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2023-12-06 - 18:44

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: reduced 
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 Wed Dec 06, 2023 12:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
62463799743740,2cyclictest986114-21turbostat12:34:543
62463799736734,1cyclictest835073-21kworker/3:1+pm11:00:113
62463399732729,2cyclictest818390-21turbostat10:04:562
62463099727724,2cyclictest648882-21turbostat07:34:561
62463799726720,5cyclictest767898-21turbostat09:19:553
62463799724721,2cyclictest624442-21turbostat07:14:553
62463799723720,2cyclictest739661-21turbostat08:54:553
62463099719716,2cyclictest969432-21turbostat12:19:551
62463799717714,2cyclictest666080-21turbostat07:49:553
62463799717710,6cyclictest974993-21turbostat12:24:553
62463099715712,2cyclictest936110-21turbostat11:49:551
62463099715712,2cyclictest868938-21turbostat10:49:551
62463799713710,2cyclictest835099-21turbostat10:19:563
62463099712709,2cyclictest958322-21turbostat12:09:561
62462799711708,2cyclictest784595-21turbostat09:34:550
62463799710703,6cyclictest756378-21turbostat09:09:553
62463099710707,2cyclictest745184-21kworker/1:0+pm09:00:101
62463099709706,2cyclictest840650-21turbostat10:24:551
62463799704701,2cyclictest790166-21turbostat09:39:553
62463099704701,2cyclictest672001-21turbostat07:54:551
62463099704696,5cyclictest902339-21turbostat11:19:541
62463799703700,2cyclictest862989-21turbostat10:44:553
62463799703697,5cyclictest941622-21turbostat11:54:553
62463799703697,5cyclictest728134-21turbostat08:44:563
62463799703696,6cyclictest880093-21turbostat10:59:543
62463399702700,1cyclictest761964-21turbostat09:14:562
62463799701698,2cyclictest823970-21turbostat10:09:553
62463799699697,1cyclictest716971-21turbostat08:34:553
62463799699692,6cyclictest891229-21turbostat11:09:543
62463399699696,2cyclictest630127-21turbostat07:19:562
62463099699692,6cyclictest694651-21turbostat08:14:561
62463799697694,2cyclictest857431-21turbostat10:39:553
62463799695692,2cyclictest711419-21turbostat08:29:563
62463399695692,2cyclictest947200-21turbostat11:59:552
62463399695692,2cyclictest812818-21turbostat09:59:552
62463399694691,2cyclictest722567-21turbostat08:39:552
62463399692690,1cyclictest885637-21turbostat11:04:542
62463799691685,5cyclictest806901-21turbostat09:54:563
62463799691685,5cyclictest806901-21turbostat09:54:553
62463099690683,6cyclictest660471-21turbostat07:44:551
62462799686683,2cyclictest952740-21turbostat12:04:560
62463099685678,6cyclictest908251-21turbostat11:24:551
62463799684678,5cyclictest643323-21turbostat07:29:553
62463399684682,1cyclictest750781-21turbostat09:04:552
62463099684682,1cyclictest688728-21turbostat08:09:551
62463099684681,2cyclictest991718-21turbostat12:39:551
62463099683681,1cyclictest829536-21turbostat10:14:561
62463799680676,3cyclictest779058-21turbostat09:29:553
62463099680678,1cyclictest705821-21turbostat08:24:561
62463099680677,2cyclictest930529-21turbostat11:44:551
62463799677675,1cyclictest924934-21turbostat11:39:553
62463799676674,1cyclictest734108-21turbostat08:49:553
62463099675672,2cyclictest683156-21turbostat08:04:551
62463099674671,2cyclictest851832-21turbostat10:34:551
62463099674671,1cyclictest745214-21turbostat08:59:551
62463799671669,1cyclictest773498-21turbostat09:24:543
62463099671668,2cyclictest795735-21turbostat09:44:551
62463799669666,2cyclictest677563-21turbostat07:59:553
62463399667665,1cyclictest980551-21turbostat12:29:552
62463099667664,2cyclictest846224-21turbostat10:29:561
62463099661658,2cyclictest637730-21turbostat07:24:551
62463799660657,2cyclictest654836-21turbostat07:39:553
62463099659657,1cyclictest700259-21turbostat08:19:551
62463099659657,1cyclictest700259-21turbostat08:19:551
62463799658656,1cyclictest874549-21turbostat10:54:553
62463099656653,2cyclictest896836-21turbostat11:14:551
62463099656650,5cyclictest963871-21turbostat12:14:551
62463799653650,2cyclictest913821-21turbostat11:29:553
62463399650647,2cyclictest919383-21turbostat11:34:552
62463399650647,2cyclictest919383-21turbostat11:34:552
624630996486,640cyclictest801345-21turbostat09:49:561
624630996486,640cyclictest801345-21turbostat09:49:551
62463799646644,1cyclictest947163-21kworker/3:1+pm12:35:103
62463399643637,5cyclictest694724-21kworker/2:2+pm09:15:122
62463099631629,1cyclictest796406-21kworker/1:1+pm10:35:101
62463799629627,1cyclictest619314-21kworker/3:0+pm07:40:093
62463799610608,1cyclictest619314-21kworker/3:0+pm08:00:113
62463799610608,1cyclictest619314-21kworker/3:0+pm07:50:113
62463399604602,1cyclictest694724-21kworker/2:2+pm09:05:112
62463799596594,1cyclictest700223-21kworker/3:0+pm08:55:113
62463399595592,2cyclictest694724-21kworker/2:2+pm08:40:122
62463399591589,1cyclictest868961-21kworker/2:0+pm12:30:102
62463799588586,1cyclictest700223-21kworker/3:0+pm09:40:113
62463799581579,1cyclictest947163-21kworker/3:1+pm11:55:113
62463799574571,2cyclictest947163-21kworker/3:1+pm12:25:123
62463799561559,1cyclictest835073-21kworker/3:1+pm10:20:103
62463799556554,1cyclictest619314-21kworker/3:0+pm07:15:113
62463799362360,1cyclictest700223-21kworker/3:0+pm09:30:113
62462799342339,2cyclictest958550-21kworker/0:0+pm12:05:100
62463799340338,1cyclictest619314-21kworker/3:0+pm07:30:113
62463099327324,2cyclictest796406-21kworker/1:1+pm09:50:121
62463099327324,2cyclictest796406-21kworker/1:1+pm09:50:121
62463099310308,1cyclictest796406-21kworker/1:1+pm11:25:121
62463099310308,1cyclictest796406-21kworker/1:1+pm10:15:111
62463799307305,1cyclictest835073-21kworker/3:1+pm10:45:123
62463099287285,1cyclictest567657-21kworker/1:1+pm07:55:111
62463099283281,1cyclictest567657-21kworker/1:1+pm07:45:111
62463799282280,1cyclictest700223-21kworker/3:0+pm09:10:123
62463799281278,2cyclictest919407-21kworker/3:3+pm11:30:113
62463799281278,2cyclictest919407-21kworker/3:3+pm11:30:103
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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