What's new in JPPF 5.2.9
Aug 20, 2020
- Bug fixes:
- JPPF-517 Deadlock in the driver during stress test
- JPPF-518 Admin console job data view does not display peer drivers to which jobs are dispatched
- JPPF-521 Document the "jppf.node.provisioning.master.uuid" configuration property
- JPPF-523 nullpointer in org.jppf.utils.SystemUtils.addOtherSystemProperties
- JPPF-524 Stream isn't closed properly in org.jppf.utils.VersionUtils#createVersionInfo
- JPPF-525 Deadlock in the driver during automated test run
- Enhancements:
- JPPF-522 Enhancements to the pluggable view sample
New in JPPF 5.2.8 (Aug 20, 2020)
- Bug fixes:
- JPPF-504 Local node never completes connection to server
- JPPF-506 Client side load-balancer does not use the configuration passed to the JPPFClient constructor
- JPPF-509 Regression: topology monitoring API does not detect peer to peer connections anymore
- JPPF-510 Documentation on job listeners does not mention isRemoteExecution() and getConnection() methods of JobEvent
- JPPF-512 PeerAttributesHandler spawns too many threads
- JPPF-513 Using @JPPFRunnable annotation leads to ClassNotFoundException
- Enhancements:
- JPPF-505 Ability to disable the bias towards local node in the driver
New in JPPF 5.2.7 (Aug 20, 2020)
- Bug fixes:
- JPPF-498 Client reconnect to driver failure
- JPPF-503 JPPF Serialization: ConcurrentModificationException when serializing a java.util.Vector
- Enhancements:
- JPPF-502 Ability to dynamically change the settings of the client load balancer
- Doc: http://www.jppf.org/doc/5.2/index.php?title=The_JPPFClient_API#Changing_and_retrieving_the_load-balancer_settings
New in JPPF 5.2.6 (Apr 3, 2017)
- Bug fixes:
- JPPF-495 JobListener.jobDispatched() notification is sent too early
- JPPF-496 JCA connector: packaging prevents effective logging in JBoss 7 and Wildfly
- Enhancements:
- JPPF-494 Extend the driver's JobTaskListener facility.
- This long-awaited enhancement now makes it possible to process jobs results offline, when the client is no longer connected.
New in JPPF 5.2.5 (Mar 11, 2017)
- Bug fixes:
- JPPF-485 Number of peer total processing threads is not propagated properly
- JPPF-488 Priority of client connection pools is not respected
- JPPF-489 JPPFDriverAdminMBean.nbNodes() returns incorrect value when management is disabled on one or more nodes
New in JPPF 5.2.4 (Jan 26, 2017)
- Bug fixes:
- JPPF-479 Task cancelation/timeout problems
- JPPF-482 Kryo serialization uses wrong class loader upon deserialization
- JPPF-483 ConcurrentModificationException in AbstractExecutionManager
- JPPF-484 Invocation of tasks' onCancel() method is not clearly documented
New in JPPF 5.2.2 (Sep 30, 2016)
- Enhancements:
- JPPF-475 JMXMP large notifications lead to OutOfMemoryError
- JPPF-478 Improvements in AbstractAdaptiveBundler
- Bug fixes:
- JPPF-473 Incorrect classpath configured in wrapper-driver.conf and wrapper-node.conf
- JPPF-474 Missing section on Task.compute() in online documentation
- JPPF-476 J2EE connector does not use specified number of local executor threads
- JPPF-477 Clarify usage of "jppf.discovery.enabled" and "jppf.remote.execution enabled" in client config
New in JPPF 5.2 Beta 2 (Jun 29, 2016)
- NEW FEATURES HIGHLIGHTS:
- Administration console:
- node filtering with an execution policy editor with import/export capabilities
- ability to select the visible statistics in the server statiscs view
- syntax hihghlighting in all the editors: properties/node filtering
- the admin console splash screen is now customzable via the configuration
- Configuration:
- all documented properties are now defined as constants
- a new elegant API was created to handle them easily
- it is now possible to specify in the configuration which JVM to use for the nodes and servers. This also applies to master and slave nodes when they are (re)started
- Customization/extension:
- ability to chain serialization schemes to provide compression or encryption over actual serialization
- the JPPF serialization scheme was thouroughly optimized and is now faster than the Java serialization
- it is now possible to register for statistics change events in the server
- Network communication interceptors enable user-defined code to be executed on both sides of each new connection
- A pluggable MBeanServerForwarder can now be associated to the JMX remote connector servers created by JPPF drivers and nodes
- Pluggable environment providers for JMXMP connector clients and servers
- Android node:
- it is now possible to configure the node to stop working or terminate when the device's battery is low
- improved the default feedback screen
- Job SLA:
- the job SLA can now specifiy filtering rules based on the server properties and the number of nodes satisfying one or more conditions
- the job SLA can specify the desired configuration of the nodes on which it will execute and force the nodes to reconfigure themselves accordingly
- execution policies based on server properties now have access to the server statistics
- Documentation:
- Added a complete section on load balancing
- Samples:
- new sample illustrating a full-fledged management of dependencies between jobs
- the Network Interceptor sample shows how a network connection interceptor can be used to implement a simple authentication mechanism with symetric encryption
- Packaging:
- the JPPF jar files now include the version number in their name, e.g. jppf-common-5.2-beta.jar
- RESOLVED ISSUES:
- Feature requests:
- JPPF-176 Enable specifying the JVM location for the driver and node launcher
- JPPF-288 Clients task sets node configuration
- JPPF-407 Admin-UI: Filter for nodes
- JPPF-421 Android node: ability to throttle/suspend/kill the node based on battery state
- JPPF-426 Global execution policies that apply to all nodes / server channels at once
- JPPF-427 Customizable admin console splash screen
- JPPF-432 Extension point: driver statistics listener
- JPPF-434 Admin console: ability to select the statistics displayed in the server statistics view
- JPPF-439 Fully document load-balancing in JPPF
- JPPF-447 Sample illustrating one or more strategies to handle job dependencies
- JPPF-449 Include the version number in JPPF jar file names
- JPPF-453 Network communication interceptors
- JPPF-456 Pluggable MBeanServerForwarder for drivers and nodes
- JPPF-457 Pluggable environment providers for JMXMP connector clients and servers
- Enhancements:
- JPPF-266 Improve the doc on server statistics
- JPPF-289 special strings should be constants
- JPPF-422 Performance improvements for serialization schemes
- JPPF-425 Improvements to the (custom) load-balancer APIs
- JPPF-430 Android node: improve the UI for the default feedback screen
- JPPF-437 Add statistics to JPPFSystemInformation / execution policy properties
- JPPF-446 Provide/expose access to JPPFDistributedJob from a job UUID in local job notifications handler
- Tasks:
- JPPF-423 Replace System.currentTimeMillis() with System.nanoTime() everywhere applicable
- JPPF-431 Update copyright's last year to 2016 in all headers
New in JPPF 5.2 Beta (May 11, 2016)
- NEW FEATURES HIGHLIGHTS:
- Administration console:
- node filtering with an execution policy editor with import/export capabilities
- ability to select the visible statistics in the server statiscs view
- syntax hihghlighting in all the editors: properties/node filtering
- the admin console splash screen is now customzable via the configuration
