From common-issues-return-148249-archive-asf-public=cust-asf.ponee.io@hadoop.apache.org Thu Feb 15 12:41:08 2018 Return-Path: X-Original-To: archive-asf-public@cust-asf.ponee.io Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by mx-eu-01.ponee.io (Postfix) with SMTP id 36E0918064A for ; Thu, 15 Feb 2018 12:41:08 +0100 (CET) Received: (qmail 37265 invoked by uid 500); 15 Feb 2018 11:41:07 -0000 Mailing-List: contact common-issues-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Delivered-To: mailing list common-issues@hadoop.apache.org Received: (qmail 37254 invoked by uid 99); 15 Feb 2018 11:41:07 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd1-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 15 Feb 2018 11:41:07 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd1-us-west.apache.org (ASF Mail Server at spamd1-us-west.apache.org) with ESMTP id 8D951C2BD7 for ; Thu, 15 Feb 2018 11:41:06 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd1-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -109.511 X-Spam-Level: X-Spam-Status: No, score=-109.511 tagged_above=-999 required=6.31 tests=[ENV_AND_HDR_SPF_MATCH=-0.5, KAM_ASCII_DIVIDERS=0.8, RCVD_IN_DNSWL_MED=-2.3, SPF_PASS=-0.001, T_RP_MATCHES_RCVD=-0.01, USER_IN_DEF_SPF_WL=-7.5, USER_IN_WHITELIST=-100] autolearn=disabled Received: from mx1-lw-eu.apache.org ([10.40.0.8]) by localhost (spamd1-us-west.apache.org [10.40.0.7]) (amavisd-new, port 10024) with ESMTP id qDqATKLkfQVD for ; Thu, 15 Feb 2018 11:41:01 +0000 (UTC) Received: from mailrelay1-us-west.apache.org (mailrelay1-us-west.apache.org [209.188.14.139]) by mx1-lw-eu.apache.org (ASF Mail Server at mx1-lw-eu.apache.org) with ESMTP id 211C45F18D for ; Thu, 15 Feb 2018 11:41:01 +0000 (UTC) Received: from jira-lw-us.apache.org (unknown [207.244.88.139]) by mailrelay1-us-west.apache.org (ASF Mail Server at mailrelay1-us-west.apache.org) with ESMTP id 682AAE0144 for ; Thu, 15 Feb 2018 11:41:00 +0000 (UTC) Received: from jira-lw-us.apache.org (localhost [127.0.0.1]) by jira-lw-us.apache.org (ASF Mail Server at jira-lw-us.apache.org) with ESMTP id 23C7121E59 for ; Thu, 15 Feb 2018 11:41:00 +0000 (UTC) Date: Thu, 15 Feb 2018 11:41:00 +0000 (UTC) From: "Ewan Higgs (JIRA)" To: common-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Comment Edited] (HADOOP-14943) Add common getFileBlockLocations() emulation for object stores, including S3A MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 [ https://issues.apache.org/jira/browse/HADOOP-14943?page=3Dcom.atlassi= an.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=3D16= 365428#comment-16365428 ]=20 Ewan Higgs edited comment on HADOOP-14943 at 2/15/18 11:40 AM: --------------------------------------------------------------- [~stevel@apache.org],=C2=A0 {quote}You don't want location affinity in object stores, not really ... th= ough=C2=A0[~ehiggs]=C2=A0and=C2=A0[~Thomas Demoor]=C2=A0might have differen= t data {quote} =C2=A0If I understand you correctly, no you don't want location affinity in= object stores. =C2=A0 Edit: new Jira setup doesn't like my quote tags. was (Author: ehiggs): [~stevel@apache.org],=C2=A0 {quote}You don't want location affinity in object stores, not really ... th= ough=C2=A0[~ehiggs]=C2=A0and=C2=A0[~Thomas Demoor]=C2=A0might have differen= t data\{quote} If I understand you correctly, no you don't want location affinity in objec= t stores. > Add common getFileBlockLocations() emulation for object stores, including= S3A > -------------------------------------------------------------------------= ---- > > Key: HADOOP-14943 > URL: https://issues.apache.org/jira/browse/HADOOP-14943 > Project: Hadoop Common > Issue Type: Sub-task > Components: fs/s3 > Affects Versions: 2.8.1 > Reporter: Steve Loughran > Assignee: Steve Loughran > Priority: Major > Attachments: HADOOP-14943-001.patch, HADOOP-14943-002.patch, HADO= OP-14943-002.patch, HADOOP-14943-003.patch, HADOOP-14943-004.patch > > > It looks suspiciously like S3A isn't providing the partitioning data need= ed in {{listLocatedStatus}} and {{getFileBlockLocations()}} needed to break= up a file by the blocksize. This will stop tools using the MRv1 APIS doing= the partitioning properly if the input format isn't doing it own split log= ic. > FileInputFormat in MRv2 is a bit more configurable about input split calc= ulation & will split up large files. but otherwise, the partitioning is bei= ng done more by the default values of the executing engine, rather than any= config data from the filesystem about what its "block size" is, > NativeAzureFS does a better job; maybe that could be factored out to hado= op-common and reused? -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: common-issues-unsubscribe@hadoop.apache.org For additional commands, e-mail: common-issues-help@hadoop.apache.org