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2024-10-03 - 19:11

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #e, 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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  Congatec
Click here to display the system's profile data.
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 rackeslot8s.osadl.org (updated Thu Oct 03, 2024 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
109544699751744,6cyclictest1421831-21kworker/3:2+events12:30:203
109544699745740,4cyclictest1246838-21kworker/3:1+events09:38:213
109544699745739,2cyclictest1178178-21kworker/3:0+events09:02:103
109544699744740,3cyclictest1372584-21kworker/3:0+events11:24:273
109544699744740,3cyclictest1246838-21kworker/3:1+events10:00:533
109544699744738,5cyclictest1101672-21kworker/3:3+events07:54:303
109544699743738,4cyclictest1246838-21kworker/3:1+events09:59:373
109544699743738,4cyclictest1020070-21kworker/3:0+events07:14:413
109544699743737,5cyclictest1101672-21kworker/3:3+events07:26:243
109544699742738,3cyclictest1421831-21kworker/3:2+events12:21:223
109544699742738,3cyclictest1246838-21kworker/3:1+events10:25:333
109544699742738,3cyclictest1101672-21kworker/3:3+events07:24:503
109544699741737,3cyclictest1101672-21kworker/3:3+events08:03:233
109544699741736,4cyclictest1246838-21kworker/3:1+events10:15:453
109544699741736,4cyclictest1246838-21kworker/3:1+events09:42:503
109544199741735,5cyclictest642158-21kworker/1:0+events09:25:201
109543799741734,6cyclictest1403296-21kworker/0:2+events11:35:230
109544699740736,3cyclictest1341577-21kworker/3:2+events11:03:013
109544699740736,3cyclictest1246838-21kworker/3:1+events09:11:563
109544699740736,3cyclictest1178178-21kworker/3:0+events08:33:433
109544699739735,3cyclictest1372584-21kworker/3:0+events11:28:543
109544699739735,3cyclictest1178178-21kworker/3:0+events08:22:543
109544699739735,3cyclictest1101672-21kworker/3:3+events07:58:373
109544699739734,4cyclictest1246838-21kworker/3:1+events09:46:173
109544699739733,5cyclictest1341577-21kworker/3:2+events10:58:343
109544399739735,3cyclictest3199278-21kworker/2:2+events10:43:132
109544699738734,3cyclictest1178178-21kworker/3:0+events08:40:303
109544699738734,3cyclictest1178178-21kworker/3:0+events08:25:303
109544699738733,4cyclictest1246838-21kworker/3:1+events10:20:303
109544699737733,3cyclictest1421831-21kworker/3:2+events11:30:343
109544699737733,3cyclictest1265729-21turbostat09:29:553
109544699736732,3cyclictest1421831-21kworker/3:2+events11:54:493
109544699736732,3cyclictest1246838-21kworker/3:1+events10:08:563
109544699735731,3cyclictest1246838-21kworker/3:1+events10:13:443
109544699735731,3cyclictest1101672-21kworker/3:3+events07:19:393
109544699735731,3cyclictest1101672-21kworker/3:3+events07:19:383
109544699735730,4cyclictest1178178-21kworker/3:0+events08:57:453
109544699735730,4cyclictest1178178-21kworker/3:0+events08:50:213
109544699734730,3cyclictest1372584-21kworker/3:0+events11:19:553
109544699734730,3cyclictest1341577-21kworker/3:2+events10:51:273
109544699734730,3cyclictest1178178-21kworker/3:0+events08:37:403
109544699734730,3cyclictest1101672-21kworker/3:3+events08:08:483
109544699734729,4cyclictest1178178-21kworker/3:0+events08:47:213
109544699734728,5cyclictest1421831-21kworker/3:2+events11:57:083
109544699733729,3cyclictest1421831-21kworker/3:2+events12:28:263
