| From: | Geoffrey <esoteric(at)3times25(dot)net> |
|---|---|
| To: | Andrew McMillan <andrew(at)catalyst(dot)net(dot)nz> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-performance(at)postgresql(dot)org |
| Subject: | Re: good pc but bad performance,why? |
| Date: | 2004-04-08 11:56:53 |
| Message-ID: | 40753E05.7030300@3times25.net |
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| Thread: | |
| Lists: | pgsql-performance |
Andrew McMillan wrote:
> On Thu, 2004-04-08 at 14:13, Tom Lane wrote:
>
>> Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:
>>
>>> Tom Lane wrote:
>>>
>>>> But it should be okay to set the filesystem to journal only its
>>>> own metadata. There's no need for it to journal file contents.
>>>>
>>
>>> Can you set ext2 to journal metadata? I didn't know it could do
>>> that.
>>
>> No, ext2 has no journal at all AFAIK. But I believe ext3 has an
>> option to journal or not journal file contents, and at least on a
>> Postgres-only volume you'd want to turn that off.
>
>
> No, it certainly doesn't.
You can mount ext3 filesystems as ext2 and they will function just as ext2.
--
Until later, Geoffrey Registered Linux User #108567
Building secure systems in spite of Microsoft
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