Return-Path: X-Original-To: apmail-hadoop-hdfs-issues-archive@minotaur.apache.org Delivered-To: apmail-hadoop-hdfs-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 0EEC918759 for ; Wed, 15 Jul 2015 14:22:08 +0000 (UTC) Received: (qmail 78210 invoked by uid 500); 15 Jul 2015 14:22:06 -0000 Delivered-To: apmail-hadoop-hdfs-issues-archive@hadoop.apache.org Received: (qmail 78147 invoked by uid 500); 15 Jul 2015 14:22:06 -0000 Mailing-List: contact hdfs-issues-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: hdfs-issues@hadoop.apache.org Delivered-To: mailing list hdfs-issues@hadoop.apache.org Received: (qmail 77904 invoked by uid 99); 15 Jul 2015 14:22:05 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 15 Jul 2015 14:22:05 +0000 Date: Wed, 15 Jul 2015 14:22:05 +0000 (UTC) From: "Walter Su (JIRA)" To: hdfs-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (HDFS-8779) WebUI can't display randomly generated block ID 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/HDFS-8779?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Walter Su updated HDFS-8779: ---------------------------- Status: Open (was: Patch Available) > WebUI can't display randomly generated block ID > ----------------------------------------------- > > Key: HDFS-8779 > URL: https://issues.apache.org/jira/browse/HDFS-8779 > Project: Hadoop HDFS > Issue Type: Bug > Components: webhdfs > Reporter: Walter Su > Assignee: Walter Su > Priority: Minor > Attachments: HDFS-8779.01.patch, HDFS-8779.02.patch > > > Old release use randomly generated block ID(HDFS-4645). > max value of Long in Java is 2^63-1 > max value of number in Javascript is 2^53-1. ( See [Link|https://developer.mozilla.org/en/docs/Web/JavaScript/Reference/Global_Objects/Number/MAX_SAFE_INTEGER]) > Which means almost every randomly generated block ID exceeds MAX_SAFE_INTEGER. > A integer which exceeds MAX_SAFE_INTEGER cannot be represented in Javascript. -- This message was sent by Atlassian JIRA (v6.3.4#6332)