Wouldn't modifying HDFS in any way mean forking the project? Wouldn't that have problems in the long run?
On Wed, Jul 17, 2013 at 12:04 AM, Sreejith Ramakrishnan < [email protected]> wrote: > Hey, > > I have an idea to tackle this Jira. I've read the dapper paper and > currently examining the work done in thrift. Shall I make a detailed post > here? > > I'm part of the ICFOSS Joint Mentoring Programme. So if someone can please > be my mentor, I'll be happy to work with you :) > > [1] http://community.apache.org/mentoringprogramme-icfoss-pilot.html > > Thank you, > Sreejith R > > > On Tue, Jul 16, 2013 at 8:46 AM, German Gutierrez <[email protected] > > wrote: > >> On Jul 12, 2013 8:53 PM, "Keith Turner" <[email protected]> wrote: >> > >> > On Thu, Jul 11, 2013 at 11:47 AM, Ajay Bhat <[email protected]> >> wrote: >> > >> > > Thanks Keith. I am looking into it now. >> > > >> > > Accumulo has done Dapper design based tracing and called it >> Cloudtrace. >> I >> > > am not aware of the ins and outs of this and would like to know more >> > > indepth about it. Can anyone help out here? >> > > >> > >> > Cloudtrace is an implementation of the ideas mentioned in the Dapper >> paper. >> > Its only used by Accumulo at this point. The reason I mentioned the >> > HBase work is so you could asses the status of that work. You should >> > determine if any other work besides the HBase and Accumulo efforts >> exists. >> > >> > I can think of a few ways to tackle this problem. >> > >> > 1. Modify HDFS to use cloudtrace. Cloudtrace is currently implemented >> on >> > top of thrift, HDFS does not use thrift. >> > 2. Modify HDFS and Accumulo to use HBase tracing. >> > 3. Modify HDFS to support hooks for tracing. Make cloudtrace use these >> > hooks. >> > 4. Create completely new tracing system >> > >> > What are your thoughts on this project? What do you hope to accomplish? >> > What is your timeframe? >> > >> > >> > > I have checked out the HBase trunk also. >> > > >> > > Some additional info about ASF ICFOSS: The ASF-ICFOSS Programme [ >> > > http://icfoss.org/mentor.html] was conducted by Luciano Resende [ >> > > http://people.apache.org/~lresende] on June 21-23rd, 2013 and as >> part of >> > > the Programme, students are encouraged to take up an Apache JIRA as a >> > > project. >> > > >> > > >> > > On Thu, Jul 11, 2013 at 7:27 PM, Keith Turner <[email protected]> >> wrote: >> > > >> > > > Some HBase guys were also looking into doing something w/ tracing. >> I >> am >> > > > not sure what has been done, but it would be useful to look into >> that. I >> > > > linked HBASE-6449 to the Accumulo ticket. >> > > > >> > > > >> > > > On Wed, Jul 10, 2013 at 8:41 PM, Ajay Bhat <[email protected]> >> > > wrote: >> > > > >> > > > > Hi all, >> > > > > >> > > > > I had attended the ASF-ICFOSS workshop held in June. >> > > > > http://community.apache.org/mentoringprogramme-icfoss-pilot.html >> > > > > >> > > > > I'd like to take up this issue as a project. >> > > > > https://issues.apache.org/jira/browse/ACCUMULO-1197 >> > > > > Could someone in the community act as a mentor for this project? >> The >> > > > > process of selection is very similar to GSoC. >> > > > > >> > > > > I've checked out the source code and used Accumulo. I hope to have >> > > made a >> > > > > formal proposal by Saturday, July 13th. I'd be happy to get some >> advice >> > > > on >> > > > > how I could get started on it, and also any minor issues I could >> work >> > > on >> > > > in >> > > > > the interim. >> > > > > >> > > > > Regards, >> > > > > Ajay >> > > > > >> > > > >> > > >> > >
