From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D14B6C433ED for ; Tue, 28 Jul 2020 15:54:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BAD052065C for ; Tue, 28 Jul 2020 15:54:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731164AbgG1PyW (ORCPT ); Tue, 28 Jul 2020 11:54:22 -0400 Received: from mail-pg1-f173.google.com ([209.85.215.173]:42093 "EHLO mail-pg1-f173.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731052AbgG1PyV (ORCPT ); Tue, 28 Jul 2020 11:54:21 -0400 Received: by mail-pg1-f173.google.com with SMTP id m22so12095727pgv.9 for ; Tue, 28 Jul 2020 08:54:21 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=PuvyQKl6IN0K1xUvFJPL3tjF90uWhHuXGiow6Yt5hho=; b=hG5erN3FuQ9HhxaH4r8x3lyFMwPKPm0Ze8H3eruzcU56qf5rQnrASMjJhEuYECvnIv H3JHDbK/2yO5lJBkDMsaks9Dzu9NRa4HmogxolN7CfwjwoGY9zLIRof0bLLg/HojGf+N YJoMbdhRLOq+O8l02DLlV8/ukVIKoUBF7pGMXR6VobaVzXyO/JYRezXVsU2Us6PWvtRv sDDoagLbSvRWM4ld4TfpmvP/n7ZiN58OFBa5d/+K8LsABnOop4KRobdi9LpWyO1kiqPi Sa4So/4ZfFmpm16HLDNfB9r6PoH/th8SPIQjYAra4iZAv/ophSqfAs5A0JacPAoXDoDG BP1A== X-Gm-Message-State: AOAM531kz6CKWPfC7VyROdlDr/fI0u+rx2bdYSMP6p5CrEGrYeX7yHuI w6yu4iCxRTIVq/Ec+ml3rLYUHiKw X-Google-Smtp-Source: ABdhPJwVx0Wnxh6BshbpWcWLGDPZ6R+UDvlrm/5lFjVEdYxP8IrhsUvn6yYDelqKjFg6Y0Vh8E/wiQ== X-Received: by 2002:aa7:988c:: with SMTP id r12mr24796197pfl.194.1595951660726; Tue, 28 Jul 2020 08:54:20 -0700 (PDT) Received: from ?IPv6:2601:647:4802:9070:541c:8b1b:5ac:35fe? ([2601:647:4802:9070:541c:8b1b:5ac:35fe]) by smtp.gmail.com with ESMTPSA id n12sm6783846pfj.99.2020.07.28.08.54.19 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 28 Jul 2020 08:54:20 -0700 (PDT) Subject: Re: Hang at NVME Host caused by Controller reset To: Krishnamraju Eraparaju Cc: linux-nvme@lists.infradead.org, linux-rdma@vger.kernel.org, bharat@chelsio.com References: <20200727181944.GA5484@chelsio.com> <9b8dae53-1fcc-3c03-5fcd-cfb55cd8cc80@grimberg.me> <20200728115904.GA5508@chelsio.com> From: Sagi Grimberg Message-ID: <4d87ffbb-24a2-9342-4507-cabd9e3b76c2@grimberg.me> Date: Tue, 28 Jul 2020 08:54:18 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20200728115904.GA5508@chelsio.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org On 7/28/20 4:59 AM, Krishnamraju Eraparaju wrote: > Sagi, > With the given patch, I am no more seeing the freeze_queue_wait hang > issue, but I am seeing another hang issue: The trace suggest that you are not running with multipath right? I think you need the patch: [PATCH] nvme-fabrics: allow to queue requests for live queues You can find it in linux-nvme