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2024-05-25 - 10:45

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 Sat May 25, 2024 00:45:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23031991290,128cyclictest0-21swapper/523:54:215
2303799126125,1cyclictest0-21swapper/623:16:116
2299899114114,0cyclictest3-21ksoftirqd/020:50:020
2301299100100,0cyclictest29-21ksoftirqd/200:18:122
23012998989,0cyclictest29-21ksoftirqd/223:16:112
23020997171,0cyclictest37-21ksoftirqd/322:41:573
23037997069,1cyclictest0-21swapper/623:54:276
23026996261,0cyclictest1725250irq/36-eth1-rx-22:07:574
2183625836,18sleep10-21swapper/119:05:251
23002995757,0cyclictest21-21ksoftirqd/100:39:111
23037994744,2cyclictest0-21swapper/600:18:096
22998993735,1cyclictest0-21swapper/022:07:570
2261923614,8sleep00-21swapper/019:07:500
2280223514,17sleep20-21swapper/219:09:592
23012993434,0cyclictest29-21ksoftirqd/223:54:272
2277323413,17sleep70-21swapper/719:09:407
2268723413,18sleep30-21swapper/319:08:483
2061423414,17sleep40-21swapper/419:05:134
2250423312,17sleep50-21swapper/519:06:175
2260523110,18sleep60-21swapper/619:07:396
23002991717,0cyclictest21-21ksoftirqd/123:54:211
2304499160,15cyclictest0-21swapper/721:13:127
2304499160,15cyclictest0-21swapper/720:11:127
2304499160,14cyclictest0-21swapper/723:47:127
2304499160,14cyclictest0-21swapper/722:41:127
2303799160,13cyclictest0-21swapper/623:59:426
2301299160,13cyclictest0-21swapper/220:25:162
2304499150,14cyclictest0-21swapper/722:30:577
2304499150,13cyclictest0-21swapper/723:11:127
2303199150,12cyclictest0-21swapper/523:29:275
2303199150,12cyclictest0-21swapper/523:29:275
2302699158,1cyclictest0-21swapper/422:45:124
2302699150,12cyclictest0-21swapper/423:10:124
2304499140,2cyclictest0-21swapper/720:16:577
2304499140,2cyclictest0-21swapper/719:31:577
2304499140,12cyclictest0-21swapper/700:26:277
23031991411,2cyclictest0-21swapper/522:59:125
2302699147,1cyclictest0-21swapper/400:18:274
2301299140,12cyclictest0-21swapper/219:15:172
2301299140,12cyclictest0-21swapper/219:15:172
22998991411,2cyclictest0-21swapper/020:25:010
23044991310,2cyclictest0-21swapper/722:51:577
2303799130,1cyclictest0-21swapper/621:56:576
23031991310,2cyclictest0-21swapper/523:59:275
23002991312,1cyclictest0-21swapper/122:40:161
2299899131,9cyclictest0-21swapper/019:55:010
2299899130,12cyclictest0-21swapper/023:41:050
2299899130,12cyclictest0-21swapper/022:30:000
2299899130,12cyclictest0-21swapper/021:44:590
2299899130,12cyclictest0-21swapper/000:20:340
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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