From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from wr-out-0506.google.com (wr-out-0506.google.com [64.233.184.228]) by ozlabs.org (Postfix) with ESMTP id 3A4BFDDE39 for ; Fri, 12 Jan 2007 04:58:24 +1100 (EST) Received: by wr-out-0506.google.com with SMTP id 57so409981wri for ; Thu, 11 Jan 2007 09:58:22 -0800 (PST) Message-ID: <3acfce80701110958n8c621bao116eb144697f383e@mail.gmail.com> Date: Thu, 11 Jan 2007 15:58:21 -0200 From: "Daniel Martineschen" To: "Wolfgang Denk" Subject: Re: MPC5200 + boa webserver + CGI + broken pipe In-Reply-To: <20070111011530.8091635264F@atlas.denx.de> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed References: <3acfce80701100307o18a24b37q616bb0c8ec4086dd@mail.gmail.com> <20070111011530.8091635264F@atlas.denx.de> Cc: linuxppc-embedded@ozlabs.org List-Id: Linux on Embedded PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On 1/10/07, Wolfgang Denk wrote: > In message <3acfce80701100307o18a24b37q616bb0c8ec4086dd@mail.gmail.com> you wrote: > > > > > This is most probably a hardware issue (bad SDRAM initialization?) > > > > yes, but why does it happen only when we use the boa webserver? when > > Probably because this causes a specific load pattern which triggers > the problem. hmm.. this problem with "broken pipes" only occur when there are too many concurrent accesses to a CGI script, which communicates to another application. but, the system only freezes when we stop and re-start the webserver. so, could be this CGI script causing all the trouble (by starting and dying and leaving traces/ perfoming this "load pattern") ? > Is this a Rev. B CPU? Are you using current code? For example, do you > perform the required SDelay initialization (AN3221) ? no, it's not Rev. B. we wanted to use it but we had some compatibility problems. regards -- --- Daniel Martineschen http://www.inf.ufpr.br/danielm