From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Dumazet Subject: Re: Strange latency spikes/TX network stalls on Sun Fire X4150(x86) and e1000e Date: Sun, 20 May 2012 21:07:05 +0200 Message-ID: <1337540825.3361.0.camel@edumazet-glaptop> References: <668eeb0d42a1678d9083a58deb3ac40d@visp.net.lb> <88c43001441945e1431609db252b69e7@visp.net.lb> <79d6b56fdf5f4be4656079568d5a7445@visp.net.lb> <4775d023592b876909aceb152f94aa01@visp.net.lb> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: e1000-devel@lists.sourceforge.net, netdev@vger.kernel.org, jesse.brandeburg@intel.com, davem@davemloft.net, Tom Herbert To: Denys Fedoryshchenko Return-path: In-Reply-To: <4775d023592b876909aceb152f94aa01@visp.net.lb> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: e1000-devel-bounces@lists.sourceforge.net List-Id: netdev.vger.kernel.org On Sun, 2012-05-20 at 21:53 +0300, Denys Fedoryshchenko wrote: > > > My kernel config http://www.nuclearcat.com/config_stall.txt > > It is completely idle machine. I didn't notice any anomalies with > interrutps to > compare with other servers (not Sun Fire). If there is anomalies with > interrupts > (for example SMI), probably i should notice that even without BQL, but > this machine > works very well and i didn't notice any latency without BQL. You could try latencytop, I am not sure if some obvious things will popup. ------------------------------------------------------------------------------ Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat landscape has changed and how IT managers can respond. Discussions will include endpoint security, mobile security and the latest in malware threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/ _______________________________________________ E1000-devel mailing list E1000-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/e1000-devel To learn more about Intel® Ethernet, visit http://communities.intel.com/community/wired