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2026-02-04 - 10:33
[ 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 Wed Feb 04, 2026 00:44:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2874015999717,75cyclictest0-21swapper/021:50:010
2874018997810,21cyclictest2900927-21/usr/sbin/munin21:45:171
287401599775,64cyclictest0-21swapper/020:50:010
2874015997211,55cyclictest2920310-21apt-get23:40:020
2874015996927,37cyclictest2892956-21grep20:55:330
287401899682,12cyclictest0-21swapper/121:10:201
2874015996537,24cyclictest20850irq/208-8000000.ethernet22:55:010
287401599644,55cyclictest2916438-21sh23:15:210
2874015996444,17cyclictest2887036-21munin-plugin-st20:25:010
2874015996329,28cyclictest2883541-21unixbench_multi20:00:280
287401599631,8cyclictest0-21swapper/022:05:270
287401599631,8cyclictest0-21swapper/022:05:270
287401599631,5cyclictest0-21swapper/020:40:210
2874015996242,16cyclictest167350irq/118-8000000.ethernet-tx019:20:200
2874015996235,23cyclictest167350irq/118-8000000.ethernet-tx000:20:170
287401599621,7cyclictest2895599-21grep21:10:290
287401599621,5cyclictest2930165-21irqstats00:35:240
287401599621,5cyclictest2930165-21irqstats00:35:240
2874015996128,28cyclictest0-21swapper/021:00:290
2874015996128,28cyclictest0-21swapper/021:00:290
287401599611,3cyclictest2922558-21irqstats23:50:240
287401599602,5cyclictest2923262-21grep23:55:200
287401599602,5cyclictest2923262-21grep23:55:200
287401599601,2cyclictest0-21swapper/000:05:010
287401599597,18cyclictest20850irq/208-8000000.ethernet19:15:010
287401599593,6cyclictest0-21swapper/022:35:270
287401599591,4cyclictest2903864-21awk22:00:270
287401599591,4cyclictest2899295-21df_inode21:35:170
2874015995823,31cyclictest20650irq/252-8000000.ethernet22:55:260
287401999571,51cyclictest0-21swapper/200:40:012
287401999571,51cyclictest0-21swapper/200:40:012
287401599572,8cyclictest2875746-21grep19:15:270
2874015995727,25cyclictest2889282-21ps20:35:260
287401599572,3cyclictest0-21swapper/023:01:290
2874015995723,30cyclictest20650irq/252-8000000.ethernet19:40:150
287401599554,7cyclictest0-21swapper/022:20:260
287401599552,50cyclictest0-21swapper/023:10:000
287401599552,4cyclictest2910347-21fschecks_time22:40:190
2874015995524,28cyclictest20650irq/252-8000000.ethernet20:10:160
2874015995523,28cyclictest20650irq/252-8000000.ethernet22:10:290
287401599551,6cyclictest2908748-21if_eth022:30:220
287401599551,4cyclictest2884664-21latency_hist20:10:020
287401599551,3cyclictest2927107-21unixbench_singl00:15:280
287401599551,2cyclictest2880383-21apt-get19:45:120
2874015995431,19cyclictest0-21swapper/020:25:230
287401599542,6cyclictest2919739-21diskstats23:35:190
2874015995426,20cyclictest2894595-21tail21:05:270
2874015995425,25cyclictest20650irq/252-8000000.ethernet00:30:250
287401599542,48cyclictest2879326-21latency_hist19:40:010
287401599542,12cyclictest2900158-21diskstats21:40:190
287401599541,8cyclictest2878295-21grep19:30:260
287401599541,42cyclictest2911912-21latency_hist22:50:010
2874015995410,40cyclictest2898089-21grep21:25:280
2874015995410,40cyclictest2898089-21grep21:25:280
287401999533,26cyclictest32-21ksoftirqd/219:55:022
287401899531,28cyclictest2893876-21apt-get21:05:011
287401899531,28cyclictest2893876-21apt-get21:05:001
287401599532,3cyclictest2926241-21unixbench_singl00:10:280
287401599532,3cyclictest2926241-21unixbench_singl00:10:280
2874015995314,34cyclictest2922093-21cron23:50:000
287401599522,8cyclictest2898583-21sh21:30:220
287401599522,44cyclictest2925008-21grep00:05:220
287401899511,4cyclictest0-21swapper/100:25:191
287401599516,36cyclictest2915782-21phc2sys23:10:260
287401599516,36cyclictest2915782-21phc2sys23:10:260
2874015995129,17cyclictest0-21swapper/019:50:230
287401599512,7cyclictest2896876-21grep21:20:200
287401599512,4cyclictest2906030-21/usr/sbin/munin22:15:170
287401599512,43cyclictest2888442-21ps20:30:260
287401599512,43cyclictest2888442-21ps20:30:250
