Diskkeeper CANNOT touch the databases if Exchange is running - it will get
access denied because it tries to create an exclusive lock on the file.

------------------------------------------------------
Roger D. Seielstad - MCSE
Sr. Systems Administrator
Peregrine Systems
Atlanta, GA


> -----Original Message-----
> From: Jean-Francois Bourdeau [mailto:[EMAIL PROTECTED]] 
> Sent: Monday, April 22, 2002 8:53 PM
> To: Exchange Discussions
> Subject: Re: Diskeeper and Exchange the final word ?
> 
> 
> Thanks Glen...Good point
> 
> but can Diskeeper do a good job to try to defrag an " on line 
> " exchange server ?
> 
> Not all ex server have their database on a stand alone 
> partition or disk. Sometime this list is like MS exam, we're 
> supposed everyone are dealing with 10 servers, 2000 users etc ;-)
> 
> A lot of my ex customer often end up with files on the same 
> partition as the edb files.. .And my few SBS 2000 customer are worse.
> 
> Then I was really wondering if Diskeeper can do a good job 
> when defragmenting an online Ex 2000 server (external 
> fragmentation of the database....The file itself split 
> everywhere on the partition )
> 
> JF
> ----- Original Message -----
> From: "Glenn Corbett" <[EMAIL PROTECTED]>
> To: "Exchange Discussions" <[EMAIL PROTECTED]>
> Sent: Monday, April 22, 2002 8:48 PM
> Subject: Re: Diskeeper and Exchange the final word ?
> 
> 
> > Daniel,
> >
> > Correct as always, however.
> >
> > You can shut down the exchange services (which obviously affects 
> > Exchange
> > availability) and perform a Diskeeper defrag on the volumes if the
> exchange
> > databases are shared with other files. This will organise 
> the files in 
> > a contiguous manner, including the Exchange databases, but will not 
> > touch
> the
> > internal content of the files. The problem that can arise 
> with this is
> that
> > as the exchange databases start to grow, they will 
> immediately become 
> > "externally" fragmented, i.e. multiple file segments, as opposed to 
> > "internally" fragmented - what the exchange defrag process fixes.
> >
> > Glenn
> >
> > BTW, rightly or wrongly, not everyone has the luxury of storing the
> Exchange
> > DB's on their own spindles.
> >
> > ----- Original Message -----
> > From: "Daniel Chenault" <[EMAIL PROTECTED]>
> > To: "Exchange Discussions" <[EMAIL PROTECTED]>
> > Sent: Tuesday, April 23, 2002 10:11 AM
> > Subject: Re: Diskeeper and Exchange the final word ?
> >
> >
> > > Let's get this straight once and for all...
> > >
> > > Diskeeper does a file-level defrag of the hard-drive. It does not 
> > > touch
> > what
> > > is inside the files, just gathers the fragments together.
> > >
> > > Exchange databases do get fragmented, but _internally_ to their
> structure.
> > > Diskeeper will not touch that fragmentation.
> > >
> > > The Exchange database files are open; Diskeeper will try 
> very hard 
> > > to
> move
> > > them anyway, chewing up clock cycles and dragging down 
> performance.
> > >
> > > And since your EDB files are on their own spindle with 
> nothing else
> there
> > > (that IS how you're configured, right?) the file itself 
> will always 
> > > be contiguous; nothing to defrag.
> > >
> > > ----- Original Message -----
> > > From: "Jean-Francois Bourdeau" <[EMAIL PROTECTED]>
> > > To: "Exchange Discussions" <[EMAIL PROTECTED]>
> > > Sent: Monday, April 22, 2002 5:14 PM
> > > Subject: Diskeeper and Exchange the final word ?
> > >
> > >
> > > > Hi
> > > >
> > > > Can Diskeeper defrag an exchange server or not ?
> > > >
> > > > Must we exlude or not the exchange database Folder ?
> > > >
> > > > I heard opposites answers to that... From MS and from IT's also
> > > >
> > > > I would like to install Diskeeper on my next 
> installation and was
> > > wondering
> > > > if it can help the server running faster, if I must 
> exlude the ex
> > database
> > > > etc
> > > >
> > > > JF
> > > >
> > > >
> > > >
> > > > 
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