On Sat, Apr 27, 2013 at 5:31 PM, < summer-coding-request at lists.fedoraproject.org> wrote: > Send summer-coding mailing list submissions to > summer-coding at lists.fedoraproject.org > > To subscribe or unsubscribe via the World Wide Web, visit > https://admin.fedoraproject.org/mailman/listinfo/summer-coding > or, via email, send a message with subject or body 'help' to > summer-coding-request at lists.fedoraproject.org > > You can reach the person managing the list at > summer-coding-owner at lists.fedoraproject.org > > When replying, please edit your Subject line so it is more specific > than "Re: Contents of summer-coding digest..." > > > Today's Topics: > > 1. Recommendation letter inquiry (Sarup Banskota) > 2. Fwd: [GSoC] Implement a Cassandra/NoSQL Connector or > Translator for GlusterFS (Jilin Xpd) > 3. Student Application Submission - Updates (Buddhike Kurera) > > > ---------------------------------------------------------------------- > > Message: 1 > Date: Fri, 26 Apr 2013 20:08:06 +0530 > From: Sarup Banskota <sbanskota08 at gmail.com> > To: Buddhike Kurera <bckurera at fedoraproject.org> > Cc: summer-coding at lists.fedoraproject.org, Emily Dirsh > <edirsh at redhat.com> > Subject: Recommendation letter inquiry > Message-ID: > < > CABfbgvv7M5fi6pJ1aCJb4iotz9xvDX4GWePCRvGv6h-1yWD8Uw at mail.gmail.com> > Content-Type: text/plain; charset="iso-8859-1" > > Hi Buddhike, > > I had a word with one of my professors regarding the recommendation letter. > According to my University rules, any recommendation letters should be > uploaded/emailed directly by the professor to the concerned people. I also > believe this system is fair, because students wouldn't have to play around > with the letter once it is sent to them by the profs. :) > > So it might so happen that I will forward him your email ID, and my > recommendation letter might land to your email through him. Is that ok? Of > course, I will make sure he makes it clear it is meant for me. > > Thank you, > Sarup Banskota > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: < > http://lists.fedoraproject.org/pipermail/summer-coding/attachments/20130426/f3855628/attachment-0001.html > > > > ------------------------------ > > Message: 2 > Date: Sat, 27 Apr 2013 09:48:33 +0800 > From: Jilin Xpd <jilinxpd at gmail.com> > To: devel at lists.fedoraproject.org, > summer-coding at lists.fedoraproject.org > Subject: Fwd: [GSoC] Implement a Cassandra/NoSQL Connector or > Translator for GlusterFS > Message-ID: > <CAJ46KbXPmT= > go9c0P2LLfDmjgy0gKw+nsxP+FVqkpnHAH8nTmQ at mail.gmail.com> > Content-Type: text/plain; charset="iso-8859-1" > > Hi, all, > > I'm applying for the GSOC project "*Implement a Cassandra/NoSQL Connector > or Translator for GlusterFS*". > Since I have completed my GSOC proposal, I would like to post it here, any > sugggestions will be welcome. > > > Here is my application in fedora project wiki: > https://fedoraproject.org/wiki/GSOC_2013/Student_Application_Jilinxpd > > Here is my application with *proposal *in google-melange: > > https://google-melange.appspot.com/gsoc/proposal/review/google/gsoc2013/jilinxpd/18001 > > > > Best regards, > Peidong > > > > > > ---------- Forwarded message ---------- > From: Jilin Xpd <jilinxpd at gmail.com> > Date: 2013/4/25 > Subject: Fwd: [GSoC] Implement a Cassandra/NoSQL Connector or Translator > for GlusterFS > To: avati at redhat.com, Anand Babu Periasamy <abperiasamy at gmail.com>, > johnmark at redhat.com > Cc: Buddhike Kurera <bckurera at fedoraproject.org> > > > Dear mentors, > > I'm Peidong, the guy applying for the GSOC project "*Implement a > Cassandra/NoSQL Connector or Translator for GlusterFS*". > I have finished my proposal, I hope you can help review it, thanks very > much! > > Here is my application in fedora project wiki: > https://fedoraproject.org/wiki/GSOC_2013/Student_Application_Jilinxpd > > Here is my application with *proposal *in google-melange: > > https://google-melange.appspot.com/gsoc/proposal/review/google/gsoc2013/jilinxpd/18001 > > Hi Peidong, I think one of the header still says "GSoC 2012", so you might want to change it to GSoC 2013. :) I've noticed that you have fixed that in the wiki. Good luck. > Best Regards, > Peidong > > > > > ---------- Forwarded message ---------- > From: Jilin Xpd <jilinxpd at gmail.com> > Date: 2013/4/23 > Subject: Fwd: [GSoC] Implement a Cassandra/NoSQL Connector or Translator > for GlusterFS > To: avati at redhat.com, abperiasamy at gmail.com, johnmark at redhat.com > Cc: Buddhike Kurera <bckurera at fedoraproject.org> > > > Dear mentors, > > I'm a student willing to apply for the GSOC project "*Implement a > Cassandra/ > NoSQL Connector or Translator for GlusterFS*". > I have contacted with Mr Walker before, he hasn't reply yet. > As I'm now writing my proposal, I have some questions about this project. > Would you kindly help me solving my questions? Thanks very much! > > My questions is as follows: > > (1) As I understand it, the project is to write a storage translator for > GlusterFS, so that GlusterFS can use Cassandra as its backend storage. > One of the benefits