Return-Path: Delivered-To: apmail-cassandra-user-archive@www.apache.org Received: (qmail 52841 invoked from network); 15 Nov 2010 14:17:43 -0000 Received: from unknown (HELO mail.apache.org) (140.211.11.3) by 140.211.11.9 with SMTP; 15 Nov 2010 14:17:43 -0000 Received: (qmail 62450 invoked by uid 500); 15 Nov 2010 14:18:11 -0000 Delivered-To: apmail-cassandra-user-archive@cassandra.apache.org Received: (qmail 62347 invoked by uid 500); 15 Nov 2010 14:18:11 -0000 Mailing-List: contact user-help@cassandra.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@cassandra.apache.org Delivered-To: mailing list user@cassandra.apache.org Received: (qmail 62339 invoked by uid 99); 15 Nov 2010 14:18:10 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 15 Nov 2010 14:18:10 +0000 X-ASF-Spam-Status: No, hits=0.0 required=10.0 tests=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 gdusbabek@gmail.com designates 74.125.82.44 as permitted sender) Received: from [74.125.82.44] (HELO mail-ww0-f44.google.com) (74.125.82.44) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 15 Nov 2010 14:18:03 +0000 Received: by wwa36 with SMTP id 36so78049wwa.25 for ; Mon, 15 Nov 2010 06:17:43 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:received:reply-to :in-reply-to:references:date:message-id:subject:from:to:content-type :content-transfer-encoding; bh=sKaBfA5yrHcp5n1t5T5OOiFYudsrykLnd6Bf1Ne3zPc=; b=LPNIY2UTphgAzy51h/zV343o4E0KYc2lun8RI22S/bZT+3YGymw5/NErBl4++N8+O+ 4TqkpSU8nBeBE58IhxWzjyyMv+8OhHNcUYYtzuv4s2tgMZCwNWJc6QsVsOO6QKEVMv67 xWUKNtTovIZo9kA4lvgXJpA0prWrRzB/HZAk8= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:reply-to:in-reply-to:references:date:message-id :subject:from:to:content-type:content-transfer-encoding; b=M65xuwQMfoIX6X+p8Q++a3ZdeqiQ2B7AgIaA3SYHjG8M/oIgbMudXSzqxDsxt0kmco 3xj0TcStc1a1RGNUcyyv1FqpV4HSUCliaixoeON1rFDxwOyHpMJwbi9XLiFg28IhkgiS hKpyZG9TsWJXPHpc0vuKJxA33NkQgWn4cTcYM= MIME-Version: 1.0 Received: by 10.216.1.149 with SMTP id 21mr6845261wed.10.1289830662381; Mon, 15 Nov 2010 06:17:42 -0800 (PST) Received: by 10.216.246.73 with HTTP; Mon, 15 Nov 2010 06:17:42 -0800 (PST) Reply-To: gdusbabek@gmail.com In-Reply-To: References: Date: Mon, 15 Nov 2010 08:17:42 -0600 Message-ID: Subject: Re: Deleting the datadir for system keyspace in 0.7 From: Gary Dusbabek To: user@cassandra.apache.org Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable X-Virus-Checked: Checked by ClamAV on apache.org Mostly these things: stored schema information, cached cluster info, the token, hints. Everything but the hints can be replaced. Gary. On Mon, Nov 15, 2010 at 06:29, Utku Can Top=E7u wrote: > Hello All, > > I'm wondering before restarting the a node in a cluster. If I delete the > system keyspace, what data would I be losing, would I be losing anything? > > Regards, > Utku >