Hello Vinay, Yes, you are not subscribed yet, your mail has not reached the mailing list. https://lists.apache.org/thread/xd0yy0dgf22lxdb4wysc3k0coyhc3wnx
> I sent an email to Subscribe, but i didn't get any response. Please check All emails or Spam folder. I tried the same and got a response mail with the title "confirm subscribe to hdfs-dev@hadoop.apache.org". Thanks and Regards, Aditya Sharma On Mon, Oct 17, 2022 at 6:47 PM Vinay Kv <vinay.kv...@gmail.com> wrote: > Hi Aditya, > Thanks a lot for the reply. > I sent an email to Subscribe, but i didn't get any response. > > I went through the contribution guide and successfully set up the hadoop > project on my local IDE. > > I went through the way to create a build, submit patches, and how to > release to understand the release flow. > > @hdfs-dev@hadoop.apache.org <hdfs-dev@hadoop.apache.org> > > One thing I am struggling to understand is how we test the code in terms > of functionality? > How to contribute documents talks about existing unit test cases that have > to pass, and new test cases we will create if we are adding new > functionality. > My understanding from this is we have to do a functionality test, the only > way is to create a build and then test it. We cannot run the code without > creating a build. > > What is the best way to understand the code flow of HDFS? > I usually trigger a functionality, and debug the code to understand the > flow. Is there a way to debug a code to understand the flow and understand > the fixes. > Or is there any other way to understand the code flow? > Unit tests utilise mini HDFS clusters, can we use it to understand the > flow? > > For example: > if I have to understand the Namenode edit log functionality. I started > with the NameNode class, went through the Java doc, realised a few more > classes it is using and I am going through them. > But this approach is 1. taking time 2. i might be wrong in understanding > the doc OR doc might not have updated! > > Sorry if I have asked any lame questions. And Thank you in Advance for > your replies, time and patience. > > Thanks, > Vinay > > On Thu, 13 Oct 2022 at 11:42, Aditya Sharma <adityasha...@apache.org> > wrote: > >> Hello Vinay, >> >> Welcome to the Apache ecosystem! Glad to know that you want to contribute >> to Apache Hadoop HDFS. >> >> As I am not part of the Apache Hadoop community, I may not be able to >> help you with the technical aspect, but I would definitely be able to guide >> you on how you could get the help you need. >> >> Here are some of the documents that may help you contribute: >> >> Hadoop Contributor Guide >> https://cwiki.apache.org/confluence/x/FCFPBQ >> >> How to Contribute to Apache Hadoop >> https://cwiki.apache.org/confluence/x/iwQwB >> >> Here are the open issues, you could pick from: >> >> https://issues.apache.org/jira/browse/HDFS-16799?jql=project%20%3D%20HDFS%20AND%20status%20%3D%20Open%20AND%20resolution%20%3D%20Unresolved%20ORDER%20BY%20priority%20DESC%2C%20updated%20DESC >> >> Mailing list is a primary forum for communication, so if you’d like to >> contribute to HDFS please do subscribe to the HDFS developer mailing list. >> The HDFS developer mailing list is: hdfs-dev@hadoop.apache.org. >> How to subscribe? >> 1. Send an empty mail (Subject: Subscribe) to >> hdfs-dev-subscr...@hadoop.apache.org >> 2. You will receive a confirmation mail, just reply to confirm >> >> Feel free to ask your queries on the mailing list. >> >> I am looping in the HDFS developer mailing list, so that anyone from the >> community could come forward and help you. >> >> HTH >> >> Thanks and Regards, >> Aditya Sharma >> >> >> On Wed, Oct 12, 2022 at 3:42 PM Vinay Kv <vinay.kv...@gmail.com> wrote: >> >>> Hi Aditya/Priya, >>> I am Vinay, I have around 9 years of experience in software development. >>> >>> I am looking to understand the code of HDFS so that I can contribute in >>> the future. >>> >>> I am reaching out to you guys to see if there is any head start I can >>> use, in terms of where to start and how to approach. >>> >>> Any starting point or any document to start will help a lot for me to >>> pick up. >>> >>> Thanks in advance for your help. >>> >>> PS: >>> Got your contact when I was going through the confluence of Hadoop >>> >>> -- >>> Regards, >>> Vinay >>> >>> >>> >> > > -- > Regards, > Vinay.K.V > > >
