| From: | Richard Tucker <richt(at)multera(dot)com> |
|---|---|
| To: | "Mikheev, Vadim" <vmikheev(at)SECTORBASE(dot)COM>, "'Tom Lane'" <tgl(at)sss(dot)pgh(dot)pa(dot)us>, "J(dot) R(dot) Nield" <jrnield(at)usol(dot)com> |
| Cc: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>, PostgreSQL Hacker <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: PITR, checkpoint, and local relations |
| Date: | 2002-08-07 15:32:01 |
| Message-ID: | EKEKLEKKLDAEEKDBDMMAMEJICDAA.richt@multera.com |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
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| Lists: | pgsql-hackers |
> -----Original Message-----
> From: Mikheev, Vadim [mailto:vmikheev(at)SECTORBASE(dot)COM]
> Sent: Friday, August 02, 2002 6:01 PM
> To: 'Tom Lane'; J. R. Nield
> Cc: Richard Tucker; Bruce Momjian; PostgreSQL Hacker
> Subject: RE: [HACKERS] PITR, checkpoint, and local relations
>
>
> > > How do you get atomic block copies otherwise?
> >
> > Eh? The kernel does that for you, as long as you're reading the
> > same-size blocks that the backends are writing, no?
>
> Good point.
>
We know for sure the kernel does this? I think this is a dubious
assumption.
> Vadim
>
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