Return-Path: X-Original-To: apmail-hive-dev-archive@www.apache.org Delivered-To: apmail-hive-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 2D15110C07 for ; Mon, 8 Apr 2013 12:28:29 +0000 (UTC) Received: (qmail 21870 invoked by uid 500); 8 Apr 2013 12:28:28 -0000 Delivered-To: apmail-hive-dev-archive@hive.apache.org Received: (qmail 20498 invoked by uid 500); 8 Apr 2013 12:28:26 -0000 Mailing-List: contact dev-help@hive.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@hive.apache.org Delivered-To: mailing list dev@hive.apache.org Received: (qmail 20439 invoked by uid 99); 8 Apr 2013 12:28:25 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 08 Apr 2013 12:28:25 +0000 X-ASF-Spam-Status: No, hits=2.2 required=5.0 tests=HTML_MESSAGE,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of wangwenli@huawei.com designates 119.145.14.64 as permitted sender) Received: from [119.145.14.64] (HELO szxga01-in.huawei.com) (119.145.14.64) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 08 Apr 2013 12:28:20 +0000 Received: from 172.24.2.119 (EHLO szxeml208-edg.china.huawei.com) ([172.24.2.119]) by szxrg01-dlp.huawei.com (MOS 4.3.4-GA FastPath queued) with ESMTP id BAG75190; Mon, 08 Apr 2013 20:27:45 +0800 (CST) Received: from SZXEML456-HUB.china.huawei.com (10.82.67.199) by szxeml208-edg.china.huawei.com (172.24.2.57) with Microsoft SMTP Server (TLS) id 14.1.323.7; Mon, 8 Apr 2013 20:27:43 +0800 Received: from SZXEML508-MBX.china.huawei.com ([169.254.5.30]) by szxeml456-hub.china.huawei.com ([10.82.67.199]) with mapi id 14.01.0323.007; Mon, 8 Apr 2013 20:27:33 +0800 From: Wangwenli To: "user@hive.apache.org" , "dev@hive.apache.org" Subject: StackOverflowError when add jar using multiple thread cocurrently Thread-Topic: StackOverflowError when add jar using multiple thread cocurrently Thread-Index: Ac40VG56EjO8TCR4T3+WM5rfEAQbPg== Date: Mon, 8 Apr 2013 12:27:32 +0000 Message-ID: <737D5E42ADDB2C4E96DAF6A8900D75FE3077F746@SZXEML508-MBX.china.huawei.com> Accept-Language: zh-CN, en-US Content-Language: zh-CN X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.66.86.137] Content-Type: multipart/alternative; boundary="_000_737D5E42ADDB2C4E96DAF6A8900D75FE3077F746SZXEML508MBXchi_" MIME-Version: 1.0 X-CFilter-Loop: Reflected X-Virus-Checked: Checked by ClamAV on apache.org --_000_737D5E42ADDB2C4E96DAF6A8900D75FE3077F746SZXEML508MBXchi_ Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Hi All, Recently we find that when multiple jdbc connection concurrently add jars, = hiveserver will throw StackOverflowError when serializeMapRedWork to hdfs, = I find the relate issue hive-2666 is similar, but I think it missed the con= currently scenario. I find it is because the classloader is changed which will lead to the infi= nite loop. Any one met this issue? Any suggestion? Regards Wenli --_000_737D5E42ADDB2C4E96DAF6A8900D75FE3077F746SZXEML508MBXchi_--