vSTREAM-STL S2D Capabilities: Difference between revisions

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=== Test setup ===


Source: OPVXG Traffic Generator
Source: OPVXG Traffic Generator
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OptiView XG Traffic Generator version 
OptiView XG Traffic Generator version 


==== Traffic type ====
vSphere: ESXi v6.7 with 300 IOS
 
=== Traffic type ===


 
 
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==== Traffic measured (graphically) with Link Monitor for 60' at 5' AVG: ====
=== Traffic measured ===
 
=== Graphically with Link Monitor for 60' at 5' AVG: ===


 
 
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==== Conclusion ====
=== Conclusion ===
 
Because the default capacity of a VSphere Standard Virtual Switch (VSS) is specified as 200kpps, we must conclude  that vSTREAM-STL Stream to Disk performance is hardly affected by the number of CPU and memory assigned to the virtual machine.  
 
We did experience instability issues whenever the memory size was not in line with the numer of virtual CPU.  You must provide 2GB of RAM per vCPU.  This is also a recommendation of VMware itself.


 
 


[[Category:Private]]
[[Category:Private]]

Revision as of 06:50, 5 August 2019

Test setup

Source: OPVXG Traffic Generator

Destination: ME: CRT-VIR-A-VVSTL62:if4

vSTREAM Standalone version 6.2.0-451 on NGS 6.2.0-658 with two MON interfaces (auto tsa 50/50)

OptiView XG Traffic Generator version 

vSphere: ESXi v6.7 with 300 IOS

Traffic type

 

OPVXGTGPayloadType.png
OPVXGTGPayloadType.png

 

Traffic measured

Graphically with Link Monitor for 60' at 5' AVG:

 

VSTSTLS2D.png
VSTSTLS2D.png

 

Conclusion

Because the default capacity of a VSphere Standard Virtual Switch (VSS) is specified as 200kpps, we must conclude  that vSTREAM-STL Stream to Disk performance is hardly affected by the number of CPU and memory assigned to the virtual machine.  

We did experience instability issues whenever the memory size was not in line with the numer of virtual CPU.  You must provide 2GB of RAM per vCPU.  This is also a recommendation of VMware itself.