Agree. In fact, we need to also document how Slider scripts can be debugged during development.
If you do not mind can you open a JIRA at https://issues.apache.org/jira/browse/SLIDER describing the requirements of "debugging" during development time and post development. I will use that JIRA to drive the issue. -Sumit On Thu, Oct 30, 2014 at 2:40 PM, hsy...@gmail.com <hsy...@gmail.com> wrote: > Thanks Sumit, > > The only concern about script language is you don't know the compile error > until runtime. And in fact it's not arbitrary script it depends on the > library in slider for example > /python/resource_management/core/resources/system.py > > Best, > Siyuan > > On Thu, Oct 30, 2014 at 2:24 PM, Sumit Mohanty <sumit.moha...@gmail.com> > wrote: > > > Actually, you can debug it after deploying it once. This will require > > setting some YARN variables to ensure containers are not released even if > > the application fails. The agent logs report back the commands being > > invoked and the parameters used to invoke them. Let me try to write that > up > > on the wiki. *I will need a day or so.* > > > > The choice of python was mostly a reflection of going for scripting > > language that works on Windows and linux. As such it is possible to use > any > > scripting language as long as the agent code is modified to handle > various > > script types. Of course, today the only supported/tested one is python. > > > > On Thu, Oct 30, 2014 at 1:55 PM, hsy...@gmail.com <hsy...@gmail.com> > > wrote: > > > > > May I ask why do you choose python to write the command script. And is > > > there any other language? I find difficult to debug because each time > > if I > > > find an issue I have to change file package upload to hdfs, rerun and > I'm > > > not very familiar with python > > > > > > > > > Best > > > Siyuan > > > > > > > > > > > -- > > thanks > > Sumit > > > -- CONFIDENTIALITY NOTICE NOTICE: This message is intended for the use of the individual or entity to which it is addressed and may contain information that is confidential, privileged and exempt from disclosure under applicable law. If the reader of this message is not the intended recipient, you are hereby notified that any printing, copying, dissemination, distribution, disclosure or forwarding of this communication is strictly prohibited. If you have received this communication in error, please contact the sender immediately and delete it from your system. Thank You.
