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2026-02-27 - 14:54
[ 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 Fri Feb 27, 2026 00:44:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2300516998450,12cyclictest231ktimers/123:55:011
230051599803,71cyclictest0-21swapper/022:00:300
230051599782,8cyclictest2335006-21forks22:30:180
230051599753,7cyclictest2301734-21grep19:15:040
2300515997511,58cyclictest2300516-21cyclictest19:10:000
2300515997440,27cyclictest2354421-21latency_hist00:25:020
230051599742,66cyclictest0-21swapper/020:40:000
230051599741,65cyclictest2318178-21/usr/sbin/munin20:50:220
230051599732,63cyclictest2333371-21sh22:20:190
230051599731,8cyclictest2331656-21fw_packets22:10:220
230051599722,63cyclictest0-21swapper/020:20:200
2300516997114,33cyclictest231ktimers/100:30:001
230051599713,62cyclictest0-21swapper/021:30:200
230051599711,3cyclictest0-21swapper/022:20:010
230051599701,6cyclictest2321860-21sed21:10:280
230051599701,6cyclictest2321860-21sed21:10:270
230051599701,66cyclictest2328558-21/usr/sbin/munin21:50:290
230051599701,66cyclictest2328558-21/usr/sbin/munin21:50:290
230051599691,3cyclictest2318852-21diskstats20:55:160
230051599691,3cyclictest2318852-21diskstats20:55:160
230051599681,65cyclictest2345695-21sshd23:34:310
230051599672,4cyclictest0-21swapper/023:40:290
230051599671,59cyclictest2311924-21sed20:15:010
230051599671,2cyclictest0-21swapper/021:25:020
230051599662,5cyclictest2338505-21perl22:50:210
230051599661,59cyclictest0-21swapper/019:15:010
230051599652,3cyclictest2327330-21tune2fs21:45:190
2300515996523,37cyclictest2356693-21grep00:35:270
230051599651,28cyclictest2326954-21unixbench_multi21:40:290
230051699643,35cyclictest24-21ksoftirqd/121:10:021
230051599641,57cyclictest2352541-21latency_hist00:15:010
230051599631,56cyclictest0-21swapper/000:30:000
230051599631,4cyclictest2341459-21users23:05:280
2300515996234,23cyclictest0-21swapper/023:40:000
230051599622,54cyclictest2338019-21sed22:45:290
230051599621,7cyclictest2347665-21df_inode23:45:170
2300515996216,15cyclictest131ktimers/021:15:140
230051599621,59cyclictest0-21swapper/023:25:300
230051599621,59cyclictest0-21swapper/023:25:300
230051599621,55cyclictest0-21swapper/021:10:000
230051599617,20cyclictest0-21swapper/021:40:010
230051599617,20cyclictest0-21swapper/021:40:010
2300515996127,31cyclictest20850irq/208-8000000.ethernet20:45:270
2300515996126,30cyclictest0-21swapper/020:15:220
2300515996126,30cyclictest0-21swapper/020:15:220
230051599612,3cyclictest2350201-21df_inode00:00:180
230051599611,4cyclictest2330668-21df22:05:160
230051599611,3cyclictest0-21swapper/019:30:100
230051599607,17cyclictest2349276-21/usr/sbin/munin23:55:170
230051599602,3cyclictest2348736-21meminfo23:50:230
230051599601,53cyclictest0-21swapper/020:45:010
230051599601,4cyclictest2342782-21irqstats23:15:230
230051599601,3cyclictest2307790-21diskstats19:50:150
230051599601,26cyclictest2302834-21dropbear19:20:200
230051599591,3cyclictest2352726-21diskstats00:15:200
2300515995818,5cyclictest0-21swapper/000:30:300
2300515995814,8cyclictest0-21swapper/021:25:200
230051599581,26cyclictest2342242-21grep23:10:270
230051599571,3cyclictest2303556-21df19:25:170
230051599571,3cyclictest2303556-21df19:25:170
2300515995629,24cyclictest167350irq/118-8000000.ethernet-tx021:55:190
2300515995622,3cyclictest2334441-21/usr/sbin/munin22:25:260
230051599561,3cyclictest2339598-21find22:55:280
230051599561,3cyclictest2336928-21memory22:40:250
230051599561,30cyclictest0-21swapper/019:35:180
2300516995513,14cyclictest2306877-21/usr/sbin/munin19:45:191
2300515995531,19cyclictest2343942-21grep23:20:270
2300515995529,23cyclictest2320273-21cron21:04:590
2300515995428,24cyclictest20850irq/208-8000000.ethernet20:10:010
2300515995428,24cyclictest20850irq/208-8000000.ethernet20:10:010
230051599541,51cyclictest0-21swapper/020:30:000
230051599541,3cyclictest2308626-21df_inode19:55:170
