From commits-return-216836-archive-asf-public=cust-asf.ponee.io@cassandra.apache.org Mon Nov 19 06:35:07 2018 Return-Path: X-Original-To: archive-asf-public@cust-asf.ponee.io Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by mx-eu-01.ponee.io (Postfix) with SMTP id 100EA180675 for ; Mon, 19 Nov 2018 06:35:06 +0100 (CET) Received: (qmail 84377 invoked by uid 500); 19 Nov 2018 05:35:06 -0000 Mailing-List: contact commits-help@cassandra.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@cassandra.apache.org Delivered-To: mailing list commits@cassandra.apache.org Received: (qmail 84364 invoked by uid 99); 19 Nov 2018 05:35:05 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd1-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 19 Nov 2018 05:35:05 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd1-us-west.apache.org (ASF Mail Server at spamd1-us-west.apache.org) with ESMTP id 9A084CC5A9 for ; Mon, 19 Nov 2018 05:35:05 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd1-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -109.501 X-Spam-Level: X-Spam-Status: No, score=-109.501 tagged_above=-999 required=6.31 tests=[ENV_AND_HDR_SPF_MATCH=-0.5, KAM_ASCII_DIVIDERS=0.8, RCVD_IN_DNSWL_MED=-2.3, SPF_PASS=-0.001, USER_IN_DEF_SPF_WL=-7.5, USER_IN_WHITELIST=-100] autolearn=disabled Received: from mx1-lw-us.apache.org ([10.40.0.8]) by localhost (spamd1-us-west.apache.org [10.40.0.7]) (amavisd-new, port 10024) with ESMTP id u8dblEtZu_sW for ; Mon, 19 Nov 2018 05:35:04 +0000 (UTC) Received: from mailrelay1-us-west.apache.org (mailrelay1-us-west.apache.org [209.188.14.139]) by mx1-lw-us.apache.org (ASF Mail Server at mx1-lw-us.apache.org) with ESMTP id 747735FB32 for ; Mon, 19 Nov 2018 05:35:04 +0000 (UTC) Received: from jira-lw-us.apache.org (unknown [207.244.88.139]) by mailrelay1-us-west.apache.org (ASF Mail Server at mailrelay1-us-west.apache.org) with ESMTP id 18960E25D5 for ; Mon, 19 Nov 2018 05:35:04 +0000 (UTC) Received: from jira-lw-us.apache.org (localhost [127.0.0.1]) by jira-lw-us.apache.org (ASF Mail Server at jira-lw-us.apache.org) with ESMTP id 6BF0C21E7E for ; Mon, 19 Nov 2018 05:35:03 +0000 (UTC) Date: Mon, 19 Nov 2018 05:35:03 +0000 (UTC) From: "C. Scott Andreas (JIRA)" To: commits@cassandra.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (CASSANDRA-10995) Consider disabling sstable compression by default in 3.x 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/CASSANDRA-10995?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] C. Scott Andreas updated CASSANDRA-10995: ----------------------------------------- Component/s: Compression > Consider disabling sstable compression by default in 3.x > -------------------------------------------------------- > > Key: CASSANDRA-10995 > URL: https://issues.apache.org/jira/browse/CASSANDRA-10995 > Project: Cassandra > Issue Type: Improvement > Components: Compression > Reporter: Aleksey Yeschenko > Assignee: Jim Witschey > Priority: Major > > With the new sstable format introduced in CASSANDRA-8099, it's very likely that enabled sstable compression is no longer the right default option. > [~slebresne]'s [blog post|http://www.datastax.com/2015/12/storage-engine-30] on the new storage engine has some comparison numbers for 2.2/3.0, with and without compression that show that in many cases compression no longer has a significant effect on sstable sizes - all while sill consuming extra resources for both writes (compression) and reads (decompression). > We should run a comprehensive set of benchmarks to determine whether or not compression should be switched to 'off' now in 3.x. -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: commits-unsubscribe@cassandra.apache.org For additional commands, e-mail: commits-help@cassandra.apache.org