| From: | Andrew Dunstan <andrew(at)dunslane(dot)net> |
|---|---|
| To: | "Bort, Paul" <pbort(at)tmwsystems(dot)com> |
| Cc: | pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Compression and on-disk sorting |
| Date: | 2006-05-16 15:53:42 |
| Message-ID: | 4469F586.3050706@dunslane.net |
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| Thread: | |
| Lists: | pgsql-hackers pgsql-patches |
Bort, Paul wrote:
>> Compressed-filesystem extension (like e2compr, and I think either
>> Fat or NTFS) can do that.
>>
>>
>
> Windows (NT/2000/XP) can compress individual directories and files under
> NTFS; new files in a compressed directory are compressed by default.
>
> So if the 'spill-to-disk' all happened in its own specific directory, it
> would be trivial to mark that directory for compression.
>
> I don't know enough Linux/Unix to know if it has similar capabilities.
>
>
>
Or would want to ...
I habitually turn off all compression on my Windows boxes, because it's
a performance hit in my experience. Disk is cheap ...
cheers
andrew
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