- Configuration:
- all documented properties are now defined as constants
- a new elegant API was created to handle them easily
- it is now possible to specify in the configuration which JVM to use for the nodes and servers. This also applies to master and slave nodes when they are (re)started
- Customization/extension:
- ability to chain serialization schemes to provide compression or encryption over actual serialization
- the JPPF serialization scheme was thouroughly optimized and is now faster than the Java serialization
- it is now possible to register for statistics change events in the server
- Android node:
- it is now possible to configure the node to stop working or terminate when the device's battery is low
- improved the default feedback screen
- Job SLA:
- the job SLA can now specifiy filtering rules based on the server properties and the number of nodes satisfying one or more conditions
- the job SLA can specify the desired configuration of the nodes on which it will execute and force the nodes to reconfigure themselves accordingly
- execution policies based on server properties now have access to the server statistics
- Documentation:
- Added a complete section on load balancing
- Samples:
- new sample illustrating a full-fledged management of dependencies between jobs
- Packaging:
- the JPPF jar files now include the version number in their name, e.g. jppf-common-5.2-beta.jar
- RESOLVED ISSUES:
- Feature requests:
- JPPF-176 Enable specifying the JVM location for the driver and node launcher
- JPPF-288 Clients task sets node configuration
- JPPF-407 Admin-UI: Filter for nodes
- JPPF-421 Android node: ability to throttle/suspend/kill the node based on battery state
- JPPF-426 Global execution policies that apply to all nodes / server channels at once
- JPPF-427 Customizable admin console splash screen
- JPPF-432 Extension point: driver statistics listener
- JPPF-434 Admin console: ability to select the statistics displayed in the server statistics view
- JPPF-439 Fully document load-balancing in JPPF
- JPPF-447 Sample illustrating one or more strategies to handle job dependencies
- JPPF-449 Include the version number in JPPF jar file names
- Enhancements:
- JPPF-266 Improve the doc on server statistics
- JPPF-289 special strings should be constants
- JPPF-422 Performance improvements for serialization schemes
- JPPF-425 Improvements to the (custom) load-balancer APIs
- JPPF-430 Android node: improve the UI for the default feedback screen
- JPPF-437 Add statistics to JPPFSystemInformation / execution policy properties
- JPPF-446 Provide/expose access to JPPFDistributedJob from a job UUID in local job notifications handler
- Tasks:
- JPPF-423 Replace System.currentTimeMillis() with System.nanoTime() everywhere applicable
- JPPF-431 Update copyright's last year to 2016 in all headers
New in JPPF 5.2 Alpha (Feb 8, 2016)
- NEW FEATURES:
- Administration console:
- node filtering with an execution policy editor with import/export capabilities
- ability to select the visible statistics in the server statiscs view
- syntax hihghlighting in all the editors: properties/node filtering
- the admin console splash screen is now customzable via the configuration
- Configuration:
- all documented properties are now defined as constants
- a new elegant API was created to handle them easily
- it is now possible to specify in the configuration which JVM to use for the nodes and servers. This also applies to master and slave nodes when they are (re)started.
- Customization/extension:
- ability to chain serialization schemes to provide compression or encryption over actual serialization
- the JPPF serialization scheme was thouroughly optimized and is now faster than the Java serialization
- it is now possible to register for statistics change events in the server
- Android node:
- it is now possible to configure the node to stop working or terminate when the device's battery is low
- RESOLVED ISSUES
- Features:
- JPPF-176 Enable specifying the JVM location for the driver and node launcher
- JPPF-407 Admin-UI: Filter for nodes
- JPPF-421 Android node: ability to throttle/suspend/kill the node based on battery state
- JPPF-427 Customizable admin console splash screen
- JPPF-432 Extension point: driver statistics listener
- JPPF-434 Admin console: ability to select the statistics displayed in the server statistics view
- Enhancements:
- JPPF-289 special strings should be constants
- JPPF-422 Performance improvements for serialization schemes
New in JPPF 5.1.2 (Feb 5, 2016)
- Bug fixes:
- JPPF-428 Driver gets stuck when configured with local node on a machine with only 1 processor
- To browse an issue, use the URL http://www.jppf.org/tracker/tbg/jppf/issues/JPPF-
New in JPPF 5.1.1 (Jan 13, 2016)
- Bug fixes:
- JPPF-418 Memory leak in client queue
- JPPF-419 JPPF Admin Gui does not display pending actions
- JPPF-424 Redirection of System.out and System.err is not working for drivers
New in JPPF 5.0.5 (Jan 13, 2016)
- Enhancements:
- JPPF-413 Job stuck when dispatched to a peer driver with no node
- JPPF-416 Remove inital delay when client/node connects to the server
- JPPF-420 Provide access to JPPFClient, TopologyManager and JobMonitor of embedded admin console
- Bug fixes:
- JPPF-409 IllegalStateException in the client when submitting a broadcast job
- JPPF-411 Admin console fills the log with MissingResourceException when logging is at DEBUG level
- JPPF-414 Multiple issues in the fractal images sample
- JPPF-418 Memory leak in client queue
New in JPPF 5.0.4 (Aug 10, 2015)
- Bug fixes:
- JPPF-402 Bad synchronization in provisioning code prevents timely fulfillment of provisioning requests
- JPPF-406 NPE in driver prevents local node from working JPPF-408
- JPPFClient does not honor remote execution requirement nor start and expiration schedules for broadcast jobs
New in JPPF 5.0.3 (Jun 26, 2015)
- Bug fixes:
- JPPF-392 Unresponsive node JMX hangs all driver JMX node info
- JPPF-393 Some admin console actions are executed in the AWT event thread
- JPPF-397 Improper parsing of JVM args in jppf.jvm.options configuration property
- JPPF-400 Slave node restart not working
New in JPPF 5.0.2 (May 4, 2015)
- This maintenance release important brings bug fixes and enhancements.
- Bug fixes :
- JPPF-380 Confusing IOException from the JMX connector upon closing a JPPFClient JPPF-384 Missing documentation on cancelling and monitoring node pending actions JPPF-385 Class loader issues prevent the client from initializing JPPF-387
- Admin GUI index out of bounds error JPPF-388 Error in the gui.bat script for running the Apache daemon's monitor UI JPPF-391 Custom load balancer sample has an incorrect name for the service definition file
- Enhancements:
- JPPF-389 Improvements for node host name resolution J
- PPF-390 Add getActiveState() and setActiveState() to JPPFDriverAdminMBean
New in JPPF 5.0.1 (Apr 4, 2015)
- This maintenance release brings a bug fix and an enhancement
- Bug fixes JPPF-379
- Node idle host is broken
- Enhancements:
- JPPF-366 Enable the nodes to expose and cancel any pending/deferred action
New in JPPF 5.0 (Mar 2, 2015)
- Enhancements :
- 306 Revisit the samples to apply the job streaming pattern where applicable
- 307 Server scalability: improve the thread pool handling for NIO operations
- 310 Improve the handling of nonserializable tasks in the client.
