___
From: Yang Wang mailto:danrtsey...@gmail.com>>
Sent: Wednesday, September 2, 2020 8:21:20 PM
To: Alexey Trenikhun mailto:yen...@msn.com>>
Cc: dev mailto:d...@flink.apache.org>>; Flink User Mail
List mailto:user@flink.apache.org>>
Subject: Re: FileSystemHaServic
-
> *From:* Yang Wang
> *Sent:* Wednesday, September 2, 2020 8:21:20 PM
> *To:* Alexey Trenikhun
> *Cc:* dev ; Flink User Mail List <
> user@flink.apache.org>
> *Subject:* Re: FileSystemHaServices and BlobStore
>
> Hi Alexey,
>
> Thanks for the feedback.
AM
> *To:* Khachatryan Roman
> mailto:khachatryan.ro...@gmail.com>>
> *Cc:* Flink User Mail List
> mailto:user@flink.apache.org>>
> *Subject:* Re: FileSystemHaServices and BlobStore
>
> Motivation is to have k8s HA setup without extra component - Zookeeper,
> see [1
>
> Thanks,
> Alexey
>
> --
> *From:* Yang Wang
> *Sent:* Tuesday, September 1, 2020 1:58 AM
> *To:* dev
> *Cc:* Alexey Trenikhun ; Flink User Mail List <
> user@flink.apache.org>
> *Subject:* Re: FileSystemHaServices and BlobStore
>
>
from failure even
VoidBlobStore. I also use StatefulSet instead of Deployment
Thanks,
Alexey
From: Yang Wang
Sent: Tuesday, September 1, 2020 1:58 AM
To: dev
Cc: Alexey Trenikhun ; Flink User Mail List
Subject: Re: FileSystemHaServices and BlobStore
Hi Alexey,
Gl
able to recover from both JM restart and
> > TM restart. Any idea in what use cases HA Blob is needed?
> >
> > Thanks,
> > Alexey
> > --
> > *From:* Alexey Trenikhun
> > *Sent:* Friday, August 28, 2020 11:31 AM
> > *T
gt; Thanks,
> Alexey
> --
> *From:* Alexey Trenikhun
> *Sent:* Friday, August 28, 2020 11:31 AM
> *To:* Khachatryan Roman
> *Cc:* Flink User Mail List
> *Subject:* Re: FileSystemHaServices and BlobStore
>
> Motivation is to have k8s HA setup without extra component - Zookeep
, August 28, 2020 11:31 AM
To: Khachatryan Roman
Cc: Flink User Mail List
Subject: Re: FileSystemHaServices and BlobStore
Motivation is to have k8s HA setup without extra component - Zookeeper, see [1]
Purpose of BlobStore is vague to me, what kind of BLOBs are stored? Looks like
if we start job from
,
Alexey
[1]. https://issues.apache.org/jira/browse/FLINK-17598
From: Khachatryan Roman
Sent: Friday, August 28, 2020 9:24 AM
To: Alexey Trenikhun
Cc: Flink User Mail List
Subject: Re: FileSystemHaServices and BlobStore
Hello Alexey,
I think you need
Hello Alexey,
I think you need FileSystemBlobStore as you are implementing HA Services,
and BLOBs should be highly available too.
However, I'm a bit concerned about the direction in general: it essentially
means re-implementing ZK functionality on top of FS.
What are the motivation and the use cas
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