is that legacy applications which are incompatible with > NoSQL can now store key-value pairs into Cassandra indirectly. > Am I right? > > (2) Since the users will only store key-value pairs as a file into our > system, they may not use directory, file attribute and extended file > attribute, do we need to provide fops to support these features? > If we do, then as for the directory, I find it not very difficult to > support it, since directory can map to the super column and column family > in Cassandra. > > That's all my questions. Thanks for your time! > > I'm still designing and writing my proposal, I will post to your all as > soon as I finish. > > Best regards, > Peidong > > > > > ---------- Forwarded message ---------- > From: Jilin Xpd <jilinxpd at gmail.com> > Date: 2013/4/22 > Subject: [GSoC] Implement a Cassandra/NoSQL Connector or Translator for > GlusterFS > To: johnmark at redhat.com > > > Hi, Mr Walker, > > I'm Peidong Xie, a third year master student from Institute of Software, > Chinese Academy of Sciences. > > Sorry to communicate with you so late, I want to express my interest in the > idea "*Implement a Cassandra/NoSQL Connector or Translator for GlusterFS* > ". > > I have read the documents in the GlusterFS website, from where I got the > knowledge of GlusterFS architecture and the way of writing translators. > Also, I roughly read the code of posix translator and bdb translator, and > figured out the skeleton of a storage translator. > > I noticed that GlusterFS had bdb as one of its storage backends, but it's > obsoleted. To implement a Cassandra translator for Glusterfs, I think the > bdb translator is a good reference. > Cassandra doesn't provide native interface for C, there is a C++ client ( > libQtCassandra) which involves 3rd party libraries, so I think it's better > to use raw Thrift API in Glusterfs. > > I have participated in some projects, most of my work is related with file > system: > > (1) In 2011, I together with another student, developed a shared fs based > on FUSE, it's used to store libvirt checkpoint file and image file, then > multiple VMs could read/write a checkpoint or image simultaneously. The > key idea is parting the whole file into small blocks and cache them in > memory, so that VMs could share the file blocks. COW is used to make sure a > VM's write won't influence others. > > (2) During last year's GSoC, I made the smbfs(CIFS client) in > illumossupport > mmap. Firstly, I implemented mmap with block i/o, the main work it to > implement the VFS interfaces, such as smbfs_mmap, smbfs_getpage, > smbfsputpage. Secondly, I add page cache support to file i/o, mainly > modified smbfs_read, smbfs_write. With mmap, smbfs could cache file in > memory and reduce the i/o request over the wire, so the efficiency of i/o > increases. > > (3) In last year, I spent some time porting ecryptfs-utils to > RedFlagLinux, making it work with > ecryptfs, to support encrypted home directory. > > Currently, I concentrate on the storage issues in big data. I have done > study on some distributed systems such as hdfs, hbase, mongodb, cassandra, > and storage engines such as bdb and leveldb. > > I hope my project experience and background knowledge could help in > "Implement a Cassandra/NoSQL Connector or Translator for GlusterFS ". > I haven't finished my proposal yet, I will finish it in one or two days. > > > Best regards, > Peidong > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: < > http://lists.fedoraproject.org/pipermail/summer-coding/attachments/20130427/4c65bc6d/attachment-0001.html > > > > ------------------------------ > > Message: 3 > Date: Sat, 27 Apr 2013 10:45:12 +0530 > From: Buddhike Kurera <bckurera at fedoraproject.org> > To: "summer-coding at lists.fedoraproject.org" > <summer-coding at lists.fedoraproject.org> > Subject: Student Application Submission - Updates > Message-ID: > <CAMkiuSudKVxbQvOvM5AZRfKhz= > wtZ0t_y2zSgf7b0jb_gDhhdQ at mail.gmail.com> > Content-Type: text/plain; charset="utf-8" > > Hi > > At the moment we have received following student applications, covering > Fedora student application guideline, > > https://fedoraproject.org/wiki/GSOC_2013/Student_Application_Sarupbanskota > https://fedoraproject.org/wiki/GSOC_2013/Student_Application_Bttalic > > We have asked more info from some students who posted incomplete > applications. > > Please complete the application process asap and let us know. > > -- > Regards, > Buddhike Chandradeepa Kurera (bckurera) > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: < > http://lists.fedoraproject.org/pipermail/summer-coding/attachments/20130427/2613c182/attachment-0001.html > > > > ------------------------------ > > _______________________________________________ > summer-coding mailing list > summer-coding at lists.fedoraproject.org > https://admin.fedoraproject.org/mailman/listinfo/summer-coding > > End of summer-coding Digest, Vol 19, Issue 18 > ********************************************* > -------------- next part -------------- An HTML attachment was scrubbed... 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