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2026-01-27 - 00:29
[ 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 #3, 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.
Unexpectedly long latencies may be caused by SMIs
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 100 highest latencies:
System rack3slot6s.osadl.org (updated Mon Jan 26, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
152462118102,11sleep30-21swapper/307:07:033
15350211795,17sleep00-21swapper/007:08:240
15229211595,15sleep10-21swapper/107:06:481
15399210695,6sleep20-21swapper/207:09:022
310872750,1sleep20-21swapper/207:45:272
145252690,0sleep20-21swapper/211:13:422
47532680,1sleep31550599cyclictest11:39:283
15502993617,18cyclictest0-21swapper/007:10:110
1550499270,18cyclictest0-21swapper/207:10:102
1550499231,20cyclictest0-21swapper/207:25:112
315092220,0sleep30-21swapper/312:09:023
1550499210,19cyclictest0-21swapper/209:35:102
1550499200,2cyclictest0-21swapper/209:10:112
1550299200,2cyclictest0-21swapper/011:55:120
1550299200,18cyclictest0-21swapper/008:10:120
1550299190,17cyclictest0-21swapper/009:35:100
1550399171,14cyclictest0-21swapper/110:22:371
1550599160,14cyclictest0-21swapper/309:26:593
1550399161,3cyclictest0-21swapper/109:00:131
1550399160,14cyclictest17170-21apt-get10:05:111
1550299160,14cyclictest0-21swapper/007:20:150
1550599150,13cyclictest10428-21ssh11:09:213
1550599150,13cyclictest10428-21ssh11:09:213
1550599150,13cyclictest0-21swapper/309:20:063
1550499151,3cyclictest27589-21apt-get12:05:072
15504991512,2cyclictest32394-21kworker/u8:212:17:052
1550499150,3cyclictest0-21swapper/209:59:392
1550499150,3cyclictest0-21swapper/208:40:252
1550399151,3cyclictest3794-21aten2.4_r3power08:00:131
15502991510,3cyclictest0-21swapper/009:40:140
1550299150,13cyclictest0-21swapper/008:55:000
15505991411,2cyclictest0-21swapper/309:31:083
15505991410,2cyclictest0-21swapper/309:50:263
1550599140,2cyclictest0-21swapper/311:32:193
1550599140,13cyclictest0-21swapper/310:52:483
1550599140,13cyclictest0-21swapper/310:09:083
1550599140,12cyclictest0-21swapper/311:40:163
1550599140,12cyclictest0-21swapper/310:46:223
1550599140,12cyclictest0-21swapper/308:00:133
1550599140,12cyclictest0-21swapper/307:47:453
1550499149,3cyclictest25638-21pzem_power11:25:202
1550499149,3cyclictest16650-21ssh09:28:172
1550499142,7cyclictest0-21swapper/212:40:002
1550499142,7cyclictest0-21swapper/208:25:002
1550499142,7cyclictest0-21swapper/208:05:012
1550499141,7cyclictest0-21swapper/211:45:012
1550399141,2cyclictest0-21swapper/111:00:001
15503991411,2cyclictest31898-21diskmemload09:40:421
15503991411,2cyclictest0-21swapper/111:29:361
15503991411,2cyclictest0-21swapper/110:40:111
1550399141,11cyclictest0-21swapper/110:45:401
15503991410,2cyclictest20528-21memory07:20:151
1550399140,2cyclictest0-21swapper/112:25:271
1550399140,2cyclictest0-21swapper/110:10:231
1550399140,13cyclictest0-21swapper/110:04:211
1550399140,12cyclictest0-21swapper/109:39:081
1550399140,12cyclictest0-21swapper/109:16:421
1550399140,12cyclictest0-21swapper/109:14:411
15502991410,2cyclictest0-21swapper/011:25:140
1550299140,2cyclictest0-21swapper/009:50:150
1550299140,2cyclictest0-21swapper/009:15:150
1550299140,13cyclictest0-21swapper/008:00:150
69602130,2sleep10-21swapper/112:17:111
309522131,3sleep230960-21python10:55:232
254782131,3sleep325560-21ps11:25:183
198042130,2sleep00-21swapper/010:44:020
1550599139,2cyclictest41752sleep311:01:443
15505991310,2cyclictest31898-21diskmemload11:49:093
15505991310,2cyclictest0-21swapper/312:35:293
15505991310,2cyclictest0-21swapper/312:16:093
15505991310,2cyclictest0-21swapper/312:10:193
15505991310,2cyclictest0-21swapper/310:55:123
1550599130,2cyclictest24145-21ssh12:00:143
1550599130,2cyclictest0-21swapper/312:28:193
1550599130,2cyclictest0-21swapper/311:15:173
1550599130,2cyclictest0-21swapper/310:40:123
1550599130,2cyclictest0-21swapper/310:35:583
1550599130,2cyclictest0-21swapper/310:31:213
1550599130,2cyclictest0-21swapper/309:46:583
1550599130,12cyclictest0-21swapper/311:24:193
1550599130,12cyclictest0-21swapper/310:15:183
1550599130,12cyclictest0-21swapper/310:10:183
1550599130,12cyclictest0-21swapper/309:36:413
1550599130,12cyclictest0-21swapper/308:35:023
1550599130,12cyclictest0-21swapper/308:30:123
1550599130,12cyclictest0-21swapper/307:35:163
1550599130,12cyclictest0-21swapper/307:35:163
1550599130,11cyclictest0-21swapper/312:20:053
1550499138,3cyclictest0-21swapper/212:25:062
1550499132,6cyclictest0-21swapper/210:05:002
15504991310,2cyclictest18877-21ssh11:55:082
15504991310,2cyclictest0-21swapper/212:14:092
15504991310,2cyclictest0-21swapper/211:22:152
15504991310,2cyclictest0-21swapper/211:05:092
15504991310,2cyclictest0-21swapper/211:05:092
15504991310,2cyclictest0-21swapper/210:14:042
15504991310,2cyclictest0-21swapper/209:47:142
15504991310,2cyclictest0-21swapper/209:30:032
1550499130,2cyclictest0-21swapper/212:30:122
1550499130,2cyclictest0-21swapper/212:22:032
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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