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Subject: Re: SOLUTION: Too many open files error when sending to large list
From: Michael Ju. Tokarev (mjttls.msk.ru)
Date: Sat Aug 26 2000 - 18:08:09 CDT

Lutz Jaenicke wrote:
>
[]
> Having this said and rethinking Walter's statements, he sends mail to "all"
> for which an "owner-all" alias exists. "all" is however only distributed to
> sub-lists, for which there is no "owner-" alias available and that are very
> large themselves.
Lagest sublist have about 10..20 (ten..twenty) users there! :)
And there are about 20 sublists total ;)

> So Walter's clean solution would be to also add "owner-" aliases for the
> sub-lists.

Yes, probably. And mostly workaround again.

> Walter's problem (too many open files) would not have appeared, if "local"
> would have cried out loud when hitting the table limit instead of silently
> ignoring additional entries. On the other hand, probably many people with
> long aliases lists already exceeded the limit and never noted, they might
> have been surprised, why local suddenly stops working.
And this is with very good postfix logging in other places :)
Even with -v option...

> Due to the possibility of .forward files with an uncontroled number of
> entries, there cannot be a fixed limit that will make everybody happy.
> So, it is a design decision, a compromise to be made.

There should be another mechanism. I don't know what, but it should
be somewhere... Woops, I still didn't looked to source! :(