[ZODB-Dev] [ZEO] Storage error with big transactions.

Andreas Jung lists at zopyx.com
Tue Feb 13 06:22:18 EST 2007



--On 13. Februar 2007 06:03:03 -0500 Jim Fulton <jim at zope.com> wrote:


>
> Based on the traceback you gave, this looks like a bug.  I've noticed,
> however, that large database records can lead to memory errors at sizes
> much smaller than I would expect.  If the problem is ultimately traced to
> a hidden memory error, there's not much that can be done.  In the long
> run, I expect we'll advise that "large" objects be put in blobs, where
> "large" might be smaller than one might expect.

Sure. This was just a simple approach to block ZEO for a while. In real
I would use something pdata-ish or blobs.

 For example, I've seen
> 90MB records lead to memory errors even on machines with a hundreds of
> megabytes free.

My Powerbook has 2GB of RAM and about 1.3GB were free :-)

Andreas

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