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 53264200BD0 for ; Wed, 30 Nov 2016 16:57:00 +0100 (CET) Received: by cust-asf.ponee.io (Postfix) id 51A6B160B19; Wed, 30 Nov 2016 15:57:00 +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 C1787160B13 for ; Wed, 30 Nov 2016 16:56:59 +0100 (CET) Received: (qmail 7810 invoked by uid 500); 30 Nov 2016 15:56:58 -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 7731 invoked by uid 99); 30 Nov 2016 15:56:58 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 30 Nov 2016 15:56:58 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id 77C972C0453 for ; Wed, 30 Nov 2016 15:56:58 +0000 (UTC) Date: Wed, 30 Nov 2016 15:56:58 +0000 (UTC) From: "Yu Li (JIRA)" To: dev@hbase.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Created] (HBASE-17211) Add more details in log when UnknownScannerException thrown in ScannerCallable MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 archived-at: Wed, 30 Nov 2016 15:57:00 -0000 Yu Li created HBASE-17211: ----------------------------- Summary: Add more details in log when UnknownScannerException thrown in ScannerCallable Key: HBASE-17211 URL: https://issues.apache.org/jira/browse/HBASE-17211 Project: HBase Issue Type: Improvement Reporter: Yu Li Assignee: Yu Li Priority: Minor Currently if we try to close an already closed scanner, we may see below warning log which is useless for debugging: {noformat} 2016-06-23 01:21:21,101 WARN [main] org.apache.hadoop.hbase.client.ScannerCallable: Ignore, probably already closed org.apache.hadoop.hbase.UnknownScannerException: org.apache.hadoop.hbase.UnknownScannerException: Name: 18706910, already closed? at org.apache.hadoop.hbase.regionserver.RSRpcServices.scan(RSRpcServices.java:2304) at org.apache.hadoop.hbase.protobuf.generated.ClientProtos$ClientService$2.callBlockingMethod(ClientProtos.java:32205) at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2188) at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:102) at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:133) at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108) {noformat} and here we propose to add more details about the scan in log. -- This message was sent by Atlassian JIRA (v6.3.4#6332)