If your latency is high, then you most likely need to
change Dispatch_Max_Reqs_Xprt. What your Dispatch_Max_Reqs_Xprt value?
Regards, Malahal.
On Tue, Feb 13, 2018 at 9:32 AM, Matt Benjamin <mbenj...@redhat.com> wrote:
> Hi Deepak,
>
> There's known knowns and unknown knowns related to nfs-ganesha
> performance, including lots of ongoing work.
>
> One of the first things I think we'd like to know is...what version of
> the software you're testing.
>
> Matt
>
> On Mon, Feb 12, 2018 at 7:01 PM, Deepak Jagtap <deepak.jag...@maxta.com>
> wrote:
> > Hey Guys,
> >
> >
> > I ran few performance tests to compare nfs gansha and nfs kernel server
> and
> > noticed significant difference.
> >
> >
> > Please find my test result:
> >
> >
> > SSD formated with EXT3 exported using nfs ganesha : ~18K IOPS Avg
> > latency: ~8ms Throughput: ~60MBPS
> >
> > same directory exported using nfs kernel server: ~75K IOPS
> > Avg latency: ~0.8ms Throughput: ~300MBPS
> >
> >
> > nfs kernel and nfs ganesha both of them are configured with 128 worker
> > threads. nfs ganesha is configured with VFS FSAL.
> >
> >
> > Am I missing something major in nfs ganesha config or this is expected
> > behavior.
> >
> > Appreciate any inputs as how the performance can be improved for nfs
> > ganesha.
> >
> >
> >
> > Please find following ganesha config file that I am using:
> >
> >
> > NFS_Core_Param
> > {
> > Nb_Worker = 128 ;
> > }
> >
> > EXPORT
> > {
> > # Export Id (mandatory, each EXPORT must have a unique Export_Id)
> > Export_Id = 77;
> > # Exported path (mandatory)
> > Path = /host/test;
> > Protocols = 3;
> > # Pseudo Path (required for NFS v4)
> > Pseudo = /host/test;
> > # Required for access (default is None)
> > # Could use CLIENT blocks instead
> > Access_Type = RW;
> > # Exporting FSAL
> > FSAL {
> > Name = VFS;
> > }
> > CLIENT
> > {
> > Clients = *;
> > Squash = None;
> > Access_Type = RW;
> > }
> > }
> >
> >
> >
> > Thanks & Regards,
> >
> > Deepak
> >
> >
> > ------------------------------------------------------------
> ------------------
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> > _______________________________________________
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> > Nfs-ganesha-devel@lists.sourceforge.net
> > https://lists.sourceforge.net/lists/listinfo/nfs-ganesha-devel
> >
>
>
>
> --
>
> Matt Benjamin
> Red Hat, Inc.
> 315 West Huron Street, Suite 140A
> Ann Arbor, Michigan 48103
>
> http://www.redhat.com/en/technologies/storage
>
> tel. 734-821-5101
> fax. 734-769-8938
> cel. 734-216-5309
>
> ------------------------------------------------------------
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