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2026-02-08 - 15:32
[ 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 #5, slot #3

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 rack5slot3s.osadl.org (updated Sun Feb 08, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
243272238162,24sleep20-21swapper/207:07:272
225602202165,24sleep30-21swapper/307:05:043
245122201164,25sleep00-21swapper/007:09:520
242942201165,24sleep10-21swapper/107:07:031
24626996966,2cyclictest0-21swapper/312:17:033
77092580,4sleep339-21rcuc/307:40:243
24626995854,3cyclictest0-21swapper/309:49:183
2460999379,13cyclictest30922-21perf09:50:020
2460999368,13cyclictest24311-21munin-run09:35:010
2460999361,8cyclictest0-21swapper/012:13:550
24609993611,12cyclictest1716-21munin-run07:30:020
2460999355,14cyclictest20538-21munin-run10:40:010
2460999351,26cyclictest0-21swapper/011:56:490
2460999351,15cyclictest0-21swapper/011:44:130
2460999341,26cyclictest0-21swapper/011:34:330
2460999341,26cyclictest0-21swapper/011:34:330
2460999341,14cyclictest0-21swapper/010:24:550
2460999341,14cyclictest0-21swapper/010:24:550
2460999341,13cyclictest0-21swapper/011:11:590
2460999340,15cyclictest0-21swapper/010:40:410
2461699330,27cyclictest0-21swapper/111:12:221
2460999331,25cyclictest0-21swapper/011:05:290
2460999331,15cyclictest0-21swapper/010:34:230
2460999331,15cyclictest0-21swapper/010:02:490
2460999331,14cyclictest0-21swapper/010:12:570
2460999331,14cyclictest0-21swapper/009:53:190
2460999331,13cyclictest0-21swapper/012:17:410
2460999325,12cyclictest21169-21basename11:55:010
2460999324,13cyclictest10169-21munin-run11:30:010
2460999321,14cyclictest0-21swapper/012:09:230
2460999321,12cyclictest0-21swapper/010:49:080
2460999311,8cyclictest0-21swapper/011:00:280
2460999311,25cyclictest0-21swapper/012:35:430
2460999311,19cyclictest0-21swapper/009:00:260
2460999311,13cyclictest0-21swapper/009:16:030
2460999311,13cyclictest0-21swapper/008:45:480
2460999311,13cyclictest0-21swapper/007:52:510
2460999311,11cyclictest0-21swapper/009:59:430
2460999311,11cyclictest0-21swapper/007:18:510
2460999301,14cyclictest0-21swapper/010:59:540
2460999301,14cyclictest0-21swapper/010:27:390
2460999301,14cyclictest0-21swapper/009:42:150
2460999301,14cyclictest0-21swapper/009:20:430
2460999301,14cyclictest0-21swapper/007:59:150
2460999301,14cyclictest0-21swapper/007:59:150
2460999301,13cyclictest0-21swapper/012:33:470
2460999301,13cyclictest0-21swapper/011:36:050
2460999301,13cyclictest0-21swapper/011:18:290
2460999301,13cyclictest0-21swapper/009:10:090
2460999301,12cyclictest0-21swapper/010:17:470
2460999301,12cyclictest0-21swapper/010:07:290
2460999301,12cyclictest0-21swapper/007:39:230
2460999301,11cyclictest0-21swapper/008:30:310
2460999301,11cyclictest0-21swapper/007:47:250
2460999301,10cyclictest0-21swapper/008:56:100
2462699293,2cyclictest16774-21sleep11:45:013
2461699291,12cyclictest13264-21df_inode07:55:141
2461699291,12cyclictest13264-21df_inode07:55:141
2460999291,26cyclictest0-21swapper/012:00:250
2460999291,14cyclictest0-21swapper/007:42:590
2460999291,13cyclictest0-21swapper/012:29:330
2460999291,12cyclictest0-21swapper/012:24:030
2460999291,12cyclictest0-21swapper/011:45:030
2460999291,12cyclictest0-21swapper/011:20:430
2460999291,12cyclictest0-21swapper/009:29:270
2460999291,12cyclictest0-21swapper/008:02:410
2460999291,12cyclictest0-21swapper/007:20:540
2460999291,11cyclictest0-21swapper/008:50:360
2460999291,11cyclictest0-21swapper/008:07:050
2460999291,10cyclictest0-21swapper/008:43:170
24626992811,4cyclictest10499-21cpuspeed_turbos11:30:123
24626992811,4cyclictest10499-21cpuspeed_turbos11:30:123
2460999281,15cyclictest0-21swapper/008:14:290
2460999281,13cyclictest0-21swapper/008:15:570
2460999281,12cyclictest0-21swapper/010:53:020
2460999281,12cyclictest0-21swapper/008:36:150
2460999281,11cyclictest0-21swapper/009:38:050
2460999281,10cyclictest0-21swapper/007:14:290
2460999271,10cyclictest0-21swapper/008:25:030
2460999270,12cyclictest13335-21basename09:10:010
2460999270,12cyclictest13335-21basename09:10:000
24626992623,2cyclictest0-21swapper/311:53:123
2462699261,20cyclictest0-21swapper/310:16:543
2461699267,7cyclictest0-21swapper/107:35:251
2461699261,13cyclictest0-21swapper/107:17:101
2460999261,12cyclictest0-21swapper/007:33:070
2462699257,6cyclictest88150irq/126-enp1s0-09:30:223
2461699259,8cyclictest0-21swapper/111:45:181
2461699259,2cyclictest13318-21diskmemload10:25:121
2461699251,5cyclictest27702-21kworker/u8:112:21:581
2461699251,17cyclictest0-21swapper/110:46:281
2461699251,17cyclictest0-21swapper/107:50:201
2461699251,13cyclictest0-21swapper/111:15:591
2461699251,12cyclictest0-21swapper/111:01:261
2461699251,12cyclictest0-21swapper/108:10:221
40202240,1sleep20-21swapper/207:35:012
2462699242,14cyclictest0-21swapper/312:10:253
2462699241,7cyclictest537-21gltestperf12:20:153
2462199242,5cyclictest0-21swapper/211:32:542
2462199242,5cyclictest0-21swapper/211:32:542
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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