On Tue, Aug 25, 1998 at 12:16:04PM +0800, Michael O'Reilly wrote:
> #1. We delete as often as we create.
Is this necessary?
Assuming the `peaks' times are short enough to to overwhelm the disk
and that cache_min/cache_max are far enough apart - can deletes not
be deferred a little while and perhaps batched?
> #3. We normally sit fairly close to full. (i.e. 95% used).
Or worse...
/dev/sdb1 4292072 4196407 51246 99% /mounts/cache0
/dev/sdc1 4059377 3994873 22495 99% /mounts/cache1
> #5. Most objects are 'soft', in that we're allowed to delete them
> almost any time we like if we really need to.
Some objects also need to unlinked as soon as all references to them
disappear.
> #6. We never do anything other than sequential reading or writing.
Provided we can seek/read - byte range utilization in browsers is
only going to become more common.
-cw
Received on Tue Jul 29 2003 - 13:15:52 MDT
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