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2026-03-01 - 09:44
[ 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 #0, slot #4

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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack0slot4s.osadl.org (updated Sun Mar 01, 2026 00:46:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13045512356347,6sleep50-21swapper/519:07:0911
13047492355311,14sleep120-21swapper/1219:09:414
13047402352330,14sleep40-21swapper/419:09:3310
13047152351311,14sleep20-21swapper/219:09:148
13047592349327,15sleep30-21swapper/319:09:489
13044782349328,14sleep00-21swapper/019:06:140
13043852346325,14sleep80-21swapper/819:05:1814
13047072345323,15sleep110-21swapper/1119:09:083
13046882345322,16sleep150-21swapper/1519:08:547
13045302345321,15sleep90-21swapper/919:06:5615
13044232345323,14sleep130-21swapper/1319:05:405
13043662344323,13sleep140-21swapper/1419:05:086
13044552342321,14sleep10-21swapper/119:05:591
13046782340319,14sleep70-21swapper/719:08:4613
13043532333315,12sleep100-21swapper/1019:05:042
13047202313293,13sleep60-21swapper/619:09:1812
1305206994646,0cyclictest0-21swapper/019:45:120
1305241994545,0cyclictest1292834-1kworker/u33:1+i915_flip21:51:194
1305241993736,1cyclictest1303636-1kworker/u33:0+i915_flip00:20:234
130523599370,34cyclictest0-21swapper/1020:30:212
1305212993531,4cyclictest1578484-21kworker/u32:2+flush-259:000:00:228
1305212993531,4cyclictest1578484-21kworker/u32:2+flush-259:000:00:228
1305212993512,1cyclictest0-21swapper/219:26:348
1305241993433,1cyclictest1298200-21kworker/u32:2+events_unbound20:30:224
130521499340,33cyclictest0-21swapper/321:06:199
1305241993333,0cyclictest0-21swapper/1222:20:254
1305220993329,4cyclictest1348059-21ethtool20:45:1711
130522099330,32cyclictest0-21swapper/519:45:1311
130520999330,30cyclictest0-21swapper/121:15:541
130520699330,1cyclictest0-21swapper/023:39:580
1305241993232,0cyclictest0-21swapper/1223:05:284
1305241993232,0cyclictest0-21swapper/1200:14:214
1305241993232,0cyclictest0-21swapper/1200:14:204
1305241993231,1cyclictest1413741-21kworker/u32:4+events_unbound22:40:194
1305235993229,3cyclictest1774-21snmpd21:54:432
130522099320,29cyclictest0-21swapper/523:10:1411
1305209993229,3cyclictest1774-21snmpd00:04:441
1305209993229,3cyclictest1774-21snmpd00:04:441
130520999320,1cyclictest0-21swapper/120:07:131
130520699320,1cyclictest0-21swapper/021:49:580
130525299310,30cyclictest0-21swapper/1522:04:427
130524699316,25cyclictest0-21swapper/1400:02:316
130524699316,25cyclictest0-21swapper/1400:02:306
130524699310,30cyclictest0-21swapper/1419:55:156
1305244993130,1cyclictest1774-21snmpd21:15:265
1305241993131,0cyclictest0-21swapper/1223:12:314
1305241993131,0cyclictest0-21swapper/1221:31:584
1305241993130,1cyclictest1413741-21kworker/u32:4+events_unbound22:55:164
130524199310,30cyclictest0-21swapper/1219:50:504
130524199310,2cyclictest13431psimon23:02:024
1305239993130,1cyclictest1774-21snmpd20:58:113
1305239993130,1cyclictest1774-21snmpd20:58:103
130523599310,30cyclictest0-21swapper/1020:00:162
1305233993130,1cyclictest0-21swapper/900:29:3515
130523399310,30cyclictest0-21swapper/919:27:2815
130522999310,30cyclictest0-21swapper/821:50:1314
1305227993129,2cyclictest1422809-21kworker/u32:2+flush-259:022:40:2713
130522399310,30cyclictest0-21swapper/622:25:0212
130522399310,30cyclictest0-21swapper/621:35:0612
1305218993129,2cyclictest1298200-21kworker/u32:2+events_unbound20:42:1910
130521899310,30cyclictest0-21swapper/420:35:4910
130521899310,30cyclictest0-21swapper/420:01:1210
130521499310,31cyclictest0-21swapper/300:00:569
130521499310,31cyclictest0-21swapper/300:00:569
1305212993130,1cyclictest1774-21snmpd23:10:548
130520999310,28cyclictest0-21swapper/121:00:151
1305206993130,1cyclictest0-21swapper/021:51:300
1305206993130,1cyclictest0-21swapper/020:05:540
1305206993129,2cyclictest0-21swapper/023:16:040
1305252993029,1cyclictest1774-21snmpd23:27:227
130525299300,30cyclictest0-21swapper/1522:37:447
130525299300,30cyclictest0-21swapper/1520:03:207
130525299300,29cyclictest0-21swapper/1520:46:467
130525299300,1cyclictest0-21swapper/1520:05:487
130524699300,1cyclictest0-21swapper/1420:27:096
130524699300,1cyclictest0-21swapper/1420:24:526
1305244993029,1cyclictest1774-21snmpd19:18:295
1305244993029,1cyclictest0-21swapper/1323:11:215
1305244993029,1cyclictest0-21swapper/1319:43:355
130524499300,30cyclictest0-21swapper/1319:13:465
1305241993030,0cyclictest0-21swapper/1200:03:194
1305241993030,0cyclictest0-21swapper/1200:03:184
1305241993029,1cyclictest1774-21snmpd22:01:194
1305241993029,1cyclictest0-21swapper/1221:43:494
130524199300,30cyclictest0-21swapper/1220:54:564
130524199300,30cyclictest0-21swapper/1220:54:554
130524199300,1cyclictest0-21swapper/1219:12:104
1305239993029,1cyclictest0-21swapper/1123:44:103
1305239993029,1cyclictest0-21swapper/1120:00:333
130523999300,30cyclictest0-21swapper/1119:15:173
1305235993029,1cyclictest1774-21snmpd22:15:412
1305235993029,1cyclictest1497236-21kworker/10:0+events23:23:222
1305235993029,1cyclictest0-21swapper/1019:29:012
130523599300,1cyclictest0-21swapper/1023:10:572
1305233993029,1cyclictest1774-21snmpd22:08:2215
1305233993029,1cyclictest1774-21snmpd00:24:2215
130523399300,30cyclictest0-21swapper/900:05:1415
130523399300,30cyclictest0-21swapper/900:05:1415
130523399300,1cyclictest0-21swapper/921:41:5215
130523399300,1cyclictest0-21swapper/919:24:3515
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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