StarCluster - Mailing List Archive

Re: [Starcluster] connection.execute blocks

From: Thomas Deselaers <no email>
Date: Fri, 16 Apr 2010 07:52:46 +0200

Hi Dan,

I would recommend looking into the startup scripts of databases that
come with linux distributions.
Typically they use some tools to start databases in the background
that also redirect output to logfiles and some other means to make
them failsafe like lockfiles.


On Fri, Apr 16, 2010 at 02:58, Dan Yamins <> wrote:
> I'm trying to write a plug in that starts database server on on of the nodes
> of my cluster.
> However, a line like this in my plugin:
>        connection.execute('commands to start the DB')
> wont' work because the command to start the DB process doesn't return  --
> not until the DB is killed -- so since connection.execute blocks, this never
> returns, and the rest of the execution of the plugin hangs.
> The same thing happens when I try to run the process in teh background, e.g.
>     connection.execute('commands to start the DB &')
> Fundamentally this is because blocks.
> What I should do?
> _______________________________________________
> Starcluster mailing list

Received on Fri Apr 16 2010 - 01:53:08 EDT
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