From issues-return-151065-archive-asf-public=cust-asf.ponee.io@flink.apache.org Mon Feb 5 16:07:04 2018 Return-Path: X-Original-To: archive-asf-public@eu.ponee.io Delivered-To: archive-asf-public@eu.ponee.io Received: from cust-asf.ponee.io (cust-asf.ponee.io [163.172.22.183]) by mx-eu-01.ponee.io (Postfix) with ESMTP id C1880180647 for ; Mon, 5 Feb 2018 16:07:04 +0100 (CET) Received: by cust-asf.ponee.io (Postfix) id B0F64160C5A; Mon, 5 Feb 2018 15:07:04 +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 04973160C4B for ; Mon, 5 Feb 2018 16:07:03 +0100 (CET) Received: (qmail 45918 invoked by uid 500); 5 Feb 2018 15:07:03 -0000 Mailing-List: contact issues-help@flink.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@flink.apache.org Delivered-To: mailing list issues@flink.apache.org Received: (qmail 45909 invoked by uid 99); 5 Feb 2018 15:07:03 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd4-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 05 Feb 2018 15:07:03 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd4-us-west.apache.org (ASF Mail Server at spamd4-us-west.apache.org) with ESMTP id B1E5BC039A for ; Mon, 5 Feb 2018 15:07:02 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd4-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -110.311 X-Spam-Level: X-Spam-Status: No, score=-110.311 tagged_above=-999 required=6.31 tests=[ENV_AND_HDR_SPF_MATCH=-0.5, RCVD_IN_DNSWL_MED=-2.3, SPF_PASS=-0.001, T_RP_MATCHES_RCVD=-0.01, USER_IN_DEF_SPF_WL=-7.5, USER_IN_WHITELIST=-100] autolearn=disabled Received: from mx1-lw-eu.apache.org ([10.40.0.8]) by localhost (spamd4-us-west.apache.org [10.40.0.11]) (amavisd-new, port 10024) with ESMTP id n3CDi_BMMcR4 for ; Mon, 5 Feb 2018 15:07:01 +0000 (UTC) Received: from mailrelay1-us-west.apache.org (mailrelay1-us-west.apache.org [209.188.14.139]) by mx1-lw-eu.apache.org (ASF Mail Server at mx1-lw-eu.apache.org) with ESMTP id 4AE9A5FB9B for ; Mon, 5 Feb 2018 15:07:01 +0000 (UTC) Received: from jira-lw-us.apache.org (unknown [207.244.88.139]) by mailrelay1-us-west.apache.org (ASF Mail Server at mailrelay1-us-west.apache.org) with ESMTP id 8A776E00EA for ; Mon, 5 Feb 2018 15:07:00 +0000 (UTC) Received: from jira-lw-us.apache.org (localhost [127.0.0.1]) by jira-lw-us.apache.org (ASF Mail Server at jira-lw-us.apache.org) with ESMTP id 4768821301 for ; Mon, 5 Feb 2018 15:07:00 +0000 (UTC) Date: Mon, 5 Feb 2018 15:07:00 +0000 (UTC) From: "Chesnay Schepler (JIRA)" To: issues@flink.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (FLINK-8020) Deadlock found in Async I/O operator 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/FLINK-8020?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Chesnay Schepler updated FLINK-8020: ------------------------------------ Priority: Critical (was: Blocker) > Deadlock found in Async I/O operator > ------------------------------------ > > Key: FLINK-8020 > URL: https://issues.apache.org/jira/browse/FLINK-8020 > Project: Flink > Issue Type: Bug > Components: Kafka Connector, Streaming, Streaming Connectors > Affects Versions: 1.3.2 > Environment: Kafka 0.8.2 and Flink 1.3.2 on YARN mode > Reporter: Weihua Jiang > Priority: Critical > Fix For: 1.5.0, 1.4.1 > > Attachments: jstack53009(2).out, jstack67976-2.log > > > Our streaming job run into trouble in these days after a long time smooth running. One issue we found is [https://issues.apache.org/jira/browse/FLINK-8019] and another one is this one. > After analyzing the jstack, we believe we found a DEAD LOCK in flink: > 1. The thread "cache-process0 -> async-operator0 -> Sink: hbase-sink0 (8/8)" hold lock 0x00000007b6aa1788 and is waiting for lock 0x00000007b6aa1940. > 2. The thread "Time Trigger for cache-process0 -> async-operator0 -> Sink: hbase-sink0 (8/8)" hold lock 0x00000007b6aa1940 and is waiting for lock 0x00000007b6aa1788. > This DEADLOCK made the job fail to proceed. -- This message was sent by Atlassian JIRA (v7.6.3#76005)