From: "Stephen R. van den Berg" Subject: Re: Fw: Deadlock regression in v2.6.31.6 Date: Fri, 27 Nov 2009 01:07:46 +0100 Message-ID: <64b4daae0911261607m10d1ba3al8c067f85249c198f@mail.gmail.com> References: <20091124233555.da6439c4.akpm@linux-foundation.org> <64b4daae0911250056g3364d24l98850a272dcfe483@mail.gmail.com> <1259159512.3314.12.camel@localhost> <64b4daae0911251511q7a070b0aj1c07cdc5d6719b41@mail.gmail.com> <1259247707.6715.46.camel@localhost> <64b4daae0911260707i4064f608w4f7169441640567@mail.gmail.com> <1259248859.6715.50.camel@localhost> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Cc: Andrew Morton , linux-nfs@vger.kernel.org To: Trond Myklebust Return-path: Received: from mail-fx0-f213.google.com ([209.85.220.213]:52079 "EHLO mail-fx0-f213.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751141AbZK0AHl (ORCPT ); Thu, 26 Nov 2009 19:07:41 -0500 Received: by fxm5 with SMTP id 5so1174898fxm.28 for ; Thu, 26 Nov 2009 16:07:46 -0800 (PST) In-Reply-To: <1259248859.6715.50.camel@localhost> Sender: linux-nfs-owner@vger.kernel.org List-ID: On Thu, Nov 26, 2009 at 16:20, Trond Myklebust wrote: >> I can run with RPCDBG_TRANS enabled, if it is needed to further >> pinpoint the problem. I don't think I understand how to enable RPCDBG_TRANS exactly. Anyway, I activated the dprintks in xprtsock.c with the following (endless) result: RPC: cfa94400 connect status 99 connected 0 sock state 7 RPC: xs_tcp_send_request(32896) = -32 RPC: xs_tcp_state_change client cfa94400... RPC: state 7 conn 0 dead 0 zapped 1 RPC: xs_connect delayed xprt cfa94400 for 0 seconds RPC: worker connecting xprt cfa94400 to address: addr=1.2.3.151 port=2049 proto=tcp RPC: cfa94400 connect status 99 connected 0 sock state 7 RPC: xs_tcp_send_request(32896) = -32 RPC: xs_tcp_state_change client cfa94400... RPC: state 7 conn 0 dead 0 zapped 1 RPC: xs_connect delayed xprt cfa94400 for 0 seconds RPC: worker connecting xprt cfa94400 to address: addr=1.2.3.151 port=2049 proto=tcp RPC: cfa94400 connect status 99 connected 0 sock state 7 RPC: xs_tcp_send_request(32896) = -32 RPC: xs_tcp_state_change client cfa94400... RPC: state 7 conn 0 dead 0 zapped 1 RPC: xs_connect delayed xprt cfa94400 for 0 seconds RPC: worker connecting xprt cfa94400 to address: addr=1.2.3.151 port=2049 proto=tcp Does this tell you more? -- Sincerely, Stephen R. van den Berg.