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[107.215.223.229]) by smtp.gmail.com with ESMTPSA id h7-20020a4ad747000000b0035eb4e5a6b1sm4344217oot.7.2022.05.29.16.16.05 for <9fans@9fans.net> (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Sun, 29 May 2022 16:16:05 -0700 (PDT) From: Bakul Shah Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3696.100.31\)) Subject: Re: [9fans] 9p server to multiply 9p messages? Date: Sun, 29 May 2022 16:16:04 -0700 References: To: 9fans <9fans@9fans.net> In-Reply-To: Message-Id: <267B0414-79A2-403F-AD4E-7DEB326DA755@iitbombay.org> X-Mailer: Apple Mail (2.3696.100.31) Topicbox-Policy-Reasoning: allow: sender is a member Topicbox-Message-UUID: 545bb0cc-dfa5-11ec-8856-f3f4fd43b032 Archived-At: =?UTF-8?B?PGh0dHBzOi8vOWZhbnMudG9waWNib3guY29tL2dyb3Vwcy85?= =?UTF-8?B?ZmFucy9UNzY5ODU0ZmFmZDJiN2QzNS1NMzBmMWVmMTNlNjc0ODQyOGZmYzc5?= =?UTF-8?B?MzQ2Pg==?= List-Help: List-Id: "9fans" <9fans.9fans.net> List-Post: List-Software: Topicbox v0 List-Subscribe: Precedence: list Reply-To: 9fans <9fans@9fans.net> List-Unsubscribe: , Topicbox-Delivery-ID: 2:9fans:437d30aa-c441-11e9-8a57-d036212d11b0:522be890-2105-11eb-b15e-8d699134e1fa:M30f1ef13e6748428ffc79346:1:JG0jkPYI_QQtNS9jziLw4WkNePJwv-E3w5UZRfGJZ4M On May 28, 2022, at 9:02 AM, fgergo@gmail.com wrote: >=20 > Has anybody considered (or maybe even implemented) a 9p server to > multiply incoming 9p messages to 2 or more 9p servers? > Maybe with 2 different strategies for responding to the original request? > 1. respond as soon as at least 1 response from one of the 9p servers > is received, > 2. respond only after all responses had been received. Some variation of this would be interesting for a clustered or distributed filesystem. The challenge would be doing this in an understandable way, cleanly and with good performance. Probably using separate namespaces for control & management operations. [Just brainstorming here...] May be think about this using a clean slate approach. Features that can be of use: - fault tolerance (more than one node storing the same bits) - scalable (in capacity, throughput, clients and server nodes) - consistent view of the "same" FS by its clients - file migration (transparent to a client e.g. to reduce latency) - controlled sharing - file size that can exceed the capacity of a single node - allow storing files bigger than can fit on a node - nodes can show up/go away dynamically - provide multiple security domains (one bank, many customers!) - access to older snapshots - allow use of any local FS for storage - easy to provision & manage ------------------------------------------ 9fans: 9fans Permalink: https://9fans.topicbox.com/groups/9fans/T769854fafd2b7d35-M30f1e= f13e6748428ffc79346 Delivery options: https://9fans.topicbox.com/groups/9fans/subscription