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2025-03-21 - 07:52

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 Fri Mar 21, 2025 00:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13760542128114,9sleep40-21swapper/419:08:084
13759902126111,10sleep70-21swapper/719:07:157
13759832124109,10sleep00-21swapper/019:07:090
13759692123109,9sleep60-21swapper/619:06:586
1376105212193,23sleep10-21swapper/119:08:531
13761752118104,9sleep50-21swapper/519:09:545
13761072118103,10sleep30-21swapper/319:08:553
13760302118105,9sleep20-21swapper/219:07:502
1376426991020,1cyclictest0-21swapper/423:10:114
1376433991010,100cyclictest0-21swapper/622:23:016
13764299910199,2cyclictest573-21snmpd00:00:595
1376429991010,100cyclictest0-21swapper/519:57:595
13764269910199,2cyclictest573-21snmpd22:18:104
1376426991010,101cyclictest0-21swapper/421:46:494
1376426991010,0cyclictest0-21swapper/422:20:134
13764229910199,2cyclictest573-21snmpd23:24:543
13764229910199,2cyclictest573-21snmpd22:57:083
13764229910198,3cyclictest573-21snmpd23:55:533
13764229910198,3cyclictest573-21snmpd23:43:493
13764229910198,3cyclictest573-21snmpd00:15:083
137642299101100,1cyclictest573-21snmpd19:17:193
1376417991010,100cyclictest0-21swapper/222:46:502
1376417991010,100cyclictest0-21swapper/221:24:532
1376417991010,100cyclictest0-21swapper/220:57:442
1376417991010,100cyclictest0-21swapper/219:30:402
1376417991010,100cyclictest0-21swapper/200:02:492
13764139910199,2cyclictest573-21snmpd20:07:421
1376413991010,100cyclictest0-21swapper/123:10:151
13764089910199,2cyclictest573-21snmpd23:06:150
13764089910199,2cyclictest573-21snmpd21:29:270
1376436991000,99cyclictest0-21swapper/719:37:387
1376436991000,98cyclictest0-21swapper/720:44:327
1376436991000,100cyclictest0-21swapper/719:18:347
13764339910099,1cyclictest573-21snmpd23:54:556
13764339910099,1cyclictest573-21snmpd22:50:516
13764339910099,1cyclictest573-21snmpd22:46:146
13764339910099,1cyclictest573-21snmpd20:31:256
13764339910099,1cyclictest573-21snmpd20:04:546
13764339910099,1cyclictest573-21snmpd00:01:556
1376433991000,99cyclictest0-21swapper/623:57:586
1376433991000,99cyclictest0-21swapper/623:24:066
1376433991000,99cyclictest0-21swapper/621:57:556
1376433991000,99cyclictest0-21swapper/621:57:556
1376433991000,99cyclictest0-21swapper/621:46:276
1376433991000,99cyclictest0-21swapper/621:32:246
1376433991000,99cyclictest0-21swapper/620:47:436
1376433991000,99cyclictest0-21swapper/620:08:096
1376433991000,99cyclictest0-21swapper/619:48:096
1376433991000,99cyclictest0-21swapper/619:19:256
1376433991000,100cyclictest0-21swapper/622:12:166
13764299910099,1cyclictest573-21snmpd22:42:055
13764299910099,1cyclictest573-21snmpd22:15:435
13764299910098,2cyclictest573-21snmpd00:25:215
1376429991000,99cyclictest0-21swapper/523:39:415
1376429991000,99cyclictest0-21swapper/523:12:165
1376429991000,99cyclictest0-21swapper/522:32:535
1376429991000,99cyclictest0-21swapper/520:06:125
1376429991000,100cyclictest0-21swapper/522:02:195
1376429991000,100cyclictest0-21swapper/522:02:195
1376429991000,100cyclictest0-21swapper/521:10:415
13764269910099,1cyclictest573-21snmpd23:59:554
13764269910099,1cyclictest573-21snmpd22:38:414
13764269910098,2cyclictest573-21snmpd23:09:394
13764269910098,2cyclictest573-21snmpd20:24:394
13764269910098,2cyclictest0-21swapper/423:47:404
1376426991000,99cyclictest1485386-21ssh22:02:054
1376426991000,99cyclictest1485386-21ssh22:02:044
13764229910099,1cyclictest573-21snmpd20:45:013
13764229910098,2cyclictest573-21snmpd00:12:563
13764229910097,3cyclictest573-21snmpd00:20:123
13764179910099,1cyclictest573-21snmpd23:49:282
13764179910099,1cyclictest573-21snmpd23:39:312
13764179910099,1cyclictest573-21snmpd22:32:412
13764179910099,1cyclictest573-21snmpd21:58:042
13764179910099,1cyclictest573-21snmpd21:58:042
13764179910099,1cyclictest573-21snmpd20:47:372
13764179910099,1cyclictest573-21snmpd20:10:512
13764179910099,1cyclictest573-21snmpd19:16:132
13764179910099,0cyclictest573-21snmpd23:22:002
1376417991000,99cyclictest0-21swapper/223:01:002
1376417991000,99cyclictest0-21swapper/222:54:262
1376417991000,99cyclictest0-21swapper/222:36:532
1376417991000,99cyclictest0-21swapper/219:39:512
1376417991000,99cyclictest0-21swapper/200:24:212
1376417991000,100cyclictest0-21swapper/220:05:012
13764139910099,1cyclictest573-21snmpd23:39:341
13764139910099,1cyclictest573-21snmpd23:00:461
13764139910099,1cyclictest573-21snmpd20:32:221
13764139910099,1cyclictest573-21snmpd20:20:151
13764139910099,1cyclictest573-21snmpd00:20:141
13764139910099,1cyclictest573-21snmpd00:12:171
13764139910098,2cyclictest573-21snmpd21:51:361
13764139910098,2cyclictest573-21snmpd19:59:441
13764139910097,3cyclictest573-21snmpd23:43:341
1376413991000,99cyclictest0-21swapper/123:56:521
1376413991000,99cyclictest0-21swapper/119:45:531
1376413991000,99cyclictest0-21swapper/100:01:521
1376413991000,100cyclictest0-21swapper/100:39:511
1376413991000,0cyclictest0-21swapper/119:35:411
13764089910099,1cyclictest573-21snmpd20:57:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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