[Zope] Data.fs.lock?

[Chris Withers]

Erik Enge wrote:
> How would you do it?  In Unix you can't check if the file is being
> read to (can you?), so if you start backing up a 2GB Data.fs file
> and then the Zope process starts writing to it, you'll have garbage :-).

I don't think you'd have garbage since it's just transactions beign
tacked on the end of what's there already but it is a good point
nonetheless...

So, how should we backup data.fs without stopping Zope and ensuring the
integrity of our data all the while?

cheers,

Chris