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2024-11-22 - 06:29

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #0, slot #0

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.

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 50 highest latencies:
System r0s0s.osadl.org (updated Fri Nov 22, 2024 00:46:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
41707762292256,27sleep40-21swapper/419:07:534
41707762292256,27sleep40-21swapper/419:07:524
41708172291274,10sleep70-21swapper/719:08:287
41708172291274,10sleep70-21swapper/719:08:277
41707152289269,13sleep00-21swapper/019:07:080
41707152289269,13sleep00-21swapper/019:07:070
41706452289256,26sleep60-21swapper/619:06:106
41706452289256,26sleep60-21swapper/619:06:096
41706142287268,12sleep20-21swapper/219:05:422
41706142287268,12sleep20-21swapper/219:05:412
41707622285265,13sleep10-21swapper/119:07:421
41707622285265,13sleep10-21swapper/119:07:411
41707312285266,12sleep50-21swapper/519:07:215
41707312285266,12sleep50-21swapper/519:07:205
41707002285266,12sleep30-21swapper/319:06:553
41707002285266,12sleep30-21swapper/319:06:543
4171397995048,1cyclictest6432-21kworker/0:0+events00:20:220
4171403994948,1cyclictest16-21pr/tty020:25:596
4171397994948,1cyclictest6432-21kworker/0:0+events20:30:270
4171397994947,1cyclictest6432-21kworker/0:0+events21:00:110
4171403994846,1cyclictest153634-21in:imklog23:45:026
4171397994847,1cyclictest6432-21kworker/0:0+events23:35:220
4171397994847,1cyclictest6432-21kworker/0:0+events20:20:100
4171397994847,1cyclictest4161622-21kworker/0:1+events19:50:230
4171397994847,1cyclictest4161622-21kworker/0:1+events19:40:150
4171397994746,1cyclictest6432-21kworker/0:0+events22:55:180
4171397994746,1cyclictest6432-21kworker/0:0+events22:17:110
4171397994746,1cyclictest6432-21kworker/0:0+events20:14:260
4171397994746,1cyclictest6432-21kworker/0:0+events00:35:260
4171397994746,1cyclictest6432-21kworker/0:0+events00:06:190
4171403994646,0cyclictest0-21swapper/623:14:146
4171403994646,0cyclictest0-21swapper/623:14:146
4171397994645,1cyclictest6432-21kworker/0:0+events23:26:220
4171397994645,1cyclictest6432-21kworker/0:0+events23:06:540
4171397994645,1cyclictest6432-21kworker/0:0+events22:35:190
4171397994645,1cyclictest6432-21kworker/0:0+events21:46:230
4171397994645,1cyclictest6432-21kworker/0:0+events21:30:180
4171397994645,1cyclictest6432-21kworker/0:0+events20:52:550
4171397994645,1cyclictest6432-21kworker/0:0+events20:29:430
4171397994645,1cyclictest6432-21kworker/0:0+events20:15:230
4171397994645,1cyclictest6432-21kworker/0:0+events00:12:380
4171397994645,1cyclictest4161622-21kworker/0:1+events20:05:140
4171397994644,2cyclictest6432-21kworker/0:0+events23:50:100
4171403994544,1cyclictest0-21swapper/621:05:186
4171397994544,1cyclictest6432-21kworker/0:0+events23:49:380
4171397994544,1cyclictest6432-21kworker/0:0+events23:44:420
4171397994544,1cyclictest6432-21kworker/0:0+events23:30:180
4171397994544,1cyclictest6432-21kworker/0:0+events22:45:100
4171397994544,1cyclictest6432-21kworker/0:0+events22:40:220
4171397994544,1cyclictest6432-21kworker/0:0+events22:24:540
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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