diff options
| author | Mike Bayer <mike_mp@zzzcomputing.com> | 2013-12-06 19:57:19 -0500 |
|---|---|---|
| committer | Mike Bayer <mike_mp@zzzcomputing.com> | 2013-12-06 19:59:06 -0500 |
| commit | 507a33319f7227a49fff62c4cac7f3f9272e927d (patch) | |
| tree | 907107d61217b19d7774407520987933bc749fae /doc | |
| parent | 661b1158b44f340083e3154e5870a5067f31bc03 (diff) | |
| download | sqlalchemy-507a33319f7227a49fff62c4cac7f3f9272e927d.tar.gz | |
- The :class:`.QueuePool` has been enhanced to not block new connection
attempts when an existing connection attempt is blocking. Previously,
the production of new connections was serialized within the block
that monitored overflow; the overflow counter is now altered within
it's own critical section outside of the connection process itself.
[ticket:2880]
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/build/changelog/changelog_08.rst | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/doc/build/changelog/changelog_08.rst b/doc/build/changelog/changelog_08.rst index c5f882f7f..4c9cc85d9 100644 --- a/doc/build/changelog/changelog_08.rst +++ b/doc/build/changelog/changelog_08.rst @@ -14,6 +14,17 @@ .. change:: :tags: bug, engine, pool :versions: 0.9.0b2 + :tickets: 2880 + + The :class:`.QueuePool` has been enhanced to not block new connection + attempts when an existing connection attempt is blocking. Previously, + the production of new connections was serialized within the block + that monitored overflow; the overflow counter is now altered within + it's own critical section outside of the connection process itself. + + .. change:: + :tags: bug, engine, pool + :versions: 0.9.0b2 :tickets: 2522 Made a slight adjustment to the logic which waits for a pooled |