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2026-02-08 - 09:43
[ 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 all highest latencies:
System rackeslot6s.osadl.org (updated Sun Feb 08, 2026 00:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22397909910534,68cyclictest0-21swapper/121:35:011
223979099958,9cyclictest2288418-21apt-get23:55:021
2239790996933,31cyclictest2239784-21cyclictest21:45:111
2239790996922,37cyclictest0-21swapper/120:10:011
223979099662,19cyclictest0-21swapper/123:40:011
223979099659,14cyclictest2281026-21/usr/sbin/munin23:10:171
2239790996531,26cyclictest2251954-21sendmail20:20:011
2239790996522,34cyclictest0-21swapper/100:30:171
2239790996514,7cyclictest0-21swapper/122:50:271
223978799642,13cyclictest2274991-21gpg-connect-age22:35:010
2239790996333,24cyclictest0-21swapper/100:40:011
2239790996330,28cyclictest0-21swapper/119:30:011
2239790996122,30cyclictest0-21swapper/100:30:011
2239790996112,11cyclictest2252163-21/usr/sbin/munin20:20:181
2239790996024,30cyclictest0-21swapper/123:25:291
2239790996017,7cyclictest0-21swapper/119:40:241
2239790995928,26cyclictest0-21swapper/120:00:291
2239790995919,5cyclictest0-21swapper/100:20:271
2239790995914,9cyclictest0-21swapper/119:30:281
2239790995825,27cyclictest0-21swapper/123:45:281
2239790995822,31cyclictest0-21swapper/100:10:241
2239790995713,10cyclictest0-21swapper/123:00:291
2239790995516,32cyclictest0-21swapper/123:30:291
2239791995448,4cyclictest311ktimers/200:10:012
2239791995447,4cyclictest2280829-21munin-plugin-st23:10:002
223979099548,15cyclictest0-21swapper/120:45:011
223979099548,15cyclictest0-21swapper/120:45:011
2239790995427,22cyclictest0-21swapper/123:20:291
2239790995419,4cyclictest0-21swapper/121:20:261
2239790995417,32cyclictest0-21swapper/121:15:281
2239790995415,8cyclictest0-21swapper/100:15:211
2239790995413,9cyclictest0-21swapper/121:00:271
2239787995441,9cyclictest0-21swapper/000:20:290
2239790995344,5cyclictest2265554-21sendmail21:40:001
2239790995320,28cyclictest0-21swapper/120:55:281
2239790995314,7cyclictest0-21swapper/121:25:221
223979099531,22cyclictest2272511-21/usr/sbin/munin22:20:111
2239787995334,9cyclictest0-21swapper/019:40:000
2239790995217,3cyclictest0-21swapper/122:55:271
2239790995216,6cyclictest0-21swapper/119:10:281
2239790995216,6cyclictest0-21swapper/119:10:281
2239787995245,4cyclictest2265551-21sendmail21:40:000
2239790995118,7cyclictest2271651-21/usr/sbin/munin22:15:191
2239787995143,5cyclictest2261236-21munin-plugin-st21:14:590
2239791995041,5cyclictest0-21swapper/221:45:002
2239790995024,4cyclictest1261-21rs:main1
2239790995017,9cyclictest0-21swapper/119:40:011
2239787995043,4cyclictest167350irq/118-8000000.ethernet-tx023:30:300
2239787995042,4cyclictest167350irq/118-8000000.ethernet-tx021:00:260
2239787995034,11cyclictest0-21swapper/000:10:260
2239791994937,9cyclictest0-21swapper/221:30:002
2239787994941,4cyclictest0-21swapper/022:00:240
2239790994818,6cyclictest0-21swapper/123:45:001
2239787994841,4cyclictest167350irq/118-8000000.ethernet-tx021:15:190
2239787994837,7cyclictest0-21swapper/020:50:230
2239787994835,9cyclictest0-21swapper/019:25:000
223978799482,10cyclictest2278249-21grep22:50:280
2239791994738,5cyclictest2252803-21apt20:25:002
2239787994740,4cyclictest167350irq/118-8000000.ethernet-tx019:10:200
2239787994740,4cyclictest167350irq/118-8000000.ethernet-tx019:10:200
223978799471,44cyclictest0-21swapper/020:15:120
2239787994639,4cyclictest167350irq/118-8000000.ethernet-tx023:50:220
2239787994636,7cyclictest2287582-21munin-plugin-st23:50:000
2239790994516,5cyclictest2254606-21latency_hist20:35:021
2239787994539,3cyclictest0-21swapper/022:00:000
2239787994536,7cyclictest2273049-21tail22:20:280
