2024年6月14日(金) 23:24 Anthony D'Atri <a...@dreamsnake.net>:

> Usually.  There is a high bar for changing command structure or output.
> Newer versions are more likely to *add* commands and options than to change
> or remove them.
>
> That said, probably some things now won't take a --cluster argument since
> vanity names are deprecated, similarly with filestore.
>
> One exception that still pisses me off is when the mon time skew was
> factored out of ceph -s into a separate command
>


Thank you for your answer. I understood. Your comment matches what I had
inferred from reviewing changelogs so far.

Best,
Satoru



>
> > On Jun 13, 2024, at 21:00, Satoru Takeuchi <satoru.takeu...@gmail.com>
> wrote:
> >
> > Hi,
> >
> > I'm developing some tools that execute ceph commands like rbd. During
> > development,
> > I have come to wonder about compatibility of ceph commands.
> >
> > I'd like to use ceph commands which version is >= the version used by
> > ceph daemons.
> > It results in executing new ceph commands against ceph clusters using
> > old versions.
> > So I'd like to know my tools are expected to work fine. Coud someone
> tell me
> > whether ceph commands are backword  compatible?
> >
> > The officlal document didn't have the information I needed.
> >
> > Thanks,
> > Satoru
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>
>
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