Return-Path: X-Original-To: apmail-couchdb-user-archive@www.apache.org Delivered-To: apmail-couchdb-user-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 0E8059137 for ; Wed, 28 Dec 2011 19:00:11 +0000 (UTC) Received: (qmail 98816 invoked by uid 500); 28 Dec 2011 19:00:09 -0000 Delivered-To: apmail-couchdb-user-archive@couchdb.apache.org Received: (qmail 98672 invoked by uid 500); 28 Dec 2011 19:00:08 -0000 Mailing-List: contact user-help@couchdb.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@couchdb.apache.org Delivered-To: mailing list user@couchdb.apache.org Received: (qmail 98664 invoked by uid 99); 28 Dec 2011 19:00:08 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 28 Dec 2011 19:00:08 +0000 X-ASF-Spam-Status: No, hits=-0.7 required=5.0 tests=RCVD_IN_DNSWL_LOW,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of rogutes@googlemail.com designates 74.125.83.52 as permitted sender) Received: from [74.125.83.52] (HELO mail-ee0-f52.google.com) (74.125.83.52) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 28 Dec 2011 19:00:02 +0000 Received: by eeke52 with SMTP id e52so13175581eek.11 for ; Wed, 28 Dec 2011 10:59:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=googlemail.com; s=gamma; h=date:from:to:subject:message-id:mail-followup-to:references :mime-version:content-type:content-disposition :content-transfer-encoding:in-reply-to; bh=GSbHXUY2ljqE42oNJfE1v8Iy1WXmeRsNAAc95nP/TPM=; b=inSs3Ir++sgy+X63oH5laTMbYwUw/t1zsMND8fZIbhdUi+uWlqQfwqEHPUj8ZWyhIH 2Ose6KdttokfyROgYx2bjc6EYlhI1dj/kcC4jryt1KqT1OB5N1hqln7LJho1fxBKYgJS yGzUmadp70gn1k9fda412djkujV0VYZYH/f0U= Received: by 10.213.20.130 with SMTP id f2mr9873737ebb.10.1325098780329; Wed, 28 Dec 2011 10:59:40 -0800 (PST) Received: from urvas (78-62-122-124.static.zebra.lt. [78.62.122.124]) by mx.google.com with ESMTPS id b49sm92726326eec.9.2011.12.28.10.59.38 (version=TLSv1/SSLv3 cipher=OTHER); Wed, 28 Dec 2011 10:59:39 -0800 (PST) Date: Wed, 28 Dec 2011 20:59:42 +0200 From: =?utf-8?Q?Rogut=C4=97s?= Sparnuotos To: user@couchdb.apache.org Subject: Re: couchdb disk storage format - why so large overhead? Message-ID: <20111228185941.GA32127@urvas> Mail-Followup-To: user@couchdb.apache.org References: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: Alexey Loshkarev (2011-12-28 20:17): > 2011/12/28 Randall Leeds : > > Future releases of CouchDB, starting with the 1.2 release, will allow > > for compression using google's snappy library which should greatly > > reduce the overhead you experience. > > Cool! > > > > Also be sure to compact if the > > ratio of disk usage to dataset size starts to grow too far. An > > automatic compaction daemon is also coming. > > Will wait for it! But you were already compacting after every step in your testing, weren't you? And, actually, these 2 features are already available in git, so it's "just" a matter of compiling and testing: http://wiki.apache.org/couchdb/Running%20CouchDB%20in%20Dev%20Mode If you try it out, please share your findings. -- -- RogutÄ—s Sparnuotos