On 2012-10-10, Seref Arikan <serefarikan@kurumsalteknoloji.com> wrote:
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> Thanks Bret,
> I'm concerned about what happens when my functions under high load fills
> the ramdrive with temporary tables I'm using. The advantage of telling
> postgres to use ram with an option to fall back to disk is significantly
> better in terms of uptime.
> However, I was thinking about some mechanism in the middle tier that
> watches the space in the ram drive and redirects queries to functions that
> create temp tables on disk, if ram drive is close to full. That may help me
> accomplish what I'm trying to
That's what operating systems are for, ramdisk is only ever a hint,
is ram is short it will wind up in swap, if ram is plentiful a disk
table will be fully buffered in ram.
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