Re: Linux-1.3.88 - Code Freeze
really kuznet@ms2.inr.ac.ru (inr-linux-kernel@ms2.inr.ac.ru)
22 Apr 1996 16:55:47 +0400
Alan Cox (alan@cymru.NET) wrote:
: > and you will get drastic improvement of NFS write performance.
: > (for programs that use stdio)
: > You can set rsize to any value >=4096, and wsize to
: > 8192-NFS_SLACK_SPACE-~512 to avoid 16K kmallocs.
: > It is funny, but I do not know any program, that is confused
: > by strange value of blksize (a sort of 6144) 8)8)
: Except non Linux NFS servers where writes not equal to their page size
: causes performance to dive.
I heared about it and even tested SS20/Solaris-2.3 (well, not very carefully)
Did not found no performance peaks at 4096/8192, only monotonical
grow. I suspect, that it will expose only when you'll write to
sparc server from ten linux boxes.
Alexey Kuznetsov.