From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sowmini Varadhan Date: Wed, 30 Mar 2016 13:00:11 -0400 Subject: [Intel-wired-lan] [net PATCH] i40e/i40evf: Limit TSO to 7 descriptors for payload instead of 8 per packet In-Reply-To: <20160330064213.12927.46852.stgit@localhost.localdomain> References: <20160330064213.12927.46852.stgit@localhost.localdomain> Message-ID: <20160330170011.GB27540@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: intel-wired-lan@osuosl.org List-ID: On (03/29/16 23:44), Alexander Duyck wrote: > This patch has been sanity checked only. I cannot yet guarantee it > resolves the original issue that was reported. I'll try to get a > reproduction environment setup tomorrow but I don't know how long that > should take. I tried this out with rds-stress on my test-pair, unfortunately, I still see the Tx hang. Setting up the test is quite easy- for reference, the instructions are here: https://sourceforge.net/p/e1000/mailman/message/34936766/ --Sowmini From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sowmini Varadhan Subject: Re: [net PATCH] i40e/i40evf: Limit TSO to 7 descriptors for payload instead of 8 per packet Date: Wed, 30 Mar 2016 13:00:11 -0400 Message-ID: <20160330170011.GB27540@oracle.com> References: <20160330064213.12927.46852.stgit@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: netdev@vger.kernel.org, intel-wired-lan@lists.osuosl.org, jesse.brandeburg@intel.com, alexander.duyck@gmail.com, jeffrey.t.kirsher@intel.com To: Alexander Duyck Return-path: Received: from aserp1040.oracle.com ([141.146.126.69]:48636 "EHLO aserp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755028AbcC3RAZ (ORCPT ); Wed, 30 Mar 2016 13:00:25 -0400 Content-Disposition: inline In-Reply-To: <20160330064213.12927.46852.stgit@localhost.localdomain> Sender: netdev-owner@vger.kernel.org List-ID: On (03/29/16 23:44), Alexander Duyck wrote: > This patch has been sanity checked only. I cannot yet guarantee it > resolves the original issue that was reported. I'll try to get a > reproduction environment setup tomorrow but I don't know how long that > should take. I tried this out with rds-stress on my test-pair, unfortunately, I still see the Tx hang. Setting up the test is quite easy- for reference, the instructions are here: https://sourceforge.net/p/e1000/mailman/message/34936766/ --Sowmini