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2026-02-11 - 06:21
[ 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 #c, slot #7

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 rackcslot7s.osadl.org (updated Wed Feb 11, 2026 00:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
103295299527499,24cyclictest1078791-21turbostat21:24:561
103295999508500,5cyclictest1034581-21turbostat19:15:003
103295999506497,6cyclictest1112584-21turbostat22:59:563
103295999505496,6cyclictest1071806-21turbostat21:00:003
103295999477451,5cyclictest1128505-21turbostat23:44:553
103295299467455,9cyclictest1123312-21turbostat23:29:551
103295999466457,6cyclictest1063124-21turbostat20:35:003
103295999462455,4cyclictest1145834-21turbostat00:30:003
103295999462454,5cyclictest1042011-21turbostat19:34:593
103295999462451,8cyclictest1138912-21turbostat00:10:003
103295999461442,16cyclictest1116350-21turbostat23:05:003
103295999460451,6cyclictest1064850-21turbostat20:40:013
103295299459452,4cyclictest1059666-21turbostat20:29:551
103295799456449,4cyclictest1147870-21turbostat00:39:552
103294999455413,28cyclictest1061389-21turbostat20:34:550
103295999450443,4cyclictest1149899-21turbostat00:40:003
103295799449442,4cyclictest1133696-21turbostat23:59:562
103295999448439,6cyclictest1049222-21turbostat19:55:003
103295999447438,6cyclictest1140638-21turbostat00:15:003
103295999444433,8cyclictest1090903-21turbostat21:59:563
103295999444433,8cyclictest1090903-21turbostat21:59:553
103295999441434,4cyclictest1054428-21turbostat20:10:013
103294999441434,4cyclictest1131969-21turbostat23:54:550
103295999440433,4cyclictest1131969-21turbostat23:50:013
103295999439432,4cyclictest1101895-21turbostat22:29:543
103295999438431,4cyclictest1089171-21turbostat21:54:563
103295999438431,4cyclictest1089171-21turbostat21:54:563
103295999437430,4cyclictest1110851-21turbostat22:54:543
103295999437430,4cyclictest1050967-21turbostat20:04:543
103295999435426,6cyclictest1118118-21turbostat23:09:593
103295999435426,6cyclictest1118118-21turbostat23:09:593
103294999434427,4cyclictest1116350-21turbostat23:09:550
103294999434427,4cyclictest1116350-21turbostat23:09:550
103295799431408,20cyclictest1145834-21turbostat00:34:552
103295799430422,5cyclictest1083983-21turbostat21:39:562
103295999424417,4cyclictest1100163-21turbostat22:20:013
103295299424417,4cyclictest1135440-21turbostat00:04:551
103295999423414,6cyclictest1061389-21turbostat20:29:593
103295799422415,4cyclictest1140638-21turbostat00:19:552
103295999420412,5cyclictest1083983-21turbostat21:35:013
103295999420412,5cyclictest1083983-21turbostat21:35:013
103295999420412,4cyclictest1066587-21turbostat20:49:553
103295999420412,4cyclictest1056154-21turbostat20:19:563
103295999414407,4cyclictest1096705-21turbostat22:10:003
103295299414407,4cyclictest1105664-21turbostat22:39:551
103295999412405,4cyclictest1107396-21turbostat22:40:013
103294999412389,20cyclictest1100163-21turbostat22:24:550
103295999411402,6cyclictest1126771-21turbostat23:34:593
103295999405398,4cyclictest1040280-21turbostat19:30:003
103295999405398,4cyclictest1040280-21turbostat19:30:003
103295999404397,4cyclictest1096705-21turbostat22:14:563
103295999401393,5cyclictest1068305-21turbostat20:54:543
103295999400393,4cyclictest1077054-21turbostat21:14:593
103295999398389,6cyclictest1133696-21turbostat23:55:013
103295799397389,5cyclictest1126771-21turbostat23:39:542
103295799396389,4cyclictest1092934-21turbostat22:04:542
103294999396388,5cyclictest1114622-21turbostat23:04:550
103295999388380,5cyclictest1047202-21turbostat19:50:013
103295999386378,5cyclictest1094975-21turbostat22:04:593
103295799386379,4cyclictest1073602-21turbostat21:09:552
103295799386378,5cyclictest1043737-21turbostat19:44:542
103295999383375,5cyclictest1073602-21turbostat21:05:013
103295999383362,18cyclictest1089171-21turbostat21:50:003
103295999382375,4cyclictest1066587-21turbostat20:45:013
103295999381375,3cyclictest1135440-21turbostat23:59:593
103295999381374,4cyclictest1080513-21turbostat21:29:563
103295999380373,4cyclictest1119846-21turbostat23:19:553
103295999379372,4cyclictest1050967-21turbostat19:59:593
103295999377369,5cyclictest1057889-21turbostat20:24:553
103295799376364,8cyclictest1036821-21turbostat19:24:562
103295999372355,14cyclictest1128505-21turbostat23:40:003
103295999369361,5cyclictest1087433-21turbostat21:45:003
103295999368361,4cyclictest1118118-21turbostat23:14:543
103295299368361,4cyclictest1103622-21turbostat22:34:561
103295999367360,4cyclictest1142377-21turbostat00:24:563
103295999367360,4cyclictest1142377-21turbostat00:24:553
103294999367359,5cyclictest1121577-21turbostat23:24:550
103295999363341,6cyclictest1105664-21turbostat22:35:003
103295999362355,4cyclictest1042011-21turbostat19:39:553
103295999357350,4cyclictest1107396-21turbostat22:44:563
103295999357350,4cyclictest1107396-21turbostat22:44:553
103295999357350,4cyclictest1034581-21turbostat19:19:553
103295999357349,5cyclictest1085711-21turbostat21:39:593
103295999356348,5cyclictest1075323-21turbostat21:10:013
103295999346339,4cyclictest1045468-21turbostat19:45:013
103295799343336,4cyclictest1049222-21turbostat19:59:552
103295999333326,4cyclictest1038545-21turbostat19:25:013
103295999332325,4cyclictest1125048-21turbostat23:30:003
103295999332325,4cyclictest1054428-21turbostat20:14:563
103295299330319,8cyclictest1098434-21turbostat22:19:551
103295999323315,5cyclictest1109120-21turbostat22:49:543
103295799322315,4cyclictest1071806-21turbostat21:04:552
103295999320313,4cyclictest1142377-21turbostat00:20:013
103295999318311,4cyclictest1080513-21turbostat21:25:003
103295999211198,9cyclictest1101895-21turbostat22:24:593
103295999185170,11cyclictest1137182-21turbostat00:05:003
103295999174165,6cyclictest1078791-21turbostat21:19:593
103295999148134,10cyclictest1147870-21turbostat00:35:003
1032684213771,23sleep30-21swapper/319:08:423
1032509212772,45sleep20-21swapper/219:06:242
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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