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From Kien Truong <duckientru...@gmail.com>
Subject Re: Delete save point when using incremental checkpoint
Date Wed, 11 Oct 2017 10:33:15 GMT
Thanks Stephan. That's exactly what I was asking about.

Best regards,
Kien

On Oct 11, 2017, 16:59, at 16:59, Stephan Ewen <sewen@apache.org> wrote:
>Kien,
>
>I think what you are asking is: Do incremental checkpoints refer to
>chunks
>of state in a previous savepoint. Meaning that if the savepoint is
>deleted,
>will the checkpoint be missing some chunks.
>
>The answer is: No, savepoints are always full snapshots and incremental
>checkpoints do not reference and savepoint state chunks.
>
>Stephan
>
>
>On Wed, Oct 11, 2017 at 10:54 AM, Chesnay Schepler <chesnay@apache.org>
>wrote:
>
>> Hi,
>>
>> There is an important distinction between checkpoints (triggered by
>Flink,
>> may be incremental) and savepoints (manually triggered, always
>> self-contained).
>>
>> Your question is unfortunately mixing both terms, please expand which
>> you're referring to.
>>
>> Regards,
>> Chesnay
>>
>>
>> On 11.10.2017 10:31, Kien Truong wrote:
>>
>>> Hi,
>>>
>>> When using increment checkpoint mode, can I delete the save point
>that
>>> the job recovered from after sometime ? Or do I have to keep that
>>> checkpoint forever because it's a part of the snapshot chain ?
>>>
>>> Best regards,
>>> Kien
>>>
>>
>>
>>

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