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GridGain 8.7.7 Release Notes

What’s New in This Release

This maintenance release includes many bugfixes.

Installation and Upgrade Information

See the Rolling Upgrades page for information about how to perform automated upgrades and for details about version compatibility.

Fixed Issues

GridGain Community Edition Changes

GG-24944

Affinity & Baseline Topology

Fixed bug with affinity history overflow when too many clients leave or join the cluster

GG-24971

Architecture

Added EVT_PAGE_REPLACEMENT_STARTED event

GG-20604

Atomic Cache

Fixed possible StackOverflowError in scenario with huge batch within one transaction

GG-24983

Communication

No thread dumps for tcp-comm-worker thread appear in server logs when client node fails abruptly

GG-24975

Communication

Fast fail of client reconnection to server node

GG-25022

Control Script

Idle-verify cache-filter ALL will validate system caches, added cache-filter USER

GG-24981

.NET

Fixed .NET continious query "Removed" event registration

GG-24988

Integrations

Upgrade jackson-databind library to version 2.9.9

GG-24987

Integrations

Upgraded Jetty dependency to 9.4.18

GG-24980

Integrations

Upgrade version of commons-codec library to 1.12

GG-18901

JDBC

JDBC Thin Driver: added Statement.setQueryTimeout() support.

GG-18900

JDBC

JDBC Thin Driver: implemented Connection.setNetworkTimeout method.

GG-18899

JDBC

JDBC Thin Driver: added Statement.cancel() support

GG-24984

Platforms & Thin Clients

Thin client: removed limitation of the length of credentials during handshake

GG-24952

Platforms & Thin Clients

Fixed OOM issue when invalid message was sent to thin client port

GG-24946

Platforms & Thin Clients

CPP: Added EventType field to CacheEntryEvent

GG-24982

Rebalance

Rebalance properties were moved from CacheConfiguration to IgniteConfiguration level. Rebalance properties in CacheConfiguration were deprecated.

GG-25023

Security

Fix false-positive detection of cluster in not idle state with enabled security.

GG-24881

Storage Engine

Fixed possible PDS corrupt during checkpoint

GG-24970

Storage Engine

Fixed case when checkpoint tmp files were not removed on node start.

GG-14875

SQL

Improve error’s logging for DDL statements.

GG-24945

SQL

Fix inconsistency between cache data and indexes when cache operation is interrupted

GG-24962

SQL

Fixed cost estimation bug for tree indexes.

GG-24958

Transactions

Added DR_ACK_MISSING_CACHES to allow DR make progress in case there are errors on receiver due to missing caches

GridGain Enterprise Edition Changes

GG-24977

DR

Clean DR state for destroyed caches

GG-24989

DR

Deprecated and ignored GridGainCacheConfiguration.drReceiverEnabled flag due to invalid behavior

GG-24974

DR

Fixed data center replication for caches created via DDL

GG-24960

DR

Data Replication now uses file-system based implementation of Sender Store by default. It has default work directory, but it is recommended to configure it explicitly on production environments.

GG-24966

DR

Adaptive DR throttling added

GG-25025

DR

Improve error’s logging for DDL statements.

GG-25025

DR

Fixed deadlock between partition map exchange and initialization of DR component Fixed deadlock between partition map exchange and initialization of DR component

GG-25020

DR

DR: Add correctly named methods for DR start\stop.

GG-24991

DR

Added events for DR

GG-24990

DR

Added DR full state transfer operation to cache MBean

GG-24985

DR

DR: Make debug logs more verbose.

GG-24969

DR

Logging a errors happened during DR replication on remote DC

GG-24963

DR

Added metrics to show DR sender/receiver pending queues size

GG-24959

DR

Stop DR replication in case sender hub with in memory store went down

GG-24957

DR

New method named 'resetState' has been added to DrSender interface. It resets all internal state of sender hub including clearing store and internal queues.

GG-24956

DR

Change default DrStore mode to STOP.

GG-24955

DR

Improve logging for the Data Center Replication component.

GG-24954

DR

Prevent possible deadlock in DR during node left and cache stop in the same moment

GG-22622

DR

Added ability to change full state transfer throttle per node at runtime

GG-22535

DR

DR: delete files with succesfully sent (ACK is received) data

GG-17339

SQL

Fix memory leak at the JDBC thin driver caused by executing any statement

GG-25024

SQL

Fixed memory leak on unstable topology caused by partition reservation

GG-24702

WC

Web Console: Fixed issue with caches selection.

GG-24949

Transactions

Fixed TTL not being transfered via DR

GG-24947

Transactions

Fixed unexpected DR stop when client with default configuration connects to "drUseCacheNames=true" cluster

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