From: David Miller <davem@davemloft.net>
To: sowmini.varadhan@oracle.com
Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
rds-devel@oss.oracle.com, ajaykumar.hotchandani@oracle.com,
igor.maximov@oracle.com, santosh.shilimkar@oracle.com,
sergei.shtylyov@cogentembedded.com
Subject: Re: [PATCH v2 net-next 0/3] RDS: RDS-TCP perf enhancements
Date: Mon, 05 Oct 2015 03:35:47 -0700 (PDT) [thread overview]
Message-ID: <20151005.033547.905125073688788587.davem@davemloft.net> (raw)
In-Reply-To: <cover.1443636587.git.sowmini.varadhan@oracle.com>
From: Sowmini Varadhan <sowmini.varadhan@oracle.com>
Date: Wed, 30 Sep 2015 16:54:06 -0400
> A 3-part patchset that (a) improves current RDS-TCP perf
> by 2X-3X and (b) refactors earlier robustness code for
> better observability/scaling.
>
> Patch 1 is an enhancment of earlier robustness fixes
> that had used separate sockets for client and server endpoints to
> resolve race conditions. It is possible to have an equivalent
> solution that does not use 2 sockets. The benefit of a
> single socket solution is that it results in more predictable
> and observable behavior for the underlying TCP pipe of an
> RDS connection
>
> Patches 2 and 3 are simple, straightforward perf bug fixes
> that align the RDS TCP socket with other parts of the kernel stack.
>
> v2: fix kbuild-test-robot warnings, comments from Sergei Shtylov
> and Santosh Shilimkar.
Series applied to net-next, thanks.
prev parent reply other threads:[~2015-10-05 10:35 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-30 20:54 [PATCH v2 net-next 0/3] RDS: RDS-TCP perf enhancements Sowmini Varadhan
2015-09-30 20:54 ` [PATCH v2 net-next 1/3] RDS: Use a single TCP socket for both send and receive Sowmini Varadhan
2015-09-30 20:54 ` [PATCH v2 net-next 2/3] RDS-TCP: Do not bloat sndbuf/rcvbuf in rds_tcp_tune Sowmini Varadhan
2015-09-30 20:54 ` [PATCH v2 net-next 3/3] RDS-TCP: Set up MSG_MORE and MSG_SENDPAGE_NOTLAST as appropriate in rds_tcp_xmit Sowmini Varadhan
2015-09-30 23:25 ` [PATCH v2 net-next 0/3] RDS: RDS-TCP perf enhancements santosh shilimkar
2015-10-05 10:35 ` David Miller [this message]
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