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https://issues.apache.org/jira/browse/SYNAPSE-1065?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Isuru Udana Loku Narangoda resolved SYNAPSE-1065.
-------------------------------------------------
Resolution: Fixed
Assignee: Isuru Udana Loku Narangoda (was: Hiranya Jayathilaka)
Fix Version/s: 3.0
> GC Overhead limit exceeded error during running a performance test on simple
> Passthough Proxy
> ---------------------------------------------------------------------------------------------
>
> Key: SYNAPSE-1065
> URL: https://issues.apache.org/jira/browse/SYNAPSE-1065
> Project: Synapse
> Issue Type: Bug
> Components: Proxy Services, Transports
> Affects Versions: 3.0
> Environment: ubuntu 16.04
> 4 core 8GB RAM
> Reporter: Chanaka Fernando
> Assignee: Isuru Udana Loku Narangoda
> Priority: Critical
> Fix For: 3.0
>
> Attachments: EchoProxy.xml, PassthroughLoadtest.jmx
>
>
> I have a simple Passthrough Proxy and a back end service which is written in
> netty and simply echo back the request message. When I run a performance test
> using Jmeter (with 100 concurrency), I am getting the following errors in the
> synapse log file and console.
> {noformat}
> 2016-12-26 23:09:32,376 [-] [Timer-1] WARN TimeoutHandler Expiring message
> ID : urn:uuid:155fee35-098b-4968-a13f-efd7b755dfc2; dropping message after
> global timeout of : 180 seconds
> 2016-12-26 23:09:47,475 [-] [Timer-1] WARN TimeoutHandler Expiring message
> ID : urn:uuid:6576e483-4cb3-4111-aaf4-523a7e87781b; dropping message after
> global timeout of : 180 seconds
> 2016-12-26 23:09:54,606 [-] [HTTP-PT-Listener I/O Dispatcher-1] WARN
> SourceHandler Connection closed after request is read: [ACTIVE]
> 2016-12-26 23:09:54,802 [-] [HTTP-PT-Listener I/O Dispatcher-1] WARN
> SourceHandler Connection closed after request is read: [ACTIVE]
> Exception: java.lang.OutOfMemoryError thrown from the
> UncaughtExceptionHandler in thread "HTTP-PT-Listener I/O Dispatcher-3"
> 2016-12-26 23:09:55,506 [-] [HTTP-PT-Listener I/O Dispatcher-1] WARN
> SourceHandler Connection closed after request is read: [ACTIVE]
> 2016-12-26 23:09:57,620 [-] [HTTP-PT-Listener I/O Dispatcher-1] WARN
> SourceHandler Connection closed after request is read: [ACTIVE]
> 2016-12-26 23:09:58,137 [-] [HTTP-PT-Listener I/O Dispatcher-1] WARN
> SourceHandler Connection closed after request is read: [ACTIVE]
> Exception in thread "PassThroughMessageProcessor-30" 2016-12-26 23:09:58,532
> [-] [HTTP-PT-Listener I/O Dispatcher-1] WARN SourceHandler Connection closed
> after request is read: [ACTIVE]
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> 2016-12-26 23:09:59,097 [-] [HTTP-PT-Listener I/O Dispatcher-1] WARN
> SourceHandler Connection closed after request is read: [ACTIVE]
> 2016-12-26 23:09:58,870 [-] [HTTP-PT-Listener I/O Dispatcher-2] WARN
> SourceHandler Connection closed after request is read: [ACTIVE]
> Exception in thread "HTTP-PT-Listener I/O Dispatcher-2"
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> 2016-12-26 23:10:00,459 [-] [HTTP-PT-Listener I/O Dispatcher-1] WARN
> SourceHandler Connection closed after request is read: [ACTIVE]
> Exception in thread "PassThroughHTTPListener" java.lang.OutOfMemoryError: GC
> overhead limit exceeded
> 2016-12-26 23:10:02,742 [-] [Timer-1] WARN TimeoutHandler Expiring message
> ID : urn:uuid:3782bf1e-f012-44f1-923b-43dad4050ac4; dropping message after
> global timeout of : 180 seconds
> Exception in thread "PassThroughMessageProcessor-53" 2016-12-26 23:10:03,029
> [-] [HTTP-PT-Listener I/O Dispatcher-1] WARN SourceHandler Connection closed
> after request is read: [ACTIVE]
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> Exception in thread "HTTP-PT-Listener I/O Dispatcher-1"
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> Exception in thread "PassThroughHTTPSender" java.lang.OutOfMemoryError: GC
> overhead limit exceeded
> Exception in thread "PassThroughMessageProcessor-34"
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> Exception in thread "HTTPS-PT-Listener I/O Dispatcher-3"
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> Exception in thread "HTTP-PT-Listener I/O Dispatcher-4"
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> Exception in thread "PassThroughMessageProcessor-357"
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> Exception in thread "PassThroughMessageProcessor-212"
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> Exception in thread "PassThroughMessageProcessor-247"
