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2024-11-22 - 06:02

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #0, 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 50 highest latencies:
System rack0slot1s.osadl.org (updated Fri Nov 22, 2024 00:45:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1192899124123,0cyclictest37-21ksoftirqd/323:53:073
1194799105103,1cyclictest0-21swapper/623:09:546
11952998685,1cyclictest0-21swapper/723:53:077
11947996360,2cyclictest0-21swapper/600:07:506
1039325228,20sleep10-21swapper/119:05:141
1165823826,8sleep20-21swapper/219:09:402
1093523513,18sleep70-21swapper/719:05:207
1144823412,18sleep00-21swapper/019:06:430
1153823212,17sleep30-21swapper/319:07:573
11928993131,0cyclictest37-21ksoftirqd/300:23:203
1090022816,8sleep60-21swapper/619:05:196
113862277,17sleep40-21swapper/419:05:514
955622312,7sleep50-21swapper/519:05:105
1194799170,1cyclictest0-21swapper/619:15:016
1194799160,13cyclictest0-21swapper/622:33:386
1193499160,2cyclictest0-21swapper/421:12:084
1193499160,15cyclictest0-21swapper/421:19:544
1193499160,13cyclictest0-21swapper/421:05:084
1193499160,13cyclictest0-21swapper/421:04:534
1193499160,13cyclictest0-21swapper/400:29:544
1193499160,13cyclictest0-21swapper/400:29:544
1195299150,14cyclictest0-21swapper/719:18:387
11947991512,3cyclictest0-21swapper/621:09:536
1194799150,1cyclictest0-21swapper/623:27:086
1194799150,13cyclictest0-21swapper/621:32:086
11934991512,2cyclictest0-21swapper/419:15:394
1193499150,2cyclictest0-21swapper/423:00:094
1193499150,1cyclictest0-21swapper/420:25:534
1193499150,13cyclictest0-21swapper/400:19:244
1194799140,2cyclictest0-21swapper/623:49:546
1194799140,2cyclictest0-21swapper/623:30:246
1193499140,2cyclictest0-21swapper/423:55:544
1193499140,0cyclictest0-21swapper/419:10:394
1190599141,10cyclictest0-21swapper/022:45:000
1190599140,11cyclictest0-21swapper/023:20:000
1194799130,13cyclictest0-21swapper/623:40:546
1194099130,6cyclictest0-21swapper/523:50:155
1193499130,2cyclictest0-21swapper/423:15:544
1193499130,1cyclictest0-21swapper/419:23:544
11922991312,0cyclictest30554-21snmpd22:02:382
1190599131,9cyclictest0-21swapper/022:55:000
1190599131,11cyclictest28229-21awk00:20:000
1190599130,9cyclictest2295950latency_hist23:45:000
11952991211,1cyclictest0-21swapper/719:51:237
11952991211,1cyclictest0-21swapper/719:29:387
1194799121,10cyclictest0-21swapper/622:42:416
1194099125,1cyclictest0-21swapper/523:37:145
1194099125,1cyclictest0-21swapper/522:45:105
1194099125,1cyclictest0-21swapper/500:23:205
1194099120,6cyclictest0-21swapper/523:56:305
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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