On 15/03/2019 18.38, Graham Percival wrote:
Unless your data changes a lot, it probably doesn't make much of a
difference to the amount that you pay. For example, let's look at
Yes, the motivation for cleaning up archives does not come from saving
money. But if you archive often, the number of archives does cause a
burden for other operations, most critically restore, but also fsck will
be slow if you have a lot of archives.
The first step for restore will often be to list all archives in order
to find the name of the latest archive. This operation will take a long
time on a big list.
Similarly, an fsck operation enumerates all archives.
Of course, since restore seems to run flat at ~1Mbps then this is not
the biggest slowdown during disaster recovery via tarsnap.
/Jacob
