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From William Slacum <wilhelm.von.cl...@accumulo.net>
Subject Re: Forgot SECRET, how to delete zookeeper nodes?
Date Mon, 14 Jul 2014 03:57:21 GMT
If the zookeeper data is gone, your best bet is try and identify which
directories under /accumulo/tables points to which tables you had. You can
then bulk import the files into a new instance's tables.


On Sun, Jul 13, 2014 at 11:54 PM, Vicky Kak <vicky.kak@gmail.com> wrote:

> I am not sure if the tables could be recovered seamlessly, the tables are
> stored in undelying hdfs.
> I was thinking of using
> http://accumulo.apache.org/1.6/examples/bulkIngest.html to recover the
> tables, the better would be if we could update the zookeeper data pointing
> to the existing hdfs table data.
> I don't have more information about it as of now, we need someone else to
> help us here.
>
>
> On Mon, Jul 14, 2014 at 9:06 AM, Jianshi Huang <jianshi.huang@gmail.com>
> wrote:
>
>> It's too deleted... so the only option I have is to delete the zookeeper
>> nodes and reinitialize accumulo.
>>
>> You're right, I deleted the zk nodes and now Accumulo complains nonode
>> error.
>>
>> Can I recover the tables for a new instance?
>>
>> Jianshi
>>
>>
>> On Mon, Jul 14, 2014 at 11:28 AM, Vicky Kak <vicky.kak@gmail.com> wrote:
>>
>>> Can't you get the secret from the corresponding accumulo-site.xml or
>>> this is too deleted?
>>>
>>> Deletion from the zookeeper should be done using the rmr /accumulo
>>> command, you will have to use zkCli.sh to use zookeeper client. I have been
>>> doing this sometime back, have not used it recently.
>>> I would not recommend to delete the information in zookeeper unless
>>> there is not other option, you may loose the data IMO.
>>>
>>>
>>>
>>> On Mon, Jul 14, 2014 at 8:40 AM, Jianshi Huang <jianshi.huang@gmail.com>
>>> wrote:
>>>
>>>> Clusters got updated and user home files lost... I tried to reinstall
>>>> accumulo but I forgot the secret I put before.
>>>>
>>>> So how can I delete /accumulo in Zookeeper?
>>>>
>>>> Or is there a way to rename instance_id?
>>>>
>>>> --
>>>> Jianshi Huang
>>>>
>>>> LinkedIn: jianshi
>>>> Twitter: @jshuang
>>>> Github & Blog: http://huangjs.github.com/
>>>>
>>>
>>>
>>
>>
>> --
>> Jianshi Huang
>>
>> LinkedIn: jianshi
>> Twitter: @jshuang
>> Github & Blog: http://huangjs.github.com/
>>
>
>

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