Le lundi 19 mars 2012 20:59:24, Sebastian Wain a écrit :
Indeed I want to sync the same BTree between threads. I am adding
persistence and acknowledgement to the Python queue.
I don't understand what you mean by:
- sync: ZODB is probably not a good backend to provide synchronisation as a
Le lundi 19 mars 2012 21:49:11, Jim Fulton a écrit :
sync should be deprecated. :)
transaction.begin() is better.
Off-topic: it is possible that calling transaction.begin() does not offer a
most up-to-date view of the database.
This is easy to notice when using another database concurrently
Indeed I want to sync the same BTree between threads. I am adding
persistence and acknowledgement to the Python queue.
I don't understand what you mean by:
- sync: ZODB is probably not a good backend to provide synchronisation as
a
feature, ie it's not a lock server and does what it can to
On Thu, Mar 15, 2012 at 11:09 AM, Jim Fulton j...@zope.com wrote:
On Wed, Mar 14, 2012 at 1:47 PM, Jim Fulton j...@zope.com wrote:
...
At some point soonish, I'll do some
tests against a large database.
On a database with 180 million records, 150 million of which
are compressable:
Am 20.03.2012 15:27, schrieb Jim Fulton:
On Thu, Mar 15, 2012 at 11:09 AM, Jim Fulton j...@zope.com wrote:
On Wed, Mar 14, 2012 at 1:47 PM, Jim Fulton j...@zope.com wrote:
...
At some point soonish, I'll do some
tests against a large database.
On a database with 180 million records, 150
Hello,
What about LZ4HC?
http://code.google.com/p/lz4hc/
On Tue, 20 Mar 2012 10:27:26 -0400 you wrote:
On Thu, Mar 15, 2012 at 11:09 AM, Jim Fultonj...@zope.com wrote:
On Wed, Mar 14, 2012 at 1:47 PM, Jim Fultonj...@zope.com wrote:
...
At some point soonish, I'll do some
tests against a
It is possible to open a ZODB in a thread and share it to other threads
via a filesystem socket or pipe [rather than a TCP conntection]? I've
searched around and haven't found any reference to such a configuration.
--
System Network Administrator [ LPI NCLA ]
On 20 March 2012 16:52, Adam Tauno Williams awill...@whitemice.org wrote:
It is possible to open a ZODB in a thread and share it to other threads
via a filesystem socket or pipe [rather than a TCP conntection]? I've
searched around and haven't found any reference to such a configuration.
This
On Tue, Mar 20, 2012 at 12:52:07PM -0400, Adam Tauno Williams wrote:
It is possible to open a ZODB in a thread and share it to other threads
via a filesystem socket or pipe [rather than a TCP conntection]?
You don't need either if you use threads. Create a ZODB.DB.DB(), have
each thread invoke