Re: [bug-myserver] task #9307: Propose to improve GNU MyServer Throughput and Reliability

[Alexandru IANCU]

Hi Giuseppe,
I have problems using sendfile over SCTP :(

Did you tried it already?

On Sun, 2009-04-12 at 00:03 +0200, Giuseppe Scrivano wrote:
> Hi Alexandru,
> 
> Alexandru IANCU <address@hidden> writes:
> 
> > yes, a TCP connection is a subset of a SCTP stream. 
> > SCTP stream transports also notifications about different events like
> > negotiation of streams number SCTP association will have, so between a
> > SCTP stream and a protocol I see a data filter.
> >
> > I'm looking also at the code and I would change some parts that are not
> > related with SCTP associations: Protocol class derived from Filter and
> > Connection derived from FiltersChain.
> 
> Actually `Connection' maps a layer 7 protocol as HTTP or FTP, how a
> protocols chain can work?
> 
> I was thinking to model the problem in another way: now a connection is
> scheduled and made available to a thread when there is new data, and
> presumably a new request, on its socket.  This works well with TCP but
> using SCTP what should be scheduled is not the socket itself but a
> stream inside the socket, in other words the same connection can be
> scheduled on different threads at the same time, what will be different
> is not the connection but its stream.
> Some things must be abstracted in the current code to make it working
> well both on SCTP and TCP but it was on account :)
> 
> Happy Easter Day!
> Giuseppe