[Spread-users] mod_log_spread and RELIABLE_MESS

[Daniel Rall]

John David Duncan <jdd at greatschools.net> writes:

> I'm using mod_log_spread on some busy web servers.  I plan to increase
> WATER_MARK and MAX_SESSION_MESSAGES in spread_params.h.  It would bother
> me for apache to take a performance hit because of spread, but it
> would not
> bother me at all to occasionally lose log messages when the load was
> high.
>
> So here's a simple question:  is there any advantage in having
> mod_log_spread send messages as UNRELIABLE_MESS rather than
> RELIABLE_MESS?

Indeed.  Without flow control built in to the Spread server, the
"reliable" messages aren't nearly so reliable.