Return-Path: X-Original-To: archive-asf-public-internal@cust-asf2.ponee.io Delivered-To: archive-asf-public-internal@cust-asf2.ponee.io Received: from cust-asf.ponee.io (cust-asf.ponee.io [163.172.22.183]) by cust-asf2.ponee.io (Postfix) with ESMTP id 3A79B200B7D for ; Sat, 27 Aug 2016 02:25:26 +0200 (CEST) Received: by cust-asf.ponee.io (Postfix) id 38FD7160AC3; Sat, 27 Aug 2016 00:25:26 +0000 (UTC) Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by cust-asf.ponee.io (Postfix) with SMTP id 80B9D160AB6 for ; Sat, 27 Aug 2016 02:25:25 +0200 (CEST) Received: (qmail 50320 invoked by uid 500); 27 Aug 2016 00:25:24 -0000 Mailing-List: contact dev-help@apex.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@apex.apache.org Delivered-To: mailing list dev@apex.apache.org Received: (qmail 50305 invoked by uid 99); 27 Aug 2016 00:25:24 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd2-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Sat, 27 Aug 2016 00:25:24 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd2-us-west.apache.org (ASF Mail Server at spamd2-us-west.apache.org) with ESMTP id 52EB41A1380 for ; Sat, 27 Aug 2016 00:25:24 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd2-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -4.646 X-Spam-Level: X-Spam-Status: No, score=-4.646 tagged_above=-999 required=6.31 tests=[KAM_ASCII_DIVIDERS=0.8, KAM_LAZY_DOMAIN_SECURITY=1, RCVD_IN_DNSWL_HI=-5, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, RP_MATCHES_RCVD=-1.426] autolearn=disabled Received: from mx1-lw-eu.apache.org ([10.40.0.8]) by localhost (spamd2-us-west.apache.org [10.40.0.9]) (amavisd-new, port 10024) with ESMTP id yMM1_YDNXT5y for ; Sat, 27 Aug 2016 00:25:23 +0000 (UTC) Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by mx1-lw-eu.apache.org (ASF Mail Server at mx1-lw-eu.apache.org) with SMTP id 6337F5FBC2 for ; Sat, 27 Aug 2016 00:25:22 +0000 (UTC) Received: (qmail 49852 invoked by uid 99); 27 Aug 2016 00:25:21 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Sat, 27 Aug 2016 00:25:21 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id 562022C0031 for ; Sat, 27 Aug 2016 00:25:21 +0000 (UTC) Date: Sat, 27 Aug 2016 00:25:21 +0000 (UTC) From: "ASF GitHub Bot (JIRA)" To: dev@apex.incubator.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (APEXMALHAR-2134) Catch NullPointerException if some Kafka partition has no leader broker MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 archived-at: Sat, 27 Aug 2016 00:25:26 -0000 [ https://issues.apache.org/jira/browse/APEXMALHAR-2134?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15440301#comment-15440301 ] ASF GitHub Bot commented on APEXMALHAR-2134: -------------------------------------------- Github user asfgit closed the pull request at: https://github.com/apache/apex-malhar/pull/379 > Catch NullPointerException if some Kafka partition has no leader broker > ----------------------------------------------------------------------- > > Key: APEXMALHAR-2134 > URL: https://issues.apache.org/jira/browse/APEXMALHAR-2134 > Project: Apache Apex Malhar > Issue Type: Bug > Reporter: Siyuan Hua > Assignee: Chaitanya > Labels: newbie > Fix For: 3.5.0 > > Original Estimate: 24h > Remaining Estimate: 24h > > Kafka partition could have no leader broker some time and we need to catch exception and skip that partition for the time until new leader is elected > Here is the exception we see in the stacktrace > 2016-07-05 14:00:46,087 ERROR kafka.SimpleKafkaConsumer (SimpleKafkaConsumer.java:run(481)) - Exception {} > java.lang.NullPointerException > at java.util.concurrent.ConcurrentHashMap.putVal(ConcurrentHashMap.java:1011) > at java.util.concurrent.ConcurrentHashMap.put(ConcurrentHashMap.java:1006) > at com.datatorrent.contrib.kafka.SimpleKafkaConsumer$MetaDataMonitorTask.monitorMetadata(SimpleKafkaConsumer.java:511) > at com.datatorrent.contrib.kafka.SimpleKafkaConsumer$MetaDataMonitorTask.run(SimpleKafkaConsumer.java:477) > at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) > at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) > at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180) > at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294) > at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) > at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) > at java.lang.Thread.run(Thread.java:745) > 2016-07-05 14:01:15,999 ERROR kafka.SimpleKafkaConsumer (SimpleKafkaConsumer.java:run(481)) - Exception {} > java.lang.NullPointerException > at java.util.concurrent.ConcurrentHashMap.putVal(ConcurrentHashMap.java:1011) > at java.util.concurrent.ConcurrentHashMap.put(ConcurrentHashMap.java:1006) > at com.datatorrent.contrib.kafka.SimpleKafkaConsumer$MetaDataMonitorTask.monitorMetadata(SimpleKafkaConsumer.java:511) > at com.datatorrent.contrib.kafka.SimpleKafkaConsumer$MetaDataMonitorTask.run(SimpleKafkaConsumer.java:477) > at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) > at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) > at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180) > at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294) > at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) > at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) > at java.lang.Thread.run(Thread.java:745) -- This message was sent by Atlassian JIRA (v6.3.4#6332)