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Diffstat (limited to 'bigtop-packages/src/charm/hadoop/layer-hadoop-namenode/README.md')
| -rw-r--r-- | bigtop-packages/src/charm/hadoop/layer-hadoop-namenode/README.md | 39 |
1 files changed, 18 insertions, 21 deletions
diff --git a/bigtop-packages/src/charm/hadoop/layer-hadoop-namenode/README.md b/bigtop-packages/src/charm/hadoop/layer-hadoop-namenode/README.md index e5cbf635..b92ab41c 100644 --- a/bigtop-packages/src/charm/hadoop/layer-hadoop-namenode/README.md +++ b/bigtop-packages/src/charm/hadoop/layer-hadoop-namenode/README.md @@ -20,27 +20,22 @@ The Apache Hadoop software library is a framework that allows for the distributed processing of large data sets across clusters of computers using a simple programming model. -This charm deploys the NameNode component of the [Apache Bigtop][] platform -to provide HDFS master resources. +This charm deploys version 2.7.3 of the NameNode component from +[Apache Bigtop][]. [Apache Bigtop]: http://bigtop.apache.org/ # Deploying -A working Juju installation is assumed to be present. If Juju is not yet set -up, please follow the [getting-started][] instructions prior to deploying this -charm. +This charm requires Juju 2.0 or greater. If Juju is not yet set up, please +follow the [getting-started][] instructions prior to deploying this charm. This charm is intended to be deployed via one of the [apache bigtop bundles][]. For example: juju deploy hadoop-processing -> **Note**: The above assumes Juju 2.0 or greater. If using an earlier version -of Juju, use [juju-quickstart][] with the following syntax: `juju quickstart -hadoop-processing`. - This will deploy an Apache Bigtop cluster with this charm acting as the NameNode. More information about this deployment can be found in the [bundle readme](https://jujucharms.com/hadoop-processing/). @@ -52,7 +47,6 @@ mirror options. See [Configuring Models][] for more information. [getting-started]: https://jujucharms.com/docs/stable/getting-started [apache bigtop bundles]: https://jujucharms.com/u/bigdata-charmers/#bundles -[juju-quickstart]: https://launchpad.net/juju-quickstart [Configuring Models]: https://jujucharms.com/docs/stable/models-config @@ -79,25 +73,16 @@ application is functioning as expected. Run the action as follows: juju run-action namenode/0 smoke-test -> **Note**: The above assumes Juju 2.0 or greater. If using an earlier version -of Juju, the syntax is `juju action do namenode/0 smoke-test`. - Watch the progress of the smoke test actions with: watch -n 2 juju show-action-status -> **Note**: The above assumes Juju 2.0 or greater. If using an earlier version -of Juju, the syntax is `juju action status`. - Eventually, the action should settle to `status: completed`. If it reports `status: failed`, the application is not working as expected. Get more information about a specific smoke test with: juju show-action-output <action-id> -> **Note**: The above assumes Juju 2.0 or greater. If using an earlier version -of Juju, the syntax is `juju action fetch <action-id>`. - ## Utilities This charm includes Hadoop command line and web utilities that can be used to verify information about the cluster. @@ -117,6 +102,18 @@ The web interface will be available at the following URL: http://NAMENODE_PUBLIC_IP:50070 +# Issues + +Apache Bigtop tracks issues using JIRA (Apache account required). File an +issue for this charm at: + +https://issues.apache.org/jira/secure/CreateIssue!default.jspa + +Ensure `Bigtop` is selected as the project. Typically, charm issues are filed +in the `deployment` component with the latest stable release selected as the +affected version. Any uncertain fields may be left blank. + + # Contact Information - <bigdata@lists.ubuntu.com> @@ -127,6 +124,6 @@ The web interface will be available at the following URL: - [Apache Bigtop home page](http://bigtop.apache.org/) - [Apache Bigtop issue tracking](http://bigtop.apache.org/issue-tracking.html) - [Apache Bigtop mailing lists](http://bigtop.apache.org/mail-lists.html) -- [Juju Bigtop charms](https://jujucharms.com/q/apache/bigtop) +- [Juju Big Data](https://jujucharms.com/big-data) +- [Juju Bigtop charms](https://jujucharms.com/q/bigtop) - [Juju mailing list](https://lists.ubuntu.com/mailman/listinfo/juju) -- [Juju community](https://jujucharms.com/community) |