Subj : Re: Lock Free -- where to start
To   : comp.programming.threads
From : David Schwartz
Date : Thu Sep 29 2005 12:28 pm


"Joe Seigh" <jseigh_01@xemaps.com> wrote in message 
news:XfydndTAWZcgvqHeRVn-jQ@comcast.com...

> Lock-free is about scalability, not the actual overhead.   If you know 
> your
> application will never experience high contention or you don't care about
> scalability then you should stick with conventional lock based solutions.

    The point is, locks allow you to avoid high contention (by scheduling 
tasks that don't contend). Lock free algorithms, in general, force you to 
suffer through it (by allowing contending tasks to continue attempting to 
run in parallel).

    DS

.