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 E7B1C200CB7 for ; Fri, 16 Jun 2017 00:25:08 +0200 (CEST) Received: by cust-asf.ponee.io (Postfix) id E645E160BED; Thu, 15 Jun 2017 22:25:08 +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 391DA160BDF for ; Fri, 16 Jun 2017 00:25:08 +0200 (CEST) Received: (qmail 76051 invoked by uid 500); 15 Jun 2017 22:25:07 -0000 Mailing-List: contact issues-help@hbase.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Delivered-To: mailing list issues@hbase.apache.org Received: (qmail 75954 invoked by uid 99); 15 Jun 2017 22:25:06 -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; Thu, 15 Jun 2017 22:25:06 +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 77ACE1A5F1D for ; Thu, 15 Jun 2017 22:25:06 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd2-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -99.202 X-Spam-Level: X-Spam-Status: No, score=-99.202 tagged_above=-999 required=6.31 tests=[KAM_ASCII_DIVIDERS=0.8, RP_MATCHES_RCVD=-0.001, SPF_PASS=-0.001, USER_IN_WHITELIST=-100] 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 BLF9jbSZutyz for ; Thu, 15 Jun 2017 22:25:05 +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 0FFD45F36F for ; Thu, 15 Jun 2017 22:25:05 +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 70B78E0DB7 for ; Thu, 15 Jun 2017 22:25:03 +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 045BB23FFF for ; Thu, 15 Jun 2017 22:25:01 +0000 (UTC) Date: Thu, 15 Jun 2017 22:25:01 +0000 (UTC) From: "Andrew Purtell (JIRA)" To: issues@hbase.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HBASE-18212) In Standalone mode with local filesystem HBase logs Warning message:Failed to invoke 'unbuffer' method in class class org.apache.hadoop.fs.FSDataInputStream MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 archived-at: Thu, 15 Jun 2017 22:25:09 -0000 [ https://issues.apache.org/jira/browse/HBASE-18212?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16051163#comment-16051163 ] Andrew Purtell commented on HBASE-18212: ---------------------------------------- I don't think we need to over-think it. Fine to go to TRACE IMHO > In Standalone mode with local filesystem HBase logs Warning message:Failed to invoke 'unbuffer' method in class class org.apache.hadoop.fs.FSDataInputStream > ------------------------------------------------------------------------------------------------------------------------------------------------------------ > > Key: HBASE-18212 > URL: https://issues.apache.org/jira/browse/HBASE-18212 > Project: HBase > Issue Type: Bug > Affects Versions: 2.0.0 > Reporter: Umesh Agashe > > New users may get nervous after seeing following warning level log messages (considering new users will most likely run HBase in Standalone mode first): > {code} > WARN [MemStoreFlusher.1] io.FSDataInputStreamWrapper: Failed to invoke 'unbuffer' method in class class org.apache.hadoop.fs.FSDataInputStream . So there may be a TCP socket connection left open in CLOSE_WAIT state. > {code} -- This message was sent by Atlassian JIRA (v6.4.14#64029)