You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2024-11-23 - 17:11

OSADL QA Farm on Real-time of Mainline Linux

About - Hardware - CPUs - Benchmarks - Graphics - Benchmarks - Kernels - Boards/Distros - Latency monitoring - Latency plots - System data - Profiles - Compare - Awards

Default latency plot of shadow in rack #9, 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 
Special  All - All RT - Optimization - Ethernet - Thumbnails - Next
  
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: 50 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 20 highest latencies:
System rack9slot8s.osadl.org (updated Sat Nov 23, 2024 12:44:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
819501930,0irq/47-4a10000024326-21runrttasks07:06:270
81950920,0irq/47-4a10000012559-21rm09:14:140
81950910,0irq/47-4a10000011963-21ssh10:39:420
81950900,0irq/47-4a1000007023-21runrttasks10:25:570
81950900,0irq/47-4a1000006677-21ssh11:46:150
81950900,0irq/47-4a10000022395-21ssh12:23:140
81950890,0irq/47-4a10000019805-21rm09:33:550
81950890,0irq/47-4a10000019297-21ssh10:58:410
81950890,0irq/47-4a10000016874-21ssh12:10:100
1756528911,0sleep017571-21ssh09:27:320
81950880,0irq/47-4a1000006851-21snmpd10:31:140
81950880,0irq/47-4a10000017836-21ssh10:55:020
81950880,0irq/47-4a10000014356-21rm10:46:110
81950870,0irq/47-4a1000008852-21rm11:51:260
81950870,0irq/47-4a10000024993-21ssh12:29:200
81950870,0irq/47-4a10000011877-21ssh11:58:390
81850870,0irq/46-4a10000030662-21ssh11:26:300
81950860,0irq/47-4a1000006851-21snmpd11:06:240
81950860,0irq/47-4a1000006567-21http10:25:070
81950860,0irq/47-4a1000002801-21ssh10:15:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional