Return-Path: X-Original-To: apmail-drill-issues-archive@minotaur.apache.org Delivered-To: apmail-drill-issues-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id E04BC18115 for ; Fri, 11 Dec 2015 23:56:46 +0000 (UTC) Received: (qmail 24153 invoked by uid 500); 11 Dec 2015 23:56:46 -0000 Delivered-To: apmail-drill-issues-archive@drill.apache.org Received: (qmail 24120 invoked by uid 500); 11 Dec 2015 23:56:46 -0000 Mailing-List: contact issues-help@drill.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@drill.apache.org Delivered-To: mailing list issues@drill.apache.org Received: (qmail 24104 invoked by uid 99); 11 Dec 2015 23:56:46 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 11 Dec 2015 23:56:46 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id AD5842C14F7 for ; Fri, 11 Dec 2015 23:56:46 +0000 (UTC) Date: Fri, 11 Dec 2015 23:56:46 +0000 (UTC) From: "Parth Chandra (JIRA)" To: issues@drill.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (DRILL-4152) Add additional logging and metrics to the Parquet reader MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 [ https://issues.apache.org/jira/browse/DRILL-4152?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15053817#comment-15053817 ] Parth Chandra commented on DRILL-4152: -------------------------------------- [~adeneche] Can you please review ? > Add additional logging and metrics to the Parquet reader > -------------------------------------------------------- > > Key: DRILL-4152 > URL: https://issues.apache.org/jira/browse/DRILL-4152 > Project: Apache Drill > Issue Type: Bug > Components: Storage - Parquet > Reporter: Parth Chandra > Assignee: Parth Chandra > > In some cases, we see the Parquet reader as the bottleneck in reading from the file system. RWSpeedTest is able to read 10x faster than the Parquet reader so reading from disk is not the issue. This issue is to add more instrumentation to the Parquet reader so speed bottlenecks can be better diagnosed. -- This message was sent by Atlassian JIRA (v6.3.4#6332)