109544699733729,3cyclictest1341577-21kworker/3:2+events10:38:033
109544699733729,3cyclictest1246838-21kworker/3:1+events09:54:393
109544699733729,3cyclictest1178178-21kworker/3:0+events09:08:353
109544699733729,3cyclictest1101672-21kworker/3:3+events08:10:433
109544699733728,4cyclictest1341577-21kworker/3:2+events10:45:423
109544699732728,3cyclictest1421831-21kworker/3:2+events11:49:103
109544699731728,2cyclictest1141108-21turbostat07:49:553
109544699731727,3cyclictest1246838-21kworker/3:1+events09:17:413
109544699731727,3cyclictest1246838-21kworker/3:1+events09:17:413
109544699730727,2cyclictest1246838-21kworker/3:1+events09:32:533
109544699730726,3cyclictest1421831-21kworker/3:2+events12:00:313
109544699730724,5cyclictest1178178-21kworker/3:0+events08:16:593
109544199730724,5cyclictest642158-21kworker/1:0+events07:40:241
109544699729725,3cyclictest1372584-21kworker/3:0+events11:13:563
109544199728724,3cyclictest642158-21kworker/1:0+events12:14:241
109544399727724,2cyclictest3199278-21kworker/2:2+events12:36:482
109544699726722,3cyclictest1341577-21kworker/3:2+events10:32:183
109544199725721,3cyclictest642158-21kworker/1:0+events09:22:131
109544699723719,3cyclictest1372584-21kworker/3:0+events11:07:553
109544699723719,3cyclictest1372584-21kworker/3:0+events11:07:543
109544199719715,3cyclictest642158-21kworker/1:0+events12:06:371
109544199718714,3cyclictest1471564-21kworker/1:2+events12:15:421
109544199717713,3cyclictest642158-21kworker/1:0+events07:39:021
109544399715711,3cyclictest1353605-21turbostat10:39:542
109544199715712,2cyclictest642158-21kworker/1:0+events07:31:141
109544199713710,2cyclictest1116096-21turbostat07:29:561
109543799702698,3cyclictest1421978-21turbostat11:34:560
109544199691687,3cyclictest1253275-21turbostat09:19:561
109544199691687,3cyclictest1253275-21turbostat09:19:551
109544399687682,4cyclictest1496774-21turbostat12:34:542
109544699685681,3cyclictest1502949-21turbostat12:39:553
109544199684679,4cyclictest1459503-21turbostat12:04:561
109544699683679,3cyclictest1359869-21turbostat10:44:553
109543799683676,6cyclictest1228261-21kworker/0:1+events11:40:210
109544699673669,3cyclictest1434422-21turbostat11:44:563
109544699635633,1cyclictest1478127-21turbostat12:19:543
109544699621617,3cyclictest1134889-21turbostat07:44:553
1095437994240,421cyclictest1228261-21kworker/0:1+events10:10:230
1095437991880,186cyclictest1478391-21cat12:15:090
1095443992622,3cyclictest1328749-21munin-run10:15:002
1095437992623,2cyclictest1109881-21turbostat.cron07:20:010
1095437992623,2cyclictest1109881-21turbostat.cron07:20:000
1095437992520,3cyclictest523-21gdbus09:05:010
1095443992317,4cyclictest1166004-21cron08:05:002
1095441992320,2cyclictest1509151-21idleruntime-cro12:40:001
1095441992219,2cyclictest1247090-21sh09:10:001
1095443991916,2cyclictest0-21swapper/207:40:002
1095443991915,3cyclictest506-21in:imuxsock08:55:002
1095441991914,3cyclictest0-21swapper/111:40:001
13887332180,1sleep2391rcuc/211:00:172
1095443991815,2cyclictest0-21swapper/208:50:002
1095441991815,2cyclictest1291909-21irqcore09:45:161
1095441991814,3cyclictest491-21avahi-daemon07:15:001
1095441991814,3cyclictest1159750-21cron08:00:011
1095437991814,3cyclictest523-21gdbus07:40:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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