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 EC9BD200C79 for ; Fri, 5 May 2017 07:46:08 +0200 (CEST) Received: by cust-asf.ponee.io (Postfix) id EB648160BC6; Fri, 5 May 2017 05:46:08 +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 3CAB1160BB0 for ; Fri, 5 May 2017 07:46:08 +0200 (CEST) Received: (qmail 41889 invoked by uid 500); 5 May 2017 05:46:07 -0000 Mailing-List: contact hdfs-issues-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Delivered-To: mailing list hdfs-issues@hadoop.apache.org Received: (qmail 41876 invoked by uid 99); 5 May 2017 05:46:07 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd3-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 05 May 2017 05:46:07 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd3-us-west.apache.org (ASF Mail Server at spamd3-us-west.apache.org) with ESMTP id B053F188A4C for ; Fri, 5 May 2017 05:46:06 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd3-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-us.apache.org ([10.40.0.8]) by localhost (spamd3-us-west.apache.org [10.40.0.10]) (amavisd-new, port 10024) with ESMTP id vNtsXPhsD8fv for ; Fri, 5 May 2017 05:46:06 +0000 (UTC) Received: from mailrelay1-us-west.apache.org (mailrelay1-us-west.apache.org [209.188.14.139]) by mx1-lw-us.apache.org (ASF Mail Server at mx1-lw-us.apache.org) with ESMTP id BF0AD5FCBB for ; Fri, 5 May 2017 05:46:05 +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 06B2AE0D85 for ; Fri, 5 May 2017 05:46:05 +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 46C0521DF7 for ; Fri, 5 May 2017 05:46:04 +0000 (UTC) Date: Fri, 5 May 2017 05:46:04 +0000 (UTC) From: "Andrew Wang (JIRA)" To: hdfs-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (HDFS-11752) getNonDfsUsed return 0 if reserved bigger than actualNonDfsUsed MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 archived-at: Fri, 05 May 2017 05:46:09 -0000 [ https://issues.apache.org/jira/browse/HDFS-11752?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Andrew Wang updated HDFS-11752: ------------------------------- Target Version/s: 2.7.1, 3.0.0-alpha3 (was: 2.7.1, 3.0.0-alpha2) > getNonDfsUsed return 0 if reserved bigger than actualNonDfsUsed > --------------------------------------------------------------- > > Key: HDFS-11752 > URL: https://issues.apache.org/jira/browse/HDFS-11752 > Project: Hadoop HDFS > Issue Type: Bug > Components: datanode, hdfs > Affects Versions: 2.7.1 > Reporter: maobaolong > Labels: datanode, hdfs > Fix For: 2.7.1 > > > {code} > public long getNonDfsUsed() throws IOException { > long actualNonDfsUsed = getActualNonDfsUsed(); > if (actualNonDfsUsed < reserved) { > return 0L; > } > return actualNonDfsUsed - reserved; > } > {code} > The code block above is the function to caculate nonDfsUsed, but in fact it will let the result to be 0L out of expect. Such as this following situation: > du.reserved = 50G > Disk Capacity = 2048G > Disk Available = 2000G > Dfs used = 30G > usage.getUsed() = dirFile.getTotalSpace() - dirFile.getFreeSpace() > = 2048G - 2000G > = 48G > getActualNonDfsUsed = usage.getUsed() - getDfsUsed() > = 48G - 30G > = 18G > 18G < 50G, so the function `getNonDfsUsed` actualNonDfsUsed < reserved, and the NonDfsUsed will return 0, is that logic make sense? -- This message was sent by Atlassian JIRA (v6.3.15#6346) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscribe@hadoop.apache.org For additional commands, e-mail: hdfs-issues-help@hadoop.apache.org