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2026-01-21 - 08:56
[ 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 Jan 21, 2026 00:44:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3050726996743,8cyclictest231ktimers/121:45:011
3050723996156,3cyclictest0-21swapper/019:40:100
3050723995543,8cyclictest0-21swapper/020:55:000
305072399521,8cyclictest0-21swapper/000:35:010
3050723995136,12cyclictest3069741-21sendmail21:00:000
305072399511,46cyclictest0-21swapper/020:45:110
3050727995041,5cyclictest0-21swapper/223:20:282
3050726994839,5cyclictest0-21swapper/121:00:011
3050727994737,5cyclictest0-21swapper/220:50:012
3050727994731,10cyclictest3101923-21grep00:05:282
3050726994738,6cyclictest3106348-21munin-plugin-st00:34:591
305072399471,10cyclictest0-21swapper/000:00:010
3050727994638,5cyclictest3064676-21munin-plugin-st20:29:592
3050727994634,7cyclictest3079876-21grep21:55:282
3050727994632,7cyclictest3096875-21grep23:35:272
3050727994632,7cyclictest3095956-21grep23:30:262
3050726994639,5cyclictest231ktimers/119:15:001
3050726994637,5cyclictest3090959-21munin-plugin-st23:05:001
3050727994533,7cyclictest0-21swapper/223:15:002
3050727994533,7cyclictest0-21swapper/223:15:002
3050727994530,10cyclictest0-21swapper/221:30:012
3050727994530,10cyclictest0-21swapper/221:30:002
3050726994532,9cyclictest0-21swapper/120:20:281
3050727994433,7cyclictest3063793-21grep20:20:282
3050727994433,6cyclictest3062859-21grep20:15:422
3050727994432,8cyclictest3087583-21munin-plugin-st22:45:002
3050726994430,9cyclictest0-21swapper/119:25:191
3050723994434,7cyclictest0-21swapper/020:25:280
305072399441,2cyclictest0-21swapper/022:00:010
3050727994332,7cyclictest0-21swapper/219:30:272
3050727994332,6cyclictest0-21swapper/221:50:272
3050727994330,8cyclictest0-21swapper/220:00:292
3050727994330,8cyclictest0-21swapper/220:00:282
3050726994333,5cyclictest0-21swapper/119:30:271
3050726994332,7cyclictest3105455-21grep00:25:291
3050726994330,9cyclictest0-21swapper/122:10:281
3050726994329,10cyclictest231ktimers/120:30:091
3050726994329,10cyclictest231ktimers/120:15:111
3050726994328,9cyclictest0-21swapper/100:05:291
305072699431,19cyclictest0-21swapper/122:05:011
305072699431,19cyclictest0-21swapper/122:05:011
3050723994335,4cyclictest167350irq/118-8000000.ethernet-tx022:25:010
305072399431,40cyclictest0-21swapper/021:10:160
3050727994235,4cyclictest3076588-21munin-plugin-st21:40:012
3050727994232,6cyclictest311ktimers/221:00:132
3050727994231,5cyclictest0-21swapper/200:25:292
3050727994230,8cyclictest3059426-21sendmail20:00:012
3050727994224,8cyclictest0-21swapper/221:30:202
305072699426,15cyclictest22-21rcuc/100:00:011
3050726994234,5cyclictest3107077-21unixbench_multi00:35:271
3050726994230,8cyclictest3095923-21grep23:30:261
3050726994229,5cyclictest0-21swapper/120:45:271
3050723994235,4cyclictest3057214-21fschecks_count19:45:190
3050723994234,5cyclictest167350irq/118-8000000.ethernet-tx000:20:250
305072399423,16cyclictest14-21rcu_preempt21:45:000
3050727994133,4cyclictest0-21swapper/222:10:012
3050727994131,7cyclictest3051475-21grep19:10:292
3050727994128,8cyclictest0-21swapper/220:40:292
3050727994125,12cyclictest311ktimers/200:30:112
3050727994111,3cyclictest0-21swapper/220:55:232
3050726994132,5cyclictest3098602-21grep23:45:281
3050726994131,6cyclictest3084088-21grep22:20:271
3050726994131,5cyclictest0-21swapper/123:25:191
3050726994129,9cyclictest0-21swapper/123:10:281
3050726994129,9cyclictest0-21swapper/123:10:281
3050726994129,8cyclictest0-21swapper/123:20:281
3050726994125,8cyclictest0-21swapper/121:10:291
3050726994125,10cyclictest0-21swapper/120:40:201
305072399411,4cyclictest0-21swapper/000:10:010
305072399411,3cyclictest3086332-21if_eth122:35:210
305072399411,38cyclictest0-21swapper/000:00:130
305072399411,37cyclictest0-21swapper/020:35:270
3050727994032,5cyclictest274-21systemd-journal22:24:592
3050727994032,4cyclictest3071435-21munin-plugin-st21:09:592
