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2023-12-02 - 22:19

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 Sat Dec 02, 2023 12:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10526812127113,9sleep00-21swapper/007:09:310
1052440212498,21sleep10-21swapper/107:06:031
10526502123109,9sleep70-21swapper/707:09:067
10506122122107,10sleep20-21swapper/207:05:162
1052490212190,9sleep40-21swapper/407:06:464
1052516212094,9sleep30-21swapper/307:07:103
10524542119104,10sleep60-21swapper/607:06:166
1052500211690,21sleep50-21swapper/507:06:565
10529879910395,3cyclictest0-21swapper/610:00:186
10529829910299,3cyclictest545-21snmpd10:31:005
1052982991020,0cyclictest0-21swapper/510:38:155
10529789910298,4cyclictest545-21snmpd10:21:294
1052978991020,100cyclictest0-21swapper/410:36:544
1052978991020,0cyclictest1137538-21ssh09:31:164
10529709910299,1cyclictest545-21snmpd11:33:522
1052989991010,99cyclictest0-21swapper/711:54:507
1052989991010,101cyclictest0-21swapper/712:07:457
10529879910199,2cyclictest545-21snmpd08:11:406
10529879910198,3cyclictest1174509-21cat10:10:236
10529829910199,2cyclictest545-21snmpd11:27:225
10529829910199,2cyclictest545-21snmpd10:24:115
1052982991010,100cyclictest0-21swapper/512:37:365
10529789910198,3cyclictest1126088-21cat09:20:234
1052978991010,100cyclictest0-21swapper/408:42:234
1052978991010,100cyclictest0-21swapper/408:25:444
1052978991010,100cyclictest0-21swapper/407:37:304
10529709910199,2cyclictest545-21snmpd09:28:372
1052970991010,100cyclictest0-21swapper/211:00:242
1052970991010,100cyclictest0-21swapper/207:26:182
10529659910199,2cyclictest545-21snmpd09:42:491
10529659910198,2cyclictest545-21snmpd09:24:331
10529619910199,2cyclictest545-21snmpd09:40:100
105296199101100,1cyclictest545-21snmpd10:06:170
1052989991000,99cyclictest0-21swapper/711:39:387
1052989991000,99cyclictest0-21swapper/708:20:597
1052989991000,99cyclictest0-21swapper/707:43:357
10529879910099,1cyclictest545-21snmpd12:23:516
10529879910099,1cyclictest545-21snmpd11:54:146
10529879910099,1cyclictest545-21snmpd09:41:256
10529879910098,2cyclictest545-21snmpd10:29:576
10529879910098,2cyclictest545-21snmpd08:36:596
10529879910097,3cyclictest545-21snmpd09:35:346
1052987991000,99cyclictest0-21swapper/612:09:456
1052987991000,99cyclictest0-21swapper/611:22:106
1052987991000,99cyclictest0-21swapper/611:22:106
1052987991000,99cyclictest0-21swapper/607:23:066
1052987991000,100cyclictest0-21swapper/612:37:126
10529829910099,1cyclictest545-21snmpd08:22:385
10529829910099,1cyclictest545-21snmpd07:59:135
10529829910098,2cyclictest545-21snmpd12:05:265
10529829910097,3cyclictest545-21snmpd12:04:235
10529829910096,4cyclictest545-21snmpd10:27:305
1052982991000,99cyclictest0-21swapper/510:42:275
1052982991000,99cyclictest0-21swapper/509:02:515
1052982991000,100cyclictest0-21swapper/508:34:325
10529789910099,1cyclictest545-21snmpd10:59:454
10529789910099,1cyclictest545-21snmpd08:12:284
10529789910098,2cyclictest545-21snmpd07:46:004
10529789910097,3cyclictest545-21snmpd09:46:014
1052978991000,99cyclictest1114604-21diskmemload12:23:004
1052978991000,99cyclictest0-21swapper/412:09:004
1052978991000,99cyclictest0-21swapper/410:49:394
1052978991000,99cyclictest0-21swapper/410:12:474
1052978991000,99cyclictest0-21swapper/407:42:304
1052978991000,100cyclictest0-21swapper/411:13:254
1052978991000,100cyclictest0-21swapper/408:45:234
10529739910099,1cyclictest545-21snmpd09:05:003
10529739910099,1cyclictest545-21snmpd08:55:003
10529739910098,2cyclictest545-21snmpd11:40:563
10529709910099,1cyclictest545-21snmpd08:04:492
10529709910098,2cyclictest545-21snmpd12:16:032
1052970991000,99cyclictest0-21swapper/211:45:352
1052970991000,99cyclictest0-21swapper/210:28:482
1052970991000,99cyclictest0-21swapper/209:23:482
1052970991000,100cyclictest0-21swapper/212:31:572
1052970991000,100cyclictest0-21swapper/211:38:352
1052970991000,100cyclictest0-21swapper/211:10:582
1052970991000,100cyclictest0-21swapper/210:40:192
1052970991000,100cyclictest0-21swapper/208:14:132
10529659910099,1cyclictest545-21snmpd10:16:531
10529659910099,1cyclictest545-21snmpd08:02:251
10529659910098,1cyclictest545-21snmpd08:21:171
1052965991000,99cyclictest0-21swapper/110:55:211
1052965991000,99cyclictest0-21swapper/109:07:061
1052965991000,100cyclictest0-21swapper/110:03:051
10529619910099,1cyclictest545-21snmpd12:33:420
10529619910099,1cyclictest545-21snmpd12:26:570
10529619910099,1cyclictest545-21snmpd09:49:580
10529619910098,2cyclictest545-21snmpd11:46:350
10529619910098,2cyclictest545-21snmpd07:41:060
1052961991000,99cyclictest0-21swapper/012:13:000
1052961991000,99cyclictest0-21swapper/011:22:520
1052961991000,99cyclictest0-21swapper/011:22:520
1052961991000,99cyclictest0-21swapper/011:01:060
1052961991000,99cyclictest0-21swapper/009:16:030
1052961991000,99cyclictest0-21swapper/008:14:100
1052961991000,99cyclictest0-21swapper/008:07:310
1052961991000,99cyclictest0-21swapper/007:45:180
1052961991000,99cyclictest0-21swapper/007:21:140
1052961991000,100cyclictest0-21swapper/009:20:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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