[lustre-discuss] lustre 2.10.1 MOFED 4.1 QDR/FDR mixing
Harald van Pee
pee at hiskp.uni-bonn.de
Tue Nov 14 09:57:02 PST 2017
Hi Jeff,
thanks for your answer.
Can I be sure that there is no autoprobing which sets any configuration
differently?
The options given for mkfs.lustre and in /etc/modprobe.d/lustre.conf
will be the same, is this enough?
Best
Harald
On Tuesday 14 November 2017 18:39:49 Jeff Johnson wrote:
> Harald,
>
> As long as your new servers and clients all have the same settings in their
> config files as your currently running configuration you should be fine.
>
> --Jeff
>
>
> On Tue, Nov 14, 2017 at 9:24 AM, Harald van Pee <pee at hiskp.uni-bonn.de>
>
> wrote:
> > Dear all,
> >
> > I have installed lustre 2.10.1 from source with MOFED 4.1.
> > mdt/mgs and oss run on centos 7.4
> > clients on debian 9 (kernel 4.9)
> >
> > our test (cluster 1x mgs/mdt + 1x oss + 1x client) all with mellanox ib
> > qdr nics
> > runs without problems on a mellanox fdr switch.
> > Now we have additional clients and servers with fdr and qdr nics.
> >
> > Do I need any special configuration (beside options lnet networks=o2ib0)
> > if I add additional fdr clients and/or servers?
> >
> > Was the configuration probed? And does it make a difference if I would
> > start
> > with fdr servers and clients and add qdr servers and clients or the other
> > way
> > around?
> >
> > Thanks in advance
> > Harald
> >
> >
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> > http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org
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