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2024-04-16 - 09:04

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #b, slot #8

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 100 highest latencies:
System rackbslot8s (updated Tue Apr 16, 2024 00:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7881862131120,7sleep00-21swapper/019:08:360
7881312128117,7sleep10-21swapper/119:07:491
78854599124123,1cyclictest844857-21kworker/6:222:10:526
7880802123108,9sleep60-21swapper/619:07:066
7881232121106,10sleep20-21swapper/219:07:422
7880432121107,9sleep70-21swapper/719:06:357
7879762121107,9sleep50-21swapper/519:05:355
7880222120106,9sleep40-21swapper/419:06:164
7882162119104,10sleep30-21swapper/319:09:033
7885369910299,3cyclictest721930-21snmpd23:37:584
7885369910299,3cyclictest721930-21snmpd20:19:454
7885329910299,3cyclictest721930-21snmpd23:15:003
7885289910299,3cyclictest721930-21snmpd22:53:352
788528991020,100cyclictest0-21swapper/200:08:202
788547991010,101cyclictest0-21swapper/723:35:407
7885459910199,2cyclictest721930-21snmpd23:05:516
7885459910199,1cyclictest721930-21snmpd00:14:146
788545991010,100cyclictest0-21swapper/623:35:106
7885369910199,2cyclictest721930-21snmpd21:05:524
7885369910199,2cyclictest721930-21snmpd19:31:184
7885369910198,3cyclictest721930-21snmpd22:10:074
7885329910199,2cyclictest721930-21snmpd22:01:213
7885329910198,3cyclictest721930-21snmpd20:57:313
7885329910197,2cyclictest721930-21snmpd00:31:123
7885289910199,2cyclictest721930-21snmpd00:37:482
7885289910199,2cyclictest721930-21snmpd00:37:482
78852899101100,1cyclictest721930-21snmpd23:16:062
788528991010,100cyclictest0-21swapper/220:13:262
788528991010,0cyclictest0-21swapper/221:59:032
7885249910199,1cyclictest721930-21snmpd00:11:321
7885209910199,2cyclictest721930-21snmpd20:32:420
7885209910198,3cyclictest800323-21cat19:30:100
78852099101100,1cyclictest721930-21snmpd00:01:110
788520991010,99cyclictest0-21swapper/019:28:340
788520991010,100cyclictest0-21swapper/021:45:480
788547991000,99cyclictest0-21swapper/721:23:027
788547991000,99cyclictest0-21swapper/720:47:107
788547991000,100cyclictest0-21swapper/722:26:347
788547991000,100cyclictest0-21swapper/719:23:557
7885459910099,1cyclictest921945-21kworker/6:022:30:546
7885459910099,1cyclictest721930-21snmpd23:48:556
7885459910099,1cyclictest721930-21snmpd23:26:006
7885459910099,1cyclictest721930-21snmpd22:51:296
7885459910099,1cyclictest721930-21snmpd21:59:476
7885459910099,1cyclictest721930-21snmpd21:21:446
7885459910099,1cyclictest721930-21snmpd20:24:336
7885459910099,1cyclictest721930-21snmpd20:24:326
7885459910099,1cyclictest721930-21snmpd00:27:156
7885459910099,1cyclictest721930-21snmpd00:08:206
788545991000,99cyclictest0-21swapper/622:38:356
788545991000,100cyclictest0-21swapper/621:50:126
7885409910099,1cyclictest808202-21cat19:45:115
7885409910099,1cyclictest805688-21cat19:40:115
7885409910099,1cyclictest721930-21snmpd23:40:125
7885409910099,1cyclictest721930-21snmpd22:59:085
7885409910099,1cyclictest721930-21snmpd19:59:465
788540991000,99cyclictest0-21swapper/519:16:285
788540991000,99cyclictest0-21swapper/500:26:185
788540991000,99cyclictest0-21swapper/500:21:275
788540991000,100cyclictest0-21swapper/522:40:415
788540991000,100cyclictest0-21swapper/521:22:325
7885369910099,1cyclictest721930-21snmpd21:11:264
7885369910099,1cyclictest721930-21snmpd19:27:494
7885369910098,2cyclictest721930-21snmpd21:28:104
7885369910098,2cyclictest721930-21snmpd21:01:034
7885369910098,2cyclictest721930-21snmpd19:14:044
7885369910098,1cyclictest721930-21snmpd22:17:004
788536991000,100cyclictest0-21swapper/423:10:594
788536991000,100cyclictest0-21swapper/421:53:474
788536991000,100cyclictest0-21swapper/421:46:574
788536991000,100cyclictest0-21swapper/400:35:164
788536991000,100cyclictest0-21swapper/400:35:164
788536991000,100cyclictest0-21swapper/400:05:184
7885329910099,1cyclictest721930-21snmpd20:53:163
7885329910099,1cyclictest721930-21snmpd20:04:593
7885329910098,2cyclictest721930-21snmpd21:42:213
7885289910099,1cyclictest879290-21cat21:35:162
7885289910099,1cyclictest721930-21snmpd22:18:402
7885289910099,1cyclictest721930-21snmpd21:50:272
7885289910098,2cyclictest721930-21snmpd23:10:062
7885289910098,2cyclictest721930-21snmpd21:44:272
788528991000,99cyclictest0-21swapper/221:17:442
788528991000,99cyclictest0-21swapper/220:28:422
788528991000,99cyclictest0-21swapper/220:28:422
788528991000,99cyclictest0-21swapper/219:26:432
788528991000,99cyclictest0-21swapper/200:15:532
788528991000,100cyclictest0-21swapper/223:00:092
788528991000,100cyclictest0-21swapper/220:07:442
7885249910099,1cyclictest989655-21cat23:15:141
7885249910099,1cyclictest721930-21snmpd21:55:421
7885249910099,1cyclictest721930-21snmpd19:17:251
7885249910099,1cyclictest0-21swapper/121:25:021
7885249910098,2cyclictest721930-21snmpd21:47:361
7885249910098,2cyclictest721930-21snmpd21:37:451
788524991000,99cyclictest0-21swapper/120:55:521
788524991000,1cyclictest850142-21diskmemload22:10:371
788524991000,1cyclictest0-21swapper/120:10:171
788524991000,100cyclictest0-21swapper/123:09:301
788524991000,100cyclictest0-21swapper/119:58:111
788524991000,100cyclictest0-21swapper/100:35:271
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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