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2026-01-31 - 14:47
[ 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 #7, 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.

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 rack7slot3s.osadl.org (updated Sat Jan 31, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
317921020,3sleep20-21swapper/207:05:432
218072990,5sleep3493899cyclictest09:25:463
215722980,2sleep20-21swapper/207:55:452
181532900,3sleep10-21swapper/107:45:461
178082870,6sleep0493499cyclictest09:15:290
178082870,6sleep0493499cyclictest09:15:290
58772780,5sleep2493699cyclictest10:10:492
493499787,44cyclictest0-21swapper/012:25:330
145772760,5sleep3493899cyclictest09:05:463
493899751,51cyclictest2398-21forks11:30:443
493899751,51cyclictest2398-21forks11:30:443
493499723,53cyclictest28671-21latency_hist09:45:280
493899711,51cyclictest17738-21apt-get07:45:393
4934997020,12cyclictest0-21swapper/010:40:540
4934997020,12cyclictest0-21swapper/010:40:540
493499698,57cyclictest101ktimersoftd/009:00:270
493499692,58cyclictest0-21swapper/012:05:280
493499692,58cyclictest0-21swapper/012:05:280
4934996719,7cyclictest7750irq/56-dwc_otg08:35:390
493899662,47cyclictest0-21swapper/310:46:113
493899661,41cyclictest9555-21aten_rbpower_en11:50:433
4934996649,5cyclictest25647-21/usr/sbin/munin08:05:500
493899651,49cyclictest0-21swapper/307:40:363
493499659,8cyclictest7850irq/56-dwc_otg_09:25:400
493499654,40cyclictest14092-21latency_hist09:05:280
170692650,2sleep20-21swapper/210:40:482
170692650,2sleep20-21swapper/210:40:482
4934996448,5cyclictest19365-21latency_hist07:50:270
4934996448,4cyclictest7395-21aten_rbpower_cu10:15:420
493499641,52cyclictest2429-21sort11:30:450
493499641,52cyclictest2429-21sort11:30:450
493499641,4cyclictest0-21swapper/011:35:410
493499632,45cyclictest0-21swapper/009:50:560
493499629,34cyclictest0-21swapper/010:25:420
493899611,44cyclictest16528-21/usr/sbin/munin09:10:473
493899611,44cyclictest16528-21/usr/sbin/munin09:10:473
493899611,41cyclictest1124-21snmpd07:50:483
493499613,7cyclictest0-21swapper/011:55:390
493499613,39cyclictest0-21swapper/008:10:390
493499612,39cyclictest8173-21sed08:45:550
493499611,45cyclictest25261-21aten_rbpower_cu09:35:400
493899601,43cyclictest25636-21/usr/sbin/munin08:05:503
493499602,8cyclictest0-21swapper/011:06:360
493499602,47cyclictest0-21swapper/010:00:480
493499601,44cyclictest0-21swapper/012:15:420
493899591,43cyclictest7365-21apt-get10:15:393
493499591,46cyclictest20692-21unixbench_singl07:50:550
493899581,40cyclictest7950irq/56-dwc_otg_12:21:273
493899581,40cyclictest7950irq/56-dwc_otg_12:21:273
493899581,40cyclictest29832-21ls09:45:553
493499588,31cyclictest29760-21ls09:45:550
4934995829,7cyclictest7850irq/56-dwc_otg_10:40:280
493499582,38cyclictest11975-21idleruntime-cro07:30:280
493499582,38cyclictest11975-21idleruntime-cro07:30:280
493899571,34cyclictest8365-21idleruntime-cro07:20:273
4934995737,9cyclictest1717-21seq11:27:550
4934995737,9cyclictest1717-21seq11:27:550
4934995735,10cyclictest23187-21aten_rbpower_cu08:00:410
4934995726,6cyclictest20357-21grep09:20:490
493499572,39cyclictest0-21swapper/011:15:500
493899562,39cyclictest0-21swapper/311:01:313
493899561,40cyclictest14100-21runrttasks07:35:323
493899561,35cyclictest19814-21chrt12:16:053
493499564,32cyclictest0-21swapper/009:55:400
493499562,40cyclictest25123-21latency_hist09:35:280
493499561,42cyclictest3958-21fschecks_time10:05:450
493499561,42cyclictest3958-21fschecks_time10:05:450
493499561,40cyclictest1870-21cut08:30:440
493899551,48cyclictest12782-21/usr/sbin/munin10:30:383
493899551,38cyclictest7950irq/56-dwc_otg_10:07:353
493899551,38cyclictest7950irq/56-dwc_otg_10:07:353
493899551,38cyclictest13665-21chrt07:33:003
493899551,38cyclictest13665-21chrt07:33:003
493899551,37cyclictest19073-21chrt09:16:043
493599552,10cyclictest0-21swapper/109:00:411
493499558,35cyclictest0-21swapper/012:20:420
493499558,35cyclictest0-21swapper/012:20:420
493899541,41cyclictest23705-21latency08:00:473
493899541,39cyclictest4846-21chrt08:39:133
493899541,39cyclictest14654-21aten_rbpower_en10:35:423
493899541,36cyclictest23748-21taskset12:27:193
493899541,35cyclictest10385-21runrttasks10:21:083
493599544,7cyclictest0-21swapper/107:25:381
493599544,7cyclictest0-21swapper/107:25:381
493499542,35cyclictest0-21swapper/010:10:420
493499541,44cyclictest0-21swapper/010:55:310
493499541,43cyclictest5913-21grep11:40:430
493499541,41cyclictest0-21swapper/012:30:460
493499541,40cyclictest0-21swapper/007:35:370
4934995413,32cyclictest9450irq/48-DMA10:44:550
493899537,43cyclictest7743-21awk08:45:513
493899532,34cyclictest0-21swapper/311:40:523
493899531,49cyclictest27605-21/usr/sbin/munin09:40:483
493899531,48cyclictest12375-21ls11:55:553
493899531,37cyclictest30664-21runrttasks11:19:263
493599539,9cyclictest7850irq/56-dwc_otg_07:55:401
493599533,8cyclictest7950irq/56-dwc_otg_12:35:441
493499534,40cyclictest22180-21sensors07:55:540
4934995336,10cyclictest26397-21fschecks_time12:35:490
4934995335,10cyclictest101ktimersoftd/009:05:430
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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