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 8B3D41899E for ; Thu, 6 Aug 2015 01:35:05 +0000 (UTC) Received: (qmail 48091 invoked by uid 500); 6 Aug 2015 01:35:05 -0000 Delivered-To: apmail-hadoop-hdfs-issues-archive@hadoop.apache.org Received: (qmail 48035 invoked by uid 500); 6 Aug 2015 01:35:05 -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 48020 invoked by uid 99); 6 Aug 2015 01:35:05 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 06 Aug 2015 01:35:05 +0000 Date: Thu, 6 Aug 2015 01:35:05 +0000 (UTC) From: "Yi Liu (JIRA)" To: hdfs-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HDFS-8792) Improve BlockManager#postponedMisreplicatedBlocks 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-8792?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14659321#comment-14659321 ] Yi Liu commented on HDFS-8792: ------------------------------ I move {{BlockManager#excessReplicateMap}} to HDFS-8862. > Improve BlockManager#postponedMisreplicatedBlocks > ------------------------------------------------- > > Key: HDFS-8792 > URL: https://issues.apache.org/jira/browse/HDFS-8792 > Project: Hadoop HDFS > Issue Type: Sub-task > Reporter: Yi Liu > Assignee: Yi Liu > Attachments: HDFS-8792.001.patch, HDFS-8792.002.patch, HDFS-8792.003.patch > > > {{LightWeightHashSet}} requires fewer memory than java hashset. > Furthermore, for {{excessReplicateMap}}, we can use {{HashMap}} instead of {{TreeMap}} instead, since no need to sort. -- This message was sent by Atlassian JIRA (v6.3.4#6332)