> From: Till Rohrmann
> Sent: Tuesday, February 18, 2020 4:43 PM
> To: dev
> Subject: Re: Total recovery time estimation after checkpoint recovery
>
> Hi Jessica,
>
> did you receive my previous email with the explanation?
>
> Cheers,
>
Hi Till,
No, I have not received any emails regarding my question. Could you please
forward your response to me?
Thanks
From: Till Rohrmann
Sent: Tuesday, February 18, 2020 4:43 PM
To: dev
Subject: Re: Total recovery time estimation after checkpoint
Hi Jessica,
did you receive my previous email with the explanation?
Cheers,
Till
On Sat, Feb 15, 2020 at 11:45 PM Woods, Jessica Hui <
jessica.wo...@campus.tu-berlin.de> wrote:
> ??Hi,
>
> I am working with Apache Flink and am interested in knowing how one could
> estimate the total amount of t
??Hi,
I am working with Apache Flink and am interested in knowing how one could
estimate the total amount of time an application spends in recovery, including
the input stream "catch-up" after checkpoint recovery. What I am specifically
interested in is knowing the time needed for the recovery
Hi Jessica,
multiple factors affect the total recovery time. First of all, Flink needs
to detect that something went wrong. In the worst case this happens through
the missing heartbeat of a died machine. The default heartbeat value is
configured to 50s but one can tune it.
Next, Flink needs to ca
??Hi,
I am working with Flink at the moment and am interested in knowing how one
could estimate the Total Recovery Time for an application after checkpoint
recovery. What I am specifically interested in is knowing the time needed for
the recovery of the state + the catch-up phase (since the app
