Return-Path: Delivered-To: apmail-hbase-user-archive@www.apache.org Received: (qmail 68848 invoked from network); 25 Nov 2010 17:25:12 -0000 Received: from unknown (HELO mail.apache.org) (140.211.11.3) by 140.211.11.9 with SMTP; 25 Nov 2010 17:25:12 -0000 Received: (qmail 90223 invoked by uid 500); 25 Nov 2010 17:25:11 -0000 Delivered-To: apmail-hbase-user-archive@hbase.apache.org Received: (qmail 90112 invoked by uid 500); 25 Nov 2010 17:25:11 -0000 Mailing-List: contact user-help@hbase.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@hbase.apache.org Delivered-To: mailing list user@hbase.apache.org Received: (qmail 90104 invoked by uid 500); 25 Nov 2010 17:25:11 -0000 Delivered-To: apmail-hadoop-hbase-user@hadoop.apache.org Received: (qmail 90101 invoked by uid 99); 25 Nov 2010 17:25:11 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 25 Nov 2010 17:25:10 +0000 X-ASF-Spam-Status: No, hits=2.2 required=10.0 tests=FREEMAIL_ENVFROM_END_DIGIT,FREEMAIL_FROM,RCVD_IN_DNSWL_NONE,SPF_PASS,T_TO_NO_BRKTS_FREEMAIL X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: domain of timrobertson100@gmail.com designates 209.85.216.48 as permitted sender) Received: from [209.85.216.48] (HELO mail-qw0-f48.google.com) (209.85.216.48) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 25 Nov 2010 17:25:03 +0000 Received: by qwf6 with SMTP id 6so263515qwf.35 for ; Thu, 25 Nov 2010 09:24:42 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:received:date:message-id :subject:from:to:content-type; bh=+otuSlVUvrK7uGdiEXqhIHjPTrN2PeRaJitTICeC6rg=; b=Dzlrq5BmSy1IxAriZEDrFsNrb6iaGmRzDFHC+Vr+qpeeTBM7NvACpEVkY3KbttqMmv Oo4fP5EmJcT3HoDw01zkeq8/For4o9EfMPbHmt2gYeYjZN1xCov+G0sbUUD0/2tfBpN+ iWq5uNWQR4Hfn3dOToudNx9rKU4ZCcga3hV9w= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:content-type; b=wo7KY3uYNsOFYwXFsdRYDIlv8kz5ZmyJNgZp9e1uAxVlwc/PxcJDwqsAm3VjCfnY+F X5WHnT9w8GiIkqkNsAHvhL5gjYLuOWo+1ogeMUKpvK71U8RHk+ALNlmVcwnuShk5U0Gz 4RONkTRCJtMOxL5YGpsaEJv8+UtxD+ewLf2hs= MIME-Version: 1.0 Received: by 10.224.207.202 with SMTP id fz10mr945452qab.213.1290705882536; Thu, 25 Nov 2010 09:24:42 -0800 (PST) Received: by 10.220.81.73 with HTTP; Thu, 25 Nov 2010 09:24:42 -0800 (PST) Date: Thu, 25 Nov 2010 18:24:42 +0100 Message-ID: Subject: decommissioning nodes From: Tim Robertson To: hbase-user@hadoop.apache.org Content-Type: text/plain; charset=ISO-8859-1 X-Virus-Checked: Checked by ClamAV on apache.org Hi all, Please forgive this rather naive question - I have a cluster and want to decommission nodes (including the RS that hold the -ROOT- and .META). Could someone please advise me the best way to do this gracefully? Can I force HBase to move regions onto the region servers I will keep up? The master will remain. Thanks, Tim