Have a look at *namenode audit logs* after you delete the table which can
tell whether requests reached HDFS or not.


Looks like you are using *"hdp 3.1.4.0-315"* which might not completely *Apache
Hadoop*..SO, as it's vendor specific  , you can ask vendor forum also..



On Thu, Feb 11, 2021 at 4:45 PM Venkatesulu Guntakindapalli
<venkatesul...@media.net.invalid> wrote:

> Hi,
>
> can you check whether snapshots had taken on hbase table in the past,
>
> On Thu, Feb 11, 2021 at 4:14 PM Ayush Saxena <ayush...@gmail.com> wrote:
>
>> Not sure how hbase or pheonix handle stuff, but do you see the
>> directory/file deleted in HDFS, can check if the file you are deleting is
>> getting deleted, i.e It exists before and once you execute your stuff it
>> isn’t there,
>>
>> Are HDFS Snapshots enabled? Not on the directory but any of its parent
>> also? You can do lsSnapshottableDir, from a super user and check, or some
>> better way, may be Namenode UI used to show....
>>
>> Is trash enabled?
>>
>> Can you get the Audit log entry for the file you deleted.
>>
>> If still things are perfect can you get the blocks and DN locations of
>> the file before deleting, FSCK should help here, and check using the block
>> ids using FSCK. If the blocks persist.
>>
>>
>> -Ayush
>>
>> On 11-Feb-2021, at 12:14 PM, satya prakash gaurav <satycs...@gmail.com>
>> wrote:
>>
>> 
>> Hi Team,
>> Can anyone please help on this issue?
>>
>> Regards,
>> Satya
>>
>> On Wed, Feb 3, 2021 at 7:27 AM satya prakash gaurav <satycs...@gmail.com>
>> wrote:
>>
>>> Hi Team,
>>>
>>> I have raised a jira HDFS-15812
>>> We are using the hdp 3.1.4.0-315 and hbase 2.0.2.3.1.4.0-315.
>>>
>>> We are deleting the data with normal hbase delete command and even with
>>> api using phoenix. The count is reducing on phoenix and hbase but the
>>> Hdfs size of the hbase directory is not reducing even I ran the major
>>> compaction.
>>>
>>> Regards,
>>> Satya
>>>
>>>
>>>
>>
>> --
>> --
>> Regards,
>> S.P.Gaurav
>>
>>
>
> --
> Thanks & Regards,
>
> Venkatesh
> SRE, Media.net (Data Platform)
> Flock Id- venkatesul...@media.net
> Contact - 9949522101
>
>

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--Brahma Reddy Battula

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