3050727994030,6cyclictest3068898-21munin-plugin-st20:55:012
3050727994030,6cyclictest3061014-21grep20:05:272
3050727994024,11cyclictest0-21swapper/223:55:302
3050726994025,11cyclictest0-21swapper/123:05:281
3050723994031,4cyclictest20850irq/208-8000000.ethernet19:55:010
305072399401,3cyclictest0-21swapper/021:20:170
305072399401,37cyclictest0-21swapper/022:15:090
305072399401,36cyclictest3067188-21users20:40:290
305072799398,29cyclictest3077225-21ptp4l-jitter21:40:282
3050727993932,4cyclictest167550irq/134-8000000.ethernet-tx222:50:302
3050727993927,8cyclictest0-21swapper/221:45:282
3050727993927,8cyclictest0-21swapper/221:45:282
3050726993927,7cyclictest3055979-21grep19:35:281
3050726993926,9cyclictest0-21swapper/119:50:281
3050726993922,12cyclictest231ktimers/119:45:121
305072699391,30cyclictest3072473-21/usr/sbin/munin21:15:191
305072699391,30cyclictest3072473-21/usr/sbin/munin21:15:191
305072699391,2cyclictest0-21swapper/120:05:021
305072699391,2cyclictest0-21swapper/120:05:011
3050723993933,4cyclictest0-21swapper/020:10:000
3050723993930,5cyclictest0-21swapper/022:40:300
3050723993926,7cyclictest3062573-21/usr/sbin/munin20:15:370
3050723993922,10cyclictest0-21swapper/023:40:280
305072399391,4cyclictest3072533-21df21:15:180
305072399391,4cyclictest3072533-21df21:15:180
305072399391,3cyclictest3081931-21diskstats22:10:170
305072399391,30cyclictest3106485-21latency_hist00:35:000
3050727993831,4cyclictest3102855-21cron00:15:002
3050727993830,4cyclictest0-21swapper/220:10:252
3050727993827,8cyclictest0-21swapper/223:55:002
3050727993825,8cyclictest3091707-21grep23:05:282
3050727993825,8cyclictest0-21swapper/222:25:192
3050726993826,8cyclictest0-21swapper/122:25:291
3050726993823,6cyclictest0-21swapper/123:15:271
305072699382,29cyclictest3062213-21gpg-connect-age20:15:011
3050723993832,4cyclictest20850irq/208-8000000.ethernet23:10:220
3050723993832,4cyclictest20850irq/208-8000000.ethernet23:10:210
3050723993824,10cyclictest0-21swapper/019:35:010
305072399381,2cyclictest0-21swapper/023:35:190
305072399381,2cyclictest0-21swapper/022:50:010
305072399381,2cyclictest0-21swapper/020:35:010
3050727993729,5cyclictest0-21swapper/223:40:272
3050727993729,4cyclictest0-21swapper/219:25:162
3050727993728,5cyclictest0-21swapper/219:15:282
3050727993728,5cyclictest0-21swapper/200:15:282
3050727993724,7cyclictest3107178-21cron00:40:012
3050727993722,9cyclictest0-21swapper/219:20:282
3050726993728,5cyclictest0-21swapper/120:50:271
3050726993727,6cyclictest3088320-21grep22:45:281
3050726993727,5cyclictest3079850-21grep21:55:281
3050726993725,8cyclictest3074973-21gpgconf21:30:011
3050726993725,8cyclictest3074973-21gpgconf21:30:011
3050726993722,11cyclictest231ktimers/121:20:131
305072699371,4cyclictest0-21swapper/120:40:011
3050723993726,5cyclictest0-21swapper/022:25:190
3050723993724,9cyclictest0-21swapper/021:00:260
305072399371,7cyclictest0-21swapper/023:30:020
305072399371,34cyclictest0-21swapper/022:30:330
305072399371,33cyclictest3081114-21fschecks_count22:05:180
3050727993626,6cyclictest3065434-21grep20:30:262
3050727993625,6cyclictest0-21swapper/200:00:262
3050727993624,7cyclictest3095095-21grep23:25:262
3050726993627,5cyclictest0-21swapper/121:50:211
3050726993627,5cyclictest0-21swapper/120:05:281
3050726993622,8cyclictest0-21swapper/120:25:201
3050726993622,10cyclictest231ktimers/122:50:121
3050726993621,12cyclictest231ktimers/122:30:121
3050723993627,4cyclictest0-21swapper/023:20:290
3050723993617,13cyclictest0-21swapper/023:15:280
305072399361,33cyclictest0-21swapper/000:10:180
3050727993524,6cyclictest0-21swapper/222:10:292
3050727993523,7cyclictest0-21swapper/219:40:202
305072699353,5cyclictest0-21swapper/100:00:201
3050726993525,5cyclictest0-21swapper/122:35:151
3050726993522,7cyclictest0-21swapper/120:00:001
3050726993521,11cyclictest231ktimers/119:20:131
305072699351,28cyclictest0-21swapper/121:30:111
