From yarn-issues-return-87969-apmail-hadoop-yarn-issues-archive=hadoop.apache.org@hadoop.apache.org Thu Jun 2 19:29:00 2016 Return-Path: X-Original-To: apmail-hadoop-yarn-issues-archive@minotaur.apache.org Delivered-To: apmail-hadoop-yarn-issues-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 1C4B019658 for ; Thu, 2 Jun 2016 19:29:00 +0000 (UTC) Received: (qmail 38350 invoked by uid 500); 2 Jun 2016 19:28:59 -0000 Delivered-To: apmail-hadoop-yarn-issues-archive@hadoop.apache.org Received: (qmail 38298 invoked by uid 500); 2 Jun 2016 19:28:59 -0000 Mailing-List: contact yarn-issues-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Delivered-To: mailing list yarn-issues@hadoop.apache.org Received: (qmail 38265 invoked by uid 99); 2 Jun 2016 19:28:59 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 02 Jun 2016 19:28:59 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id 2354B2C033A for ; Thu, 2 Jun 2016 19:28:59 +0000 (UTC) Date: Thu, 2 Jun 2016 19:28:59 +0000 (UTC) From: "Prasad Wagle (JIRA)" To: yarn-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Created] (YARN-5196) Command to refresh cache without having to restart the cluster MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 Prasad Wagle created YARN-5196: ---------------------------------- Summary: Command to refresh cache without having to restart the cluster Key: YARN-5196 URL: https://issues.apache.org/jira/browse/YARN-5196 Project: Hadoop YARN Issue Type: Improvement Reporter: Prasad Wagle Priority: Minor After changing hadoop.proxyuser.x.groups in core-site.xml, we ran: dfsadmin -refreshSuperUserGroupsConfiguration rmadmin -refreshSuperUserGroupsConfiguration However we are getting a warning: WARN [2016-06-02 17:54:50,914] ({pool-10-thread-1} SharedCacheClient.java[use]:137) - SCM might be down. The exception is User: x is not allowed to impersonate y Will be good to have a command to refresh the cache without having to restart the cluster. -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: yarn-issues-unsubscribe@hadoop.apache.org For additional commands, e-mail: yarn-issues-help@hadoop.apache.org