[ZODB-Dev] RelStorage pack with history-free storage results in POSKeyErrors
Jürgen Herrmann
Juergen.Herrmann at XLhost.de
Wed Jan 26 16:57:56 EST 2011
On Wed, 26 Jan 2011 21:54:52 +0000, Chris Withers
<chris at simplistix.co.uk> wrote:
> On 26/01/2011 21:05, Shane Hathaway wrote:
>> On 01/26/2011 11:52 AM, Chris Withers wrote:
>>> On 26/01/2011 14:08, Shane Hathaway wrote:
>>>> I've checked in a fix in Subversion. Please try it out. I need to
>>>> look
>>>> at the possible pack issue recently reported before we make a
>>>> release.
>>>
>>> Where is this pack issue documented/discussed?
>>
>> See the discussion here with Anton Stonor. We are still only
>> hypothesizing that there's a bug.
>
> Well, my case matches that case pretty exactly...
>
> MySQL 5.1, RelStorage 1.4.0...
> Anton, were you using a history-free storage?
>
>>> Also, does RelStorage have a bug tracker anywhere?
>>
>> Not yet. The need for one has not been clear until very recently.
>> RelStorage is turning into a community project and every community
>> project needs a bug tracker. I suggest we use Launchpad.
>
> Meh, I'm no fan of Launchpad, I vastly prefer Trac, but it's not my
> project and I'll use whatever your choose more than happily ;-)
>
>> That may be related, but first, are you mounting databases? You have
>> to
>> be careful with mounted databases and packing.
>
> This exact setup has been used with FileStorages served over ZEO for
> getting on for a decade now... Does RelStorage do anything different
> in
> this area?
>
> (in the affected project, I'm fairly certain there are no
> cross-database
> references...)
>
> cheers,
>
> Chris
is there a script or some example code to search for cross db
references?
i'm also eager to find out... for now i disabled my packing cronjobs.
jürgen
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