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2026-02-18 - 20:17
[ 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 18, 2026 12:45:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112347399510503,4cyclictest1189395-21turbostat10:19:541
112347399508501,4cyclictest1227790-21turbostat12:09:551
112346999465452,10cyclictest1176988-21turbostat09:44:550
112346999465452,10cyclictest1176988-21turbostat09:44:550
112347999464456,5cyclictest1171786-21turbostat09:24:593
112347999464456,5cyclictest1171786-21turbostat09:24:593
112347999462455,4cyclictest1176988-21turbostat09:40:003
112347999462453,6cyclictest1134690-21turbostat07:40:013
112347999458451,4cyclictest1227790-21turbostat12:05:003
112347399457450,4cyclictest1134690-21turbostat07:44:551
112347999456449,4cyclictest1138161-21turbostat07:50:003
112347999455448,4cyclictest1240234-21turbostat12:39:593
112347999455446,6cyclictest1229510-21turbostat12:10:013
112347699452443,6cyclictest1138161-21turbostat07:54:552
112347999450443,4cyclictest1192858-21turbostat10:25:013
112346999449441,5cyclictest1131172-21turbostat07:34:550
112347999448426,19cyclictest1159373-21turbostat08:54:553
112347399448418,16cyclictest1203545-21turbostat10:59:561
112347399448418,16cyclictest1203545-21turbostat10:59:551
112347699447436,8cyclictest1222572-21turbostat11:54:552
112347999446439,4cyclictest1125142-21turbostat07:15:013
112347399446415,16cyclictest1179009-21turbostat09:49:551
112347999444437,4cyclictest1219125-21turbostat11:40:003
112347699443436,4cyclictest1215667-21turbostat11:34:562
112346999442434,5cyclictest1192858-21turbostat10:29:550
112347999440433,4cyclictest1203545-21turbostat10:55:003
112347699437430,4cyclictest1157646-21turbostat08:49:542
112347999435401,31cyclictest1164867-21turbostat09:05:003
112347999434427,4cyclictest1222572-21turbostat11:50:003
112347999434427,4cyclictest1222572-21turbostat11:50:003
112347999433426,4cyclictest1159373-21turbostat08:50:013
112347699431407,21cyclictest1229510-21turbostat12:14:562
112347699431407,21cyclictest1229510-21turbostat12:14:552
112347399430409,15cyclictest1163139-21turbostat09:04:551
112347699429420,6cyclictest1217398-21turbostat11:39:552
112347999428421,4cyclictest1180741-21turbostat09:49:593
112347699428419,6cyclictest1161095-21turbostat08:59:562
112347699428419,6cyclictest1161095-21turbostat08:59:552
112347699427420,4cyclictest1220863-21turbostat11:49:552
112347699427420,4cyclictest1220863-21turbostat11:49:552
112347399427420,4cyclictest1232983-21turbostat12:24:561
112347999426419,4cyclictest1146904-21turbostat08:14:593
112347999424415,6cyclictest1131172-21turbostat07:29:593
112347699424417,4cyclictest1180741-21turbostat09:54:542
112347399424416,5cyclictest1234708-21turbostat12:29:551
112347999423413,6cyclictest1191126-21turbostat10:20:003
112347399423416,4cyclictest1198358-21turbostat10:44:541
112347999422414,4cyclictest1153877-21turbostat08:35:013
112347999422414,4cyclictest1153877-21turbostat08:35:003
112347999421414,4cyclictest1217398-21turbostat11:35:003
112347999421413,5cyclictest1125142-21turbostat07:19:553
112347999421412,6cyclictest1166581-21turbostat09:10:013
112347699421410,8cyclictest1184200-21turbostat10:04:562
112347999417409,5cyclictest1173522-21turbostat09:34:553
112347699417409,5cyclictest1175248-21turbostat09:39:562
112346999417410,4cyclictest1226057-21turbostat12:04:560
112347399416409,4cyclictest1200087-21turbostat10:49:551
112347999412403,6cyclictest1224326-21turbostat11:55:003
112347999412395,6cyclictest1182467-21turbostat09:59:563
112347699409402,4cyclictest1194894-21turbostat10:34:562
112347699409402,4cyclictest1194894-21turbostat10:34:552
112347999408401,4cyclictest1152146-21turbostat08:30:013
112347999406396,6cyclictest1168317-21turbostat09:15:013
112347999405398,4cyclictest1148644-21turbostat08:19:593
112347699404381,20cyclictest1213921-21turbostat11:29:552
112347999403396,4cyclictest1136434-21turbostat07:45:013
112347399402394,5cyclictest1224326-21turbostat11:59:561
112347999401392,6cyclictest1145182-21turbostat08:10:013
112347999400392,5cyclictest1171786-21turbostat09:29:553
112346999400393,4cyclictest1208744-21turbostat11:14:550
112346999399392,4cyclictest1170060-21turbostat09:24:560
112346999399392,4cyclictest1170060-21turbostat09:24:550
112347399398391,4cyclictest1219125-21turbostat11:44:551
112347999396389,4cyclictest1220863-21turbostat11:45:003
112347999395378,14cyclictest1210466-21turbostat11:19:553
112347999388381,4cyclictest1207008-21turbostat11:05:003
112347999388380,5cyclictest1201816-21turbostat10:50:003
112346999388380,5cyclictest1238520-21turbostat12:39:550
112347999387380,4cyclictest1198358-21turbostat10:40:003
112347999386379,4cyclictest1163139-21turbostat09:00:003
112347999386379,4cyclictest1163139-21turbostat09:00:003
112347999386378,5cyclictest1196626-21turbostat10:34:593
112347999386378,5cyclictest1196626-21turbostat10:34:593
112347699386379,4cyclictest1166581-21turbostat09:14:562
112347999385378,4cyclictest1234708-21turbostat12:25:003
112347999384376,5cyclictest1129446-21turbostat07:25:003
112347999383374,6cyclictest1141624-21turbostat08:00:003
112347699382375,4cyclictest1150412-21turbostat08:29:552
112347999380372,5cyclictest1215667-21turbostat11:29:593
112347999380371,6cyclictest1150412-21turbostat08:25:013
112347699380372,5cyclictest1164867-21turbostat09:09:542
112347999371365,3cyclictest1238520-21turbostat12:35:013
112347999371365,3cyclictest1238520-21turbostat12:35:013
112347999370362,5cyclictest1231248-21turbostat12:15:003
112347999370362,5cyclictest1231248-21turbostat12:14:593
112347399367360,4cyclictest1129446-21turbostat07:29:561
112347999365358,4cyclictest1205278-21turbostat11:00:003
112347999365358,4cyclictest1205278-21turbostat10:59:593
112347999361354,4cyclictest1208744-21turbostat11:10:003
112347399358351,4cyclictest1236444-21turbostat12:34:551
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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