[ale] Sendmail latency

[Ryan Fish]

> On Tue, 2005-01-25 at 11:37 -0500, Ryan Fish wrote:
> >
> >
> > Where are 'max_daemon_children' and 'connection_rate_throttle' set?  I
can't
> > find them in sendmail.cf or sendmail.mc...
>
> WARNING: starting to adjust these can potentially produce interesting
> changes (some good, some bad).  I would recommend you test this on a
> testbed before implementing it in a production system.
>
> These 3 changes in sendmail.mc (and then a m4 compile of sendmail.mc)
>
>   define(`confMAX_DAEMON_CHILDREN', 10)dnl
>   define(`confCONNECTION_RATE_THROTTLE', 10)
>   define(`confSINGLE_THREAD_DELIVERY',false)
>
> will add these 3 lines to sendmail.cf
>
>   O MaxDaemonChildren=10
>   O ConnectionRateThrottle=10
>   O SingleThreadDelivery=false
>
> I'm not sure of what Sendmail defaults for those values, but basically
> those statements allow up to 10 simultaneous child processes (inbound
> and outbound).


FYI... Here is what they are set to now:

#O MaxDaemonChildren=0
#O ConnectionRateThrottle=0
#O SingleThreadDelivery=False