2874015995124,23cyclictest20650irq/252-8000000.ethernet00:25:170
287401599512,14cyclictest2902609-21apt-get21:55:140
2874015995117,30cyclictest0-21swapper/019:25:270
287401599511,4cyclictest2917983-21latency_hist23:25:010
2874018995038,8cyclictest0-21swapper/123:05:001
2874018995037,8cyclictest0-21swapper/123:40:281
2874018995036,8cyclictest0-21swapper/121:40:291
287401599502,6cyclictest47-21kauditd23:30:000
287401599501,5cyclictest2919466-21latency_hist23:35:010
287401599501,43cyclictest0-21swapper/020:15:010
2874019994925,16cyclictest311ktimers/220:10:132
2874018994935,10cyclictest0-21swapper/121:20:281
287401599495,38cyclictest2908281-21head22:25:280
287401599492,6cyclictest2896456-21users21:15:280
287401599491,42cyclictest0-21swapper/020:55:020
2874018994837,7cyclictest2925470-21sh00:10:001
287401599482,5cyclictest2902532-21latency_hist21:55:010
2874018994735,8cyclictest0-21swapper/120:20:271
287401599472,8cyclictest2882499-21grep19:55:260
2874019994617,10cyclictest30-21rcuc/222:55:012
2874018994638,5cyclictest2929701-21munin-plugin-st00:35:001
287401899461,2cyclictest0-21swapper/121:55:021
2874019994531,9cyclictest0-21swapper/220:25:012
2874019994529,10cyclictest0-21swapper/219:30:272
2874019994524,14cyclictest311ktimers/200:10:122
2874019994524,14cyclictest311ktimers/200:10:122
2874018994537,5cyclictest231ktimers/119:20:011
2874018994531,9cyclictest0-21swapper/121:25:271
2874018994531,9cyclictest0-21swapper/121:25:271
2874018994527,13cyclictest0-21swapper/121:30:281
2874018994523,15cyclictest231ktimers/119:30:121
2874018994431,9cyclictest0-21swapper/123:50:291
2874018994424,15cyclictest231ktimers/122:40:141
2874019994315,14cyclictest311ktimers/221:55:112
2874019994314,15cyclictest311ktimers/219:15:112
2874018994337,4cyclictest22-21rcuc/120:50:021
2874018994329,8cyclictest0-21swapper/122:55:291
2874018994328,8cyclictest0-21swapper/121:50:281
287401899431,6cyclictest0-21swapper/122:20:011
2874018994232,5cyclictest2930549-21sendmail00:40:011
2874018994232,5cyclictest2930549-21sendmail00:40:001
2874018994231,8cyclictest2910014-21sendmail22:40:011
2874018994219,16cyclictest231ktimers/123:55:121
2874018994219,16cyclictest231ktimers/123:55:121
287401899421,3cyclictest0-21swapper/119:40:021
287401599422,4cyclictest0-21swapper/019:10:010
2874019994127,7cyclictest0-21swapper/222:25:002
2874019994124,11cyclictest311ktimers/223:40:122
2874019994121,15cyclictest311ktimers/222:00:122
2874018994127,9cyclictest0-21swapper/120:35:281
2874018994124,9cyclictest0-21swapper/122:05:011
2874018994122,11cyclictest231ktimers/120:05:131
2874019994030,7cyclictest2909164-21munin-plugin-st22:35:002
2874019994020,11cyclictest0-21swapper/221:25:202
2874019994020,11cyclictest0-21swapper/221:25:202
2874018994029,7cyclictest0-21swapper/119:55:291
2874018994028,8cyclictest0-21swapper/100:20:281
2874019993929,6cyclictest2876702-21grep19:20:262
2874019993927,9cyclictest2905782-21grep22:15:002
2874019993926,8cyclictest0-21swapper/222:25:282
2874019993926,8cyclictest0-21swapper/219:50:192
2874019993925,8cyclictest0-21swapper/223:40:012
2874019993924,11cyclictest311ktimers/200:15:142
2874019993922,12cyclictest311ktimers/219:45:142
2874019993921,14cyclictest311ktimers/223:00:112
287401899394,12cyclictest22-21rcuc/121:10:011
2874018993930,4cyclictest0-21swapper/122:50:281
2874018993928,7cyclictest0-21swapper/122:30:271
2874018993927,8cyclictest0-21swapper/120:10:281
2874018993926,9cyclictest0-21swapper/121:35:281
287401999382,29cyclictest1660-21snmpd21:10:192
2874019993819,10cyclictest0-21swapper/222:50:282
2874019993813,11cyclictest311ktimers/220:45:122
2874019993811,13cyclictest311ktimers/219:25:122
2874018993829,6cyclictest0-21swapper/122:25:161
2874018993827,7cyclictest0-21swapper/122:05:301
2874018993827,7cyclictest0-21swapper/122:05:301
287401899382,6cyclictest0-21swapper/119:40:011
2874018993825,9cyclictest0-21swapper/123:05:281
