Re: Session-Id

John Franks (john@math.nwu.edu)
Fri, 21 Jul 1995 21:06:16 -0500

In article <199507212304.TAA23595@hapeville.cc.gatech.edu> James Pitkow writes:
>
>Further more, the generation of unique ids on the server side means
>that some shared memory is used, which means locking, which means
>blocking. This can only serve to decrease the throughput of servers
>(what's the point of issuing unique ids if you turn away half of the users
>away?). Additional resources (computational and memory) are consumed
>by the management of ids and their recycling.
>

No, for a preforked server each preforked process uses its id plus a counter
which it increments for each request. For a threaded or forking server there
is only one counter which is incremented before forking.

>If a client generates an id, the server simply logs this to file

which means locking, which means blocking... ;)

-- 

John Franks Dept of Math. Northwestern University john@math.nwu.edu