From hdfs-dev-return-31385-archive-asf-public=cust-asf.ponee.io@hadoop.apache.org Fri Jan 26 03:12:05 2018 Return-Path: X-Original-To: archive-asf-public@eu.ponee.io Delivered-To: archive-asf-public@eu.ponee.io Received: from cust-asf.ponee.io (cust-asf.ponee.io [163.172.22.183]) by mx-eu-01.ponee.io (Postfix) with ESMTP id 63FCF180651 for ; Fri, 26 Jan 2018 03:12:05 +0100 (CET) Received: by cust-asf.ponee.io (Postfix) id 53FB0160C51; Fri, 26 Jan 2018 02:12:05 +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 99709160C3D for ; Fri, 26 Jan 2018 03:12:04 +0100 (CET) Received: (qmail 36805 invoked by uid 500); 26 Jan 2018 02:12:03 -0000 Mailing-List: contact hdfs-dev-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Delivered-To: mailing list hdfs-dev@hadoop.apache.org Received: (qmail 36794 invoked by uid 99); 26 Jan 2018 02:12:03 -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, 26 Jan 2018 02:12:03 +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 C7FAB18062E for ; Fri, 26 Jan 2018 02:12:02 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd3-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -110.311 X-Spam-Level: X-Spam-Status: No, score=-110.311 tagged_above=-999 required=6.31 tests=[ENV_AND_HDR_SPF_MATCH=-0.5, RCVD_IN_DNSWL_MED=-2.3, SPF_PASS=-0.001, T_RP_MATCHES_RCVD=-0.01, USER_IN_DEF_SPF_WL=-7.5, 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 jnCSBVrMgzIM for ; Fri, 26 Jan 2018 02:12:02 +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 C0FC05F3B6 for ; Fri, 26 Jan 2018 02:12:01 +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 09261E25AE for ; Fri, 26 Jan 2018 02:12:01 +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 664ED2410A for ; Fri, 26 Jan 2018 02:12:00 +0000 (UTC) Date: Fri, 26 Jan 2018 02:12:00 +0000 (UTC) From: "Virajith Jalaparti (JIRA)" To: hdfs-dev@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Created] (HDFS-13069) Enable HDFS to cache data read from external storage systems MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 Virajith Jalaparti created HDFS-13069: ----------------------------------------- Summary: Enable HDFS to cache data read from external storage systems Key: HDFS-13069 URL: https://issues.apache.org/jira/browse/HDFS-13069 Project: Hadoop HDFS Issue Type: Improvement Reporter: Virajith Jalaparti With {{PROVIDED}} storage (HDFS-9806), HDFS can address data stored in external storage systems. Caching this data, locally, in HDFS can speed up subsequent accesses to the data -- this feature is especially useful when accesses to the external store have limited bandwidth/higher latency. This JIRA is to add this feature in HDFS. -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-dev-unsubscribe@hadoop.apache.org For additional commands, e-mail: hdfs-dev-help@hadoop.apache.org