- 316 Improve server responsiveness when many nodes connect at once
- 317 Add awaitXXX methods to the client side connection and JMX pools
- 322 Properties substitutions: implement missing uses cases, improve resources usage
- 332 Change all popup windows and child frames to modeless dialogs
- 350 Add a CLOSED status for client to server connections
- 367 Document which jars each package can be found in
- 369 Add nodesInformation(NodeSelector) method to
- DriverManagementMBean
- New features:
- 6 Improvements for nodes in idle mode
- 29 Ability to disable resource lookup in the file system
- 261 Refactor the jar packaging in the
- distribution
- 262 Integrate the functionality of
- ResultCollector into
- Job
- 294 Ability for individual connection pools to specify whether they use SSL
- 295 Execution policies should have access to job and grid information
- 298 .Net bridge for
- 303 Let node shutdown and reprovisioning respect executing nodes
- 314 Admin console charts: add new chart types and fields
- 315 Admin console support for pluggable components and external GUI integration
- 318 Provide a helper class for building job streams
- 323 Integrate Idle Host mode as part of the main code
- 330 Add a Task.getTaskClassLoader() method
- 334 Provide physical/virtual machine RAM information for nodes and drivers
- 336 New sample: admin console pluggable view
- 341 Allow Monitoring and Administration Tool to display either HostName or IP
- 348 Ability to import/export the admin console settings
- 349 Admin console: ability to hide columns in tree table views
- 352 Alternative to drivers and nodes as Windows services using Apache commons daemon
- 353 Notifications of tasks completion status in the server
- Tasks:
- 293 Configuration properties resolution as part of TypedProperties
- 296 Rename SubmissionStatusXXX classes into JobStatusXXX
- 358 Update headers copyright end date to 2015
New in JPPF 5.0 RC 1 (Feb 13, 2015)
- Enhancements :
- JPPF-306 Revisit the samples to apply the job streaming pattern where applicable
- JPPF-307 Server scalability: improve the thread pool handling for NIO operations
- JPPF-310 Improve the handling of non-serializable tasks in the client.
- JPPF-316 Improve server responsiveness when many nodes connect at once
- JPPF-317 Add awaitXXX methods to the client side connection and JMX pools
- JPPF-322 Properties substitutions: implement missing uses cases, improve resources usage
- JPPF-332 Change all popup windows and child frames to modeless dialogs
- JPPF-350 Add a CLOSED status for client to server connections
- JPPF-367 Document which jars each package can be found in
- Feature requests:
- JPPF-6 Improvements for nodes in idle mode
- JPPF-29 Ability to disable resource lookup in the file system
- JPPF-261 Refactor the jar packaging in the
- JPPF distribution
- JPPF-262 Integrate the functionality of
- JPPFResultCollector into
- JPPFJob
- JPPF-294 Ability for individual connection pools to specify whether they use SSL
- JPPF-295 Execution policies should have access to job and grid information
- JPPF-298 .Net bridge for
- JPPF
- JPPF-303 Let node shutdown and reprovisioning respect executing nodes
- JPPF-336 New sample: admin console pluggable view
- JPPF-314 Admin console charts: add new chart types and fields
- JPPF-315 Admin console support for pluggable components and external GUI integration
- JPPF-318 Provide a helper class for building job streams
- JPPF-323 Integrate Idle Host mode as part of the main code
- JPPF-330 Add a Task.getTaskClassLoader() method
- JPPF-334 Provide physical/virtual machine RAM information for nodes and drivers
- JPPF-341 Allow Monitoring and Administration Tool to display either HostName or IP
- JPPF-348 Ability to import/export the admin console settings
- JPPF-349 Admin console: ability to hide columns in tree table views
- JPPF-352 Alternative to drivers and nodes as Windows services using Apache commons daemon
- JPPF-353 Notifications of tasks completion status in the server
- Tasks:
- JPPF-293 Configuration properties resolution as part of TypedProperties
- JPPF-296 Rename SubmissionStatusXXX classes into JobStatusXXX
- JPPF-358 Update headers copyright end date to 2015
New in JPPF 4.2.6 (Feb 9, 2015)
- This maintenance release brings important bug fixes and enhancements.
- Bug fixes:
- JPPF-357 J2EE connector does not work with Wildfly 8.x app server
- JPPF-359 Node unable to reconnect when connection is closed from a separate thread
- JPPF-360 Nodes not enrolled in tasks distribution when JMX server is disabled or unreachable
- JPPF-361 Driver sends results for wrong job upon task resubmit Enhancements
- JPPF-362 Ability for the cient to handle multiple class loaders per job
New in JPPF 4.2.5 (Dec 27, 2014)
- This maintenance release brings important bug fixes and enhancements
- Bug fixes:
- JPPF-354 NPE in the node notification forwarding mechanism
- Enhancements:
- JPPF-355 Add an "interruptible" flag to the tasks
New in JPPF 4.2.4 (Nov 17, 2014)
- This maintenance release brings important bug fixes and enhancements.
- Bug fixes:
- JPPF-340 Deadlock on task completion
- JPPF-342 Uncontrolled incrementing of idle node count
- JPPF-343 Use of log4j2 with console appender causes slave node to hang
- JPPF-344 Server deadlock with many slave nodes
- JPPF-345 Shutdown vs. Provisioning race condition causes duplicate nodes with nincomplete tasks
- Enhancements:
- JPPF-346 Make JPPFManagementInfo immutable
New in JPPF 4.2.3 (Oct 20, 2014)
- Bug Fixes:
- Bug fixes JPPF-327 Node deadlock when shutting it down
- JPPF-329 Inconsistent classloading in org.jppf.client.balancer.ChannelWrapperRemote JPPF-333 Server statistics report incorrect inbound traffic from nodes and clients JPPF-335 NPE in JMXConnectionWrapper.getAttribute() JPPF-337 Deadlock upon closing the administration console JPPF-338 Issues with recovery of peer server connections JPPF-339 Driver log full of null pointer exception traces.
