DOS: Clients can freeze other clients smbd
David Collier-Brown
davecb at canada.sun.com
Tue Aug 31 16:38:57 GMT 1999
Jeremy Allison wrote:
> > Hmmm. Why does this change improve things ? I remember
> > debugging one performance problem in the Vantive daemon where
> > the cost of doing the system calls to set/unset the alarm and
> > attendent signal handler were massively eating CPU.
Mattias.Gronlund wrote:
> You might be right, I just start with the removal of all blocking
> socket-calls.
On Suns, poll(2) is considered the "best" interface,
for generality and speed, immediately followed by
select(3), distantly followed by signaling schemes.
Select, of course, is more portable than poll.
--dave
--
David Collier-Brown, | Always do right. This will gratify some people
185 Ellerslie Ave., | and astonish the rest. -- Mark Twain
Willowdale, Ontario | http://java.science.yorku.ca/~davecb
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