Log in to follow, share, and participate in this community.
Thread Breaking clustering code out of the AS
Breaking clustering code out of the ASLooking for input on repository naming conventions. To help support Remoting and Messaging, I'm looking to extract some of the common usage clustering code out of AS cluster module into a separate project so it can p...
ClusterPartition vs HAPartitionBeen doing a lot of refactoring, etc. related to ClusterPartition due to using JBoss Cache for state and multiplexer for the Channel. One thing that is confusing me is the distinction between HAPartition, HAPartition...
System property expansion with MultiplexerOne multiplexer integration problem I've noticed is using the JBoss system property expansion technique doesn't work with multiplexer-stacks.xml. E.g. <UDP
mcast_port="45588"
mcast_addr="${jboss.partition.udpGro...
JBAS-2394 - multicast addr not workingI ran Branch_4_0 with -u 228.1.2.4 and looked at the debug logging here's the output and config: It claims it is using the config:
2005-10-21 11:07:34,841 DEBUG [org.jboss.ha.framework.server.ClusterPartition] Sett...
Thread JBAS-2499 Configurable Policy to Elect HASingleton Master
JBAS-2499 Configurable Policy to Elect HASingleton MasterDiscussion forum for http://jira.jboss.com/jira/browse/JBAS-2499 . See also http://www.jboss.com/index.html?module=bb&op=viewtopic&t=78336. Some very brief and rough thoughts on configurable policies for det...
TC6 versions of (InstanceOf)AopMarkerFor AS 5 Bill's created a org.jboss.web.tomcat.tc6 package structure that parallels the old tc5 packages. As a result, interfaces o.j.w.t.tc6.session.(InstanceOf)AopMarker have been created. Does anyone see any reaso...
General Discovery Service in ClusteringThe Remoting project includes a service discovery framework (Detectors). AS Clustering also includes a service simple discovery mechanism in HA-JNDI AutoDiscovery. As discussed at http://www.jboss.com/index.html?modul...
Thread Cluster membership with JGroups 2.3 multiplexer
Cluster membership with JGroups 2.3 multiplexerFrom an email thread: I'm running tests using the JGroups multiplexer in a situation where a service isn't present on all nodes in a cluster. For example, assume a two node cluster with two clustered application serv...
ejb3 sfsb failover and replicationThis is a cross post from ejb3. http://www.jboss.com/index.html?module=bb&op=viewtopic&t=83763 Any further discussion, let's do it over there as in one place.
Thread Refactoring of HAPartition-related services
Refactoring of HAPartition-related servicesThoughts re: other cleanup of stuff that uses HAPartition. DRM, DS, HASessionState -- all are going to use JBC in 5.0. Currently ClusterPartition creates HAPartition, which then creates DRM and DS. We need to get a re...
Http session passivation DesignHi all, below is a draft of the design doc for this feature. I have couple of conerns that I'd appreciate your feedback on. Regards, Hany. HTTP Session passivation/activation feature design ====================...
JChannelFactory integration in JBoss ASDiscussions of http://jira.jboss.com/jira/browse/JBAS-3148 . Copied from a recent e-mail by Bela: Example of how a Multiplexer MBean can be created is in http://jira.jboss.com/jira/browse/JGRP-112 . The multiplexer...
HA-JNDI and twiddleJBAS-3138 reports that when HA-JNDI is used with twiddle to return attributes for an mbean deployed on one server in a cluster, the operation frequently fails. For example, the following works sporadically. twiddle -...
Thread FarmMemberService looks up HAPartition in JMX every time it
FarmMemberService looks up HAPartition in JMX every time itFarmMemberService is doing a JMX lookup of the HAPartition every time its deploy() method is invoked (i.e. every time its scanner finds a new file in /farm). Is anyone aware of a reason for doing this and not holding...
Thread Seeking Contributors for AS Clustering Projects
Seeking Contributors for AS Clustering ProjectsWe are always very happy to work with contributors from the JBoss community on AS Clustering projects. To make it easier for contributors to identify suitable projects, we've created a wiki page where we'll highlight ...
Thread AbstractScheduleProvide shouldn't be HASingleton
AbstractScheduleProvide shouldn't be HASingletonI'm looking at cases like http://jira.jboss.com/jira/browse/JBAS-3082 http://jira.jboss.com/jira/browse/JBAS-2615 I think our current implementation of the ScheduleProviders being HASingletons, is a bad idea. It put...
Adding a GUID to JGroups ViewsWanted to float the idea of adding a "cluster instance id" to JGroups views. This relates to http://jira.jboss.com/jira/browse/JBAS-1476 and the related discussion at http://www.jboss.com/index.html?module=bb&op=...
Thread JBAS-1476 Need to include a notion of cluster instance in th
JBAS-1476 Need to include a notion of cluster instance in thDiscussion thread for http://jira.jboss.com/jira/browse/JBAS-1476. I originally intended to open this thread to talk through some design decisions I'd made in how to implement the fix proposed on the JIRA issue, but ...
JBAS-2957: using JGroups for AutoDiscoveryJBAS-2957 prescribes the use of JGroups as the underlying communication mechanism for HA-JNDI AutoDiscovery. For design background, the current implementation works as follows. The NamingContext attempts to discover ...