Return-Path: X-Original-To: apmail-hbase-issues-archive@www.apache.org Delivered-To: apmail-hbase-issues-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 5F07C19F8C for ; Tue, 29 Mar 2016 16:48:26 +0000 (UTC) Received: (qmail 82367 invoked by uid 500); 29 Mar 2016 16:48:26 -0000 Delivered-To: apmail-hbase-issues-archive@hbase.apache.org Received: (qmail 82283 invoked by uid 500); 29 Mar 2016 16:48:26 -0000 Mailing-List: contact issues-help@hbase.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Delivered-To: mailing list issues@hbase.apache.org Received: (qmail 81916 invoked by uid 99); 29 Mar 2016 16:48:25 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 29 Mar 2016 16:48:25 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id B9F8D2C14F6 for ; Tue, 29 Mar 2016 16:48:25 +0000 (UTC) Date: Tue, 29 Mar 2016 16:48:25 +0000 (UTC) From: "stack (JIRA)" To: issues@hbase.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HBASE-14921) Memory optimizations 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/HBASE-14921?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15216318#comment-15216318 ] stack commented on HBASE-14921: ------------------------------- I tried changing CNM to NM and it fails because we use tailMap and heapMap from CNM. Answered my own question. bq. ....but very-large are special big chunks allocated for special size. Looking forward to this. > Memory optimizations > -------------------- > > Key: HBASE-14921 > URL: https://issues.apache.org/jira/browse/HBASE-14921 > Project: HBase > Issue Type: Sub-task > Affects Versions: 2.0.0 > Reporter: Eshcar Hillel > Assignee: Anastasia Braginsky > Attachments: CellBlocksSegmentInMemStore.pdf, CellBlocksSegmentinthecontextofMemStore(1).pdf, HBASE-14921-V01.patch, HBASE-14921-V02.patch > > > Memory optimizations including compressed format representation and offheap allocations -- This message was sent by Atlassian JIRA (v6.3.4#6332)