Re: [Xen-users] xen 3.3 -> tap:aio performance over nfs

[Stefan de Konink <stefan@xxxxxxxxx>]

C V wrote:
> It seems that 
> 1. tap:aio causes synchronous writes to the nfs mount (6 writes, wait for ack, write 6 more etc) as opposed to NFSv3 async write
> 2. Each synchronous write writes very small blocks (4K bytes vs max of 32K 
> bytes)
Then increase it ;)

> Is there any configuration option to tweak this behavior to get 
> better-performing async writes to the filer?
This is my big comparison table:

http://xen.bot.nu/benchmarks/virtueel.html


Stefan

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