Return-Path: X-Original-To: apmail-hbase-dev-archive@www.apache.org Delivered-To: apmail-hbase-dev-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id EDA4910434 for ; Thu, 31 Oct 2013 17:00:16 +0000 (UTC) Received: (qmail 94739 invoked by uid 500); 31 Oct 2013 16:57:53 -0000 Delivered-To: apmail-hbase-dev-archive@hbase.apache.org Received: (qmail 94518 invoked by uid 500); 31 Oct 2013 16:57:32 -0000 Mailing-List: contact dev-help@hbase.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@hbase.apache.org Delivered-To: mailing list dev@hbase.apache.org Received: (qmail 94419 invoked by uid 99); 31 Oct 2013 16:57:17 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 31 Oct 2013 16:57:17 +0000 Date: Thu, 31 Oct 2013 16:57:17 +0000 (UTC) From: "Nicolas Liochon (JIRA)" To: dev@hbase.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Created] (HBASE-9869) Optimize HConnectionManager#getCachedLocation MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 Nicolas Liochon created HBASE-9869: -------------------------------------- Summary: Optimize HConnectionManager#getCachedLocation Key: HBASE-9869 URL: https://issues.apache.org/jira/browse/HBASE-9869 Project: HBase Issue Type: Bug Components: Client Affects Versions: 0.96.0, 0.98.0 Reporter: Nicolas Liochon Assignee: Nicolas Liochon Fix For: 0.98.0, 0.96.1 It javadoc says: "TODO: This method during writing consumes 15% of CPU doing lookup". This is still true, says Yourkit. With 0.96, we also spend more time in these methods. We retry more, and the AsyncProcess calls it in parallel. I don't have the patch for this yet, but I will spend some time on it. -- This message was sent by Atlassian JIRA (v6.1#6144)