Subject RE: [firebird-support] Re: TCP/IP Blob Performance Problems
Author Nigel Weeks
> Austin,
>
> Have you tried to do some tests to see if it goes faster with
> something like zebedee? It does compact the packets (zlib,
> IIRC) so it should accelerate things a bit.
>
> as quoted on the site:
> Zebedee is a simple program to establish an encrypted,
> compressed "tunnel" for TCP/IP or UDP data transfer between
> two systems. This allows traffic such as telnet, ftp and X to
> be protected from snooping as well as potentially gaining
> performance over low-bandwidth networks from compression.
>
> http://www.winton.org.uk/zebedee/
> http://sourceforge.net/projects/zebedee/
> http://www.ibphoenix.com/main.nfs?a=ibphoenix&s=1105496344:633
417&page=ibp_zebedee


Stream-level compress will yield some benefits, but nowhere near as much as
block-level compression.

Compress the data, push it over the wire in compressed form and store it in
the BLOB.
Retrieve it in compressed form, pull across the wire, and decompress it
client side.

Nige