Repository Issue Activity (beta)

#4334 `%rEx{short.*}` throws `ArrayIndexOutOfBoundsException` when the root cause has an empty stack trace

#4333 `DatagramOutputStream` reallocates and copies its whole buffer on every `write()`

#2792 Uniformize TLS configuration

#4238 Default `protocol` to UDP in the Log4j 1 `SyslogAppender` builder

#4332 Fail closed when a `KeyStore` or `TrustStore` element of `Ssl` cannot be loaded

#4331 Reject `MapMessage` keys that collide with NoSQL provider reserved field names

#4225 Consider making plugin builds less chatty

#4262 ConsoleAppender ignores immediateFlush, bufferedIo and bufferSize

#4244 Log4j2EventListener's @ConditionalOnProperty has no effect - the listener always runs

#4051 Document `StructuredDataMessage` argument constraints

#4328 CompositeConfiguration silently drops a custom Configuration's programmatically-added elements

#4254 Predefined ANSI styles (Style=Spock, Style=Kirk) never apply

#2033 Add support for OpenTelemetry Logging

#4279 ThrowableStackTraceRenderer throws NullPointerException when Throwable.getCause() returns different instances

#4263 Document XML parser features used for configuration files and clarify Log4j 1 bridge properties

#4242 log4j-cassandra: failed appender startup leaks the DataStax Cluster, so the JVM never exits

#3896 Fix `ConfigurationFactory::isActive` overrides

#1740 With the parameter $PreserveFQDN on the logged-in host is not the full host(FQDN)

#4275 AsyncLogger ignores Thread.setName() changes despite the UNCACHED strategy since 2.25.0

#4088 Log messages appear to be trimmed when using PatternLayout %m%n

#3161 Synchronization between `2.x` and `main`

#4318 Memory leak in JdbcAppender when a database failure occurs during the commit/close phase.

#4241 AbstractDatabaseManager: a manager whose startup failed still receives writes, and is never shut down

#4166 `JsonTemplateLayout`: add MDC key filtering to `ThreadContextMapResolver` and harden `EcsLayout.json`

#4309 Syslog/Socket @ValidHost discards the appender on DNS miss at config load; reconnect never runs (Kubernetes late Service DNS; relates to LOG4J2-1047)