New in JPPF 5.0 Alpha (Sep 15, 2014)
- Enhancements :
- JPPF-306 Revisit the samples to apply the job streaming pattern where applicable
- JPPF-307 Server scalability: improve the thread pool handling for NIO operations
- JPPF-317 Add awaitXXX methods to the client side connection and JMX pools
- JPPF-322 Properties substitutions: implement missing uses cases, improve resources usage
- Feature requests :
- JPPF-6 Improvements for nodes in idle mode
- JPPF-261 Refactor the jar packaging in the JPPF distribution
- JPPF-262 Integrate the functionality of JPPFResultCollector into JPPFJob
- JPPF-294 Ability for individual connection pools to specify whether they use SSL
- JPPF-295 Execution policies should have access to job and grid information
- JPPF-303 Let node shutdown and reprovisioning respect executing nodes
- JPPF-314 Admin console charts: add new chart types and fields
- JPPF-318 Provide a helper class for building job streams
- JPPF-323 Integrate Idle Host mode as part of the main code
- Tasks :
- JPPF-293 Configuration properties resolution as part of TypedProperties
New in JPPF 4.2.1 (Aug 16, 2014)
- Bug fixes:
- JPPF-297 Synchronization Deadlock in Queue/Job Processing
- JPPF-299 DriverJobManagementMBean.getAllJobIds() reports an incorrect number of jobs
- JPPF-300 Node default connection strategy does not retrieve the recovery port
- JPPF-301 Deadlock in the adminstration console upon startup
- JPPF-302 Server reports negative number of tasks when job is cancelled upon client disconnect
- JPPF-304 Node default connection strategy uses incorrect default server port with manual settings
- JPPF-308 Low performance of node/driver when the allocated heap is small
- JPPF-309 Jobs with non-serializable task is still executed remotely
- JPPF-311 Incorrect JMX remote classpath in wrapper-driver.conf and wrapper-node.conf
- Enhancements:
- JPPF-305 JPPFClient.submitJob() has a useless throws clause
New in JPPF 4.2 (Jul 22, 2014)
- Feature requests:
- JPPF-14 Remote control of server broadcasting service (discovery)
- JPPF-250 Enable separate JMX connection pool for each client connection pool
- JPPF-251 Implement and document global performance configuration properties
- JPPF-260 Deprecate usage of TaskResultListener in exposed APIs
- JPPF-270 Execution policy for valid subnet bitmask
- JPPF-272 Add maximum number of resubmits attribute at the task level
- JPPF-277 Execution policy which evaluates to an ordered list of prefered policies
- JPPF-279 Make JPPFJob extend java.util.concurrent.Future
New in JPPF 4.1.3 (Jul 7, 2014)
- Bug fixes:
- JPPF-281 Many failed node reconnection attempts upon restart request
- JPPF-284 Admin console job view not updated upon node disconnect
- JPPF-287 Typos in docs
- JPPF-290 New connected nodes are not automatically enrolled in notification forwarding
- JPPF-291 Wrong configuration / startup scripts for Sequence Alignment sample
New in JPPF 4.2 Beta (Jun 17, 2014)
- Enhancements:
- JPPF-282 Allow job SLA's maxTaskResubmits attribute to apply upon node error
- JPPF-285 Review and fix the doc on management and monitoring
- Feature requests:
- JPPF-250 Enable separate JMX connection pool for each client connection pool
- JPPF-251 Implement and document global performance configuration properties
- JPPF-260 Deprecate usage of TaskResultListener in exposed APIs
- JPPF-270 Execution policy for valid subnet bitmask
- JPPF-272 Add maximum number of resubmits attribute at the task level
- JPPF-277 Execution policy which evaluates to an ordered list of prefered policies
- JPPF-279 Make JPPFJob extend java.util.concurrent.Future
New in JPPF 4.1.2 (Jun 3, 2014)
- Bug fixes:
- 265 Node initialization hooks are executed by the driver
- 267 Driver queue incorrectly increments/decrements when failed nodes present
- 271 Lower the visiblity of log message upon connectionFailed() notification
- 273 Documentation for CustomPolicy needs update for v4
- 274 Server-local nodes cannot be managed
- 275 Dependency on commons-io is missing in maven artifacts
- 276 The management port of a server-local node cannot be configured separately
New in JPPF 4.1.1 (May 16, 2014)
- Enhancements:
- JPPF-257 Better exception handling for overriden or custom TaskResultListener implementations
- Bug fixes:
- JPPF-252 Admin GUI fails to handle the nodes when discovery is disabled
- JPPF-259 JPPFResultCollector.getAllResults() returns null at the time JobListener.jobEnded() is called
- JPPF-263 The cancel upon client disconnect attribute is not working
New in JPPF 4.1 (Apr 22, 2014)
- Feature requests:
- JPPF-115 Node provisioning facility
- JPPF-212 Add a hook for specifying the server to which a node should connect
- JPPF-214 Ability to redirect std and err output for nodes and drivers
- JPPF-215 Configuration enhancement: variable substitutions
- JPPF-216 Configuration enhancement: scripted property values
- JPPF-217 Ability to disable the node class loader resource cache
- JPPF-221 Ability to provide the driver management port to the client during handshake
- JPPF-223 Configuration guide: add a \"putting it all together\" section
- JPPF-231 Assign a priority to the local executor and auto-discovered connections
- JPPF-233 Ability for a task to schedule itself for resubmission
- JPPF-234 Change the size of client connection pools dynamically
- JPPF-240 Make the JPPFClient and JPPFClientConnection class hierarchies implement AutoCloseable
- JPPF-242 Listener API for notification of client queue events
- JPPF-245 New sample demonstrating the use of dynamic client connection pools size and node provisioning
- Enhancements:
- JPPF-219 Unambiguous way to distinguish between JPPF and user-defined task notifications
- JPPF-241 Update the JPPF tutorial
- Tasks:
- JPPF-152 Refactor the client API to provide access to connections organized into pools
- JPPF-236 Optimize build scripts
- JPPF-244 Deprecate ClientWithFailover
New in JPPF 4.0.3 (Apr 16, 2014)
- Enhancements:
- JPPF-246 Reduce the number of threads created by the JMX connections
- Bug fixes:
- JPPF-243 Admin tool reports a wrong number of nodes
- JPPF-247 Job notifications are not sent upon requeuing in the client
New in JPPF 4.0.2 (Apr 1, 2014)
- Enhancements:
- JPPF-229 Publish JPPF admin-ui artifact to maven central
- Bug fixes:
- JPPF-230 The JVM health panel in the admin console does not initially show the drivers and nodes
- JPPF-232 JPPF client is not closing properly
- JPPF-237 Client raises IllegalStateException when using multiple JPPFClient with the same uuid
- JPPF-238 Scalability issues with the administration tool
New in JPPF 4.1 Beta (Mar 31, 2014)
- Enhancements:
- JPPF-219 Unambiguous way to distinguish between JPPF and user-defined task notifications
- Feature requests:
- JPPF-115 Node provisioning facility
