Re: Closing some 8.4 open items - Mailing list pgsql-hackers

From Magnus Hagander
Subject Re: Closing some 8.4 open items
Date
Msg-id 49DCE416.70809@hagander.net
Whole thread Raw
In response to Re: Closing some 8.4 open items  (Heikki Linnakangas <heikki.linnakangas@enterprisedb.com>)
Responses Re: Closing some 8.4 open items  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers
Heikki Linnakangas wrote:
> Dave Page wrote:
>> On Wednesday, April 8, 2009, Josh Berkus <josh@agliodbs.com> wrote:
>>> Presumably fadvise is useless on Windows.  Anyone know?
>>
>> It is.
> 
> cygwin supports POSIX_FADV_SEQUENTIAL (and POSIX_FADV_NORMAL to revert
> it), but not any of the other flags. It maps it to
> NtSetInformationFile() like this:

We set this in our open() wrapper in the code today. That doesn't
support changing it after the fact, of course.

//Magnus



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