1.9.0

• Add a new exclusive publication handler for the C++ client. Issue #500.
• Add a StreamStat tool for give a summary of all counters grouped by stream for monitoring.
• Provide a publication position counter that is updated once per second for tracking the publishers for monitoring.
• Provide monitoring counters for each Aeron client with their heartbeat timestamp.
• Support the compressing or deletion of archive recordings by external scripts by giving a warning that the files are not available rather than giving an error.
• Refinements to the Catalog tool.
• Provide a limit on the range which can be reserved for session ids. Issue #498.
• Fix race with an Aeron client mapping a CnC file which has not been set the the correct length yet by the driver. Issue #499.
• Add the ability to truncate a recording in the archive whereby truncating to the stop position effectively deleting the recording.
• Add the ability to query the current recorded position of an stream from a remote archive.
• Add support for async connect to an archive.
• Make archive catalog file length configurable and use a smaller default.
• Fix write of data frame header for 32 bit machines, e.g. Raspberry Pi.
• Faster and less garbage version for parsing URI endpoints. Issue #491.
• Sample code for doing large file transfer with Aeron. Issue #237.
• Add startup timestamp and PID to CnC file for monitoring. Issue #480.
• Fix Javadoc generation so the index page references all classes.
• Upgrade to Shadow 2.0.3.
• Upgrade to Mockito 2.18.3.
• Upgrade to Gradle 4.6.
• Upgrade to Checkstyle 8.9.
• Upgrade to SBE 1.7.10.
• Upgrade to Agrona 0.9.16.

Java binaries can be found here...