[ZODB-Dev] RelStorage MySQL - StorageError: Unable to acquire commit lock
Ross J. Reedstrom
reedstrm at rice.edu
Thu Aug 13 16:45:02 EDT 2009
On Wed, Aug 12, 2009 at 08:57:39PM -0300, Rudá Porto Filgueiras wrote:
> On Wed, Aug 12, 2009 at 8:20 PM, Shane Hathaway<shane at hathawaymix.org> wrote:
> > A concurrent pack might provide another explanation. Have you ever packed
> > the database?
>
> No, there is no pack operation running, only people using Plone to put content.
Hmm, it's possible for some things in Plone to keep transactions open a
very long time: refreshing the portal_catalog for example.
> I first try to use PostgreSQL, but the time to convert ZODB
> FileStorage was much larger than MySQL, then I decide to use MySQL.
<snip>
I'm interested in knowing why you're moving from ZODB to RelStorage,
rather than ZEO? How large is your Data.fs, if you don't mind sharing
that information?
Ross
--
Ross Reedstrom, Ph.D. reedstrm at rice.edu
Systems Engineer & Admin, Research Scientist phone: 713-348-6166
The Connexions Project http://cnx.org fax: 713-348-3665
Rice University MS-375, Houston, TX 77005
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