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 D9FEE2007D1 for ; Thu, 12 May 2016 14:28:15 +0200 (CEST) Received: by cust-asf.ponee.io (Postfix) id D89F2160A15; Thu, 12 May 2016 12:28:15 +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 B41F8160A10 for ; Thu, 12 May 2016 14:28:14 +0200 (CEST) Received: (qmail 2278 invoked by uid 500); 12 May 2016 12:28:13 -0000 Mailing-List: contact common-issues-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Delivered-To: mailing list common-issues@hadoop.apache.org Received: (qmail 2042 invoked by uid 99); 12 May 2016 12:28:13 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 12 May 2016 12:28:13 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id 3F1712C1F7A for ; Thu, 12 May 2016 12:28:13 +0000 (UTC) Date: Thu, 12 May 2016 12:28:13 +0000 (UTC) From: "Steve Loughran (JIRA)" To: common-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (HADOOP-13028) add low level counter metrics for S3A; use in read performance tests MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 archived-at: Thu, 12 May 2016 12:28:16 -0000 [ https://issues.apache.org/jira/browse/HADOOP-13028?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Steve Loughran updated HADOOP-13028: ------------------------------------ Status: Patch Available (was: Open) > add low level counter metrics for S3A; use in read performance tests > -------------------------------------------------------------------- > > Key: HADOOP-13028 > URL: https://issues.apache.org/jira/browse/HADOOP-13028 > Project: Hadoop Common > Issue Type: Sub-task > Components: fs/s3, metrics > Affects Versions: 2.8.0 > Reporter: Steve Loughran > Assignee: Steve Loughran > Attachments: HADOOP-13028-001.patch, HADOOP-13028-002.patch, HADOOP-13028-004.patch, HADOOP-13028-005.patch, HADOOP-13028-006.patch, HADOOP-13028-007.patch, HADOOP-13028-008.patch, HADOOP-13028-009.patch, HADOOP-13028-012.patch, HADOOP-13028-branch-2-008.patch, HADOOP-13028-branch-2-009.patch, HADOOP-13028-branch-2-010.patch, HADOOP-13028-branch-2-011.patch, HADOOP-13028-branch-2-012.patch, org.apache.hadoop.fs.s3a.scale.TestS3AInputStreamPerformance-output.txt, org.apache.hadoop.fs.s3a.scale.TestS3AInputStreamPerformance-output.txt > > > against S3 (and other object stores), opening connections can be expensive, closing connections may be expensive (a sign of a regression). > S3A FS and individual input streams should have counters of the # of open/close/failure+reconnect operations, timers of how long things take. This can be used downstream to measure efficiency of the code (how often connections are being made), connection reliability, etc. -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: common-issues-unsubscribe@hadoop.apache.org For additional commands, e-mail: common-issues-help@hadoop.apache.org