[ZODB-Dev] RE: [Zope] Analyzing ZODB objects
dieter at handshake.de
Tue Oct 28 13:44:05 EST 2003
Bjorn Stabell wrote at 2003-10-27 09:45 +0800:
> > From: Dieter Maurer [mailto:dieter at handshake.de]
> > I had a similar problem (the ZODB grew far too fast) and I
> > wanted to understand why.
> > I extended Zope's "Undo" information to include the
> > transaction size. This allowed me to see precisely which
> > transactions were larger than expected.
> > I extended the "fsdump" utility to include the (pickle) sizes
> > of the object records contained in a transaction and to
> > restrict the range of dumped transactions.
> > This has been enough to analyse the problem: ZCatalog's
> > Metadata records caused a transaction size to grow from an
> > expected few hundred bytes to about 500 kB.
> Any chance of seeing these changes in the core?
I cannot speak about the core...
But, I can make the extensions available.
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