F21 Self Contained Change: Remote Journal Logging

Simo Sorce simo at redhat.com
Tue Apr 22 18:19:12 UTC 2014


On Tue, 2014-04-22 at 19:04 +0200, Miloslav Trma─Ź wrote:
> 2014-04-22 15:10 GMT+02:00 Simo Sorce <simo at redhat.com>:
> 
> > A good protocol would allow to send a first small
> > packet that establish a connection and a reply that can "push back" on
> > the client w/o requiring huge bandwidth to be spent.
> >
> 
> Isn't that an inherent capability of TCP?

Sure, that's one way when bandwidth is the issue. There are other issues
though, and just closing the connection on the client if you do not want
any traffic is a bit blunt. It also does not give the client any idea
when it is ok to retry.

> If it is not automatic, maybe it would only be up to the log receiver to
> appropriately decrease the receive buffers on their incoming sockets?

This is not a problem I care, the kernel already does it quite well.

Simo.

-- 
Simo Sorce * Red Hat, Inc * New York



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