From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E116115E5D4 for ; Tue, 17 Dec 2024 19:37:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734464252; cv=none; b=KZoglsc9ZjjrOFCFn+Iwpn0HHlM8KubidTDWp32XQsl5EJ8vYDEkTYUoIBLjHIbNH/98gg9l5voDp9I1N2vlfdVq8MFbOdZEArkluN4uo9h9e/WpmbUnS+e9O987N8fm8Oqb8PG+bjwOR/YrTe/jhjbJVIoOpEeMjiX127ZAmkI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734464252; c=relaxed/simple; bh=9mJHFffX3yduY43liuwocwAGLRK6z9b4B1pkX6+fICw=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=UkBLq9m9P+rcmQHthYPDDMWCIw4qq/RJzd3Dq/0BZSo8/AWlHKp5r+ZzycVKB6r4S/s1xSl7OOXFeJvyy8JD+yg1HmshZb8MMRDXS2BbAZCGyRzcKUBz510nHCCZ2KiaHTXJ6Z/TXQV0zmJXmKdeYL9qIurI+UPFISOqjE7lpjg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Obmos7ZS; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Obmos7ZS" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9F9CDC4CED3; Tue, 17 Dec 2024 19:37:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1734464251; bh=9mJHFffX3yduY43liuwocwAGLRK6z9b4B1pkX6+fICw=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=Obmos7ZSMzPiDUkRfB/rezy2D0BT0rLJ0L79+WyqMtPTW8PmT6b6P5USLpce2Ajpm 9E3K93ayJIO7398oPkwH4WHGfsX//x8ck2h3bGPP9mdQar/od2ghJ2b9VyH7ncbzFZ stotM3RFioeyAwNgEtuNuzTBBIcDr5Y5shadXAVmFsqToG+RZLmjKe+GQvH7dcZOEL +SDJmUoSUPcc/jYgu5g3vLgGyZ+BjfyoxB6RFu9BnMkXVuvzg+i6T5MmDGpSt5+HlC b3/YJ9cm2BZHfx1rj8uMSzy7fgWShNdXbSHKR3UYQhaueO7UzI9sg/wbtj7EEP7juD Hx83bFCj1k+7g== Message-ID: <5fb36d77-44cc-4ad7-8d64-b819bc7ae42a@kernel.org> Date: Tue, 17 Dec 2024 11:37:31 -0800 Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: Zoned storage and BLK_STS_RESOURCE To: Jens Axboe , Bart Van Assche , Christoph Hellwig Cc: "linux-block@vger.kernel.org" References: <20241217041515.GA15100@lst.de> <79a93f9d-12e1-4aed-8d6c-f475cdcd6aab@kernel.org> <96e900ed-4984-4fbe-a74d-06a15fd7f3f7@kernel.dk> <3eb6ba65-daf8-4d8f-a37f-61bea129b165@kernel.org> <63aae174-a478-48ea-8a74-ab348e21ab65@acm.org> <83bfb006-0a7d-4ce0-8a94-01590fb3bbbb@kernel.org> <548e98ee-b46e-476a-9d4a-05a60c78b068@kernel.dk> Content-Language: en-US From: Damien Le Moal Organization: Western Digital Research In-Reply-To: <548e98ee-b46e-476a-9d4a-05a60c78b068@kernel.dk> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 2024/12/17 11:33, Jens Axboe wrote: > On 12/17/24 12:28 PM, Damien Le Moal wrote: >> On 2024/12/17 11:25, Bart Van Assche wrote: >>> On 12/17/24 11:20 AM, Damien Le Moal wrote: >>>> For a simple fio "--zonemode=zbd --rw=randwrite --numjobs=X" for X > 1 >>> >>> Please note that this e-mail thread started by discussing a testcase >>> with --numjobs=1. >> >> I missed that. Then io_uring should be fine and behave the same way as libaio. >> Since it seems to not be working, we may have a bug beyond the recently fixed >> REQ_NOWAIT handling I think. That needs to be looked at. > > Inflight collision, yes that's what I was getting at - there seems to be > another bug here, and misunderstandings on how io_uring works is causing > it to be ignored and/or not understood. OK. Will dig into this because I definitely do not fully understand where the issue is. -- Damien Le Moal Western Digital Research