Linux RDMA and InfiniBand development
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From: Christopher Lameter <cl@linux.com>
To: "Håkon Bugge" <haakon.bugge@oracle.com>
Cc: Jason Gunthorpe <jgg@ziepe.ca>,
	Mark Haywood <mark.haywood@oracle.com>,
	OFED mailing list <linux-rdma@vger.kernel.org>
Subject: Re: Is there a working cache for path record and lids etc for librdmacm?
Date: Sun, 22 Nov 2020 12:49:14 +0000 (UTC)	[thread overview]
Message-ID: <alpine.DEB.2.22.394.2011221246230.261606@www.lameter.com> (raw)
In-Reply-To: <6F632AE0-7921-4C5F-8455-F8E9390BD071@oracle.com>

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On Fri, 20 Nov 2020, Håkon Bugge wrote:
> > Oh great. I did not know. Will work with them to get things sorted out.
> Inside Oracle, we're only using it for resolving IB routes. A cache for
> address resolution already exists in the kernel. There is a config
> option to disable address resolution from user-space
> (acme_plus_kernel_only).

The app that we have runs in user space. Can it use the cache? Is the
cache only in Mellanox OFED? I heard that it was removed.

This is an an option while building ibacm?

And yes we need it to resolve IB routes.

Can you share a working config?

  reply	other threads:[~2020-11-22 12:49 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-17  2:57 Is there a working cache for path record and lids etc for librdmacm? Christopher Lameter
2020-11-17  8:46 ` Jens Domke
2020-11-17 14:20   ` Christopher Lameter
2020-11-17 19:33 ` Jason Gunthorpe
2020-11-20 18:05   ` Christopher Lameter
2020-11-20 18:34     ` Håkon Bugge
2020-11-22 12:49       ` Christopher Lameter [this message]
2020-11-22 15:50         ` Håkon Bugge
2020-11-22 19:22           ` Christopher Lameter
2020-11-23 12:50             ` Christopher Lameter
2020-11-23 19:01               ` Håkon Bugge
2020-11-24 19:01                 ` Christopher Lameter
2020-11-25  8:10                   ` Honggang LI
2020-11-25 16:43                     ` Christopher Lameter
2020-11-27 14:52                       ` Håkon Bugge
2020-11-30  8:24                         ` Christopher Lameter
2020-12-04 11:17                           ` Håkon Bugge
2020-12-05 11:50                             ` Christoph Lameter
2020-12-07 10:28                             ` Christoph Lameter
2020-12-07 21:08                               ` Mark Haywood
2020-12-08  8:59                                 ` Christoph Lameter

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