| From: | Neil Conway <neilc(at)samurai(dot)com> |
|---|---|
| To: | PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: adding support for posix_fadvise() |
| Date: | 2003-11-03 06:15:30 |
| Message-ID: | 1067840130.3089.177.camel@tokyo |
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| Lists: | pgsql-hackers |
On Mon, 2003-11-03 at 01:07, Neil Conway wrote:
> (1) As Manfred originally noted, when we advance to a new XLOG segment,
> we can use POSIX_FADV_DONTNEED to let the kernel know we won't be
> accessing the old WAL segment anymore. I've attached a quick kludge of a
> patch that implements this. I haven't done any benchmarking of it yet,
> though (comments or benchmark results are welcome).
Woops, the patch is attached.
-Neil
| Attachment | Content-Type | Size |
|---|---|---|
| xlog-fadvise-1.patch | text/x-patch | 1.6 KB |
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