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2023-12-01 - 05:00

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #c, slot #5

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.
Unexpectedly long latencies may be caused by SMIs
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 376 highest latencies:
System rackcslot5s.osadl.org (updated Thu Nov 30, 2023 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2911927961,16sleep00-21swapper/007:05:210
3043827664,8sleep10-21swapper/107:06:301
3094699470,46cyclictest3063-21meminfo07:25:200
3094799430,42cyclictest7815-21meminfo10:45:281
3094799400,39cyclictest28372-21meminfo10:15:231
3094699380,37cyclictest30081-21meminfo11:45:290
3094799360,35cyclictest10043-21meminfo09:25:181
3094699330,32cyclictest24167-21meminfo11:30:250
3094699330,32cyclictest22205-21meminfo11:25:260
3094799320,31cyclictest30004-21meminfo08:50:231
3094799320,31cyclictest24104-21meminfo08:35:271
3094799310,30cyclictest3862-21meminfo10:35:261
3094799310,30cyclictest31972-21meminfo08:55:231
3094799310,30cyclictest16295-21meminfo11:10:261
3094799310,30cyclictest15972-21meminfo09:40:291
3094799310,30cyclictest13653-21meminfo08:05:271
3094799300,29cyclictest10876-21meminfo07:55:251
3094799290,28cyclictest8137-21meminfo12:15:251
3094799290,28cyclictest31608-21meminfo07:15:001
3094799290,28cyclictest20239-21meminfo11:20:251
3094799280,27cyclictest8295-21meminfo07:45:251
3094799280,27cyclictest22125-21meminfo08:30:181
3094799270,27cyclictest28044-21meminfo08:45:261
3094799270,26cyclictest17578-21meminfo08:15:271
3094699270,26cyclictest32324-21meminfo10:25:210
3094699270,26cyclictest18261-21meminfo11:15:280
3094799260,25cyclictest32035-21meminfo11:50:201
3094799260,25cyclictest16015-21meminfo12:35:271
3094799250,25cyclictest12089-21meminfo12:25:271
3094799250,24cyclictest17928-21meminfo09:45:281
3094799240,23cyclictest15610-21meminfo08:10:241
3094799240,23cyclictest14048-21meminfo12:30:241
3094699240,23cyclictest9769-21meminfo10:50:250
3094699240,23cyclictest28110-21meminfo11:40:240
3094799230,23cyclictest22482-21meminfo10:00:231
3094799230,23cyclictest22204-21meminfo11:25:261
3094799230,22cyclictest3599-21meminfo12:00:281
3094799230,22cyclictest26085-21meminfo08:40:271
3094799220,21cyclictest7453-21meminfo09:15:251
3094799220,21cyclictest5843-21meminfo10:40:251
3094799220,21cyclictest20495-21meminfo09:55:191
3094799220,21cyclictest1898-21meminfo10:30:271
3094799220,21cyclictest1523-21meminfo09:00:231
3094799220,21cyclictest13978-21meminfo09:35:221
3094799220,21cyclictest10121-21meminfo12:20:251
3094699210,20cyclictest14321-21meminfo11:05:190
3094799200,20cyclictest1582-21meminfo11:55:281
3094799190,18cyclictest5492-21meminfo09:10:251
3094699190,19cyclictest3527-21meminfo09:05:260
3094699190,19cyclictest26131-21meminfo11:35:260
3094699190,14cyclictest26418-21/usr/sbin/munin10:10:280
3094699190,11cyclictest0-21swapper/008:01:130
3094799180,17cyclictest11726-21meminfo10:55:221
3094799170,3cyclictest10541-21runrttasks10:51:251
3094799170,16cyclictest32325-21meminfo10:25:221
3094699174,10cyclictest19822-21apt-get09:55:150
3094699173,6cyclictest29330-21apt-get08:50:170
3094699165,7cyclictest12977-21apt-get08:05:200
3094799141,10cyclictest12330-31update-apt-xapi08:01:131
3094799140,14cyclictest19560-21meminfo08:20:261
3094699141,7cyclictest0-21swapper/008:30:140
3094699140,9cyclictest0-21swapper/009:30:200
