Re: Making metadata storage SQL-driven

On Thu, 2005-09-01 at 12:21 +0100, Jamie McCracken wrote:

> For instance the embedded mysql needs no set up and it will work out of 
> the box (its just a shared library) so installation and setup is a 
> non-issue. It has no locking issues as the INNODB stuff in mysql is 
> multi generational so readers and writers dont block each other and its 
> totally safe as a write generates a new copy of a record and the commit 
> on it is atomic so even of there's a power failure during a write 
> corruption will not occur to anything committed.

How does this work with shared NFS homedirs? Writes are not atomic there
the same way they are for local filesystems, so how could you make the
commit atomic.

 Alexander Larsson                                            Red Hat, Inc 
                   alexl redhat com    alla lysator liu se 
He's an otherworldly soccer-playing photographer from a doomed world. She's a 
hard-bitten gypsy soap star who dreams of becoming Elvis. They fight crime! 

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