Return-Path: X-Original-To: apmail-cassandra-user-archive@www.apache.org Delivered-To: apmail-cassandra-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 05073CAD9 for ; Wed, 27 Jun 2012 09:02:31 +0000 (UTC) Received: (qmail 11581 invoked by uid 500); 27 Jun 2012 09:02:28 -0000 Delivered-To: apmail-cassandra-user-archive@cassandra.apache.org Received: (qmail 11444 invoked by uid 500); 27 Jun 2012 09:02:28 -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 11402 invoked by uid 99); 27 Jun 2012 09:02:27 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 27 Jun 2012 09:02:27 +0000 X-ASF-Spam-Status: No, hits=2.2 required=5.0 tests=FSL_RCVD_USER,HTML_MESSAGE,RCVD_IN_DNSWL_NONE,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: local policy) Received: from [208.113.200.5] (HELO homiemail-a45.g.dreamhost.com) (208.113.200.5) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 27 Jun 2012 09:02:19 +0000 Received: from homiemail-a45.g.dreamhost.com (localhost [127.0.0.1]) by homiemail-a45.g.dreamhost.com (Postfix) with ESMTP id 939DC480C9 for ; Wed, 27 Jun 2012 02:01:57 -0700 (PDT) DomainKey-Signature: a=rsa-sha1; c=nofws; d=thelastpickle.com; h=from :mime-version:content-type:subject:date:in-reply-to:to :references:message-id; q=dns; s=thelastpickle.com; b=Took0oKng8 hk+NWVNXELuHTXRI9u7U6VH0a2ch4WA7BdumNOCCGL0PdxIKUJlBgPAkFe5I1T3/ NLsKkD7iGRAxZhJ24IZk4QhKyfS/rMgEDXvQmDP4T6UcF3utDgOpDpYo/0jaY4Hd xjneJQtBLsja3pVJU57HtZGq9bJBXF+s0= DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=thelastpickle.com; h=from :mime-version:content-type:subject:date:in-reply-to:to :references:message-id; s=thelastpickle.com; bh=OptIW4Mwx9DtT/qe L7Nb5cAboWk=; b=N4ViCPJcChXYXtrGGPZt3ThTMEhQYgiKwFHw/F4aNKyqM3XQ W6ximBeJcWIApz1MRLrcDSR8cxIBsY5aTzC3QUvIEBxUNlaM3VTGq89QmbnkFrAp pZOcbuMSNiBHLJEgtsubbDoMkMPS5nHcioNKDc5a/XU1Xfhc+J5A7azZEKg= Received: from [172.16.1.4] (unknown [203.86.207.101]) (using TLSv1 with cipher AES128-SHA (128/128 bits)) (No client certificate requested) (Authenticated sender: aaron@thelastpickle.com) by homiemail-a45.g.dreamhost.com (Postfix) with ESMTPSA id 1203F480C7 for ; Wed, 27 Jun 2012 02:01:56 -0700 (PDT) From: aaron morton Mime-Version: 1.0 (Apple Message framework v1278) Content-Type: multipart/alternative; boundary="Apple-Mail=_A9A37650-50A3-42B0-8FCD-176F69CDC0FD" Subject: Re: Fat Client Commit Log Date: Wed, 27 Jun 2012 21:01:54 +1200 In-Reply-To: To: user@cassandra.apache.org References: <4E01ACFF-C036-4A60-B4B2-C7A8DD1CC369@thelastpickle.com> Message-Id: X-Mailer: Apple Mail (2.1278) --Apple-Mail=_A9A37650-50A3-42B0-8FCD-176F69CDC0FD Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=iso-8859-1 Fat clients aren't involved in writes or HH, and I think my previous = thought about it having some info in the System KS may be wrong.=20 Can you recreate the issue ? Care to raise a ticket on = https://issues.apache.org/jira/browse/CASSANDRA ? Thanks ----------------- Aaron Morton Freelance Developer @aaronmorton http://www.thelastpickle.com On 26/06/2012, at 4:47 AM, Frank Ng wrote: > There are files that are recently created. One fat client node is = storing 2.5GB of commit log files. The other 2 nodes are storing around = 20MB of files. > Question, would the commit log data be related to hinted handoff info = in the system CF? In other words, is hinted handoffs being store in the = fat clients? >=20 > thanks >=20 > On Sun, Jun 24, 2012 at 2:58 PM, aaron morton = wrote: > The fat client would still have some information in the system CF.=20 >=20 > Are the files big ? Are they continually created ? >=20 > Cheers >=20 > ----------------- > Aaron Morton > Freelance Developer > @aaronmorton > http://www.thelastpickle.com >=20 > On 23/06/2012, at 8:07 AM, Frank Ng wrote: >=20 >> Hi All, >>=20 >> We are using the Fat Client and notice that there are files written = to the commit log directory on the Fat Client. Does anyone know what = these files are storing? Are these hinted handoff data? The Fat Client = has no files in the data directory, as expected. >>=20 >> thanks >=20 >=20 --Apple-Mail=_A9A37650-50A3-42B0-8FCD-176F69CDC0FD Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=iso-8859-1 Fat = clients aren't involved in writes or HH, and I think my previous thought = about it having some info in the System KS may be = wrong. 

Can you recreate the issue ? Care to = raise a ticket on https://issues.ap= ache.org/jira/browse/CASSANDRA ?

Thanks<= /div>

http://www.thelastpickle.com

On 26/06/2012, at 4:47 AM, Frank Ng wrote:

There are = files that are recently created.  One fat client node is storing = 2.5GB of commit log files.  The other 2 nodes are storing around = 20MB of files.
Question, would the commit log data be related to = hinted handoff info in the system CF?  In other words, is hinted = handoffs being store in the fat clients?

thanks

On Sun, Jun 24, 2012 at = 2:58 PM, aaron morton <aaron@thelastpickle.com> = wrote:
The fat client would still have some = information in the system CF. 

Are the files big = ? Are they continually created = ?

Cheers

-----------------
Aaron Morton
Freelance = Developer
@aaronmorton

On 23/06/2012, at 8:07 AM, Frank Ng = wrote:

Hi All,

We are using = the Fat Client and notice that there are=20 files written to the commit log directory on the Fat Client.  Does=20= anyone know what these files are storing? Are these hinted handoff=20 data?  The Fat Client has no files in the data directory, as = expected.

thanks



= --Apple-Mail=_A9A37650-50A3-42B0-8FCD-176F69CDC0FD--