> On Oct. 20, 2014, 9:02 p.m., kturner wrote:
> > minicluster/src/main/java/org/apache/accumulo/minicluster/impl/MiniAccumuloClusterImpl.java,
> >  line 471
> > <https://reviews.apache.org/r/23397/diff/7/?file=726322#file726322line471>
> >
> >     In the IT I wrote, this code is causing problems.  The following 
> > situation is occuring.
> >     
> >      * Create MAC to connection to Accumulo instance 1
> >      * Stop ZK1 for Accumulo instance 1
> >      * Create MAC to connection to Accumulo instance 2 (Accumulo instance 2 
> > uses ZK2)
> >     
> >     I think the code gets stuck trying to connect to ZK1, when trying to 
> > connection to Accumulo instance 2
> 
> John Vines wrote:
>     So you're expecting this to work with a new zookeeper? Standard Accumulo 
> doesn't work with a new ZK instance, why would you expect the MAC equivalent 
> to?

Its just what my IT did.  Although I think it makes sense to fix this (could be 
a follow on issue).  Unless this is fixed, this new functionality can only be 
used to run one Accumulo instance per Java process(or classloader).  It may 
also cache instance name??? not sure.   It would be nice to use this 
functionallity to run existing Accumulo instance A and then run existing 
Accumulo instance B from the same process.


- kturner


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On Oct. 20, 2014, 8:09 p.m., John Vines wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/23397/
> -----------------------------------------------------------
> 
> (Updated Oct. 20, 2014, 8:09 p.m.)
> 
> 
> Review request for accumulo.
> 
> 
> Bugs: ACCUMULO-2984
>     https://issues.apache.org/jira/browse/ACCUMULO-2984
> 
> 
> Repository: accumulo
> 
> 
> Description
> -------
> 
> Adds a change to SiteConfiguration to allow external setting of the xml 
> configuration file.
> Adds a single method to MiniAccumuloConfig which allows a user to point to 
> accumulo-site.xml and HADOOP_CONF_DIR to use for pulling out requisite 
> instance information
> Clusters configurations into those required to run inside a MAC-sized 
> footprint and those which are for arbitrary naming schemes for MAC
> Provides flagging to prevent uneccessary folder creation
> Provides flagging to prevent running zookeeper and initializing
> 
> 
> Diffs
> -----
> 
>   core/src/main/java/org/apache/accumulo/core/conf/SiteConfiguration.java 
> 9b65e7d 
>   
> minicluster/src/main/java/org/apache/accumulo/minicluster/MiniAccumuloConfig.java
>  be80f85 
>   
> minicluster/src/main/java/org/apache/accumulo/minicluster/impl/MiniAccumuloClusterImpl.java
>  5d8501e 
>   
> minicluster/src/main/java/org/apache/accumulo/minicluster/impl/MiniAccumuloConfigImpl.java
>  e9ad045 
>   
> server/base/src/main/java/org/apache/accumulo/server/util/AccumuloStatus.java 
> PRE-CREATION 
> 
> Diff: https://reviews.apache.org/r/23397/diff/
> 
> 
> Testing
> -------
> 
> Ran the following test code-
> public class TestMACWithRealInstance {
>   public static void main(String args[]) throws IOException, 
> AccumuloException, AccumuloSecurityException, TableExistsException, 
> InterruptedException {
>     MiniAccumuloConfig macConfig = new MiniAccumuloConfig(new 
> File("/tmp/mac"), "secret");
>     macConfig.setNumTservers(2);
>     macConfig.setMemory(ServerType.TABLET_SERVER, 2, MemoryUnit.GIGABYTE);
>     macConfig.useExistingInstance(new 
> File("/usr/lib/accumulo/conf/accumulo-site.xml"), new 
> File("/usr/lib/hadoop/conf"));
>     MiniAccumuloCluster mac = new MiniAccumuloCluster(macConfig);
>     mac.start();
>     System.out.println("Started");
>     mac.getConnector("root", "secret").tableOperations().create("macCreated");
>     System.out.println("Stopping");
>     mac.stop();
>     System.out.println("Stopped");
>   }
> }
> Which runs fine, except stopping issues which seem to be related to 
> ACCUMULO-2985
> 
> After running this, I validated that the table was created in the real 
> accumulo instance via zkCli
> 
> 
> Thanks,
> 
> John Vines
> 
>

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