Re: PostgreSQL, NetBSD and NFS - Mailing list pgsql-hackers

From Byron Servies
Subject Re: PostgreSQL, NetBSD and NFS
Date
Msg-id 20030205172409.GD590@owl.central
Whole thread Raw
In response to Re: PostgreSQL, NetBSD and NFS  (Justin Clift <justin@postgresql.org>)
List pgsql-hackers
On February 06, 2003 at 03:50, Justin Clift wrote:
> Tom Lane wrote:
> <snip>
> >Hoo boy.  I was already suspecting data corruption in the index, and
> >this looks like more of the same.  My thoughts are definitely straying
> >in the direction of "the NFS server is dropping bits, somehow".
> >
> >Both this and the (admittedly unproven) bt_moveright loop suggest
> >corrupted values in the cross-page links that exist at the very end of
> >each btree index page.  I wonder if it is possible that, every so often,
> >you are losing just the last few bytes of an NFS transfer?
> 
> Hmmm... does anyone remember the name of that NFS testing tool the 
> FreeBSD guys were using?  Think it came from Apple.  They used it to 
> find and isolate bugs in the FreeBSD code a while ago.
> 
> Sounds like it might be useful here.
> 
> :-)
> 

fsx.  See also <http://www.connectathon.org>

hth,

Byron


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