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2024-04-29 - 22:18

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 Mon Apr 29, 2024 12:45:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23358997776,1cyclictest0-21swapper/608:38:096
23358997776,1cyclictest0-21swapper/608:38:096
23358997775,2cyclictest0-21swapper/610:31:326
2311326039,18sleep00-21swapper/007:09:560
2279923614,18sleep30-21swapper/307:05:343
2176723512,8sleep20-21swapper/207:05:182
2060023413,17sleep10-21swapper/107:05:011
2216223311,18sleep60-21swapper/607:05:226
2189323211,17sleep40-21swapper/407:05:194
2298823110,18sleep70-21swapper/707:08:107
2101823113,4sleep50-21swapper/507:05:135
23321991916,2cyclictest0-21swapper/007:28:540
23321991714,2cyclictest0-21swapper/012:14:160
23321991714,2cyclictest0-21swapper/007:34:240
23321991714,2cyclictest0-21swapper/007:23:370
2332199170,1cyclictest0-21swapper/010:28:210
2335299160,2cyclictest0-21swapper/511:38:135
2335299160,1cyclictest0-21swapper/510:30:435
2335299160,13cyclictest0-21swapper/510:38:135
2334699160,13cyclictest0-21swapper/409:29:134
23321991614,2cyclictest0-21swapper/007:16:070
23363991512,2cyclictest0-21swapper/709:18:437
23352991512,2cyclictest0-21swapper/509:16:425
2335299150,4cyclictest0-21swapper/507:56:295
2335299150,12cyclictest0-21swapper/511:52:285
2335299150,12cyclictest0-21swapper/510:26:585
2334699150,12cyclictest0-21swapper/410:36:284
2334699150,12cyclictest0-21swapper/409:23:134
23339991412,1cyclictest30554-21snmpd09:38:583
23363991310,3cyclictest0-21swapper/707:54:137
23352991310,3cyclictest0-21swapper/509:07:425
2335299130,2cyclictest0-21swapper/508:30:575
23339991312,0cyclictest30554-21snmpd11:10:583
2333999130,1cyclictest0-21swapper/312:10:243
23327991312,1cyclictest30554-21snmpd11:18:581
2332199131,9cyclictest0-21swapper/007:45:000
2332199131,1cyclictest0-21swapper/012:37:580
2332199130,10cyclictest0-21swapper/009:05:010
2336399120,2cyclictest0-21swapper/710:43:047
2334699129,2cyclictest0-21swapper/408:26:284
23339991211,1cyclictest30554-21snmpd11:04:433
2333499120,2cyclictest0-21swapper/209:47:302
23327991212,0cyclictest30554-21snmpd12:23:281
23327991212,0cyclictest30554-21snmpd10:50:431
23327991212,0cyclictest30554-21snmpd09:39:581
23327991212,0cyclictest30554-21snmpd08:35:121
23327991212,0cyclictest30554-21snmpd08:35:121
23327991212,0cyclictest30554-21snmpd07:59:291
23327991211,1cyclictest30554-21snmpd09:45:131
23327991210,1cyclictest30554-21snmpd10:56:581
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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