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From Andrei Savu <savu.and...@gmail.com>
Subject Re: Whirr to restart a cluster
Date Fri, 30 Dec 2011 06:01:29 GMT
On Fri, Dec 30, 2011 at 5:42 AM, Akash Ashok <thehellmaker@gmail.com> wrote:

> :( :(
> Are these mostly scripting changes ? I am not well versed with the code
> base of Whirr. But If you could point me to the right place I could take
> this up for HBase. Should I file a JIRA ?
>

Yes - mostly scripting.

We are tracking progress in WHIRR-266:
https://issues.apache.org/jira/browse/WHIRR-266


>
> Cheers,
> Akash A
>
> On Thu, Dec 29, 2011 at 3:03 PM, Andrei Savu <savu.andrei@gmail.com>wrote:
>
>> We are working on this for 0.8.0. See:
>> https://issues.apache.org/jira/browse/WHIRR-421
>>
>> This feature is not yet available for HBase but it should be by the time
>> we make the release.
>>
>> Also check the following file:
>>
>> https://github.com/andreisavu/whirr/blob/trunk/services/hbase/src/main/resources/functions/configure_hbase.sh
>>
>> I think this code snippet is relevant for you:
>>
>> function start_hbase_daemon() {
>>
>>
>>
>>   if which dpkg &> /dev/null; then
>>
>>
>>
>>     AS_HADOOP="su -s /bin/bash - hadoop -c"
>>
>>
>>
>>   elif which rpm &> /dev/null; then
>>
>>
>>
>>     AS_HADOOP="/sbin/runuser -s /bin/bash - hadoop -c"
>>
>>
>>
>>   fi
>>
>>
>>
>>   $AS_HADOOP "$HBASE_HOME/bin/hbase-daemon.sh start $1"
>>
>>
>>
>> }
>>
>>
>>
>> *
>> *
>>
>> -- Andrei Savu / andreisavu.ro
>>
>>
>> On Thu, Dec 29, 2011 at 4:21 AM, Akash Ashok <thehellmaker@gmail.com>wrote:
>>
>>> Hi All,
>>> Is there any way i can restart hbase cluster using whirr ? Meaning to
>>> say I dnt wanna destroy and re-create the cluster but just to start and
>>> stop so that I dnt lose my data on that those instances..
>>>
>>> If I login to those instances and try to stop and start it says pid file
>>> is not found and hbase is not running. So I presume whirr starts and stop
>>> with specific config which are places at different locations ?
>>>
>>> Cheers
>>> Akash A;
>>>
>>
>>
>

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