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2024-02-24 - 01:17

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 100 highest latencies:
System rack0slot1s.osadl.org (updated Sat Feb 24, 2024 00:45:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2972425141,7sleep00-21swapper/019:09:530
2958623726,8sleep30-21swapper/319:07:563
2949123523,8sleep20-21swapper/219:06:342
2924023514,17sleep50-21swapper/519:05:335
2883623413,17sleep70-21swapper/719:05:287
2966923312,18sleep10-21swapper/119:09:061
2941723114,4sleep60-21swapper/619:05:346
2944623019,8sleep40-21swapper/419:05:564
2998399180,2cyclictest0-21swapper/720:15:027
2997199170,2cyclictest0-21swapper/522:11:025
2996699150,12cyclictest0-21swapper/420:45:484
2994199151,11cyclictest0-21swapper/019:15:000
2998399140,2cyclictest0-21swapper/700:00:487
2997199140,13cyclictest0-21swapper/523:35:335
2996699140,2cyclictest0-21swapper/419:12:174
2994199141,12cyclictest0-21swapper/020:00:000
2994199141,10cyclictest936850kworker/u16:200:25:250
29976991310,2cyclictest0-21swapper/600:31:186
29966991312,0cyclictest0-21swapper/422:35:344
2996699130,1cyclictest0-21swapper/419:34:024
29959991311,1cyclictest2501-21snmpd19:25:033
2995499131,8cyclictest0-21swapper/221:19:592
29954991310,2cyclictest16864-21perf21:29:592
29947991312,1cyclictest2501-21snmpd00:09:481
2994199139,1cyclictest0-21swapper/021:30:000
2994199131,3cyclictest0-21swapper/023:40:010
2994199130,1cyclictest28237-21munin-run21:40:000
29959991211,1cyclictest2501-21snmpd22:57:333
29947991212,0cyclictest2501-21snmpd23:34:331
29947991212,0cyclictest2501-21snmpd22:16:321
29947991211,1cyclictest2501-21snmpd20:16:181
29947991210,1cyclictest2501-21snmpd21:40:171
2994199127,4cyclictest0-21swapper/021:45:000
2994199121,9cyclictest0-21swapper/022:25:000
2994199121,8cyclictest0-21swapper/022:30:000
2994199121,8cyclictest0-21swapper/020:50:000
2994199121,8cyclictest0-21swapper/000:40:000
2994199121,10cyclictest710550cat23:15:000
2994199120,9cyclictest0-21swapper/021:05:000
2994199120,11cyclictest0-21swapper/023:25:580
2994199120,11cyclictest0-21swapper/020:30:210
2994199120,10cyclictest0-21swapper/000:09:590
2997699119,2cyclictest0-21swapper/620:22:176
2997699118,2cyclictest0-21swapper/620:50:326
29976991110,1cyclictest0-21swapper/623:45:486
2997699110,11cyclictest0-21swapper/621:50:236
2995499114,6cyclictest28253-21cpuspeed_turbos00:30:202
2995499111,9cyclictest0-21swapper/222:19:492
2995499111,9cyclictest0-21swapper/221:40:182
2995499111,9cyclictest0-21swapper/200:09:592
2995499111,1cyclictest0-21swapper/222:20:032
29954991111,0cyclictest2501-21snmpd23:51:332
2995499110,6cyclictest0-21swapper/219:53:502
2995499110,5cyclictest26477-21diskmemload00:27:222
2995499110,1cyclictest8501-21ssh00:11:372
2995499110,1cyclictest21414-21ssh22:00:512
2995499110,1cyclictest19884-21ssh22:29:122
2995499110,1cyclictest14600-21ssh00:17:162
2995499110,1cyclictest0-21swapper/221:34:472
2995499110,1cyclictest0-21swapper/200:20:162
2995499110,10cyclictest0-21swapper/221:37:182
29947991111,0cyclictest2501-21snmpd19:18:321
2994799110,2cyclictest0-21swapper/121:04:371
2994199118,2cyclictest0-21swapper/019:30:000
2994199118,1cyclictest0-21swapper/020:55:280
2994199111,9cyclictest12650irq/19-ata_piix20:09:590
2994199111,9cyclictest0-21swapper/022:20:000
2994199110,9cyclictest0-21swapper/020:40:000
2994199110,8cyclictest0-21swapper/022:44:590
2994199110,8cyclictest0-21swapper/021:55:000
2994199110,1cyclictest16767-21cat22:55:010
2994199110,1cyclictest16767-21cat22:55:010
2994199110,10cyclictest22217-21latency_hist23:00:010
2994199110,10cyclictest18658-21cat23:25:010
316202102,1sleep40-21swapper/421:41:474
2997699109,1cyclictest0-21swapper/619:59:336
2997699107,2cyclictest0-21swapper/622:59:486
2997699107,2cyclictest0-21swapper/621:20:176
2996699109,1cyclictest0-21swapper/419:23:024
2995499104,5cyclictest1526-21cpu20:20:192
2995499103,6cyclictest2501-21snmpd22:40:032
2995499103,6cyclictest20616-21processes20:55:262
2995499102,7cyclictest2501-21snmpd20:05:182
2995499101,8cyclictest0-21swapper/223:25:232
2995499101,8cyclictest0-21swapper/223:10:272
2995499101,8cyclictest0-21swapper/223:08:212
2995499101,8cyclictest0-21swapper/222:50:312
2995499101,8cyclictest0-21swapper/222:50:312
2995499101,8cyclictest0-21swapper/222:30:312
2995499101,8cyclictest0-21swapper/220:49:592
2995499101,8cyclictest0-21swapper/220:40:182
2995499101,8cyclictest0-21swapper/220:15:222
2995499101,8cyclictest0-21swapper/220:10:202
2995499101,8cyclictest0-21swapper/219:15:222
2995499101,8cyclictest0-21swapper/219:10:202
2995499101,1cyclictest20124-21nscd21:05:202
2995499101,1cyclictest0-21swapper/223:37:592
2995499101,1cyclictest0-21swapper/220:00:222
2995499100,9cyclictest0-21swapper/219:45:252
2995499100,6cyclictest0-21swapper/223:57:292
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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