From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from localhost (localhost [127.0.0.1]) by turing.freelists.org (Avenir Technologies Mail Multiplex) with ESMTP id C96A52B537 for ; Tue, 9 Apr 2019 09:47:16 -0400 (EDT) Received: from turing.freelists.org ([127.0.0.1]) by localhost (turing.freelists.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id OsMgtQHOW2yE for ; Tue, 9 Apr 2019 09:47:16 -0400 (EDT) Received: from smtp16.mail.ru (smtp16.mail.ru [94.100.176.153]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by turing.freelists.org (Avenir Technologies Mail Multiplex) with ESMTPS id 83C4B2B544 for ; Tue, 9 Apr 2019 09:47:15 -0400 (EDT) Date: Tue, 9 Apr 2019 16:47:13 +0300 From: Konstantin Osipov Subject: [tarantool-patches] Re: [PATCH v2 6/6] swim: introduce dissemination component Message-ID: <20190409134713.GA17975@chai> References: <1fcd00c53554ebe3c235242229254aa9491024d5.1554809200.git.v.shpilevoy@tarantool.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1fcd00c53554ebe3c235242229254aa9491024d5.1554809200.git.v.shpilevoy@tarantool.org> Sender: tarantool-patches-bounce@freelists.org Errors-to: tarantool-patches-bounce@freelists.org Reply-To: tarantool-patches@freelists.org List-Help: List-Unsubscribe: List-software: Ecartis version 1.0.0 List-Id: tarantool-patches List-Subscribe: List-Owner: List-post: List-Archive: To: Vladislav Shpilevoy Cc: tarantool-patches@freelists.org * Vladislav Shpilevoy [19/04/09 14:49]: > Dissemination components broadcasts events about member status > updates. When any member attribute is updated (incarnation, > status, UUID, address), the member stands into an event queue. > Members from the queue are encoded into each round step message > with a higher priority and before anti-entropy section. > > It means, then even if a cluster consists of hundreds of members > and one of them was updated on one of instances, this update will > be disseminated regardless of whether this memeber is encoded > into anti-entropy section or not. It drastically speeds events > dissemination up, according to the SWIM paper, and is noticed in > the tests. > > Part of #3234 I have pushed the entire stack and my own rename to master at 13:06. It certainly didn't take me the whole day to do a rename: I did the entire thing, plus ran tests in 15 minutes after lunch. -- Konstantin Osipov, Moscow, Russia, +7 903 626 22 32 http://tarantool.io - www.twitter.com/kostja_osipov