Re: MDS injectargs

[Eugen Block <eblock@xxxxxx>]

Ah, I think I got it:

ceph@host1:~> ceph tell mds.* config set mds_cache_memory_limit 2048000000
[...]
mds.host2: Set mds_cache_memory_limit to 2048000000
[...]
mds.host1: Set mds_cache_memory_limit to 2048000000

:-)


Zitat von Florent B <florent@xxxxxxxxxxx>:

> Of course, specifying mds.NAME is working (without *), but there's no
> way to do it on all MDS at the same time ?
>
>
> On 17/01/2018 12:54, Florent B wrote:
> > That's what I did, I run it on the active MDS server.
> >
> > I run 12.2.2 version.
> >
> >
> > On 17/01/2018 12:53, Eugen Block wrote:
> > > Can you try it on one of your MDS servers? It should work there.
> > >
> > > Zitat von Florent B <florent@xxxxxxxxxxx>:
> > >
> > > > Hi,
> > > >
> > > > Thank you but I got :
> > > >
> > > >     admin_socket: exception getting command descriptions: [Errno 2] No
> > > > such file or directory
> > > >
> > > >
> > > > On 17/01/2018 12:47, Eugen Block wrote:
> > > > > Hi,
> > > > >
> > > > > try it with
> > > > >
> > > > > ceph daemon mds.* config set mds_cache_size 0
> > > > >
> > > > > Regards,
> > > > > Eugen
> > > > >
> > > > >
> > > > > Zitat von Florent B <florent@xxxxxxxxxxx>:
> > > > >
> > > > > > Hi,
> > > > > >
> > > > > > I would like to reset "mds_cache_size" to its default value (0 in
> > > > > > Luminous).
> > > > > >
> > > > > > So I do :
> > > > > >
> > > > > >     ceph tell mds.* injectargs '--mds_cache_size 0'
> > > > > >
> > > > > > I also tried :
> > > > > >
> > > > > >     ceph tell mds.* injectargs '--mds_cache_size = 0'
> > > > > >
> > > > > >     ceph tell mds.* injectargs '--mds_cache_size=0'
> > > > > >
> > > > > > But I always have errors like these for each MDS :
> > > > > >
> > > > > >     2018-01-17 12:39:06.134654 7fdc557fa700  0 client.475461118
> > > > > > ms_handle_reset on 10.111.0.3:6800/2482597610
> > > > > >     Error EPERM: problem getting command descriptions from mds.host3
> > > > > >     mds.host3: problem getting command descriptions from mds.host3
> > > > > >
> > > > > > My client.admin keyring is :
> > > > > >
> > > > > >     client.admin
> > > > > >         key: XXXXXXXXXXXXX
> > > > > >         auid: 0
> > > > > >         caps: [mds] allow
> > > > > >         caps: [mgr] allow *
> > > > > >         caps: [mon] allow *
> > > > > >         caps: [osd] allow *
> > > > > >
> > > > > > How can I change this value without restarting services ?
> > > > > >
> > > > > > Thank you.
> > > > > >
> > > > > > Florent
> > > > > >
> > > > > > _______________________________________________
> > > > > > ceph-users mailing list
> > > > > > ceph-users@xxxxxxxxxxxxxx
> > > > > > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
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>
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