Return-Path: X-Original-To: apmail-hbase-dev-archive@www.apache.org Delivered-To: apmail-hbase-dev-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 66D9810E7F for ; Wed, 11 Jun 2014 20:56:05 +0000 (UTC) Received: (qmail 67707 invoked by uid 500); 11 Jun 2014 20:56:04 -0000 Delivered-To: apmail-hbase-dev-archive@hbase.apache.org Received: (qmail 67436 invoked by uid 500); 11 Jun 2014 20:56:02 -0000 Mailing-List: contact dev-help@hbase.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@hbase.apache.org Delivered-To: mailing list dev@hbase.apache.org Received: (qmail 67425 invoked by uid 99); 11 Jun 2014 20:56:02 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 11 Jun 2014 20:56:02 +0000 Date: Wed, 11 Jun 2014 20:56:02 +0000 (UTC) From: "Nick Dimiduk (JIRA)" To: dev@hbase.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Created] (HBASE-11331) [blockcache] lazy block decompression MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 Nick Dimiduk created HBASE-11331: ------------------------------------ Summary: [blockcache] lazy block decompression Key: HBASE-11331 URL: https://issues.apache.org/jira/browse/HBASE-11331 Project: HBase Issue Type: Improvement Components: regionserver Reporter: Nick Dimiduk Assignee: Nick Dimiduk Maintaining data in its compressed form in the block cache will greatly increase our effective blockcache size and should show a meaning improvement in cache hit rates in well designed applications. The idea here is to lazily decompress/decrypt blocks when they're consumed, rather than as soon as they're pulled off of disk. This is related to but less invasive than HBASE-8894. -- This message was sent by Atlassian JIRA (v6.2#6252)