The Apache BookKeeper team is proud to announce Apache BookKeeper
version 4.2.0.

This is the third release of the Apache BookKeeper subproject of
ZooKeeper. The BookKeeper project is made up of a distributed logging
service called BookKeeper and a distributed publish/subscribe system
build on top of BookKeeper called Hedwig.

For BookKeeper release details and downloads, visit:

http://zookeeper.apache.org/bookkeeper/releases.html

This release features a new autorecovery mechanism for BookKeeper
ledgers, read-only bookie mode, improved scalability for Hedwig,
message filtering in Hedwig and much more.

For a full list of improvements and bugfixes, see the 4.2.0 release
notes:

http://zookeeper.apache.org/bookkeeper/docs/r4.2.0/releaseNotes.html

We would like to thank the contributors that made the release
possible.

Regards,

The BookKeeper Team

Great job, Ivan and everyone else involved. Congratulations for making it
happen!

- Sijie
On Sat, Jan 19, 2013 at 2:11 AM, Ivan Kelly <[EMAIL PROTECTED]> wrote:

> The Apache BookKeeper team is proud to announce Apache BookKeeper
> version 4.2.0.
>
> This is the third release of the Apache BookKeeper subproject of
> ZooKeeper. The BookKeeper project is made up of a distributed logging
> service called BookKeeper and a distributed publish/subscribe system
> build on top of BookKeeper called Hedwig.
>
> For BookKeeper release details and downloads, visit:
>
> http://zookeeper.apache.org/bookkeeper/releases.html
>
> This release features a new autorecovery mechanism for BookKeeper
> ledgers, read-only bookie mode, improved scalability for Hedwig,
> message filtering in Hedwig and much more.
>
> For a full list of improvements and bugfixes, see the 4.2.0 release
> notes:
>
> http://zookeeper.apache.org/bookkeeper/docs/r4.2.0/releaseNotes.html
>
> We would like to thank the contributors that made the release
> possible.
>
> Regards,
>
> The BookKeeper Team
>

The Apache BookKeeper team is proud to announce Apache BookKeeper
version 4.2.1

This is the fourth release of the Apache BookKeeper subproject of
ZooKeeper.

This release fixes a major performance bug in release 4.2.0. All users
of BookKeeper 4.2.0 should upgrade immediately.

The BookKeeper project is made up of a distributed logging service
called
BookKeeper and a distributed publish/subscribe system build on top of
BookKeeper called Hedwig.

For BookKeeper release details and downloads, visit:

http://zookeeper.apache.org/bookkeeper/releases.html

BookKeeper 4.2.1 Release Notes are at:
http://zookeeper.apache.org/bookkeeper/docs/r4.2.1/releaseNotes.html

We would like to thank the contributors that made the release
possible.

Regards,

The BookKeeper Team