Re: BUG #4510: memory leak with libpg.dll

MWendt wrote:
> The following bug has been logged online:
>
> Bug reference:      4510
> Logged by:          MWendt
> Email address:      marian.wendt@inca.eu
> PostgreSQL version: 8.1.x, 8.2.x
> Operating system:   windows xp (client), linux (postgres server)
> Description:        memory leak with libpg.dll
> Details:
>
> 1) DB server is down.
> 2) the client will connect to these DB server and is running correctly in a
> timeout. the problem is: for each connection attempt that will fail the
> memory usage is growing. that will result in massive memory allocation, if
> the client try to reconnect in high frequency. and furthermore the memory is
> not freed when the next connection can be established.
> 3) I guess in libpg.dll are some connection structures that are not freed
> correctly if the connection coult not established well.

Is there any chance you can supply the source code of a self-contained,
compileable test case (example program) that can demonstrate this? Your
description doesn't exclude the possibility of leaks occurring as a
consequence of failure to free resources in the program using libpq.

--
Craig Ringer