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From Vicky Kak <vicky....@gmail.com>
Subject Re: Forgot SECRET, how to delete zookeeper nodes?
Date Mon, 14 Jul 2014 04:02:31 GMT
Here is the example about the import/export
http://accumulo.apache.org/1.6/examples/export.html


On Mon, Jul 14, 2014 at 9:27 AM, William Slacum <
wilhelm.von.cloud@accumulo.net> wrote:

> 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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