2874018993825,9cyclictest0-21swapper/100:00:281
2874018993824,9cyclictest0-21swapper/120:45:291
2874018993822,8cyclictest0-21swapper/119:45:301
2874019993731,3cyclictest2896488-21sh21:20:012
2874019993727,4cyclictest0-21swapper/219:10:232
2874019993723,11cyclictest311ktimers/223:50:142
2874019993720,9cyclictest0-21swapper/220:05:262
2874019993716,14cyclictest311ktimers/200:30:122
287401999371,27cyclictest32-21ksoftirqd/223:15:152
287401899377,23cyclictest832-21systemd-network19:24:091
2874018993724,9cyclictest0-21swapper/119:50:281
2874019993624,8cyclictest0-21swapper/221:25:002
2874019993623,10cyclictest311ktimers/223:05:112
2874019993619,8cyclictest0-21swapper/222:40:272
2874019993619,13cyclictest30-21rcuc/221:10:012
287401999361,30cyclictest2899590-21ps21:35:262
2874018993623,8cyclictest0-21swapper/123:15:291
287401899361,3cyclictest0-21swapper/120:20:011
2874019993526,4cyclictest0-21swapper/221:45:192
2874019993525,5cyclictest0-21swapper/221:05:012
2874019993525,5cyclictest0-21swapper/221:05:012
2874019993524,8cyclictest311ktimers/220:55:142
2874019993524,6cyclictest0-21swapper/222:35:282
2874018993524,7cyclictest0-21swapper/100:15:281
2874018993521,7cyclictest0-21swapper/122:10:281
287401899351,28cyclictest2906843-21/usr/sbin/munin22:20:291
287401899351,28cyclictest0-21swapper/123:45:201
2874019993425,4cyclictest0-21swapper/222:15:292
2874019993424,7cyclictest311ktimers/220:00:122
2874019993422,8cyclictest0-21swapper/221:30:272
2874019993419,9cyclictest0-21swapper/220:40:012
2874019993418,12cyclictest311ktimers/223:55:132
2874019993418,12cyclictest311ktimers/223:55:132
2874019993410,15cyclictest167550irq/134-8000000.ethernet-tx219:38:262
2874018993426,4cyclictest0-21swapper/123:25:281
2874018993420,7cyclictest0-21swapper/119:25:191
2874019993329,2cyclictest0-21swapper/200:20:272
2874019993325,3cyclictest0-21swapper/223:20:282
2874019993324,5cyclictest0-21swapper/222:45:212
2874019993323,6cyclictest0-21swapper/222:05:302
2874019993323,6cyclictest0-21swapper/222:05:302
287401999331,26cyclictest30-21rcuc/220:15:172
287401899331,26cyclictest0-21swapper/120:25:291
287401999323,18cyclictest30-21rcuc/223:10:122
287401999323,18cyclictest30-21rcuc/223:10:122
2874019993225,4cyclictest2880183-21munin-plugin-st19:45:002
2874019993222,4cyclictest0-21swapper/220:30:262
2874019993222,4cyclictest0-21swapper/220:30:262
2874019993220,6cyclictest2887378-21sh20:25:242
2874019993218,7cyclictest0-21swapper/223:45:282
287401899324,4cyclictest0-21swapper/120:45:011
2874018993223,6cyclictest0-21swapper/119:10:321
2874018993219,7cyclictest0-21swapper/123:20:281
287401899321,25cyclictest0-21swapper/120:00:231
2874019993123,4cyclictest2918623-21cron23:30:002
2874019993123,4cyclictest2896465-21kworker/u8:1-events_power_efficient21:40:282
2874019993121,7cyclictest0-21swapper/220:40:272
2874019993119,7cyclictest0-21swapper/220:50:182
2874018993122,4cyclictest0-21swapper/123:15:011
2874018993122,4cyclictest0-21swapper/123:15:001
2874018993120,6cyclictest2911709-21cat22:50:011
287401899311,24cyclictest0-21swapper/123:35:121
2874019993024,4cyclictest2928854-21munin-plugin-st00:30:002
2874019993022,4cyclictest0-21swapper/221:50:262
2874018993019,6cyclictest2888875-21latency_hist20:35:021
2874018993019,6cyclictest2888875-21latency_hist20:35:021
2874019992921,4cyclictest14-21rcu_preempt23:30:212
2874018992920,6cyclictest231ktimers/123:30:211
2874018992820,6cyclictest2893002-21sshd20:56:351
2874018992818,7cyclictest231ktimers/100:10:151
2874018992818,7cyclictest231ktimers/100:10:151
2874019992718,5cyclictest0-21swapper/200:10:002
287401899264,15cyclictest2895844-21/usr/sbin/munin21:15:181
2874019992417,4cyclictest0-21swapper/200:00:222
2874019991811,5cyclictest0-21swapper/219:10:012
2874018991813,3cyclictest2873977-21latency_hist19:10:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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