Subject: Re: NFS problems
To: Frank van der Linden <fvdl@wasabisystems.com>
From: Steven M. Bellovin <smb@research.att.com>
List: tech-kern
Date: 07/22/2002 20:05:15
In message <20020722235640.A19849@vaasje.org>, Frank van der Linden writes:
>On Mon, Jul 22, 2002 at 08:03:52AM -0400, Steven M. Bellovin wrote:
>> In message <20020720013228.A8641@pyy.jmp.fi>, Jukka Marin writes:
>> There have been a number of problems caused by the new default NFS 
>> block size.  Should that be backed out?  Better documented, with a 
>> work-around?  Made into a sysctl-settable value?
>
>The larger default size is present in 1.5.2 and 1.5.3 as well, and
>is only used on i386. Very few problems were reported with 1.5.2,
>except for some old ethernet cards, which was more or less expected.
>The fix for this is documented in the mount_nfs manual page.

Hmm -- but one program that had blocksize-related problems was cfsd, 
and it ran just fine on 1.5.3.  That's pure loopback; there's no 
Ethernet card involved.

		--Steve Bellovin, http://www.research.att.com/~smb (me)
		http://www.wilyhacker.com ("Firewalls" book)