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From:   Olga Kornievskaia <aglo@umich.edu>
Date:   Mon, 3 Feb 2020 10:15:11 -0500
Message-ID: <CAN-5tyF1NUt2emuPGYF+-3s9cJPwox1uoh0uVzxArRJtzPXMTA@mail.gmail.com>
Subject: Re: [PATCH 1/2] manpage: Add a description of the 'nconnect' mount option
To:     Steve Dickson <steved@redhat.com>
Cc:     Linux NFS Mailing list <linux-nfs@vger.kernel.org>
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Looks good but can we add clarification that nconnect is supported for
3.0 and 4.1+?

On Wed, Jan 29, 2020 at 10:47 AM Steve Dickson <steved@redhat.com> wrote:
>
> From: Trond Myklebust <trond.myklebust@hammerspace.com>
>
> Add a description of the 'nconnect' mount option on the 'nfs' generic
> manpage.
>
> Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
> Signed-off-by: Steve Dickson <steved@redhat.com>
> ---
>  utils/mount/nfs.man | 17 +++++++++++++++++
>  1 file changed, 17 insertions(+)
>
> diff --git a/utils/mount/nfs.man b/utils/mount/nfs.man
> index 6ba9cef..84462cd 100644
> --- a/utils/mount/nfs.man
> +++ b/utils/mount/nfs.man
> @@ -369,6 +369,23 @@ using an automounter (refer to
>  .BR automount (8)
>  for details).
>  .TP 1.5i
> +.BR nconnect= n
> +When using a connection oriented protocol such as TCP, it may
> +sometimes be advantageous to set up multiple connections between
> +the client and server. For instance, if your clients and/or servers
> +are equipped with multiple network interface cards (NICs), using multiple
> +connections to spread the load may improve overall performance.
> +In such cases, the
> +.BR nconnect
> +option allows the user to specify the number of connections
> +that should be established between the client and server up to
> +a limit of 16.
> +.IP
> +Note that the
> +.BR nconnect
> +option may also be used by some pNFS drivers to decide how many
> +connections to set up to the data servers.
> +.TP 1.5i
>  .BR rdirplus " / " nordirplus
>  Selects whether to use NFS v3 or v4 READDIRPLUS requests.
>  If this option is not specified, the NFS client uses READDIRPLUS requests
> --
> 2.21.1
>