From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: Re: [PATCHSET] printk, netconsole: implement reliable netconsole Date: Fri, 17 Apr 2015 12:28:26 -0400 Message-ID: <20150417162826.GB16743@htj.duckdns.org> References: <1429225433-11946-1-git-send-email-tj@kernel.org> <201504180035.AIJ09349.SOFFHFtLOOQVMJ@I-love.SAKURA.ne.jp> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: akpm@linux-foundation.org, davem@davemloft.net, linux-kernel@vger.kernel.org, netdev@vger.kernel.org To: Tetsuo Handa Return-path: Content-Disposition: inline In-Reply-To: <201504180035.AIJ09349.SOFFHFtLOOQVMJ@I-love.SAKURA.ne.jp> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org Hello, On Sat, Apr 18, 2015 at 12:35:06AM +0900, Tetsuo Handa wrote: > If the sender side can wait for retransmission, why can't we use > userspace programs (e.g. rsyslogd)? Because the system may be oopsing, ooming or threshing excessively rendering the userland inoperable and that's exactly when we want those log messages to be transmitted out of the system. This will get log out as long as timer and netpoll are running which is the case under a lot of circumstances. Thanks. -- tejun