- JPPF-212 Add a hook for specifying the server to which a node should connect
- JPPF-214 Ability to redirect std and err output for nodes and drivers
- JPPF-215 Configuration enhancement: variable substitutions
- JPPF-216 Configuration enhancement: scripted property values
- JPPF-217 Ability to disable the node class loader resource cache
- JPPF-221 Ability to provide the driver management port to the client during handshake
- JPPF-223 Configuration guide: add a "putting it all together" section
- JPPF-231 Assign a priority to the local executor and auto-discovered connections
- JPPF-233 Ability for a task to schedule itself for resubmission
- Tasks:
- JPPF-152 Refactor the client API to provide access to connections organized into pools
New in JPPF 4.1 Alpha (Mar 4, 2014)
- Enhancements:
- JPPF-219 Unambiguous way to distinguish between JPPF and user-defined task notifications
- Feature requests:
- JPPF-212 Add a hook for specifying the server to which a node should connect
- JPPF-217 Ability to disable the node class loader resource cache
- JPPF-215 Configuration enhancement: variable substitutions
- JPPF-214 Ability to redirect std and err output for nodes and drivers
- JPPF-223 Configuration guide: add a "putting it all together" section
- JPPF-115 Node provisioning facility
New in JPPF 4.0.1 (Feb 28, 2014)
- Enhancements:
- Improve notes about driver1.jppf.pool.size setting to specimen client properties file
- Bug fixes:
- ClassCastException in Kryo serializer
- Calling fireNotification() from a task does not send notifications to local listeners
- jppf-gui.properties should mention driver1.jppf.management.port
- Class path in the configuration file of the wrapper does not match the jar file provided
- Invalid remove() operation after OutOfMemory exception
- StackOverflowError when running built-in screensaver
New in JPPF 4.0 (Jan 14, 2014)
- Feature requests:
- JPPF-8 Ability to export statistics
- JPPF-11 Ability for the nodes to work offline
- JPPF-18 Support for JVM-based dynamic languages
- JPPF-20 Class loader statistics
- JPPF-21 Data transfer statistics
- JPPF-22 Make the client dynamically configurable
- JPPF-127 Refactor the client and node APIs to use Task instead of JPPFTask
- JPPF-135 Provide a more flexible mechanism for custom serialization extension
- JPPF-137 Enabling a more flexible way of matching jobs to nodes
- JPPF-155 Add Wikipedia database word count as a sample
- JPPF-156 JCA connector: provide a mechanism for reconfiguration of the client without restart of the app server
- JPPF-161 Ability to change the admin console layout
- JPPF-173 Ability to include external configuration in the JPPF configuration
- JPPF-175 Extend the JPPF network protocol to enable properly closing the network connections
- JPPF-184 Optimize deserialization errors handling in the node
- JPPF-193 Timeout of bundles dispatched to the nodes
- JPPF-195 New "jppf@home" sample illustrating a volunteer computing model with JPPF
- JPPF-196 Ability to associate a screen saver with a node
- JPPF-197 Built-in ability for the tasks to send notifications during execution
- JPPF-201 Recovery from hard failures between servers
- JPPF-202 Drop support for OC4J app server in the JCA connector
- JPPF-205 Ability to reset the JPPF client
- JPPF-210 Add new execution policy executing an arbitrary script
- JPPF-211 Document the statistics API
- List of enhancements:
- JPPF-93 Class loader enhancements: client channel requests
- JPPF-143 Apply data transformation and serialization scheme to JMX data
- JPPF-146 Fully automate unit testing for the J2EE connector
- JPPF-182 Generalize the tasks exception property to Throwable type
- JPPF-190 Improve handling of deserialization errors in the nodes
- JPPF-204 Add the 'jppf.' prefix to the configuration properties that miss it
- List of implemented tasks:
- JPPF-144 Regroup NodeLifeCycleListener and NodeLifeCycleListenerEx into a single interface
- JPPF-158 Refactor the entire statistics and performance monitoring APIs
- JPPF-159 Provide an API for easily implementing simple hooks in any area
- JPPF-167 Refactor the client API so that standalone and JCA client use the same code
- JPPF-170 Move \"jdk7 add-ons\" to the \"common\" module
- JPPF-181 Genericize the get methods of dictionary types
- JPPF-191 Create minimal set of unit tests for SSL/TLS configurations
- JPPF-192 Create minimal set of unit tests for multi-server configurations
- JPPF-206 Document the API changes between 3.3 and 4.0
- JPPF-208 Remove obsolete \"Task notifications\" sample
- JPPF-209 Update javadoc links and copyright headers in the samples
- List of bug fixes:
- JPPF-165 JPPFConfiguration constructor and getConfigurationStream() method should be private
- JPPF-194 Missing batching of class loading requests in class loading doc
New in JPPF 4.0 RC1 (Jan 4, 2014)
- Bug fixes:
- JPPF-165 JPPFConfiguration constructor and getConfigurationStream() method should be private
- JPPF-194 Missing batching of class loading requests in class loading doc
- Enhancements :
- JPPF-93 Class loader enhancements: client channel requests
- JPPF-143 Apply data transformation and serialization scheme to JMX data
- JPPF-146 Fully automate unit testing for the J2EE connector
- JPPF-182 Generalize the tasks exception property to Throwable type
- JPPF-190 Improve handling of deserialization errors in the nodes
- JPPF-204 Add the 'jppf.' preffix to the configuration properties that miss it
- Feature requests:
- JPPF-8 Ability to export statistics
- JPPF-11 Ability for the nodes to work offline
- JPPF-18 Support for JVM-based dynamic languages
- JPPF-20 Class loader statistics
- JPPF-21 Data transfer statistics
- JPPF-22 Make the client dynamically configurable
- JPPF-127 Refactor the client and node APIs to use Task instead of JPPFTask
- JPPF-135 Provide a more flexible mechanism for custom serialization extension
- JPPF-137 Enabling a more flexible way of matching jobs to nodes
- JPPF-155 Add Wikipedia database word count as a sample
- JPPF-156 JCA connector: provide a mechanism for reconfiguration of the client without restart of the app server
- JPPF-161 Ability to change the admin console layout
- JPPF-173 Ability to include external configuration in the JPPF configuration
- JPPF-175 Extend the JPPF network protocol to enable properly closing the network connections
- JPPF-184 Optimize deserialization errors handling in the node
- JPPF-193 Timeout of bundles dispatched to the nodes
- JPPF-195 New \"jppf@home\" sample illustrating a volunteer computing model with JPPF
- JPPF-196 Ability to associate a screen saver with a node
- JPPF-197 Built-in ability for the tasks to send notifications during execution
- JPPF-201 Recovery from hard failures between servers