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> Exception in thread "HTTPS-PT-Sender I/O Dispatcher-2" Exception in thread
> "HTTPS-PT-Listener I/O Dispatcher-4" java.lang.OutOfMemoryError: GC overhead
> limit exceeded
> Exception in thread "HTTP-PT-Sender I/O Dispatcher-1" Exception in thread
> "HTTPS-PT-Listener I/O Dispatcher-1" java.lang.OutOfMemoryError: GC overhead
> limit exceeded
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> Exception in thread "PassThroughMessageProcessor-116"
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> Exception in thread "HTTPS-PT-Listener I/O Dispatcher-2"
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> Exception in thread "PassThroughMessageProcessor-253"
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> 2016-12-26 23:10:17,766 [-] [Timer-1] WARN TimeoutHandler Expiring message
> ID : urn:uuid:eaf78011-5a01-4ef7-8dff-b92f5251b282; dropping message after
> global timeout of : 180 seconds
> Exception in thread "PassThroughHTTPSSender" Exception in thread
> "PassThroughMessageProcessor-158" java.lang.OutOfMemoryError: GC overhead
> limit exceeded
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> Exception in thread "Timer-2" java.lang.OutOfMemoryError: GC overhead limit
> exceeded
> Exception in thread "PassThroughMessageProcessor-227"
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> Exception in thread "PassThroughMessageProcessor-345"
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> Exception in thread "PassThroughMessageProcessor-142"
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> Exception in thread "PassThroughMessageProcessor-385"
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> Exception in thread "PassThroughMessageProcessor-136"
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> Exception in thread "Timer-0" java.lang.OutOfMemoryError: GC overhead limit
> exceeded
> Exception in thread "Timer-3" java.lang.OutOfMemoryError: GC overhead limit
> exceeded
> Exception in thread "PassThroughMessageProcessor-113"
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> Exception in thread "PassThroughMessageProcessor-16"
> Exception: java.lang.OutOfMemoryError thrown from the
> UncaughtExceptionHandler in thread "PassThroughMessageProcessor-16"
> Exception in thread "PassThroughMessageProcessor-100"
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> 2016-12-26 23:10:31,465 [-] [HTTP-PT-Sender I/O Dispatcher-2] WARN
> TargetHandler Connection closed before receiving the request
> Exception in thread "PassThroughMessageProcessor-388"
> Exception: java.lang.OutOfMemoryError thrown from the
> UncaughtExceptionHandler in thread "PassThroughMessageProcessor-388"
> 2016-12-26 23:10:33,052 [-] [Timer-1] WARN TimeoutHandler Expiring message
> ID : urn:uuid:24d0c863-f89c-4ced-abef-cbf585e8c27c; dropping message after
> global timeout of : 180 seconds
> 2016-12-26 23:10:33,517 [-] [PassThroughMessageProcessor-418] ERROR
> NativeWorkerPool Uncaught exception
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> 2016-12-26 23:10:33,052 [-] [HTTP-PT-Sender I/O Dispatcher-2] WARN
> TargetHandler Connection closed before receiving the request
> Exception in thread "PassThroughMessageProcessor-313"
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> 2016-12-26 23:10:35,583 [-] [HTTP-PT-Sender I/O Dispatcher-2] WARN
> TargetHandler Connection closed before receiving the request
> Exception in thread "PassThroughMessageProcessor-29"
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> Exception in thread "PassThroughMessageProcessor-421"
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> Exception in thread "PassThroughMessageProcessor-59"
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> Exception in thread "PassThroughMessageProcessor-415"
> java.lang.OutOfMemoryError: GC overhead limit exceeded2016-12-26 23:10:37,109
> [-] [PassThroughMessageProcessor-59] ERROR NativeWorkerPool Uncaught exception
> 2016-12-26 23:10:40,244 [-] [PassThroughMessageProcessor-420] ERROR
> NativeWorkerPool Uncaught exception
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> Exception in thread "HTTP-PT-Sender I/O Dispatcher-2"
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> Exception in thread "PassThroughMessageProcessor-420"
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> Exception in thread "HTTP-PT-Sender I/O Dispatcher-4"
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> {noformat}
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