Mark Hahn wrote:
1. Is there any influence on performance of a NFS-server from the
usage
of x32 CPU and OS instead of x64, if all other characteristics of the

64bitness is, at this level, purely a matter of register width, number and
address-space size. it might very well be that an NFS server would show an advantage to 64b if configured with a very large pagecache and a read
friendly workload.

system, i.e. amount of RAM, soft-SATA-II RAID 0, Realtek GLAN NIC are
the same?

I would say no - but I don't run any 32 bit machines as NFS servers!

I can't think of any reason to prefer 64b for NFS servers, except that 32b-only machines tend to be older (and thus limited in memory and IO bandwidth).

Being even more honest, I would look at this Realtek NIC and consider
putting in
An Intel E1000 based card. Also look closely at network tuning

I'd be pretty surprised if any Gb nic couldn't manage wire speed.

Then you haven't had my horrible experience with Broadcom 5708's.
--
Gerry Creager -- gerry.crea...@tamu.edu
Texas Mesonet -- AATLT, Texas A&M University        
Cell: 979.229.5301 Office: 979.458.4020 FAX: 979.862.3983
Office: 1700 Research Parkway Ste 160, TAMU, College Station, TX 77843
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