Return-Path: X-Original-To: apmail-hbase-issues-archive@www.apache.org Delivered-To: apmail-hbase-issues-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 3A00618EA5 for ; Thu, 11 Jun 2015 07:58:01 +0000 (UTC) Received: (qmail 73056 invoked by uid 500); 11 Jun 2015 07:58:01 -0000 Delivered-To: apmail-hbase-issues-archive@hbase.apache.org Received: (qmail 73002 invoked by uid 500); 11 Jun 2015 07:58:01 -0000 Mailing-List: contact issues-help@hbase.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Delivered-To: mailing list issues@hbase.apache.org Received: (qmail 72986 invoked by uid 99); 11 Jun 2015 07:58:00 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 11 Jun 2015 07:58:00 +0000 Date: Thu, 11 Jun 2015 07:58:00 +0000 (UTC) From: "Anoop Sam John (JIRA)" To: issues@hbase.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (HBASE-13855) NPE in PartitionedMobCompactor 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/HBASE-13855?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Anoop Sam John updated HBASE-13855: ----------------------------------- Priority: Critical (was: Major) > NPE in PartitionedMobCompactor > ------------------------------ > > Key: HBASE-13855 > URL: https://issues.apache.org/jira/browse/HBASE-13855 > Project: HBase > Issue Type: Sub-task > Components: mob > Affects Versions: hbase-11339 > Reporter: Jingcheng Du > Assignee: Jingcheng Du > Priority: Critical > Fix For: hbase-11339 > > Attachments: HBASE-13855.diff > > > In PartitionedMobCompactor, mob files are split into partitions, the compactions of partitions run in parallel. > The partitions share the same set of del files. There might be race conditions when open readers of del store files in each partition which can cause NPE. > In this patch, we will pre-create the reader for each del store file to avoid this issue. -- This message was sent by Atlassian JIRA (v6.3.4#6332)