[jira] [Commented] (COUCHDB-2819) Repeated DB creates for same DB unnecessarily spam couch_server

["ASF GitHub Bot (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/COUCHDB-2819?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14900798#comment-14900798 ] 

ASF GitHub Bot commented on COUCHDB-2819:
-----------------------------------------

GitHub user smithsz opened a pull request:

    https://github.com/apache/couchdb-fabric/pull/30

    Check if a DB exists prior to creating

    COUCHDB-2819

You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/smithsz/couchdb-fabric 2819-db-create-check-already-exists

Alternatively you can review and apply these changes as the patch at:

    https://github.com/apache/couchdb-fabric/pull/30.patch

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #30
    
----
commit a9b77c071ea2280a036e8fe14e3e678d46ed1744
Author: Sam Smith <sa...@cloudant.com>
Date:   2015-09-21T15:05:16Z

    Check if a DB exists prior to creating
    
    COUCHDB-2819

----


> Repeated DB creates for same DB unnecessarily spam couch_server
> ---------------------------------------------------------------
>
>                 Key: COUCHDB-2819
>                 URL: https://issues.apache.org/jira/browse/COUCHDB-2819
>             Project: CouchDB
>          Issue Type: Bug
>      Security Level: public(Regular issues) 
>          Components: Database Core
>            Reporter: Sam Smith
>            Priority: Minor
>
> When bad clients make multiple requests to create the same DB it can overload couch_server.
> CouchDB could better handle this case. It would be relatively cheap to check if a corresponding shard map already exists. If so, this would allow for an early 412 exit.



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