2239787994534,8cyclictest0-21swapper/021:45:280
2239787994514,29cyclictest131ktimers/020:10:150
2239791994433,8cyclictest2256965-21grep20:45:292
223979099443,11cyclictest2247836-21/usr/sbin/munin19:55:191
223979099441,9cyclictest0-21swapper/120:55:011
2239790994418,5cyclictest2275021-21latency_hist22:35:011
2239790994417,7cyclictest231ktimers/121:05:131
2239790994416,6cyclictest0-21swapper/122:45:011
2239787994435,5cyclictest20850irq/208-8000000.ethernet00:05:280
2239787994429,10cyclictest0-21swapper/019:55:010
2239787994429,10cyclictest0-21swapper/019:55:000
223978799441,41cyclictest0-21swapper/000:30:190
2239787994411,30cyclictest131ktimers/000:25:280
2239791994331,7cyclictest0-21swapper/221:05:282
2239791994330,9cyclictest0-21swapper/220:05:002
2239791994328,6cyclictest0-21swapper/200:15:002
2239790994333,5cyclictest0-21swapper/121:40:291
2239790994320,7cyclictest2241937-21/usr/sbin/munin19:20:201
2239787994335,5cyclictest2245954-21munin-plugin-st19:45:010
2239787994330,9cyclictest0-21swapper/020:25:280
2239787994314,26cyclictest2277451-21latency_hist22:50:010
223978799431,40cyclictest0-21swapper/022:40:250
2239791994231,6cyclictest0-21swapper/222:20:002
2239791994230,8cyclictest0-21swapper/223:20:292
2239791994229,5cyclictest0-21swapper/200:25:212
2239791994228,9cyclictest0-21swapper/220:50:272
2239790994218,3cyclictest2251013-21apt-get20:15:011
2239787994236,3cyclictest0-21swapper/021:35:010
2239787994234,4cyclictest20850irq/208-8000000.ethernet20:20:280
2239787994234,4cyclictest167350irq/118-8000000.ethernet-tx021:00:010
223978799422,5cyclictest2280801-21users23:05:290
223978799422,34cyclictest2286651-21grep23:40:280
2239787994216,16cyclictest2283567-21/usr/sbin/munin23:25:190
223978799421,5cyclictest2275378-21irqstats22:35:240
2239787994212,24cyclictest2243410-21latency_hist19:30:020
223979199415,28cyclictest0-21swapper/220:15:042
2239791994132,5cyclictest2262090-21sendmail21:20:002
2239791994131,7cyclictest2256126-21grep20:40:292
2239791994131,7cyclictest2256126-21grep20:40:292
2239791994127,8cyclictest0-21swapper/223:10:272
2239791994121,14cyclictest311ktimers/222:05:142
223978799411,35cyclictest0-21swapper/022:10:010
2239791994028,6cyclictest2271409-21grep22:10:272
2239791994022,11cyclictest0-21swapper/221:55:202
2239791994020,12cyclictest0-21swapper/220:55:262
2239790994021,4cyclictest2268919-21latency_hist22:00:001
2239787994033,4cyclictest2282882-21tune2fs23:20:210
2239787994033,4cyclictest0-21swapper/020:40:120
2239787994033,4cyclictest0-21swapper/020:40:120
2239787994032,4cyclictest167350irq/118-8000000.ethernet-tx020:00:230
2239787994029,8cyclictest0-21swapper/019:55:280
2239787994029,7cyclictest0-21swapper/021:20:290
2239787994028,8cyclictest0-21swapper/020:45:290
223978799402,7cyclictest2281920-21df23:15:160
2239787994026,9cyclictest0-21swapper/023:10:270
223978799401,37cyclictest0-21swapper/019:45:170
223978799401,33cyclictest0-21swapper/000:15:030
2239791993927,8cyclictest0-21swapper/222:50:282
2239791993927,7cyclictest0-21swapper/219:55:282
2239791993926,7cyclictest0-21swapper/200:20:262
2239791993925,7cyclictest0-21swapper/222:40:272
2239791993925,7cyclictest0-21swapper/222:30:302
223979099391,3cyclictest0-21swapper/122:30:011
2239787993934,2cyclictest0-21swapper/022:15:280
2239787993934,2cyclictest0-21swapper/020:10:020
2239787993932,4cyclictest2295651-21fschecks_count00:35:190
2239787993932,4cyclictest167350irq/118-8000000.ethernet-tx023:00:240
223978799391,5cyclictest2285502-21irqstats23:35:240
223978799391,3cyclictest0-21swapper/019:20:010
223978799391,36cyclictest0-21swapper/021:40:290
2239791993832,4cyclictest0-21swapper/223:25:272
2239791993828,6cyclictest2267169-21grep21:45:282
2239791993827,7cyclictest0-21swapper/220:25:282
