Re: cephfs-data-scan tool

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On Thu, Sep 27, 2018 at 11:03 AM Sergey Malinin <hell@xxxxxxxxxxx> wrote:
>
> Hello,
> Does anybody have experience with using cephfs-data-scan tool?
> Questions I have are how long would it take to scan extents on filesystem with 120M relatively small files? While running extents scan I noticed that number of objects in data pool is decreasing over the time. Is that normal?

The scan_extents operation does not do any deletions, so that is
surprising.  Is it possible that you've accidentially left an MDS
running?

John

John

> Thanks.
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