3050723993529,4cyclictest0-21swapper/023:45:230
3050723993528,4cyclictest20850irq/208-8000000.ethernet19:10:230
3050723993528,4cyclictest167350irq/118-8000000.ethernet-tx021:35:250
3050723993527,4cyclictest0-21swapper/021:30:010
3050723993527,4cyclictest0-21swapper/021:30:010
3050723993526,5cyclictest0-21swapper/022:55:250
3050723993526,5cyclictest0-21swapper/022:55:250
3050723993526,5cyclictest0-21swapper/019:25:270
3050723993525,5cyclictest0-21swapper/020:20:200
305072399351,4cyclictest3080606-21tail22:00:270
305072399351,4cyclictest3080606-21tail22:00:260
305072399351,3cyclictest0-21swapper/021:50:300
305072399351,2cyclictest0-21swapper/019:15:270
3050727993425,4cyclictest0-21swapper/219:40:002
3050727993414,15cyclictest3090316-21/usr/sbin/munin23:00:192
305072699344,24cyclictest3077967-21phc2sys21:45:261
305072699344,24cyclictest3077967-21phc2sys21:45:261
3050726993425,5cyclictest0-21swapper/100:10:281
305072699342,4cyclictest0-21swapper/119:15:051
3050726993422,7cyclictest3083338-21cron22:20:011
3050726993422,6cyclictest0-21swapper/100:15:261
305072699341,27cyclictest0-21swapper/123:40:251
3050723993428,4cyclictest20850irq/208-8000000.ethernet23:50:230
3050723993428,4cyclictest20850irq/208-8000000.ethernet23:30:260
3050723993428,4cyclictest0-21swapper/000:25:140
3050727993326,3cyclictest0-21swapper/222:20:012
3050727993324,6cyclictest3088360-21grep22:45:292
305072699338,16cyclictest3070514-21sed21:00:301
305072699332,25cyclictest0-21swapper/123:50:071
3050726993321,7cyclictest3089458-21/usr/sbin/munin22:55:251
3050726993321,7cyclictest3089458-21/usr/sbin/munin22:55:251
305072699331,25cyclictest0-21swapper/121:35:101
3050723993327,4cyclictest20850irq/208-8000000.ethernet22:45:250
305072399331,2cyclictest0-21swapper/021:35:010
3050727993223,6cyclictest3066294-21grep20:35:282
3050727993219,9cyclictest0-21swapper/223:15:272
3050726993225,4cyclictest22-21rcuc/122:05:171
305072399321,4cyclictest3059646-21grep20:00:150
305072399321,4cyclictest3059646-21grep20:00:150
305072399321,28cyclictest3053455-21sed19:20:290
3050727993125,4cyclictest0-21swapper/223:45:172
3050727993123,6cyclictest3072158-21unixbench_multi21:10:282
3050727993121,6cyclictest0-21swapper/222:30:262
3050727993121,5cyclictest0-21swapper/221:20:252
305072799311,23cyclictest30-21rcuc/200:25:002
3050726993124,4cyclictest0-21swapper/121:05:221
3050726993120,7cyclictest0-21swapper/122:40:281
3050726993118,8cyclictest0-21swapper/100:25:001
3050726993118,10cyclictest0-21swapper/123:35:181
3050723993125,4cyclictest20850irq/208-8000000.ethernet19:55:160
3050723993124,4cyclictest0-21swapper/019:35:270
305072399312,3cyclictest3062047-21munin-run20:15:000
3050723993121,5cyclictest0-21swapper/023:05:190
305072799309,5cyclictest167550irq/134-8000000.ethernet-tx223:00:012
305072799309,5cyclictest167550irq/134-8000000.ethernet-tx223:00:012
3050727993019,5cyclictest0-21swapper/222:00:212
3050727993019,5cyclictest0-21swapper/222:00:202
3050727993016,9cyclictest0-21swapper/222:35:262
305072399302,2cyclictest0-21swapper/000:20:010
3050723993019,8cyclictest0-21swapper/021:05:200
305072399301,5cyclictest3090370-21df23:00:160
305072399301,2cyclictest0-21swapper/021:45:100
305072399301,2cyclictest0-21swapper/021:45:100
305072799293,18cyclictest3057639-21grep19:45:282
3050726992920,5cyclictest0-21swapper/119:40:271
3050727992720,5cyclictest3057993-21dropbear19:50:162
3050727992711,7cyclictest3072475-21/usr/sbin/munin21:15:122
3050727992711,7cyclictest3072475-21/usr/sbin/munin21:15:122
305072799253,13cyclictest3050852-21latency_hist19:10:022
305072799253,13cyclictest3050852-21latency_hist19:10:022
305072399241,2cyclictest0-21swapper/019:10:010
305072399241,2cyclictest0-21swapper/019:10:010
3050726992317,3cyclictest0-21swapper/119:10:011
3050726992317,3cyclictest0-21swapper/119:10:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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