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=-6.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 51940C47076 for ; Fri, 21 May 2021 16:12:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2DE57613DB for ; Fri, 21 May 2021 16:12:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236522AbhEUQOJ (ORCPT ); Fri, 21 May 2021 12:14:09 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:35527 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233360AbhEUQOI (ORCPT ); Fri, 21 May 2021 12:14:08 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1621613565; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type; bh=BUc9vNUEFI1h0TmHJFjFqgJSEIeT9zOloVrP9nB4LeI=; b=L6416ausM99Y1d6dX1139h0HPcTU3nq2sJN1tx/zdkBLnI8JZa8pAmUTe8MLDlJMUANcjN a2TYCgfYw8zTpWPbXGE252PZ8J1WxX4x83zKmaE+DX5kWycbWxsE4Q161PsKd2LXyPfiLy 4nh1Y5+vb/+uylppVjYRX815NZLy51c= Received: from mail-yb1-f199.google.com (mail-yb1-f199.google.com [209.85.219.199]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-237-wfwzLVC8OHeyBFEcSVL3Zg-1; Fri, 21 May 2021 12:12:38 -0400 X-MC-Unique: wfwzLVC8OHeyBFEcSVL3Zg-1 Received: by mail-yb1-f199.google.com with SMTP id a7-20020a5b00070000b02904ed415d9d84so27587807ybp.0 for ; Fri, 21 May 2021 09:12:38 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to:cc; bh=BUc9vNUEFI1h0TmHJFjFqgJSEIeT9zOloVrP9nB4LeI=; b=H+Q4sY13G1uRbGF46fwe+Wc4QZSX3oDAvuRUBgXBVklOO6t+C7FR1TLBMNOHyp0xw3 OCDJzjmySEsr9zkprvWoLlb7/r4iQIvwu6Sa/GlUwkzHGjoxpQplqAtfFWKZ5jCJVgsI eMpWRsTnzsdYIWsbs8r5PeAkWKoHTUIeXpjxSd+sZuA0J4iUkkxTREmhyKc4C2khQRZW yNGHTvoZHtEa3xsg2qMbka/+abhfg37zrDOwVmgB8uTgJe+clCYe8AbypF7jVudtIhZJ YThZxivAdI4RlaU/YUbdnwR2hcJ78qoNmaeRK6wsBszLw56RuA8Ei9JxyPzU/4XSb6dn 1HNA== X-Gm-Message-State: AOAM533Xh6StBcraXTneuUeOIWKY0maHOKurlVxEayhg2JfI6CO7VeUa GTEXrSngrgWiDKKaDNZGKkQOo+qeh3EjfPe81YxA4QLACaikM4FZqK2goMWj9wuZB31Q+WHHMMo 0skjcX/owZ8R4M6L8G/W8fnoLjq142VZmbzQtiQ== X-Received: by 2002:a25:744c:: with SMTP id p73mr15877958ybc.205.1621613557621; Fri, 21 May 2021 09:12:37 -0700 (PDT) X-Google-Smtp-Source: ABdhPJy9T/WrkOTucst8g6Y/ojDUHloCX6zpyTKTQfsLHXdMgJ7O9jJK59DUa036rYJOBdNxbyZzZZ0jXlGo3s+PjuU= X-Received: by 2002:a25:744c:: with SMTP id p73mr15877934ybc.205.1621613557420; Fri, 21 May 2021 09:12:37 -0700 (PDT) MIME-Version: 1.0 From: Yi Zhang Date: Sat, 22 May 2021 00:12:26 +0800 Message-ID: Subject: [bug report] NVMe/IB: reset_controller need more than 1min To: linux-nvme@lists.infradead.org, linux-rdma@vger.kernel.org Cc: Sagi Grimberg , maxg@mellanox.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org Hi I found this issue on 5.13-rc2 with NVMe/IB environment, could anyone help check it? Thanks. $ time echo 1 >/sys/block/nvme0n1/device/reset_controller real 0m10.678s user 0m0.000s sys 0m0.000s $ time echo 1 >/sys/block/nvme0n1/device/reset_controller real 1m11.530s user 0m0.000s sys 0m0.000s target: $ dmesg | grep nvme [ 276.891454] nvmet: creating controller 1 for subsystem testnqn for NQN nqn.2014-08.org.nvmexpress:uuid:4c4c4544-0056-4c10-8058-b7c04f383432. [ 287.374412] nvmet: ctrl 1 keep-alive timer (5 seconds) expired! [ 287.399317] nvmet: ctrl 1 fatal error occurred! [ 348.412672] nvmet: creating controller 1 for subsystem testnqn for NQN nqn.2014-08.org.nvmexpress:uuid:4c4c4544-0056-4c10-8058-b7c04f383432. client: $ dmesg | grep nvme [ 281.704475] nvme nvme0: creating 40 I/O queues. [ 285.557759] nvme nvme0: mapped 40/0/0 default/read/poll queues. [ 353.187809] nvme nvme0: I/O 8 QID 0 timeout [ 353.193100] nvme nvme0: Property Set error: 881, offset 0x14 [ 353.226082] nvme nvme0: creating 40 I/O queues. [ 357.088266] nvme nvme0: mapped 40/0/0 default/read/poll queues. -- Best Regards, Yi Zhang 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=-4.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 F0A14C47076 for ; Fri, 21 May 2021 16:13:15 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 77D6C613AD for ; Fri, 21 May 2021 16:13:15 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 77D6C613AD Authentication-Results: mail.kernel.org; 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Fri, 21 May 2021 09:12:37 -0700 (PDT) MIME-Version: 1.0 From: Yi Zhang Date: Sat, 22 May 2021 00:12:26 +0800 Message-ID: Subject: [bug report] NVMe/IB: reset_controller need more than 1min To: linux-nvme@lists.infradead.org, linux-rdma@vger.kernel.org Cc: Sagi Grimberg , maxg@mellanox.com Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=yizhan@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210521_091241_334120_47170F1E X-CRM114-Status: UNSURE ( 5.12 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org Hi I found this issue on 5.13-rc2 with NVMe/IB environment, could anyone help check it? Thanks. $ time echo 1 >/sys/block/nvme0n1/device/reset_controller real 0m10.678s user 0m0.000s sys 0m0.000s $ time echo 1 >/sys/block/nvme0n1/device/reset_controller real 1m11.530s user 0m0.000s sys 0m0.000s target: $ dmesg | grep nvme [ 276.891454] nvmet: creating controller 1 for subsystem testnqn for NQN nqn.2014-08.org.nvmexpress:uuid:4c4c4544-0056-4c10-8058-b7c04f383432. [ 287.374412] nvmet: ctrl 1 keep-alive timer (5 seconds) expired! [ 287.399317] nvmet: ctrl 1 fatal error occurred! [ 348.412672] nvmet: creating controller 1 for subsystem testnqn for NQN nqn.2014-08.org.nvmexpress:uuid:4c4c4544-0056-4c10-8058-b7c04f383432. client: $ dmesg | grep nvme [ 281.704475] nvme nvme0: creating 40 I/O queues. [ 285.557759] nvme nvme0: mapped 40/0/0 default/read/poll queues. [ 353.187809] nvme nvme0: I/O 8 QID 0 timeout [ 353.193100] nvme nvme0: Property Set error: 881, offset 0x14 [ 353.226082] nvme nvme0: creating 40 I/O queues. [ 357.088266] nvme nvme0: mapped 40/0/0 default/read/poll queues. -- Best Regards, Yi Zhang _______________________________________________ Linux-nvme mailing list Linux-nvme@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-nvme