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Re: Configuring fdatasync for Solaris2

From: Peter Eisentraut <peter_e(at)gmx(dot)net>
To: Kenji Sugita <sugita(at)sra(dot)co(dot)jp>
Cc: <pgsql-patches(at)postgresql(dot)org>
Subject: Re: Configuring fdatasync for Solaris2
Date: 2001-09-11 19:25:31
Message-ID: Pine.LNX.4.30.0109112122280.680-100000@peter.localdomain (view raw or flat)
Thread:
Lists: pgsql-patches
Kenji Sugita writes:

> ;;; I have installed a patch that should work for you.  I used -lrt instead of
> ;;; -lposix4.  They should be the same, but the former seems to be preferred.
>
> Did you posted? I would like to try to use it.

I added

    AC_SEARCH_LIBS(fdatasync, rt)

near the location where your patch went.

> My understanding is that it should be enabled by configure, since fdatasync
> is the best method for Solaris2.

Correct.  fdatasync() is (when not simply aliased to fsync) more efficient
than fsync(), which is it's reason of existence.  I find it interesting
that it's associated with "real-time" computing.

-- 
Peter Eisentraut   peter_e(at)gmx(dot)net   http://funkturm.homeip.net/~peter


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Subject: Re: Configuring fdatasync for Solaris2
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