- JPPF-202 Drop support for OC4J app server in the JCA connector
- JPPF-205 Ability to reset the JPPF client
- JPPF-210 Add new execution policy executing an arbitrary script
- JPPF-211 Document the statistics API
- Tasks:
- JPPF-144 Regroup NodeLifeCycleListener and NodeLifeCycleListenerEx into a single interface
- JPPF-158 Refactor the entire statistics and performance monitoring APIs
- JPPF-159 Provide an API for easily implementing simple hooks in any area
- JPPF-167 Refactor the client API so that standalone and JCA client use the same code
- JPPF-170 Move \"jdk7 add-ons\" to the \"common\" module
- JPPF-181 Genericize the get methods of dictionary types
- JPPF-191 Create minimal set of unit tests for SSL/TLS configurations
- JPPF-192 Create minimal set of unit tests for multi-server configurations
- JPPF-206 Document the API changes between 3.3 and 4.0
- JPPF-208 Remove obsolete \"Task notifications\" sample
- JPPF-209 Update javadoc links and copyright headers in the samples
New in JPPF 4.0 Beta (Dec 3, 2013)
- Bug fixes:
- JPPFConfiguration constructor and getConfigurationStream() method should be private
- Missing batching of class loading requests in class loading doc
- Enhancements:
- Class loader enhancements: client channel requests
- Apply data transformation and serialization scheme to JMX data
- Fully automate unit testing for the JEE connector
- Generalize the tasks exception property to Throwable type
- Improve handling of deserialization errors in the nodes
- Add the 'jppf.' preffix to the configuration properties that miss it
- Feature requests:
- Ability to export statistics
- Ability for the nodes to work offline
- Class loader statistics
- Data transfer statistics
- Make the client dynamically configurable
- Refactor the client and node APIs to use Task instead of JPPFTask
- Provide a more flexible mechanism for custom serialization extension
- Add Wikipedia database word count as a sample
- JCA connector: provide a mechanism for reconfiguration of the client without restart of the app server
- Ability to change the admin console layout
- Ability to include external configuration in the JPPF configuration
- Optimize deserialization errors handling in the node
- Timeout of bundles dispatched to the nodes
- Ability to associate a screen saver with a node
- Extend the JPPF network protocol to enable properly closing the network connections
- Built-in ability for the tasks to send notifications during execution
- Drop support for OCJ app server in the JCA connector
- Ability to reset the JPPF client
- Tasks:
- Regroup NodeLifeCycleListener and NodeLifeCycleListenerEx into a single interface
- Refactor the entire statistics and performance monitoring APIs
- Provide an API for easily implementing simple hooks in any area
- Refactor the client API so that standalone and JCA client use the same code
- Move \"jdk add-ons\" to the \"common\" module
- Genericize the get methods of dictionary types
- Create minimal set of unit tests for SSL/TLS configurations
- Create minimal set of unit tests for multi-server configurations
- Document the API changes between 3.3 and 4.0
New in JPPF 3.3.7 (Nov 29, 2013)
- Bug fixes:
- Issues with multi-server topologies
- Regression causes JPPFTask.compute() to throw a ClassCastException
- Documentation incorrectly states that idle socket timeout is working for server and nodes
- Class loader resource cache generates duplicate resources
New in JPPF 4.0 Alpha 2 (Oct 22, 2013)
- Bug Fixes:
- JPPFConfiguration constructor and getConfigurationStream() method should be private
- Missing batching of class loading requests in class loading doc
- Enhancements:
- Class loader enhancements: client channel requests
- Apply data transformation and serialization scheme to JMX data
- Fully automate unit testing for the J2EE connector
- Generalize the tasks exception property to Throwable type
- Improve handling of deserialization errors in the nodes
- Feature requests:
- Ability to export statistics
- Ability for the nodes to work offline
- Provide a more flexible mechanism for custom serialization extension
- Add Wikipedia database word count as a sample
- Ability to change the admin console layout
- Ability to include external configuration in the JPPF configuration
- Optimize deserialization errors handling in the node
- Timeout of bundles dispatched to the nodes
- Completed tasks:
- Regroup NodeLifeCycleListener and NodeLifeCycleListenerEx into a single interface
- Provide an API for easily implementing simple hooks in any area
- Refactor the client API so that standalone and JCA client use the same code
- Move \"jdk7 add-ons\" to the \"common\" module
- Genericize the get methods of dictionary types
New in JPPF 3.3.6 (Sep 20, 2013)
- Bug fixes:
- JPPF-180 - Client class loading issues when using Weblogic 10.3.6 remote JDBC JPPF-185 - NoClassDefFoundError in JPPFNode.reset()
- JPPF-186 - SSL services unable to distinguish between client and node certificates
- Enhancements:
- JPPF-183 - Add relevant classes cache lookups in the driver
- JPPF-187 - Ability to enable TCP keepalive from the configuration
New in JPPF 3.3.5 (Aug 13, 2013)
- Bug fixes:
- Alternate configuration source incorrectly handled
- Distribution scripts are missing the execute permission
- Deadlock in the server upon client disconnection
- Failover in the client is not working
- Thread context class loader is null for client-local execution
- Deadlock in the driver
- Enhancements:
- Ability to disable the class cache in the server
- Performance enhancement: remove unnecessary data from results sent by the node
New in JPPF 4.0 Alpha (Jul 15, 2013)
- Bug Fixes:
- JPPFConfiguration constructor and getConfigurationStream() method should be private
- Enhancements;
- Apply data transformation and serialization scheme to JMX data
- Fully automate unit testing for the J2EE connector
- New Features:
- Provide a more flexible mechanism for custom serialization extension
- Ability to change the admin console layout
- Completed Tasks:
- Regroup NodeLifeCycleListener and NodeLifeCycleListenerEx into a single interface
- Provide an API for easily implementing simple hooks in any area
- Refactor the client API so that standalone and JCA client use the same code
New in JPPF 3.3.4 (Jul 8, 2013)
- Improper handling of serialized tasks with a size > 2GB
- OOME in the driver upon receiving large results from multiple nodes concurrently OOME: PermGen space in a node after many reconnections
- Class loading and configuration issues in JCA connector
- The property jppf.local.execution.enabled not used at client startup
New in JPPF 3.3.3 (Jun 15, 2013)
- Bug fixes:
- JPPF-150 Cancelling job from client API results in missing jobEnded() event
- JPPF-151 Calling AbstractJPPFClassLoader.close() leads to NoSuchMethodError
- JPPF-153 In the node, context class loader and task class loader do not match after first job execution
- JPPF-154 Issues when the client disconnects while a node has active class loading requests
New in JPPF 3.3.2 (May 24, 2013)
- Bug fixes:
- JPPF-140 Node class loader's resource cache should perform proper cleanup
- JPPF-145 Node execution manager does not clean up the data provider after job execution
- JPPF-147 Deadlock in the driver
- JPPF-148 Deadlock in the admin console at startup
- Enhancements:
- JPPF-118 Improvements in NodeExecutionManagerImpl
- JPPF-149 Enable on-demand cleanup of class loader resource cache
New in JPPF 3.3.1 (Apr 26, 2013)
- JPPF-138 JCA client does not reconnect to the driver when discovery is disabled JPPF-142 Erroneous property names for discovery filters
New in JPPF 3.2.3 (Mar 13, 2013)
- Bug fixes:
- JPPF-122 JMX connection threads leak in the driver
- JPPF-123 NPE at driver startup when jppf.ssl.server.port = -1
- JPPF-125 Selection in job data panel does not update the buttons state
- JPPF-126 Job cancelled from the admin console may get stuck in the server queue JPPF-130 Job hang when loading a large number of classes with multiple nodes JPPF-131 JPPF client does not release JMX thread upon connection failure
- Enhancements:
- JPPF-118 Improvements in NodeExecutionManagerImpl
New in JPPF 3.2.2 (Jan 28, 2013)
- [JPPF-110 Proportional algorithm results in uneven load with small number of long-lived tasks](http://www.jppf.org/tracker/tbg/jppf/issues/JPPF-110)
- [JPPF-116 NPE in AbstractJPPFClassLoader.findResources()](http://www.jppf.org/tracker/tbg/jppf/issues/JPPF-1116)
- [JPPF-117 Task timeout is not working as expected](http://www.jppf.org/tracker/tbg/jppf/issues/JPPF-117)
- [JPPF-120 (Regression) Impossible to make an SSL connection to the server]
New in JPPF 3.2.1 (Jan 8, 2013)
- JPPF-105 Temporary files disappear when setting a large MemoryMapDataProvider as data provider in a JPPFJob
- JPPF-107 Missing exception handling upon invocation of NodeLifeCycleListener methods JPPF-108 Deadlock in the server upon client disconnection
- JPPF-113 NullPointerException in the console upon connection to first driver
- JPPF-114 Missing unit tests for node management and monitoring APIs
New in JPPF 3.1.4 (Nov 13, 2012)
- JPPF-58 JPPFResultCollector.setStatus(COMPLETE) is called twice for each job
- JPPF-59 Cannot submit multiple jobs concurrently with JCA adaptor
- JPPF-62 Jobs with timeout expire in the client instead of the server
- JPPF-65 Some threads are still alive when the client is closed
- JPPF-78 Generic serializer throws a ClassFormatError
- JPPF-88 Nodes and drivers running as services cannot be restarted via JMX
- JPPF-94 JPPF source distribution is missing "jdk7-addons" and "application-template" modules JPPF-95 ConcurrentModificationException in driverJobManagement.getAllJobIds()
- JPPF-96 Deadlock in the client: RemoteChannelWrapper / TaskQueueChecker
- JPPF-97 OutOfMemoryError in the driver when using multiple client connections
New in JPPF 3.2 RC 2 (Nov 8, 2012)
- Bug fixes:
- JPPF-5 NoSuchFieldException: target for ForkJoinWorkerThread
- JPPF-43 MemLeak: ResourceCache (minor)
- JPPF-60 NPE: AbstractJPPFClassLoader.findResources(284)
- JPPF-67 NPE: periodic task
- JPPF-71 Regression: administration console is broken
- JPPF-54 LocalNode: long init when network is broken
- JPPF-74 Reg: Failing test on slow single core machine
- JPPF-73 Peer nodes - infinite reconnection
- JPPF-75 NPE: display information about peer node in admin
- JPPF-72 Server deadlock in TaskQueueChecker / NodeNioServer
- JPPF-78 Generic serializer throws a ClassFormatError
- JPPF-81 FAIL: TestExecutorServiceConfiguration.testSubmitWithClientExecutionPolicy
- JPPF-82 FAIL: TestJobPersistence.testJobRecovery
- JPPF-41 BarChart: queue size sometimes negative
- JPPF-42 ServerStats/Latest number of jobs show negative value
- JPPF-70 IllegalStateException: Job xxx already enqueued when job is submitted via multiple channels
- JPPF-64 Deadlock: state transition in NodeClass and ClientClass
- JPPF-85 P2P connection failure: IllegalArgumentException: bundle is null
- JPPF-87 Memory leak in the driver: ServerJob instances fill the heap
- JPPF-88 Nodes and drivers running as services cannot be restarted via JMX
- JPPF-94 JPPF source distribution is missing 'jdk7-addons' and 'application-template' modules
- JPPF-95 ConcurrentModificationException in DriverJobManagement.getAllJobIds()
- JPPF-96 Deadlock in the client: RemoteChannelWrapper / TaskQUeueChecker
- Enhancements:
- JPPF-50 Add data provider to the JPPFExecutor service job configuration
- JPPF-55 Extensions to NodeLifeCycleListener
- JPPF-45 Class loader enhancements
- JPPF-66 Additional notifications needed for JobListener
- JPPF-63 Add a separate job SLA for processing on the client side
- JPPF-53 Enhancements to JPPFExecutorService
- JPPF-76 Make sure JPPF is IPv6-ready
New in JPPF 3.1.1 (Jul 9, 2012)
- Bundler.getMaxBundleSize() always returns 0
- Job does not terminate when using connection pool
- Local execution does not use configured number of threads
- JMX: performConnection is blocking connectAndWait
- Regression: driver2 waits till driver1 timeouts
- ClientDataProvider: computeValue=null on drivers local node
- Broadcast job: can hang on connection failure
- Exception in resource cache when starting multiple nodes
- Broadcast job not executed if submitted too soon
- Errors in the documentation
New in JPPF 3.1 (Jun 25, 2012)
- Management and monitoring:
- A new graph view of the grid topology has been added to the administration console
- A new management policy was added to test execution policies against the current grid state
- Jobs can now be cancelled directly from a standalone JPPF client or from a JCA connection to the J2EE connector
- Executor services Job SLAs and metadata, along with task timeout and cancel handlers, can now be dynamically configured for tasks and jobs submitted from a JPPFExecutorService Documentation can be found here: http://www.jppf.org/doc/v3/index.php?title=JPPF_Executor_Services#Configuring_jobs_and_tasks (Development guide > JPPF Executor Services > Configuring jobs and tasks)
- Clients:
- The load balancing between local and remote execution is now fully configurable in the client.
- The same algorithms and configuration parameters as for the server are available.
- Documentation can be found here: http://www.jppf.org/doc/v3/index.php?title=Client_and_administration_console_configuration#Load-balancing_in_the_client (Configuration guide > Client and administration console > Load balancing in the client)
- Nodes A new node extension enables switching the node execution model to a local fork/join model, using the JDK 7 APIs.
- This feature is documented here: http://www.jppf.org/doc/v3/index.php?title=Fork/Join_thread_pool_in_the_nodes All implemented feature requests 2977885
- Add SSL capabilities to JPPF 3390360
- Graph view of the grid topology (admin console) 3442570
- Enable timeout/onCancel for Callable/Runnable/POJO tasks 3522495
- Add management capabilities to J2EE connector 3502395 - Document runtime dependencies for JPPF components 3488092
- Determine if a job SLA matches any node before submission 3481576
- ForkJoin executor service 3353566
- Add JPPFClient.cancelJob() 3285058
- Enable configurable load-balancing on the client 3353578
- JPPFTask timeout for local execution
New in JPPF 2.5.5 (Dec 19, 2011)
- 3438303 - Driver doesn't recognize that client connection was closed
- http://sourceforge.net/tracker/?func=detail&aid=3438303&group_id=135654&atid=733518
- 3442606 - JPPFExecutorService.submit(Callable) doesn't handle JPPFTask
- http://sourceforge.net/tracker/?func=detail&aid=3442606&group_id=135654&atid=733518
- 3454260 - Broadcasting service does not recover from network breakdown
- http://sourceforge.net/tracker/?func=detail&aid=3454260&group_id=135654&atid=733518
- 3398676 - Broadcast job not executed when local execution is enabled
- http://sourceforge.net/tracker/?func=detail&aid=3398676&group_id=135654&atid=733518
New in JPPF 2.5.4 (Nov 21, 2011)
- Bugs fixes:
- 3386071 - Missing scenarios in generic serializer http://sourceforge.net/tracker/index.php?func=detail&aid=3386071&group_id=135654&atid=733518
- 3387099 - Admin console handles drivers with multiple addresses poorly http://sourceforge.net/tracker/index.php?func=detail&aid=3387099&group_id=135654&atid=733518
- 3392801 - Local resource cache should handle full real paths http://sourceforge.net/tracker/index.php?func=detail&aid=3392801&group_id=135654&atid=733518 3399764 - REG trunk 1762: Class not found exception http://sourceforge.net/tracker/index.php?func=detail&aid=3399764&group_id=135654&atid=733518
- 3376794 - Driver: local node start sometimes http://sourceforge.net/tracker/index.php?func=detail&aid=3376794&group_id=135654&atid=733518
- New features:
- 3395638 - Port the J2EE connector to JBoss 7 http://sourceforge.net/tracker/index.php?func=detail&aid=3395638&group_id=135654&atid=733521
- 3404188 - Allow disabling NIO checks http://sourceforge.net/tracker/?func=detail&aid=3404188&group_id=135654&atid=733521
New in JPPF 2.5.2 (Aug 1, 2011)
- Bugs fixes:
- 3382065 - Deadlock in node when using generic serialization
- 3362103 - SerializationUtils.readLong - wrong results
- 3362045 - Deserializer - read int array instead of longs
- 3362017 - InputStream not closed 3x
- 3358138 - the doc does not mention that JMX port are auto-incremented
- 3356881 - REG 2.5.1: NPE: ResourceProvider.getMultipleResourcesAsBytes
- 3373217 - Node failover is not working
New in JPPF 2.5.1 (Jul 6, 2011)
- Bug fixes:
- 3315652 - Unneeded delay upon client initialization
- 3317127 - Mishandling of tasks distribution in mixed execution mode
- 3321908 - Bad synchronization in the client leads to jobs resubmitted
- 3321904 - AbstractJPPFClassLoader is not calling super.findClass()
- 3322904 - Deadlock in JPPFClassLoader
- 3348381 - Client deadlock with asynchronous jobs
- 3354119 - Calling JPPFClient.getConnection() leads to client deadlock
- Enhancements:
- 3322850 - Make AbstractJPPFClassLoader.addURL() public
- 3322847 - Enable classloader to lookup resources in file system
- 3315389 - Return emptyList from JPPFJob:getTasks not
New in JPPF 2.4 (Dec 27, 2010)
- New Features:
- 3134243 - Ability to receive notifications of node life cycle events
- 3112354 - Ability to to specify the look and feel in the admin GUI
- 3105038 - Document the job distribution model
- 3102697 - Document JPPF class loading in details
- 3094064 - Enable local execution in the J2EE connector
- 3091088 - Enable synchronuous job execution with J2EE connector
- 3091083 - Add ResultListener to non-blocking job when missing
- 3091078 - Ability to disable remote execution
- 3091077 - Implement disk overflow on clients and nodes
- 3064104 - Batching individual tasks with the JPPFExecutorService
- Bug Fixes:
- 3140964 - Fractals sample fails to start
- 3132907 - CNFE when custom class loader is used
- 3125121 - NPE in DriverJobManagement when in DEBUG mode
- 3120933 - Server misses class loading requests
- 3119256 - NPE in AbstractJPPFClassLoader.findResources()
- 3112365 - Tabs appear twice in the admin GUI
- 3110449 - OOM in the node upon large console output
- 3103455 - [CRITICAL] CME upon returning results
- 3101406 - Inconsistent behaviour for task timeout
- 3100204 - Node connection status is incorrect.
- 3100186 - Java service wrapper config file points to wrong libraries
- 3098381 - Encryption example bug
- 3096095 - Multiple driver connections being made to the same machine
- 3095404 - Client does not receive results upon node error
New in JPPF 2.3 (Oct 18, 2010)
- New Features:
- 3018899 - Upgrade to GigaSpaces XAP 7.1.1
- 3018563 - Expiration date/time for jobs
- 3016249 - Document usage of JPPF configuration APIs
- 2994564 - Ability to select all nodes / all drivers in the console
- 2990285 - J2EE connector: ability to connect to multiple JPPF servers
- 2972415 - Provide an ExecutorService facade to the JPPF client
- Bug Fixes:
- 3032447 - JMX connector binds RMI registry to the wrong host
- 3030900 - Server fails to dispatch tasks to some nodes
- 3017866 - When connected to multiple drivers, client only uses one
- 3010245 - Typo and wrong comment in config of peer server discovery
- 3006929 - Client connections are named improperly
- 2993389 - Nodes are not removed from the console upon dying
New in JPPF 2.2 (Jul 27, 2010)
- New Features
- 3018899 - Upgrade to GigaSpaces XAP 7.1.1
- 3018563 - Expiration date/time for jobs
- 3016249 - Document usage of JPPF configuration APIs
- 2994564 - Ability to select all nodes / all drivers in the console
- 2990285 - J2EE connector: ability to connect to multiple JPPF servers
- 2972415 - Provide an ExecutorService facade to the JPPF client
- Bug Fixes
- 3032447 - JMX connector binds RMI registry to the wrong host
- 3030900 - Server fails to dispatch tasks to some nodes
- 3017866 - When connected to multiple drivers, client only uses one
- 3010245 - Typo and wrong comment in config of peer server discovery
- 3006929 - Client connections are named improperly
- 2993389 - Nodes are not removed from the console upon dying
New in JPPF 2.1 (Apr 7, 2010)
- 2972979 - Un-connected nodes shouldn't report a valid number of thread
- 2969881 - Undefined processing.threads causes execution policy to fail
- 2969126 - ClientDataProvider feature not implemented in J2EE connector
- 2967151 - Improper exception handling in JPPFBroadcaster
- 2962404 - Changing load-balancer settings is done at the wrong time
- 2955491 - Connection pool not working whith server discovery disabled
- 2953562 - Node does not report results of tasks with timeout
- 2933677 - Server thread stuck when serialization fails in node
- 2914622 - Local IP addresses should include more than 127.0.0.1
- 2907258 - JMX initialization failure causes node to stop working
- 2907246 - Remote debugging is only possible on localhost
New in JPPF 1.9 (May 4, 2009)
- Submitted tasks can now fetch data from the client while executing
- A node's configuration can now be updated remotely without restart
- A new sample illustrates how tasks can communicate with each other
- Numberous bugs have been fixed, improving the overall stability and performance
New in JPPF 1.8 (Feb 21, 2009)
- A new API enables users to run non-Java processes on the nodes.
- JPPF is now integrated with GigaSpaces XAP.
- Jobs and tasks can now be prioritized.
- The configuration of a client connection pool is now easy and intuitive.
New in JPPF 1.6 (Nov 1, 2008)
- Tasks can now be defined from plain old Java objects
- A new JPPF Quick Start Guide is now availabe online and offline: http://www.jppf.org/JPPFQuickStart
- A new management feature enables resetting a node's task counter
- Improvements to the remote JMX connectivity facilitate the JPPF administration through firewalls
- Bugs were fixed in the peer-to-peer communication between servers