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 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 0F1B7CA0FFF for ; Sat, 30 Aug 2025 17:29:13 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1usOE8-0007Mt-JV; Sat, 30 Aug 2025 12:14:52 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1usKFb-0002tt-8R; Sat, 30 Aug 2025 08:00:07 -0400 Received: from mail-ot1-x332.google.com ([2607:f8b0:4864:20::332]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1usKFY-0002Rk-Ho; Sat, 30 Aug 2025 08:00:06 -0400 Received: by mail-ot1-x332.google.com with SMTP id 46e09a7af769-74542b1b2f7so2478776a34.3; Sat, 30 Aug 2025 05:00:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1756555202; x=1757160002; darn=nongnu.org; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=Q1u7Y0LnB2OthysxlFNVi2xzVYI1K22e1j/zpM8FPJI=; b=Wk0ZWOckn/qgGwPJ2VmeAuOwY8JMf/+p0bF7lYMmd8dfrCm8SwLgtL9I6Y4dZtZIi/ eQzfluOB+CAGqbnzJXEQ+5ifOxVdcQQ+oG8cdVPWbwwWFq2MiBSza9QOGDNDuCzs5TnV CozderznEllVKV1y7Z8hHFmxOP5aLfnoZlnFYZDGxgqo1RGEuSZ+y46t/71PTCcUw5fm PFXPgqrP+1fBgxex3/O+x6NB2p6xau6e71jqD+kToFj5HUaosSFBblIcwA1uJV8E1fM0 2o4ySvkCmXJyOcPM1xR9xyGj7mVPKS9B65tiEh+Vfmz9/D7bEYUPM4Omx6b9D0qelmXc yJEw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1756555202; x=1757160002; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=Q1u7Y0LnB2OthysxlFNVi2xzVYI1K22e1j/zpM8FPJI=; b=RV9cQcfdon2cDtsqysb3eu9PCd7bLhFhPKzgK0NhPgXxScnZ2vz0UE6NSHU+yO0Qyk IduRV75LM5UQ0SRMQwRMgQxgOgP+359IzwW9qWHLRwBKyDbRL8aCPlFk9ZDZiXVVpnUC 8tWeozp/SutjwgcghxXqmF8uTcYcGe0JfkR5vNDzor7iA+ZvWi1tVAZfAfOyKzY2nMmy BYdmp8Y9zXSiBE840ckshU52V9YDlsQvGDh7l/Kwgr40Tl063JkxMr0R8VQ5oUCBz/iH MFr4O35gpKA594tJq11WFd8qNPFVj/tFgml8y1j4IKCH/Im6ZGEZpQBd5sasI1djO/b0 RQtg== X-Gm-Message-State: AOJu0YxPXYDJM9X1RyB6SBgwnQsZt1ty68T/42fcgEmfVs+jgwHzN3V2 93FACFicqLLwRu1s5J3CtG9a55Huhiv02U2hAAYODL9HisCifolDS+M8isuO+Xbxad3b8aYS4Q6 LDBRl92tdFnGL85fwFJRcIbFjxBVYwWE6uFTH X-Gm-Gg: ASbGnctMUE3j6ZjLVKwingy4ZGDtagm6xIAp+Q8Q1RAV19blpsNUuD1DAyqPTYIS3RX TYOzwd1HJwI9d3dOHJEjbttsGl+T2KgxlIYSawdS7brpnu4IeED1qS5cO48orX2dTxvVF0MWdxm Osn/y2p6jxCn2jXJTZXlYHkig3fX7GLbLcjj/stm6w8cvPXJckduQqIPcolmuBFqUypvJ2gZMNt oiHVp7anyTgxOT99G5ljuAxPeJxcgjbgAjvruaM X-Google-Smtp-Source: AGHT+IGTaorHFR43zcyJ0luBTjDLl0oq0gEcnfXNWqCMbFg5WEd+aWQLBf8TQKSPnNLbfgB9V76Bl82dBuUJ/J2ciW4= X-Received: by 2002:a05:6808:17a3:b0:434:2d4:f1bf with SMTP id 5614622812f47-437f7d0f017mr654451b6e.21.1756555201873; Sat, 30 Aug 2025 05:00:01 -0700 (PDT) MIME-Version: 1.0 References: <20250830025025.3610-1-hibriansong@gmail.com> In-Reply-To: <20250830025025.3610-1-hibriansong@gmail.com> From: Brian Song Date: Sat, 30 Aug 2025 08:00:00 -0400 X-Gm-Features: Ac12FXxoGoZLt6wedR06mFyps0NfGAGKdIgOxBiSilazLxe_ykqAvglOOJpTbK4 Message-ID: Subject: Re: [PATCH 0/4] export/fuse: Add FUSE-over-io_uring for Storage Exports To: qemu-block@nongnu.org Cc: qemu-devel@nongnu.org, armbru@redhat.com, bernd@bsbernd.com, fam@euphon.net, hreitz@redhat.com, kwolf@redhat.com, stefanha@redhat.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass client-ip=2607:f8b0:4864:20::332; envelope-from=hibriansong@gmail.com; helo=mail-ot1-x332.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org We used fio to test a 1=E2=80=AFGB file under both traditional FUSE and FUSE-over-io_uring modes. The experiments were conducted with the following iodepth and numjobs configurations: 1-1, 64-1, 1-4, and 64-4, with 70% read and 30% write, resulting in a total of eight test cases, measuring both latency and throughput. Test results: https://gist.github.com/hibriansong/a4849903387b297516603e83b53bbde4 On 8/29/25 10:50 PM, Brian Song wrote: > Hi all, > > This is a GSoC project. More details are available here: > https://wiki.qemu.org/Google_Summer_of_Code_2025#FUSE-over-io_uring_expor= ts > > This patch series includes: > - Add a round-robin mechanism to distribute the kernel-required Ring > Queues to FUSE Queues > - Support multiple in-flight requests (multiple ring entries) > - Add tests for FUSE-over-io_uring > > More detail in the v2 cover letter: > https://lists.nongnu.org/archive/html/qemu-block/2025-08/msg00140.html > > And in the v1 cover letter: > https://lists.nongnu.org/archive/html/qemu-block/2025-07/msg00280.html > > > Brian Song (4): > export/fuse: add opt to enable FUSE-over-io_uring > export/fuse: process FUSE-over-io_uring requests > export/fuse: Safe termination for FUSE-uring > iotests: add tests for FUSE-over-io_uring > > block/export/fuse.c | 838 +++++++++++++++++++++------ > docs/tools/qemu-storage-daemon.rst | 11 +- > qapi/block-export.json | 5 +- > storage-daemon/qemu-storage-daemon.c | 1 + > tests/qemu-iotests/check | 2 + > tests/qemu-iotests/common.rc | 45 +- > util/fdmon-io_uring.c | 5 +- > 7 files changed, 717 insertions(+), 190 deletions(-) >