How to support multiple notebooks in Zeppelin

2015-12-30 Thread Dafeng Wang
Hi All, I had tried with Zeppelin today, it works perfectly in stand-alone mode, my questions now are: 1. Capacity limitation of Zeppelin-Server, in other words, how many notebook instance one server can support 2. If we want to scale out Zepplein-server, is that possible? If so, t

RE: How to support multiple notebooks in Zeppelin

2015-12-30 Thread Dafeng Wang
it's been loaded. So number of notebooks supported by instance will be limited by the memory on the system. Scale out Zeppelin-Server you mean scale out the server that serves REST API, Websocket connection? Thanks, moon On Wed, Dec 30, 2015 at 1:57 AM Dafeng Wang mailto:dafe...@microsof

RE: How to support multiple notebooks in Zeppelin

2015-12-30 Thread Dafeng Wang
will able to scale out for many users. Will this fits for your use case? Let me know if you have different idea. Thanks, moon On Wed, Dec 30, 2015 at 5:37 PM Dafeng Wang mailto:dafe...@microsoft.com>> wrote: Hi Moon, Thanks for your quick response. 1. For first question, got

OOM error when run all paragraphs

2016-02-24 Thread Dafeng Wang
Hi, Today when I try to run the zeppelin with a complicated notebook, if I run them one by one, it works well, however, when I click on running all paragraphs, it will throw OOM errors in a short time, I set zeppelin’s interpreter’s memory as 6G. any idea? Regards, Dafeng

RE: OOM error when run all paragraphs

2016-02-24 Thread Dafeng Wang
It turns out zeppelin server itself oom since it cache too many results, are there any methods/work arounds/fixes to get this issue done? Regards, Dafeng From: Dafeng Wang [mailto:dafe...@microsoft.com] Sent: Thursday, February 25, 2016 10:31 AM To: users@zeppelin.incubator.apache.org Subject

RE: OOM error when run all paragraphs

2016-02-25 Thread Dafeng Wang
org Subject: Re: OOM error when run all paragraphs Hi Dafeng, Zeppelin keeps notebooks in memory. That may cause OOM when notebooks has a lot of contents (code + result) inside. Unfortunately, unless modify Zeppelin to not keep notebooks in memory, there're no good way to reduce memory usag

Bugs in Interpreter result display for table when result's length is a little bigger

2016-04-19 Thread Dafeng Wang
Hi All, Today I found out a bug when review Zeppelin's code: when table's result is bigger, sometimes the result can't show them all. Let's see code here Paragraph.controller.js, line 1116 1. We first set graph.height as _graph.height 2. Then in SetTable we set table's height is par

RE: Bugs in Interpreter result display for table when result's length is a little bigger

2016-04-19 Thread Dafeng Wang
To: users@zeppelin.incubator.apache.org Subject: Re: Bugs in Interpreter result display for table when result's length is a little bigger Hi Dafeng, Can you provide a small query example? Normally the Table has a scrollbar. On Wed, Apr 20, 2016 at 12:17 PM, Dafeng Wang mailto

RE: Bugs in Interpreter result display for table when result's length is a little bigger

2016-04-19 Thread Dafeng Wang
Typo, sorry, fix it as below è Have the number of databases greater than 9, not name. Regards, Dafeng From: Dafeng Wang Sent: Wednesday, April 20, 2016 1:02 AM To: users@zeppelin.incubator.apache.org Subject: RE: Bugs in Interpreter result display for table when result's length is a l