From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Doug Oucharek <dougso@me.com>
Cc: devel@driverdev.osuosl.org, "Dilger,
Andreas" <andreas.dilger@intel.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
"Drokin, Oleg" <oleg.drokin@intel.com>,
Lustre Development List <lustre-devel@lists.lustre.org>
Subject: Re: [PATCH] staging: lustre: o2iblnd: Enable Multiple OPA Endpoints between Nodes
Date: Mon, 19 Mar 2018 17:16:18 +0100 [thread overview]
Message-ID: <20180319161618.GA26103@kroah.com> (raw)
In-Reply-To: <2253BE75-D4ED-4021-BBA1-BCBF2C6770CB@me.com>
On Thu, Mar 15, 2018 at 02:53:46PM -0700, Doug Oucharek wrote:
> OPA driver optimizations are based on the MPI model where it is
> expected to have multiple endpoints between two given nodes. To
> enable this optimization for Lustre, we need to make it possible,
> via an LND-specific tuneable, to create multiple endpoints and to
> balance the traffic over them.
>
> Both sides of a connection must have this patch for it to work.
> Only the active side of the connection (usually the client)
> needs to have the new tuneable set > 1.
>
> Signed-off-by: Doug Oucharek <doug.s.oucharek@intel.com>
> Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-8943
> Reviewed-on: https://review.whamcloud.com/25168
> Reviewed-by: Amir Shehata <amir.shehata@intel.com>
> Reviewed-by: Dmitry Eremin <dmitry.eremin@intel.com>
> Reviewed-by: James Simmons <uja.ornl@yahoo.com>
> Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>
> Signed-off-by: Doug Oucharek <dougso@me.com>
> ---
> .../lustre/include/uapi/linux/lnet/lnet-dlc.h | 3 ++-
> .../staging/lustre/lnet/klnds/o2iblnd/o2iblnd.h | 17 ++++++++++++---
> .../staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c | 25 +++++++++++++++-------
> .../lustre/lnet/klnds/o2iblnd/o2iblnd_modparams.c | 9 ++++++++
> 4 files changed, 42 insertions(+), 12 deletions(-)
Does not apply to my tree at all :(
_______________________________________________
devel mailing list
devel@linuxdriverproject.org
http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
next prev parent reply other threads:[~2018-03-19 16:16 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-15 21:53 [PATCH] staging: lustre: o2iblnd: Enable Multiple OPA Endpoints between Nodes Doug Oucharek
2018-03-19 16:16 ` Greg Kroah-Hartman [this message]
-- strict thread matches above, loose matches on Subject: below --
2018-05-02 4:05 Doug Oucharek
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20180319161618.GA26103@kroah.com \
--to=gregkh@linuxfoundation.org \
--cc=andreas.dilger@intel.com \
--cc=devel@driverdev.osuosl.org \
--cc=dougso@me.com \
--cc=linux-kernel@vger.kernel.org \
--cc=lustre-devel@lists.lustre.org \
--cc=oleg.drokin@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox