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2026-02-14 - 12:56
[ 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 #4, slot #1

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.

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 rack4slot1s.osadl.org (updated Sat Feb 14, 2026 00:44:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1646321270,3sleep10-21swapper/120:06:181
2203521110,2sleep10-21swapper/120:21:181
1121121020,6chrt11214-21gltestperf22:46:141
290082850,3sleep10-21swapper/120:41:121
290082850,3sleep10-21swapper/120:41:121
306962780,1chrt0-21swapper/123:36:231
306962780,1chrt0-21swapper/123:36:231
169992680,5sleep117000-21cat21:36:071
169992680,5sleep117000-21cat21:36:071
169962610,3chrt0-21swapper/300:26:223
169962610,3chrt0-21swapper/300:26:223
177362600,4sleep30-21swapper/321:36:173
177362600,4sleep30-21swapper/321:36:173
198952580,2sleep10-21swapper/121:41:231
208942560,3chrt0-21swapper/100:36:251
208942560,3chrt0-21swapper/100:36:251
208942560,3chrt0-21swapper/100:36:251
326242550,3sleep20-21swapper/222:16:162
326242550,3sleep20-21swapper/222:16:162
326242550,3sleep20-21swapper/222:16:162
244692550,3chrt0-21swapper/321:56:073
244692550,3chrt0-21swapper/321:56:073
66492520,3chrt0-21swapper/221:06:212
66492520,3chrt0-21swapper/221:06:212
27889995114,19cyclictest0-21swapper/023:37:500
27889995114,19cyclictest0-21swapper/023:37:500
27889995012,14cyclictest6461-21seq00:01:060
27889995012,14cyclictest6461-21seq00:01:060
27889994918,17cyclictest7884-21seq19:43:100
27889994918,17cyclictest7884-21seq19:43:100
2789099480,46cyclictest700-21192.168.115.40-manager23:11:041
2789099480,46cyclictest700-21192.168.115.40-manager23:11:041
27889994818,19cyclictest17297-21seq20:09:110
27889994817,18cyclictest9868-21chrt00:08:340
27889994815,23cyclictest21144-21taskset00:39:280
27889994815,23cyclictest21144-21taskset00:39:280
27889994815,23cyclictest21144-21taskset00:39:280
27890994741,4cyclictest1-21systemd00:21:011
27890994741,4cyclictest1-21systemd00:21:011
27890994741,4cyclictest1-21systemd00:21:011
2789099470,45cyclictest700-21192.168.115.40-manager21:08:501
2789099470,45cyclictest700-21192.168.115.40-manager21:08:501
27889994718,18cyclictest8040-21taskset00:04:000
27889994717,20cyclictest12247-21chrt22:47:290
27889994717,17cyclictest26682-21taskset20:34:420
27889994717,17cyclictest26682-21taskset20:34:420
27889994717,17cyclictest25375-21seq23:22:590
27889994717,17cyclictest25375-21seq23:22:590
27889994717,17cyclictest22304-21chrt21:49:000
27889994716,17cyclictest17925-21taskset23:03:210
2789099460,44cyclictest700-21192.168.115.40-manager00:27:521
2789099460,44cyclictest700-21192.168.115.40-manager00:27:521
2789099460,43cyclictest700-21192.168.115.40-manager19:46:541
2789099460,43cyclictest700-21192.168.115.40-manager19:46:541
27889994634,9cyclictest700-21192.168.115.40-manager23:17:010
27889994634,9cyclictest700-21192.168.115.40-manager23:17:010
27889994618,17cyclictest10523-21taskset22:44:160
27889994618,17cyclictest10523-21taskset22:44:160
27889994618,16cyclictest3092-21taskset22:24:490
27889994618,16cyclictest3092-21taskset22:24:490
27889994618,16cyclictest11826-21chrt19:56:000
27889994618,16cyclictest11826-21chrt19:56:000
27889994617,17cyclictest13472-21taskset19:58:090
27889994617,17cyclictest13472-21taskset19:58:090
27889994617,16cyclictest8475-21taskset22:37:080
27889994617,16cyclictest8475-21taskset22:37:080
27889994617,16cyclictest4848-21taskset22:28:240
27889994617,16cyclictest3581-21taskset20:58:460
27889994617,16cyclictest3581-21taskset20:58:460
27889994617,16cyclictest29072-21taskset23:32:320
27889994617,16cyclictest29072-21taskset23:32:320
27889994617,16cyclictest24139-21chrt21:53:390
27889994617,16cyclictest24139-21chrt21:53:390
27889994617,16cyclictest11187-21chrt21:20:180
27889994617,16cyclictest11187-21chrt21:20:180
27889994616,18cyclictest1091-21seq22:18:270
27889994616,18cyclictest1091-21seq22:18:270
27889994616,18cyclictest1091-21seq22:18:270
27889994616,17cyclictest26107-21taskset22:00:010
27889994616,17cyclictest26107-21taskset22:00:010
27889994616,17cyclictest26107-21taskset22:00:010
27889994616,17cyclictest14035-21taskset22:51:310
27889994616,17cyclictest14035-21taskset22:51:310
86752450,3sleep30-21swapper/321:11:213
86752450,3sleep30-21swapper/321:11:213
2789099450,43cyclictest700-21192.168.115.40-manager21:56:021
2789099450,43cyclictest700-21192.168.115.40-manager21:56:021
27889994517,18cyclictest19250-21taskset20:15:210
27889994517,18cyclictest19250-21taskset20:15:210
27889994517,17cyclictest18700-21taskset21:40:520
27889994517,17cyclictest18700-21taskset21:40:520
27889994517,16cyclictest9345-21taskset21:15:400
27889994517,16cyclictest9345-21taskset21:15:400
27889994517,15cyclictest436-21taskset23:43:330
27889994517,15cyclictest436-21taskset23:43:330
27889994517,15cyclictest1610-21taskset20:52:280
27889994516,17cyclictest31487-21taskset22:12:000
27889994516,17cyclictest31487-21taskset22:12:000
27889994516,16cyclictest9740-21chrt19:48:040
27889994516,16cyclictest9740-21chrt19:48:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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