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 AADACD4DF for ; Sun, 1 Jul 2012 06:57:09 +0000 (UTC) Received: (qmail 2972 invoked by uid 500); 1 Jul 2012 06:57:07 -0000 Delivered-To: apmail-cassandra-user-archive@cassandra.apache.org Received: (qmail 2941 invoked by uid 500); 1 Jul 2012 06:57:06 -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 2930 invoked by uid 99); 1 Jul 2012 06:57:06 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Sun, 01 Jul 2012 06:57:06 +0000 X-ASF-Spam-Status: No, hits=-0.7 required=5.0 tests=FSL_RCVD_USER,RCVD_IN_DNSWL_LOW,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of jbellis@gmail.com designates 209.85.214.44 as permitted sender) Received: from [209.85.214.44] (HELO mail-bk0-f44.google.com) (209.85.214.44) by apache.org (qpsmtpd/0.29) with ESMTP; Sun, 01 Jul 2012 06:57:01 +0000 Received: by bkty8 with SMTP id y8so4235722bkt.31 for ; Sat, 30 Jun 2012 23:56:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :content-type:content-transfer-encoding; bh=ZS5SbAGR4NPwLMpi5trlq825V6V8Ipqb3XRUz1jiRDk=; b=hlTsPBD3FNWqa/YSxa6I9rXm4/1t0tFVEl5E/Qz+qxcki9zt/rQUG+HilebngSS0Oc yO76qBXo1w0Q6prF8Q573bHT7W7bpUrSZD+YYt6rfdZr+M67LD85tlJ4v4dDExqjU/SZ xX8YS3PBUsATXT/tUl2kVPSprj5U40YRjYvmQdT9CX7B/AgTeSPr/DZIwRVwHErImgMn DyAAJUr3xyQ4/AIUVtxyEl1yDoC7nZHjjPBIyVfvfGFJL0i+AA1X9HHrPRui2+Yv7lBk EpxVOgtYJNljxFS3hQEMXjAW7/BKJCojz9C+CKO5jugaF1/slK4O6KoEUiL76CzDJgus 77xg== Received: by 10.204.133.200 with SMTP id g8mr4509688bkt.110.1341125800667; Sat, 30 Jun 2012 23:56:40 -0700 (PDT) MIME-Version: 1.0 Received: by 10.204.33.203 with HTTP; Sat, 30 Jun 2012 23:56:20 -0700 (PDT) In-Reply-To: References: From: Jonathan Ellis Date: Sun, 1 Jul 2012 01:56:20 -0500 Message-ID: Subject: Re: jscv CPU Consumption 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 Sounds like http://wiki.apache.org/cassandra/FAQ#ubuntu_ec2_hangs to me. On Fri, Jun 29, 2012 at 1:45 AM, Olivier Mallassi wrot= e: > Hi all > > We have a 12 servers clusters (8 cores by machines..). > OS is Ubuntu 10.04.2. > > On one of the machine (only one) and without any load (no inserts, no > reads....), we have a huge CPU Load whereas there is no activities (no > compaction in progress etc...) > A top on the machine show us the process jscv is using all the available > CPUs. > > Is that link to JNA? do you have any ideas? > > Cheers > > -- > ............................................................ > Olivier Mallassi > OCTO Technology > ............................................................ > 50, Avenue des Champs-Elys=E9es > 75008 Paris > > Mobile: (33) 6 28 70 26 61 > T=E9l: (33) 1 58 56 10 00 > Fax: (33) 1 58 56 10 01 > > http://www.octo.com > Octo Talks! http://blog.octo.com > > --=20 Jonathan Ellis Project Chair, Apache Cassandra co-founder of DataStax, the source for professional Cassandra support http://www.datastax.com