Return-Path: X-Original-To: apmail-hadoop-common-dev-archive@www.apache.org Delivered-To: apmail-hadoop-common-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 E32EE756C for ; Mon, 26 Sep 2011 06:23:52 +0000 (UTC) Received: (qmail 3598 invoked by uid 500); 26 Sep 2011 06:23:51 -0000 Delivered-To: apmail-hadoop-common-dev-archive@hadoop.apache.org Received: (qmail 3262 invoked by uid 500); 26 Sep 2011 06:23:50 -0000 Mailing-List: contact common-dev-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: common-dev@hadoop.apache.org Delivered-To: mailing list common-dev@hadoop.apache.org Received: (qmail 3233 invoked by uid 99); 26 Sep 2011 06:23:50 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 26 Sep 2011 06:23:50 +0000 X-ASF-Spam-Status: No, hits=-2000.5 required=5.0 tests=ALL_TRUSTED,RP_MATCHES_RCVD X-Spam-Check-By: apache.org Received: from [140.211.11.116] (HELO hel.zones.apache.org) (140.211.11.116) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 26 Sep 2011 06:23:46 +0000 Received: from hel.zones.apache.org (hel.zones.apache.org [140.211.11.116]) by hel.zones.apache.org (Postfix) with ESMTP id 3C832BC0AA for ; Mon, 26 Sep 2011 06:23:26 +0000 (UTC) Date: Mon, 26 Sep 2011 06:23:26 +0000 (UTC) From: "Magic Xie (JIRA)" To: common-dev@hadoop.apache.org Message-ID: <1174934969.11653.1317018206244.JavaMail.tomcat@hel.zones.apache.org> Subject: [jira] [Created] (HADOOP-7682) taskTracker could not start because "Failed to set permissions" to "ttprivate to 0700" MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 taskTracker could not start because "Failed to set permissions" to "ttprivate to 0700" -------------------------------------------------------------------------------------- Key: HADOOP-7682 URL: https://issues.apache.org/jira/browse/HADOOP-7682 Project: Hadoop Common Issue Type: Bug Components: fs Affects Versions: 0.20.203.0 Environment: OS:WindowsXP SP3 , Filesystem :NTFS, cygwin 1.7.9-1, jdk1.6.0_05 Reporter: Magic Xie ERROR org.apache.hadoop.mapred.TaskTracker:Can not start task tracker because java.io.IOException:Failed to set permissions of path:/tmp/hadoop-cyg_server/mapred/local/ttprivate to 0700 at org.apache.hadoop.fs.RawLocalFileSystem.checkReturnValue(RawLocalFileSystem.java:525) at org.apache.hadoop.fs.RawLocalFileSystem.setPermission(RawLocalFileSystem.java:499) at org.apache.hadoop.fs.RawLocalFileSystem.mkdirs(RawLocalFileSystem.java:318) at org.apache.hadoop.fs.FilterFileSystem.mkdirs(FilterFileSystem.java:183) at org.apache.hadoop.mapred.TaskTracker.initialize(TaskTracker.java:635) at org.apache.hadoop.mapred.TaskTracker.(TaskTracker.java:1328) at org.apache.hadoop.mapred.TaskTracker.main(TaskTracker.java:3430) Since hadoop0.20.203 when the TaskTracker initialize, it checks the permission(TaskTracker Line 624) of (org.apache.hadoop.mapred.TaskTracker.TT_LOG_TMP_DIR,org.apache.hadoop.mapred.TaskTracker.TT_PRIVATE_DIR, org.apache.hadoop.mapred.TaskTracker.TT_PRIVATE_DIR).RawLocalFileSystem(http://svn.apache.org/viewvc/hadoop/common/tags/release-0.20.203.0/src/core/org/apache/hadoop/fs/RawLocalFileSystem.java?view=markup) call setPermission(Line 481) to deal with it, setPermission works fine on *nx, however,it dose not alway works on windows. setPermission call setReadable of Java.io.File in the line 498, but according to the Table1 below provided by oracle,setReadable(false) will always return false on windows, the same as setExecutable(false). http://java.sun.com/developer/technicalArticles/J2SE/Desktop/javase6/enhancements/ is it cause the task tracker "Failed to set permissions" to "ttprivate to 0700"? Hadoop 0.20.202 works fine in the same environment. -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira