Re: Remotely tell an OSD to stop ?

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Hi,

You won't be able to stop them, but if the OSDs are still running I
would just set them as out, wait for all data to be moved from them
and then it should be safe to power off the host.

---
Alex

On Fri, Sep 21, 2018 at 11:50 AM Nicolas Huillard <nhuillard@xxxxxxxxxxx> wrote:
>
> Hi all,
>
> One of my server crashed its root filesystem, ie. the currently open
> shell just says "command not found" for any basic command (ls, df,
> mount, dmesg, etc.)
> ACPI soft power-off won't work because it needs scripts on /...
>
> Before I reset the hardware, I'd like to cleanly stop the OSDs on this
> server (with still work because they do not need /).
> I was able to move the MGR out of that server with "ceph mgr fail
> [hostname]".
> Is it possible to tell the OSD on that host to stop, from another host?
> I tried "ceph osd down [osdnumber]", but the OSD just got back "in"
> immediately.
>
> Ceph 12.2.7 on Debian
>
> TIA,
>
> --
> Nicolas Huillard
> _______________________________________________
> ceph-users mailing list
> ceph-users@xxxxxxxxxxxxxx
> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
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