230051599541,25cyclictest0-21swapper/020:00:150
230051699533,25cyclictest2336625-21/usr/sbin/munin22:40:181
230051599532,3cyclictest2306340-21memory19:40:260
2300515995315,5cyclictest0-21swapper/022:35:220
230051599531,3cyclictest0-21swapper/023:00:250
2300516995244,5cyclictest231ktimers/123:25:171
2300516995244,5cyclictest231ktimers/123:25:171
230051599521,49cyclictest0-21swapper/019:50:000
2300518995139,6cyclictest2335464-21grep22:30:292
2300516995012,21cyclictest2309416-21/usr/sbin/munin20:00:181
2300516994932,13cyclictest231ktimers/119:40:131
2300516994910,22cyclictest231ktimers/121:05:001
230051599491,3cyclictest2351614-21munin-run00:10:010
230051599491,3cyclictest2351614-21munin-run00:10:010
2300518994840,4cyclictest2313410-21grep20:20:302
230051699488,16cyclictest24-21ksoftirqd/119:30:011
230051699488,16cyclictest24-21ksoftirqd/119:30:011
2300516994718,9cyclictest2345063-21/usr/sbin/munin23:30:181
2300515994721,4cyclictest0-21swapper/020:30:200
2300516994637,6cyclictest0-21swapper/120:50:001
2300516994636,5cyclictest0-21swapper/120:15:011
2300516994532,7cyclictest0-21swapper/121:40:291
2300516994523,12cyclictest231ktimers/120:25:151
2300518994337,4cyclictest2326179-21munin-plugin-st21:40:012
2300518994337,4cyclictest2326179-21munin-plugin-st21:40:012
2300518994335,5cyclictest2341487-21munin-plugin-st23:10:002
2300518994332,8cyclictest2336418-21sendmail22:40:002
2300518994332,5cyclictest0-21swapper/200:00:302
2300518994331,8cyclictest2331995-21grep22:10:282
230051699432,9cyclictest2354154-21apt-get00:25:011
2300516994232,6cyclictest2322794-21cron21:20:001
2300516994224,8cyclictest0-21swapper/100:05:011
2300518994127,9cyclictest0-21swapper/220:15:002
2300516994129,7cyclictest2318302-21proc_pri20:50:251
2300516994123,8cyclictest0-21swapper/120:35:291
2300516994122,12cyclictest231ktimers/122:35:121
2300518994032,4cyclictest2310893-21cron20:10:002
2300518994032,4cyclictest2310893-21cron20:10:002
2300518994027,6cyclictest2342280-21grep23:10:282
230051699405,24cyclictest24-21ksoftirqd/122:15:191
2300516994027,7cyclictest0-21swapper/123:40:271
2300518993932,4cyclictest2343162-21cron23:20:012
2300518993931,5cyclictest0-21swapper/222:20:282
2300518993929,7cyclictest2316060-21sendmail20:39:592
2300518993926,9cyclictest0-21swapper/219:15:012
2300518993926,8cyclictest0-21swapper/219:50:202
2300518993922,12cyclictest2354321-21rm00:25:022
230051899391,32cyclictest0-21swapper/220:25:282
230051899391,2cyclictest0-21swapper/221:50:002
2300516993927,8cyclictest0-21swapper/121:20:201
2300516993917,11cyclictest231ktimers/123:05:111
2300516993917,11cyclictest0-21swapper/122:55:001
2300518993830,5cyclictest2321894-21grep21:10:282
2300518993830,5cyclictest2321894-21grep21:10:282
2300518993827,8cyclictest2309576-21sh20:00:192
2300518993827,7cyclictest0-21swapper/223:30:272
2300518993825,8cyclictest0-21swapper/221:00:012
2300518993825,8cyclictest0-21swapper/221:00:002
230051899382,29cyclictest0-21swapper/221:00:202
2300516993829,4cyclictest0-21swapper/100:35:211
2300516993828,6cyclictest2343072-21grep23:15:291
2300516993826,7cyclictest231ktimers/100:10:261
2300516993826,6cyclictest0-21swapper/121:59:591
2300516993824,10cyclictest0-21swapper/120:20:001
2300516993824,10cyclictest0-21swapper/120:20:001
2300516993823,9cyclictest0-21swapper/100:15:271
2300516993822,8cyclictest0-21swapper/119:15:021
230051699381,3cyclictest0-21swapper/120:10:021
230051699381,3cyclictest0-21swapper/120:10:011
230051699381,30cyclictest0-21swapper/121:26:201
230051699381,2cyclictest0-21swapper/119:20:021
230051899376,26cyclictest32-21ksoftirqd/223:35:202
2300518993727,5cyclictest0-21swapper/219:20:252
2300518993726,8cyclictest0-21swapper/223:00:282
2300518993722,10cyclictest0-21swapper/222:50:182
2300518993721,9cyclictest1660-21snmpd22:15:262
230051899371,8cyclictest30-21rcuc/222:25:282
2300516993729,6cyclictest231ktimers/123:55:291
2300516993729,3cyclictest0-21swapper/123:45:201