3094799130,13cyclictest24449-21meminfo10:05:251
3094799130,13cyclictest12018-21meminfo09:30:261
3094699136,5cyclictest0-21swapper/010:30:220
3094799128,4cyclictest62650irq/134-eth0-tx-111:05:241
3094799123,6cyclictest25736-21apt-get10:10:191
3094799122,8cyclictest0-21swapper/107:25:141
3094799120,2cyclictest2729-21runrttasks12:05:431
3094699126,2cyclictest0-21swapper/010:19:220
3094699125,6cyclictest27370-21apt-get08:45:190
3094699121,3cyclictest0-21swapper/009:00:180
3094699120,9cyclictest12951-21taskset12:27:260
3094699120,9cyclictest0-21swapper/008:15:220
3094699120,8cyclictest14914-21runrttasks09:38:100
3094699120,6cyclictest9599-21runrttasks07:50:310
3094799111,9cyclictest7033-21runrttasks07:40:381
3094699118,2cyclictest15343-21apt-get12:35:220
3094699112,7cyclictest2925-21apt-get12:00:220
3094699112,7cyclictest25407-21apt-get08:40:200
3094699112,4cyclictest15622-21apt-get11:10:210
3094699111,2cyclictest15294-21apt-get09:40:230
3094799101,8cyclictest5710-21df_inode12:10:151
3094799100,2cyclictest0-21swapper/110:20:221
3094699104,4cyclictest0-21swapper/008:20:330
3094699104,2cyclictest13-21ksoftirqd/009:15:290
3094699103,2cyclictest0-21swapper/012:10:160
3094699103,2cyclictest0-21swapper/011:20:300
3094699103,1cyclictest0-21swapper/007:55:280
3094699102,4cyclictest1802-21snmpd08:12:260
3094699101,6cyclictest1015-21unixbench_multi07:15:290
3094699101,4cyclictest0-21swapper/012:20:300
309479993,2cyclictest19382-21munin-plugin-st11:20:001
309479992,6cyclictest31255-21latency_hist11:50:001
309479991,2cyclictest0-21swapper/107:35:131
309469997,1cyclictest2729-21runrttasks12:30:230
309469994,3cyclictest5016-21apt-get07:35:130
309469993,3cyclictest7465-21apt-get12:15:200
309469992,5cyclictest5344-21munin-run12:10:000
309469992,4cyclictest2729-21runrttasks07:13:120
309469991,3cyclictest0-21swapper/010:00:180
309469991,2cyclictest3546-21tail10:35:230
26927290,0sleep10-21swapper/111:36:421
309479986,1cyclictest0-21swapper/109:10:001
309479981,5cyclictest0-21swapper/111:40:221
309479981,3cyclictest17442sleep107:20:021
309469984,3cyclictest2729-21runrttasks07:40:380
309469983,3cyclictest2729-21runrttasks10:41:380
309469982,5cyclictest31298-21apt-get08:55:180
309469982,5cyclictest12229-21ls10:55:290
309469982,4cyclictest32753-21runrttasks11:50:450
309469982,2cyclictest870-21taskset11:55:060
309469981,6cyclictest29689-21apt-get10:20:220
309469981,6cyclictest21192-21runrttasks08:29:060
309469981,4cyclictest0-21swapper/007:31:300
309469980,6cyclictest0-21swapper/008:35:220
309479975,2cyclictest31206-21taskset07:12:481
309479975,2cyclictest24473-21gzip11:30:301
309479975,1cyclictest20877-21seq08:25:411
309479975,1cyclictest13291-21taskset11:03:031
309479972,4cyclictest2729-21runrttasks07:50:311
309469976,1cyclictest0-21swapper/009:25:140
309469975,1cyclictest19647-21cron09:55:000
309469974,2cyclictest5205-21grep09:10:220
309469973,4cyclictest8267-21ls07:45:250
309469972,3cyclictest18070-21ntp_kernel_pll_09:45:320
309469972,3cyclictest0-21swapper/010:05:250
309469971,2cyclictest0-21swapper/010:45:380
309479965,1cyclictest88172sleep109:20:551
309479965,1cyclictest43522sleep107:30:121
309479963,3cyclictest19274-21runrttasks09:51:011
309469965,1cyclictest13008-21chrt11:00:000
309469962,3cyclictest0-21swapper/007:21:360
309469953,1cyclictest89272sleep009:22:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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