Return-Path: X-Original-To: apmail-jackrabbit-oak-dev-archive@minotaur.apache.org Delivered-To: apmail-jackrabbit-oak-dev-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 7928F9280 for ; Tue, 3 Apr 2012 12:30:20 +0000 (UTC) Received: (qmail 99074 invoked by uid 500); 3 Apr 2012 12:30:20 -0000 Delivered-To: apmail-jackrabbit-oak-dev-archive@jackrabbit.apache.org Received: (qmail 99044 invoked by uid 500); 3 Apr 2012 12:30:20 -0000 Mailing-List: contact oak-dev-help@jackrabbit.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: oak-dev@jackrabbit.apache.org Delivered-To: mailing list oak-dev@jackrabbit.apache.org Received: (qmail 99036 invoked by uid 99); 3 Apr 2012 12:30:20 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 03 Apr 2012 12:30:20 +0000 X-ASF-Spam-Status: No, hits=-2.3 required=5.0 tests=RCVD_IN_DNSWL_MED,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of dpfister@adobe.com designates 64.18.1.183 as permitted sender) Received: from [64.18.1.183] (HELO exprod6og102.obsmtp.com) (64.18.1.183) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 03 Apr 2012 12:30:11 +0000 Received: from outbound-smtp-1.corp.adobe.com ([192.150.11.134]) by exprod6ob102.postini.com ([64.18.5.12]) with SMTP ID DSNKT3rtP+KVeHK8zULw2hI/Yrn0jK5gHSOm@postini.com; Tue, 03 Apr 2012 05:29:51 PDT Received: from inner-relay-4.eur.adobe.com (inner-relay-4.adobe.com [193.104.215.14]) by outbound-smtp-1.corp.adobe.com (8.12.10/8.12.10) with ESMTP id q33CRjJ0028330 for ; Tue, 3 Apr 2012 05:27:45 -0700 (PDT) Received: from nacas01.corp.adobe.com (nacas01.corp.adobe.com [10.8.189.99]) by inner-relay-4.eur.adobe.com (8.12.10/8.12.9) with ESMTP id q33CTk2b015913 for ; Tue, 3 Apr 2012 05:29:49 -0700 (PDT) Received: from eurhub01.eur.adobe.com (10.128.4.30) by nacas01.corp.adobe.com (10.8.189.99) with Microsoft SMTP Server (TLS) id 8.3.192.1; Tue, 3 Apr 2012 05:29:46 -0700 Received: from kneipix.eur.adobe.com (10.132.1.185) by europemail.eur.adobe.com (10.128.4.111) with Microsoft SMTP Server (TLS) id 8.3.192.1; Tue, 3 Apr 2012 13:29:44 +0100 From: Dominique Pfister Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Subject: Re: Lifetime of revision identifiers Date: Tue, 3 Apr 2012 14:31:02 +0200 Message-ID: <9349CB01-316F-493A-8AD5-15A1ACBE13CA@adobe.com> To: MIME-Version: 1.0 (Apple Message framework v1084) X-Mailer: Apple Mail (2.1084) X-Virus-Checked: Checked by ClamAV on apache.org On 3.4.12 13:36, Michael D=FCrig wrote: > 10 minutes (like any value) seems quite arbitrary to me. I wouldn't = want to fix deployments by fiddling around with this. Rather should = clients be empowered to specify how long they need a certain revision = (e.g. by a lease model as Jukka proposed). > If a deployment runs out of space because the client application holds = on to too many revisions for too long, this can be fixed by optimising = the client and adjusting the store size to the actual client's = requirements. I don't like the idea in general, that a server compontent relies on = clients to behave "well" or things will break. As you said, we don't = have any conclusive figures yet, how fast things will grow in the = revision store. It is just my gut feeling, that keeping revisions around = as long as they're accessed, will generate other problems if we don't = have a hard limit on a revision's overall lifetime. Dominique=