2300516993727,6cyclictest231ktimers/120:55:271
2300516993727,6cyclictest231ktimers/120:55:271
2300516993726,6cyclictest2339682-21grep22:55:281
2300516993723,7cyclictest231ktimers/119:55:281
2300518993622,9cyclictest0-21swapper/222:05:272
2300518993621,9cyclictest0-21swapper/223:40:212
2300518993617,13cyclictest311ktimers/223:25:102
2300518993617,13cyclictest311ktimers/223:25:102
2300516993626,4cyclictest0-21swapper/122:00:281
2300516993624,8cyclictest231ktimers/122:10:141
2300516993623,9cyclictest0-21swapper/123:10:251
2300516993618,10cyclictest0-21swapper/119:10:001
230051899356,23cyclictest0-21swapper/221:55:262
230051899355,19cyclictest2301336-21munin-node19:15:002
2300518993527,5cyclictest0-21swapper/223:50:282
2300518993526,5cyclictest0-21swapper/223:20:262
2300518993526,5cyclictest0-21swapper/222:00:282
2300518993525,8cyclictest14-21rcu_preempt00:25:262
2300518993525,5cyclictest0-21swapper/221:05:162
2300518993518,11cyclictest311ktimers/221:15:142
2300516993525,7cyclictest231ktimers/121:35:121
2300516993525,7cyclictest231ktimers/121:35:121
230051699351,29cyclictest0-21swapper/120:30:221
2300516993510,23cyclictest0-21swapper/121:10:271
2300516993510,23cyclictest0-21swapper/121:10:271
2300518993426,4cyclictest2316844-21grep20:40:252
2300518993425,5cyclictest0-21swapper/200:10:282
2300518993424,6cyclictest2356705-21grep00:35:292
2300518993423,9cyclictest2348239-21munin-plugin-st23:50:002
230051899342,26cyclictest0-21swapper/219:30:092
230051899341,5cyclictest2307410-21unixbench_multi19:45:292
2300518993414,13cyclictest311ktimers/219:35:112
2300518993411,6cyclictest0-21swapper/221:35:012
2300516993429,3cyclictest14-21rcu_preempt22:05:201
2300516993423,8cyclictest231ktimers/122:25:131
2300516993421,7cyclictest231ktimers/119:50:141
2300516993420,10cyclictest0-21swapper/119:40:011
2300518993323,5cyclictest0-21swapper/200:15:302
2300518993310,17cyclictest30-21rcuc/223:00:012
230051699338,23cyclictest0-21swapper/123:00:261
2300516993324,6cyclictest231ktimers/122:30:131
2300516993324,6cyclictest0-21swapper/122:20:171
2300516993322,8cyclictest2327431-21sh21:45:221
2300516993322,7cyclictest231ktimers/100:05:131
2300516993322,7cyclictest231ktimers/100:05:131
2300516993321,7cyclictest231ktimers/119:20:151
230051699331,2cyclictest0-21swapper/123:25:011
2300518993225,4cyclictest167550irq/134-8000000.ethernet-tx223:55:152
2300518993224,4cyclictest0-21swapper/221:25:162
2300518993223,5cyclictest0-21swapper/221:20:202
2300518993223,5cyclictest0-21swapper/219:55:282
2300518993220,7cyclictest0-21swapper/200:05:282
2300518993220,7cyclictest0-21swapper/200:05:282
230051899321,29cyclictest0-21swapper/222:45:272
2300516993223,4cyclictest0-21swapper/123:35:261
2300518993122,5cyclictest2328609-21unixbench_multi21:50:282
2300518993122,5cyclictest2328609-21unixbench_multi21:50:282
2300518993122,5cyclictest0-21swapper/219:25:192
2300518993122,5cyclictest0-21swapper/219:25:192
2300518993121,8cyclictest0-21swapper/220:50:272
2300516993124,5cyclictest231ktimers/121:32:301
2300516993124,5cyclictest231ktimers/100:30:291
2300516993123,5cyclictest231ktimers/120:40:251
2300516993122,5cyclictest2338024-21grep22:45:281
2300516993119,6cyclictest14-21rcu_preempt20:25:001
2300518993012,4cyclictest167550irq/134-8000000.ethernet-tx200:32:462
230051899293,21cyclictest30-21rcuc/220:15:142
230051899293,21cyclictest30-21rcuc/220:15:142
2300518992920,5cyclictest2306568-21grep19:40:302
2300518992824,2cyclictest0-21swapper/220:45:282
230051899281,4cyclictest0-21swapper/221:42:182
230051899281,25cyclictest0-21swapper/220:30:182
2300516992819,7cyclictest231ktimers/119:30:251
230051699281,25cyclictest2328694-21sshd21:51:301
230051699281,25cyclictest2328694-21sshd21:51:301
2300518992718,5cyclictest0-21swapper/222:40:102
2300518991914,3cyclictest2300474-21latency_hist19:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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