| From: | Philip Warner <pjw(at)rhyme(dot)com(dot)au> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, "Mikheev, Vadim" <vmikheev(at)SECTORBASE(dot)COM> |
| Cc: | "'pgsql-hackers(at)postgresql(dot)org'" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Re: TODO list |
| Date: | 2001-04-06 02:07:07 |
| Message-ID: | 3.0.5.32.20010406120707.00aafa30@mail.rhyme.com.au |
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| Lists: | pgsql-hackers |
At 18:25 5/04/01 -0400, Tom Lane wrote:
>
>A block-level CRC might be useful to guard against long-term data
>lossage, but Vadim thinks that the disk's own CRCs ought to be
>sufficient for that (and I can't say I disagree).
>
>So the only real benefit of a block-level CRC would be to guard against
>bits dropped in transit from the disk surface to someplace else
What about guarding against file system problems, like blocks of one
(non-PG) file erroneously writing to blocks of another (PG table) file?
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