Return-Path: X-Original-To: apmail-hadoop-common-issues-archive@minotaur.apache.org Delivered-To: apmail-hadoop-common-issues-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 31C9610CA3 for ; Tue, 27 Jan 2015 11:08:35 +0000 (UTC) Received: (qmail 5618 invoked by uid 500); 27 Jan 2015 11:08:35 -0000 Delivered-To: apmail-hadoop-common-issues-archive@hadoop.apache.org Received: (qmail 5571 invoked by uid 500); 27 Jan 2015 11:08:35 -0000 Mailing-List: contact common-issues-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: common-issues@hadoop.apache.org Delivered-To: mailing list common-issues@hadoop.apache.org Received: (qmail 5559 invoked by uid 99); 27 Jan 2015 11:08:35 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 27 Jan 2015 11:08:35 +0000 Date: Tue, 27 Jan 2015 11:08:35 +0000 (UTC) From: "Steve Loughran (JIRA)" To: common-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HADOOP-11505) hadoop-mapreduce-client-nativetask fails to use x86 optimizations in some cases MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 [ https://issues.apache.org/jira/browse/HADOOP-11505?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14293365#comment-14293365 ] Steve Loughran commented on HADOOP-11505: ----------------------------------------- seems ok. one question, HADOOP-10846 uses {{#include }} to get some powerpc byte swapping, though that has its own issues, needing to be omitted on windows. it may make sense to make the bswap code here something in the core, where x86, arm and fallback swapping is all in one place. > hadoop-mapreduce-client-nativetask fails to use x86 optimizations in some cases > ------------------------------------------------------------------------------- > > Key: HADOOP-11505 > URL: https://issues.apache.org/jira/browse/HADOOP-11505 > Project: Hadoop Common > Issue Type: Bug > Affects Versions: 3.0.0 > Reporter: Colin Patrick McCabe > Assignee: Colin Patrick McCabe > Attachments: HADOOP-11505.001.patch > > > hadoop-mapreduce-client-nativetask fails to use x86 optimizations in some cases. Also, on some alternate, non-x86, non-ARM architectures the generated code is incorrect. Thanks to Steve Loughran and Edward Nevill for finding this. -- This message was sent by Atlassian JIRA (v6.3.4#6332)