On Thu, 2010-09-30 at 13:58 -0700, zadeluca wrote: > Hi, > > I have an application running on Windows XP that is both a producer and > consumer; it consumes roughly 300 messages/second, processes each one > individually and produces a response. It crashes at random times (usually > within 3-5 minutes of starting) with errors such as "access restriction > while reading/writing." The stack trace is random also, sometimes in > activemq.dll, sometimes lower where symbols are not available (kernel32.dll, > ntdll.dll, etc). > > Here is the interesting part: I moved the application from a dual-core > processor to a single-core, and the error no longer occurs. My application > does not explicitly use multiple threads. I create a connection factory, > connection, and 2 sessions, from which I create a producer and consumer > separately (both using topics). The consumer is set up as an async listener. > > My setup: broker and client connected via OpenWire > (uri="tcp://0.0.0.0:61616?transport.keepAliveResponseRequired=true") > > Broker - ActiveMQ 5.3.0, running on Linux (Java 1.6.0_17) > > Client - ActiveMQ-CPP 3.2.3, running on Windows XP (Visual Studio 2008 > Express). I discovered the issue while using 3.0.1, but moved up to the > latest version to see if it still occurred. > > It crashes on 2 different dual-core computers (Core 2 Duo 2.53GHz, 4 GB RAM) > but runs fine on the single-core computer (Pentium 4 3.0GHz, 2 GB RAM). All > run Windows XP 32-bit and use Visual Studio 2008 Express. > > Any ideas? > > Thank you for your time, > Zach
Without a test case to reproduce or some back-traces of the Thread stacks its hard to even hazard a guess. Regards -- Tim Bish Open Source Integration: http://fusesource.com Follow me on Twitter: http://twitter.com/tabish121 My Blog: http://timbish.blogspot.com/
