On Thu, 2004-11-18 at 23:54, Tom Lane wrote:
> I don't think so; WAL is inherently a linear log. (Awhile ago there was
> some talk of nonlinear log writing to get around the one-commit-per-
> disk-revolution syndrome, but the idea basically got rejected as
> unworkably complicated.)
...this appears to still be on the TODO list... should it be removed?
- Find a way to reduce rotational delay when repeatedly writing last WAL
page
Currently fsync of WAL requires the disk platter to perform a full
rotation to fsync again. One idea is to write the WAL to different
offsets that might reduce the rotational delay.
--
Best Regards, Simon Riggs
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