What do you mean by "interefes"? Is it just a matter of performance or can
lead to problems?
If it's just performance, I've seen that it's better to enable it.
On Wednesday 20 February 2008 17:41:53 Martin Radicke wrote:
> Hi Pablo,
> first of all thanks for looking into using proof in combination with
> dCache, I guess you are a pioneer in this area.
> I just want to say that "read-ahead" in ROOT's DCap-client is switched
> of by default for good reason, because most of the internal Tree-based
> structures of ROOT use their own kind of preread-mechanism, which
> interferes with the one provided by the Dcap-client. We saw this in the
> past, that's why by default read-ahead is disabled.
> > Hi all,
> > I would like to share with you some information about my testings of
> > performance in Proof with different storage schemas.
> > http://root.cern.ch/phpBB2/viewtopic.php?t=6236
> > I have translated this topic to the Proof Forum since seems to me more
> > Proof-related than just xrootd, I hope you don't mind.
> > BR/Pablo