Return-Path: X-Original-To: archive-asf-public-internal@cust-asf2.ponee.io Delivered-To: archive-asf-public-internal@cust-asf2.ponee.io Received: from cust-asf.ponee.io (cust-asf.ponee.io [163.172.22.183]) by cust-asf2.ponee.io (Postfix) with ESMTP id EEEE8200BF4 for ; Thu, 22 Dec 2016 09:29:59 +0100 (CET) Received: by cust-asf.ponee.io (Postfix) id ED5A4160B26; Thu, 22 Dec 2016 08:29:59 +0000 (UTC) Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by cust-asf.ponee.io (Postfix) with SMTP id 4442A160B1F for ; Thu, 22 Dec 2016 09:29:59 +0100 (CET) Received: (qmail 29206 invoked by uid 500); 22 Dec 2016 08:29:58 -0000 Mailing-List: contact issues-help@ignite.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@ignite.apache.org Delivered-To: mailing list issues@ignite.apache.org Received: (qmail 29179 invoked by uid 99); 22 Dec 2016 08:29:58 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 22 Dec 2016 08:29:58 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id 610A72C0086 for ; Thu, 22 Dec 2016 08:29:58 +0000 (UTC) Date: Thu, 22 Dec 2016 08:29:58 +0000 (UTC) From: "Vladimir Ozerov (JIRA)" To: issues@ignite.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Assigned] (IGNITE-4097) Spilled map-reduce: map side. MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 archived-at: Thu, 22 Dec 2016 08:30:00 -0000 [ https://issues.apache.org/jira/browse/IGNITE-4097?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Vladimir Ozerov reassigned IGNITE-4097: --------------------------------------- Assignee: Vladimir Ozerov (was: Ivan Veselovsky) > Spilled map-reduce: map side. > ----------------------------- > > Key: IGNITE-4097 > URL: https://issues.apache.org/jira/browse/IGNITE-4097 > Project: Ignite > Issue Type: Sub-task > Components: hadoop > Affects Versions: 1.6 > Reporter: Ivan Veselovsky > Assignee: Vladimir Ozerov > > Implement spilled output on Map side of map-reduce. > In general, algorithm should follow the one used in Hadoop. The difference on the Map side is that > 1) we use sorting collection (Hadoop sorts a range of map outputs explicitly); > 2) we store the map output in files not using FileSystem , but rather local files. -- This message was sent by Atlassian JIRA (v6.3.4#6332)