---------- Forwarded message ----------
From: Trustin Lee <[EMAIL PROTECTED]>
Date: Sep 13, 2006 1:59 PM
Subject: Re: Controlling rate of writes in Mina 0.8.2
To: mina-dev@directory.apache.org

Hi Hanson,

On 9/13/06, Hanson Char <[EMAIL PROTECTED]> wrote:

Hi,

A quick question.  Is there an easy way in Mina 0.8.2 to control the rate
of
physical network write operations to not exceeding a specific number of
messages ?

For example, can I say for a particular socket connection session Mina
should write physically no more than 3 messages per second ?  Message here
means the argument that get passed to session.write(Object).

AFAIK the session.write() is a logical asyn operation, and Mina therefore
reserves the right to buffer it underneath.  If so, controlling the rate
of
session.write() cannot be relied upon to control the rate of physical
messages that get sent down the wire.

Or am I mistaken ?


You are correct, but you can make session.write() a blocking operation by
inserting a filter which limits the write rate.  Please implement your
filter's filterWrite() to throttle the write request.

BTW this idea is nice.  Could you please create a JIRA issue for us so we
can resolve it someday and you can switch over to our version of write rate
limiting filter?  Otherwise you could contribute! ;)

Trustin
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