[[ch-more-info]]
== Getting more information

[[s-commercial-support]]
=== Commercial DRBD support

Commercial DRBD support, consultancy, and training services are
available from the project's sponsor company,
http://www.linbit.com/[LINBIT].

[[s-mailing-list]]
=== Public mailing list

The public mailing list for general usage questions regarding DRBD is
drbd-user@lists.linbit.com. This is a subscribers-only mailing list,
you may subscribe at http://lists.linbit.com/drbd-user. A complete
list archive is available at
http://lists.linbit.com/pipermail/drbd-user.

[[s-irc-channels]]
=== Public IRC Channels

Some of the DRBD developers can occasionally be found on the
+irc.freenode.net+ public IRC server, particularly in the following
channels:

* +#drbd+,
* +#linux-ha+,
* +#linux-cluster+.

Getting in touch on IRC is a good way of discussing suggestions for
improvements in DRBD, and having developer level discussions.

[[s-twitter-account]]
=== Official Twitter account

http://www.linbit.com/[LINBIT] maintains an official twitter account,
http://twitter.com/linbit[+linbit+].

If you tweet about DRBD, please include the +#drbd+ hashtag.

[[s-publications]]
=== Publications

DRBD's authors have written and published a number of papers on DRBD
in general, or a specific aspect of DRBD. Here is a short selection:

[bibliography]
- Lars Ellenberg. 'DRBD v8.0.x and beyond'. 2007. Available at
  http://www.drbd.org/fileadmin/drbd/publications/drbd8.linux-conf.eu.2007.pdf
- Philipp Reisner. 'DRBD v8 - Replicated Storage with Shared Disk
  Semantics'. 2007. Available at
  http://www.drbd.org/fileadmin/drbd/publications/drbd8.pdf.
- Philipp Reisner. 'Rapid resynchronization for replicated
  storage'. 2006. Available at
  http://www.drbd.org/fileadmin/drbd/publications/drbd-activity-logging_v6.pdf

[[s-useful-resources]]
=== Other useful resources

* Wikipedia keeps http://en.wikipedia.org/wiki/DRBD[an entry on DRBD].
* Both the http://wiki.linux-ha.org/[Linux-HA wiki] and
* http://www.clusterlabs.org[ClusterLabs] have some useful information
  about utilizing DRBD in High Availability clusters.
