Return-Path: Delivered-To: apmail-incubator-cassandra-user-archive@minotaur.apache.org Received: (qmail 82722 invoked from network); 3 Dec 2009 19:14:52 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.3) by minotaur.apache.org with SMTP; 3 Dec 2009 19:14:52 -0000 Received: (qmail 69450 invoked by uid 500); 3 Dec 2009 19:14:51 -0000 Delivered-To: apmail-incubator-cassandra-user-archive@incubator.apache.org Received: (qmail 69427 invoked by uid 500); 3 Dec 2009 19:14:51 -0000 Mailing-List: contact cassandra-user-help@incubator.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: cassandra-user@incubator.apache.org Delivered-To: mailing list cassandra-user@incubator.apache.org Received: (qmail 69418 invoked by uid 99); 3 Dec 2009 19:14:51 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 03 Dec 2009 19:14:51 +0000 X-ASF-Spam-Status: No, hits=-0.0 required=10.0 tests=SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: domain of jbellis@gmail.com designates 209.85.220.214 as permitted sender) Received: from [209.85.220.214] (HELO mail-fx0-f214.google.com) (209.85.220.214) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 03 Dec 2009 19:14:43 +0000 Received: by fxm6 with SMTP id 6so1729620fxm.0 for ; Thu, 03 Dec 2009 11:14:23 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :from:date:message-id:subject:to:content-type :content-transfer-encoding; bh=/RPnQseg5yvb4mVlxCzLEPGrGXlgnvaEw73qZFmDuDE=; b=TG+DfHg0owFcT+aSgt5LFpz1tzA+JV+O32pe3rcKuR5nYXoQSLwCWAjIX3RoOThFEA Zsb2yvpLPQlWvwLpxf+ZtzBlEa5hYNGFDxmnRSZsgn4PyVo5u8ve6WyoDHMtSYRvBN7d WGvHzmcLunl9IDo47HbmCAZWpfRceABtqoyII= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :content-type:content-transfer-encoding; b=ho6E0c8X3RGDP66sJLTx1NVRLDn+sLeQYCU57Imtcv9qxAchZVBEQEa3TFLi/XT9b6 cDjZoHJTqLg7MWZQQoDRyXtEDu8J/XMDfqkpZhbS5JvYk8NpJFv1Ry2lR9ReQSjVEkU5 VXpZfUldb2vtJYggpzZ1IV4H4FJ+/uym1Y2L8= MIME-Version: 1.0 Received: by 10.216.87.194 with SMTP id y44mr674260wee.204.1259867663280; Thu, 03 Dec 2009 11:14:23 -0800 (PST) In-Reply-To: <59DD1BA8FD3C0F4C90771C18F2B5B53A4C850C20F4@GVW0432EXB.americas.hpqcorp.net> References: <59DD1BA8FD3C0F4C90771C18F2B5B53A4C850190C6@GVW0432EXB.americas.hpqcorp.net> <59DD1BA8FD3C0F4C90771C18F2B5B53A4C850C20C5@GVW0432EXB.americas.hpqcorp.net> <59DD1BA8FD3C0F4C90771C18F2B5B53A4C850C20F4@GVW0432EXB.americas.hpqcorp.net> From: Jonathan Ellis Date: Thu, 3 Dec 2009 13:14:03 -0600 Message-ID: Subject: Re: Persistently increasing read latency To: cassandra-user@incubator.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 Thu, Dec 3, 2009 at 1:11 PM, Freeman, Tim wrote: >>how many are in your data directories? =A0is your compaction >>lagging 1000s of tables behind again? > > Yes, there are 2348 files in data/Keyspace1, and jconsole says the compac= tion pool has >1600 pending tasks. If you stop doing client requests does that number start to go down? If not there is a bug. If there are exceptions in the logs then it is an obvious one otherwise something more subtle. :) -Jonathan