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 E8C22200BA5 for ; Wed, 19 Oct 2016 22:44:01 +0200 (CEST) Received: by cust-asf.ponee.io (Postfix) id E780C160ADC; Wed, 19 Oct 2016 20:44:01 +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 3024A160AEA for ; Wed, 19 Oct 2016 22:44:01 +0200 (CEST) Received: (qmail 16687 invoked by uid 500); 19 Oct 2016 20:44:00 -0000 Mailing-List: contact dev-help@hbase.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@hbase.apache.org Delivered-To: mailing list dev@hbase.apache.org Received: (qmail 16421 invoked by uid 99); 19 Oct 2016 20:43:59 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 19 Oct 2016 20:43:59 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id CF2912C4C71 for ; Wed, 19 Oct 2016 20:43:59 +0000 (UTC) Date: Wed, 19 Oct 2016 20:43:59 +0000 (UTC) From: "Jerry He (JIRA)" To: dev@hbase.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Created] (HBASE-16882) Expose the number of open scanners on region server via metics MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 archived-at: Wed, 19 Oct 2016 20:44:02 -0000 Jerry He created HBASE-16882: -------------------------------- Summary: Expose the number of open scanners on region server via metics Key: HBASE-16882 URL: https://issues.apache.org/jira/browse/HBASE-16882 Project: HBase Issue Type: Improvement Reporter: Jerry He Assignee: Jerry He Priority: Minor Metrics on the number of open scanners and their live span on the region server are useful in doing server performance diagnostics, and are useful in doing client application diagnostics, profiling as well. -- This message was sent by Atlassian JIRA (v6.3.4#6332)