[gpfsug-discuss] what is mmnfs under the hood

[Ilan Schwarts]

In my case, I cannot use nfs ganesha, this means I cannot use mmsnb since
its part of "ces", if i want to use cnfs i cannot combine it with ces.. so
the system architecture need to solve this issue.
On Aug 6, 2017 13:54, "Simon Thompson (IT Research Support)" <
S.J.Thompson at bham.ac.uk> wrote:

> What do you mean by cannot use mmsmb and cannot use Ganesha? Do you
> functionally you are not allowed to or they are not working for you?
>
> If it's the latter, then this should be resolvable. If you are under
> active maintenance you could try raising a ticket with IBM, though basic
> implementation is not really a support issue and so you may be better
> engaging a business partner or integrator to help you out.
>
> Simon
> ________________________________________
> From: gpfsug-discuss-bounces at spectrumscale.org [gpfsug-discuss-bounces@
> spectrumscale.org] on behalf of ilan84 at gmail.com [ilan84 at gmail.com]
> Sent: 06 August 2017 10:49
> To: gpfsug main discussion list
> Subject: Re: [gpfsug-discuss] what is mmnfs under the hood
>
> I have read this atricle:
> https://www.ibm.com/support/knowledgecenter/en/STXKQY_4.2.
> 0/com.ibm.spectrum.scale.v4r2.adv.doc/bl1adv_ces_migrationcnfstoces.htm
>
> So, in a shortcut, CNFS cannot be used when sharing via CES.
> I cannot use ganesha NFS.
>
> Is it possible to share a cluster via SMB and NFS without using CES ?
> the nfs will be expored via CNFS but what about SMB ? i cannot use
> mmsmb..
>
>
> On Sun, Aug 6, 2017 at 12:42 PM, Ilan Schwarts <ilan84 at gmail.com> wrote:
> > I have gpfs (spectrum scale 4.2.2.0) and I wish to create NFS exports,
> > I cannot use ganesha NFS.
> > How do I make NFS exports ? just editing all nodes /etc/exports is
> enough ?
> > I should i use the CNFS as described here:
> > https://www.ibm.com/support/knowledgecenter/en/STXKQY_4.2.
> 2/com.ibm.spectrum.scale.v4r22.doc/bl1adv_cnfssetup.htm
> >
> >
> >
> >
> > On Sun, Aug 6, 2017 at 12:10 PM, Simon Thompson (IT Research Support)
> > <S.J.Thompson at bham.ac.uk> wrote:
> >> Under the hood, the NFS services are provided by IBM supplied Ganesha
> rpms. It's then fully supported by IBM, e.g. the GPFS VFS later to handle
> locking, ACLs, quota etc...
> >>
> >> Note it's different from using the cnfs support in Spectrum Scale which
> uses Kernel NFS AFAIK. Using user space Ganesha means they have control of
> the NFS stack, so if something needs patching/fixing, then can roll out new
> Ganesha rpms rather than having to get (e.g.) RedHat to incorporate
> something into kernel NFS.
> >>
> >> Mmnfs is a wrapper round the config of Ganesha using CCR to distribute
> the config to the nodes.
> >>
> >> Simon
> >> ________________________________________
> >> From: gpfsug-discuss-bounces at spectrumscale.org [gpfsug-discuss-bounces@
> spectrumscale.org] on behalf of ilan84 at gmail.com [ilan84 at gmail.com]
> >> Sent: 06 August 2017 09:26
> >> To: gpfsug main discussion list
> >> Subject: [gpfsug-discuss] what is mmnfs under the hood
> >>
> >> Hi guys,
> >>
> >> I see IBM spectrumscale configure the NFS via command: mmnfs
> >>
> >> Is the command mmnfs is a  wrapper on top of the normal kernel NFS
> >> (Kernel VFS) ?
> >> Is it a wrapper on top of ganesha NFS ?
> >> Or it is NFS implemented by SpectrumScale team ?
> >>
> >>
> >> Thanks
> >>
> >> --
> >>
> >>
> >> -
> >> Ilan Schwarts
> >> _______________________________________________
> >> gpfsug-discuss mailing list
> >> gpfsug-discuss at spectrumscale.org
> >> http://gpfsug.org/mailman/listinfo/gpfsug-discuss
> >> _______________________________________________
> >> gpfsug-discuss mailing list
> >> gpfsug-discuss at spectrumscale.org
> >> http://gpfsug.org/mailman/listinfo/gpfsug-discuss
> >
> >
> >
> > --
> >
> >
> > -
> > Ilan Schwarts
>
>
>
> --
>
>
> -
> Ilan Schwarts
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