Write performance in a replicated/distributed setup with KVM?

[samppah at neutraali.net (Samuli Heinonen)]

2.3.2012 15:33, Harald Hannelius kirjoitti:
> The pattern for me starts to look like this;
>
> max-write-speed ~= <link speed>/nodes.

Have you tried tuning performance.io-thread-count setting? More 
information about that can be found at 
http://docs.redhat.com/docs/en-US/Red_Hat_Storage_Software_Appliance/3.2/html/User_Guide/chap-User_Guide-Managing_Volumes.html

-samuli