Re: [ZODB-Dev] Extenuated memory

2006-03-23 Thread Tim Peters
[Antonio Beamud Montero] Well, now I can minimize the cache and get the next values (an unclosed connection fixed): [['BTrees.OOBTree.OOBTree', 3], ['Persistence.PersistentMapping', 6], ['request.Request', 14], ['status.Status', 3]] But my server doesn't free any memory, now it uses 55Mb of

[ZODB-Dev] Conflict resolving persistent queue?

2006-03-23 Thread Chris Withers
Hi All, I was wondering whether anyone had implemented a FIFO persistent queue class which has the following conflict resolution strategy: two concurrent adds: adds both new items to the end of the queue in a time-based order one add and one remove happening concurrently: add the new item