Re: Proposed WAL changes

"Vadim Mikheev" <vmikheev@sectorbase.com> writes:

> I feel that the fact that
> 
> WAL can't help in the event of disk errors
> 
> is often overlooked.

This is true in general.  But, nevertheless, WAL can be written to
protect against predictable disk errors, when possible.  Failing to
write a couple of disk blocks when the system crashes is a reasonably
predictable disk error.  WAL should ideally be written to work
correctly in that situation.

Ian

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