On Tue, Jan 21, 2020 at 05:57:51PM +0000, Robin H. Johnson wrote:
> On Mon, Jan 20, 2020 at 12:57:51PM +0000, EDH - Manuel Rios wrote:
> > Hi Cephs
> > 
> > Several nodes of our Ceph 14.2.5 are fully dedicated to host cold storage / 
> > backups information.
> > 
> > Today checking the data usage with a customer found that rgw-admin is 
> > reporting:
> ...
> > That's near 5TB used space in CEPH, and the external tools are reporting 
> > just 1.42TB.
> - What are the external tools?
> - How many objects do the external tools report as existing?
> - Do the external tools include incomplete multipart uploads in their
>   size data?
> - If bucket versioning is enabled, do the tools include all versions in the
>   size data?
> - Are there leftover multipart pieces without a multipart head?  (this
>   is a Ceph bug that I think is fixed in your release, but old pieces
>   might still exist).

This has been filed as https://tracker.ceph.com/issues/43756

It's definitely lots of leftover MPU bits, as well as inconsistency
between MPU heads/parts in the index vs RADOS objects existing:
esp. cases with leftover MPU part in RADOS+index but the rest of the MPU is 

Robin Hugh Johnson
Gentoo Linux: Dev, Infra Lead, Foundation Treasurer
E-Mail   : robb...@gentoo.org
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