,7cyclictest2684445-21grep07:10:291
2683687993421,8cyclictest0-21swapper/112:25:171
2683687993420,10cyclictest0-21swapper/109:35:221
268368799341,3cyclictest2710233-21unixbench_singl09:40:301
2683688993323,5cyclictest0-21swapper/212:35:202
2683688993321,9cyclictest0-21swapper/208:45:292
2683688993315,14cyclictest30-21rcuc/210:45:022
268368799337,17cyclictest2723244-21/usr/sbin/munin11:00:201
2683687993327,3cyclictest2730710-21unixbench_multi11:40:271
268368799332,22cyclictest1660-21snmpd07:35:011
268368799331,2cyclictest0-21swapper/107:25:021
2683688993222,6cyclictest2730233-21kworker/u8:3+rpciod12:13:202
2683688993213,13cyclictest311ktimers/209:10:122
2683687993223,6cyclictest2712818-21cut10:00:011
2683687993222,7cyclictest2718671-21grep10:30:291
2683687993222,4cyclictest2692356-21grep07:55:281
2683687993218,9cyclictest0-21swapper/112:40:011
2683687993218,9cyclictest0-21swapper/110:09:591
268368799321,2cyclictest0-21swapper/109:05:011
2683688993121,5cyclictest0-21swapper/210:35:192
2683688993113,13cyclictest311ktimers/207:40:132
2683688993110,4cyclictest8321systemd-network07:28:042
2683688993110,4cyclictest8321systemd-network07:28:032
2683687993124,4cyclictest2683681-21cyclictest10:45:281
2683687993122,5cyclictest0-21swapper/110:15:231
2683688993021,6cyclictest2712768-21grep09:55:272
2683687993023,4cyclictest2735756-21unixbench_multi12:10:291
2683688992922,5cyclictest2728390-21/usr/sbin/munin11:30:252
2683688992922,4cyclictest0-21swapper/207:10:282
2683688992921,6cyclictest0-21swapper/212:35:022
2683688992920,6cyclictest311ktimers/211:50:222
2683687992917,8cyclictest0-21swapper/109:50:021
2683688992823,4cyclictest0-21swapper/212:20:162
2683688992819,7cyclictest2709169-21ps09:35:272
2683687992817,7cyclictest231ktimers/107:45:201
2683687992815,6cyclictest0-21swapper/107:40:101
268368799281,26cyclictest0-21swapper/108:22:291
2683688992720,4cyclictest0-21swapper/210:20:202
268368899271,24cyclictest0-21swapper/210:15:192
2683687992719,4cyclictest0-21swapper/107:35:001
2683687992716,7cyclictest0-21swapper/110:25:271
2683687992714,9cyclictest2719530-21grep10:35:291
2683687992711,12cyclictest0-21swapper/112:00:301
2683688992617,7cyclictest311ktimers/210:25:222
2683687992620,4cyclictest0-21swapper/108:59:381
2683688992520,4cyclictest0-21swapper/209:05:202
2683687992515,7cyclictest0-21swapper/112:20:171
268368799231,2cyclictest0-21swapper/107:10:011
268368799231,2cyclictest0-21swapper/107:10:011
2683688992211,6cyclictest0-21swapper/207:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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