Return-Path: Delivered-To: apmail-cassandra-user-archive@www.apache.org Received: (qmail 65777 invoked from network); 26 Aug 2010 00:20:18 -0000 Received: from unknown (HELO mail.apache.org) (140.211.11.3) by 140.211.11.9 with SMTP; 26 Aug 2010 00:20:18 -0000 Received: (qmail 66200 invoked by uid 500); 26 Aug 2010 00:20:16 -0000 Delivered-To: apmail-cassandra-user-archive@cassandra.apache.org Received: (qmail 66163 invoked by uid 500); 26 Aug 2010 00:20:15 -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 66155 invoked by uid 99); 26 Aug 2010 00:20:15 -0000 Received: from Unknown (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 26 Aug 2010 00:20:15 +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 edlinuxguru@gmail.com designates 209.85.161.44 as permitted sender) Received: from [209.85.161.44] (HELO mail-fx0-f44.google.com) (209.85.161.44) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 26 Aug 2010 00:19:54 +0000 Received: by fxm18 with SMTP id 18so960151fxm.31 for ; Wed, 25 Aug 2010 17:19:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:received:in-reply-to :references:date:message-id:subject:from:to:content-type :content-transfer-encoding; bh=e7Gs4f5uTBgqxd12e+y/FIfNvKla9o9IAS0qpI73LvM=; b=JqtLwa6Fq/eJWuyNnkQ/6rBmcP9FE5Fqr2WeCWEbCMmSBL0EbNYbuXUSp4mXxO7NPL n6AZhTXARiNWlOndjMW/Wr4JiBdWDE+qF/02Iw0oeHzJR2TTu+by9U2qrTN0j2NGWSHo UE4vQDuJHnP4ksoEmxK5T0yF0XvvxGFCKBVwc= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type:content-transfer-encoding; b=UAwEqRrrCm5bEehfxfKxF1DQOy8iJoGH3orC0tza+TPSHUPqkOdHhL0kZV2H1bU56c seYmvB1irlkvWPOGTT/txX/YbgxU6uuRuOYaAFQhRpUQQjKUwghN2w+Tcwjgyj8V0MWN rhRkF6YW2EsEjWyrAHsFI6j6jpRhwZMPFHRqI= MIME-Version: 1.0 Received: by 10.223.114.142 with SMTP id e14mr6048068faq.70.1282781973676; Wed, 25 Aug 2010 17:19:33 -0700 (PDT) Received: by 10.223.112.205 with HTTP; Wed, 25 Aug 2010 17:19:33 -0700 (PDT) In-Reply-To: <4C73E568.4030704@cs.tu-berlin.de> References: <4C73E568.4030704@cs.tu-berlin.de> Date: Wed, 25 Aug 2010 20:19:33 -0400 Message-ID: Subject: Re: Follow-up post on cassandra configuration with some experiments on GC tuning From: Edward Capriolo 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 On Tue, Aug 24, 2010 at 11:29 AM, Mikio Braun wrote= : > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > Dear all, > > thanks again for all the comments I got on my last post. I've played a > bit with different GC settings and got my Cassandra instance to run > very nicely with 8GB of heap. > > I summarized my experiences with GC tuning in this follow-up post: > > http://blog.mikiobraun.de/2010/08/cassandra-gc-tuning.html > > - -M > > - -- > Dr. Mikio Braun =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0email: mik= io@cs.tu-berlin.de > TU Berlin =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0web:= ml.cs.tu-berlin.de/~mikio > Franklinstr. 28/29 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 tel: +49 30 31= 4 78627 > 10587 Berlin, Germany > > > > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1.4.9 (GNU/Linux) > Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ > > iEYEARECAAYFAkxz5WcACgkQtnXKX8rQtgDiiwCeLknuTcr65eehwIcsivInjv4W > LaQAn3RY9pH19r8SuUhVBvtE6LeyFUvB > =3DMYsY > -----END PGP SIGNATURE----- > Awesome! I applied your suggestions on one of my nodes. It looks really really good. http://www.edwardcapriolo.com/roller/edwardcapriolo/entry/tune_that_jvm