Moon,

For the love of God, I have been requesting to be deleted from this mailing 
list for over a year now. PLEASE get me off this list.

-Steven

From: moon soo Lee <leemoon...@gmail.com>
Reply-To: "users@zeppelin.apache.org" <users@zeppelin.apache.org>
Date: Thursday, July 5, 2018 at 5:08 AM
To: "users@zeppelin.apache.org" <users@zeppelin.apache.org>
Subject: [EXTERNAL] Re: Zeppelin starting time - tied to the load of notebooks 
loading

I also prefer approach 1 more.
https://issues.apache.org/jira/browse/ZEPPELIN-2619 is a related issue.

Thanks,
moon

On Thu, Jul 5, 2018 at 9:40 AM Jeff Zhang 
<zjf...@gmail.com<mailto:zjf...@gmail.com>> wrote:
This is a known issue. I also thought about it for a while.  Actually, starting 
zeppelin don't need to load all notes, just loading the metadata (note name) is 
enough. However, the note metadata is stored in note file if you using 
filesystem to store notes. So whatever, you have to read the note.json for the 
metadata. I have 2 approaches in my mind for this issue.

1.  Use the note name as the note file name instead of using note.json for all 
notes. This require changes in the notebookrepo, also cause effort and risk 
when user upgrade zeppelin.
2. Store the metadata in another place. So user can just read the metadata when 
restarting zeppelin. But in this case we have to make sure the consistency 
between the notebookrepp and metadata store.

Personally I prefer using approach 1 as long term solution. Welcome any 
comments.



Mohit Jaggi <mohitja...@gmail.com<mailto:mohitja...@gmail.com>>于2018年7月5日周四 
上午6:32写道:
I have noticed it too and it is annoying. However, asynchronous loading might 
not be the solution you want. I want to choose the notebook to open from the 
list Z shows me. So I am blocked on it anyway. I think that the loading is 
asynchronous anyway because several times I have seen that I have to keep 
reloading my page until my notebook list appears.

What we need is for Z to load the metadata for notebooks (like names etc) 
quickly. Optimizing that code might help.

> On Jul 4, 2018, at 2:56 PM, Jhon Anderson Cardenas Diaz 
> <jhonderson2...@gmail.com<mailto:jhonderson2...@gmail.com>> wrote:
>
> Hi!.
>
> Right now the Zeppelin starting time depends directly on the time it takes to 
> load the notebooks from the repository. If the user has a lot of notebooks 
> (ex more than 1000), the starting time starts to be too long.
>
> Is there some plan to re implement this notebooks loading so that it is done 
> asynchronously?. Or this is not a problem for zeppelin users.
>
> Thanks.

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