Return-Path: X-Original-To: apmail-cassandra-commits-archive@www.apache.org Delivered-To: apmail-cassandra-commits-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id A289018659 for ; Mon, 7 Dec 2015 21:37:20 +0000 (UTC) Received: (qmail 38607 invoked by uid 500); 7 Dec 2015 21:37:11 -0000 Delivered-To: apmail-cassandra-commits-archive@cassandra.apache.org Received: (qmail 38572 invoked by uid 500); 7 Dec 2015 21:37:11 -0000 Mailing-List: contact commits-help@cassandra.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@cassandra.apache.org Delivered-To: mailing list commits@cassandra.apache.org Received: (qmail 38556 invoked by uid 99); 7 Dec 2015 21:37:11 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 07 Dec 2015 21:37:11 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id E2E9D2C03DA for ; Mon, 7 Dec 2015 21:37:10 +0000 (UTC) Date: Mon, 7 Dec 2015 21:37:10 +0000 (UTC) From: "Paulo Motta (JIRA)" To: commits@cassandra.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Created] (CASSANDRA-10827) Counter mutation lock timeout prints ugly exception MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 Paulo Motta created CASSANDRA-10827: --------------------------------------- Summary: Counter mutation lock timeout prints ugly exception Key: CASSANDRA-10827 URL: https://issues.apache.org/jira/browse/CASSANDRA-10827 Project: Cassandra Issue Type: Bug Components: Coordination Reporter: Paulo Motta Priority: Minor If the coordinator is a replica of the counter shard, the {{StorageProxy}} counter write is submitted to the counter mutation stage. In case the write times out because it cannot acquire the lock, the {{StorageProxy}} sends a {{WriteTimeout}} to the client, but the {{DroppableRunnable}} also throws an uncaught exception that is printed in the logs: {noformat} WARN [SharedPool-Worker-55] 2015-12-03 02:53:53,086 AbstractTracingAwareExecutorService.java:169 - Uncaught exception on thread Thread[SharedPool-Worker-55,5,main]: {} java.lang.RuntimeException: org.apache.cassandra.exceptions.WriteTimeoutException: Operation timed out - received only 0 responses. at org.apache.cassandra.service.StorageProxy$DroppableRunnable.run(StorageProxy.java:2191) ~[cassandra-all-2.1.8.689.jar:2.1.8.689] at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) ~[na:1.8.0_60] at org.apache.cassandra.concurrent.AbstractTracingAwareExecutorService$FutureTask.run(AbstractTracingAwareExecutorService.java:164) ~[cassandra-all-2.1.8.689.jar:2.1.8.689] at org.apache.cassandra.concurrent.SEPWorker.run(SEPWorker.java:105) [cassandra-all-2.1.8.689.jar:2.1.8.689] at java.lang.Thread.run(Thread.java:745) [na:1.8.0_60] Caused by: org.apache.cassandra.exceptions.WriteTimeoutException: Operation timed out - received only 0 responses. at org.apache.cassandra.db.CounterMutation.grabCounterLocks(CounterMutation.java:146) ~[cassandra-all-2.1.8.689.jar:2.1.8.689] at org.apache.cassandra.db.CounterMutation.apply(CounterMutation.java:122) ~[cassandra-all-2.1.8.689.jar:2.1.8.689] at org.apache.cassandra.service.StorageProxy$8.runMayThrow(StorageProxy.java:1152) ~[cassandra-all-2.1.8.689.jar:2.1.8.689] at org.apache.cassandra.service.StorageProxy$DroppableRunnable.run(StorageProxy.java:2188) ~[cassandra-all-2.1.8.689.jar:2.1.8.689] {noformat} We should probably supress the exception and log a dropped counter mutation. -- This message was sent by Atlassian JIRA (v6.3.4#6332)