| From: | Heikki Linnakangas <heikki(at)enterprisedb(dot)com> |
|---|---|
| To: | Kevin Grittner <Kevin(dot)Grittner(at)wicourts(dot)gov> |
| Cc: | Simon Riggs <simon(at)2ndquadrant(dot)com>, Jeff Davis <pgsql(at)j-davis(dot)com>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: [FEATURE REQUEST] Streaming Onlinebackup (MaybeOFFTOPIC) |
| Date: | 2007-09-27 07:31:20 |
| Message-ID: | 46FB5C48.5050903@enterprisedb.com |
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| Lists: | pgsql-hackers |
Kevin Grittner wrote:
> <1190837675(dot)4181(dot)716(dot)camel(at)ebony(dot)site>, Simon Riggs <simon(at)2ndquadrant(dot)com>
> wrote:
>> We should also document that this is designed to help compress files
>> that aren't full because we switched early because of archive_timeout.
>
> Attached is a modified version to implement both of these. I also bailed
> out if there was surplus input. I tried an optimization of allocating a
> separate buffer for outputting the zeros, to avoid repeated memset calls.
> It didn't seem to make a very big difference; do you think it's worth
> cluttering the code with that?
Would it work to just ftruncate the file?
--
Heikki Linnakangas
EnterpriseDB http://www.enterprisedb.com
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