2239791993827,6cyclictest0-21swapper/221:10:262
2239791993827,4cyclictest2250896-21unixbench_multi20:10:272
2239791993826,9cyclictest0-21swapper/223:55:032
2239791993826,7cyclictest0-21swapper/223:15:262
2239791993811,24cyclictest0-21swapper/221:30:272
2239787993832,4cyclictest0-21swapper/021:25:210
2239787993827,6cyclictest0-21swapper/021:50:200
2239787993826,9cyclictest0-21swapper/022:10:260
2239787993823,11cyclictest0-21swapper/022:55:280
223978799381,3cyclictest0-21swapper/000:00:010
2239791993729,5cyclictest0-21swapper/223:40:002
2239791993729,3cyclictest2255262-21unixbench_singl20:35:292
2239791993727,7cyclictest0-21swapper/219:35:282
2239791993726,7cyclictest2289247-21grep23:55:312
2239791993726,7cyclictest0-21swapper/223:45:282
2239791993724,10cyclictest311ktimers/219:40:102
223979199371,32cyclictest0-21swapper/200:35:272
223979199371,29cyclictest2242773-21/usr/sbin/munin19:25:232
2239790993723,9cyclictest0-21swapper/123:05:291
2239790993723,9cyclictest0-21swapper/121:50:281
223979099371,29cyclictest2269972-21/usr/sbin/munin22:05:281
2239787993728,5cyclictest20850irq/208-8000000.ethernet22:25:280
2239787993727,6cyclictest0-21swapper/020:30:270
2239787993725,8cyclictest2260324-21grep21:05:280
2239787993725,8cyclictest0-21swapper/000:00:290
223978799372,31cyclictest2254847-21lsblk20:35:200
223979199364,17cyclictest14-21rcu_preempt20:35:022
2239791993627,5cyclictest0-21swapper/221:50:282
2239791993626,8cyclictest0-21swapper/220:05:252
2239791993626,6cyclictest2246691-21grep19:45:282
2239791993623,9cyclictest0-21swapper/223:30:272
2239791993621,12cyclictest1660-21snmpd22:25:292
2239790993623,8cyclictest0-21swapper/100:00:291
223978799361,33cyclictest0-21swapper/019:34:230
223979199353,23cyclictest2242699-21latency_hist19:25:012
2239791993526,6cyclictest2273044-21unixbench_multi22:20:282
2239791993526,5cyclictest2247240-21if_eth119:50:222
2239791993526,5cyclictest2247240-21if_eth119:50:222
2239791993522,8cyclictest2279090-21unixbench_singl22:55:282
223979199351,3cyclictest2277346-21unixbench_multi22:45:282
2239790993425,5cyclictest0-21swapper/120:45:291
2239790993421,8cyclictest0-21swapper/122:45:281
2239791993324,5cyclictest0-21swapper/200:15:212
2239791993322,7cyclictest0-21swapper/223:40:272
2239791993321,8cyclictest2290092-21grep00:00:292
223979199331,26cyclictest0-21swapper/219:30:102
223979199324,19cyclictest2240512-21sed19:10:282
223979199324,19cyclictest2240512-21sed19:10:282
2239791993223,6cyclictest0-21swapper/221:00:292
2239791993218,11cyclictest0-21swapper/222:00:282
223979099326,5cyclictest832-21systemd-network23:16:371
223979099321,3cyclictest0-21swapper/119:15:041
2239791993125,4cyclictest0-21swapper/200:30:292
2239791993124,4cyclictest205-21ptp021:20:282
2239791993119,8cyclictest2275704-21grep22:35:292
223979199311,26cyclictest0-21swapper/221:35:212
223979099311,3cyclictest2290411-21apt-get00:05:121
223979199304,20cyclictest2241231-21cut19:15:202
2239790993023,4cyclictest167450irq/126-8000000.ethernet-tx119:45:101
2239790993023,4cyclictest0-21swapper/121:10:271
223979099302,2cyclictest2246995-21apt-get19:50:121
223979099302,2cyclictest2246995-21apt-get19:50:121
2239790993016,9cyclictest0-21swapper/120:25:171
223979199292,4cyclictest0-21swapper/219:10:012
223979199283,10cyclictest2279919-21grep23:00:292
2239790992821,4cyclictest0-21swapper/123:55:181
2239790992817,8cyclictest0-21swapper/122:10:261
223979099272,3cyclictest0-21swapper/120:40:011
2239790992617,6cyclictest0-21swapper/122:00:171
2239790992513,4cyclictest231ktimers/119:10:011
223978799251,18cyclictest2239862-21latency_hist19:10:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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