Hi all, Thanks for the answers. Omri
On Fri, Feb 6, 2015 at 7:21 PM, Prescott Nasser <[email protected]> wrote: > I had similar thoughts Rob - ill reach out to them to make sure we follow > appropriate guidelines. > > Ill report back when I have more > > Sent from my Windows Phone > ________________________________ > From: Rob Vesse<mailto:[email protected]> > Sent: 2/5/2015 10:13 AM > To: [email protected]<mailto:[email protected]> > Subject: Re: Lucene.net vs Lucene with IKVM > > Worth noting that you probably need to be careful about how you word any > campaign you launch. People participate at Apache as individuals (whether > on paid time or not) so you need to make sure that any campaign didn't > give the impression that you're allowing people to "pay to play" and get > favoured treatment in any sense > > I would recommend that you check with ASF brand management (either > [email protected] or [email protected] both of which are private lists/addresses) > to check they aren't going to have any problem with you doing this and get > guidance on what you can and can't say in any crowd funding proposal. > > Rob > > On 05/02/2015 09:37, "Itamar Syn-Hershko" <[email protected]> wrote: > > >Microsoft are actually using Lucene.NET in at least 3 projects, one of > >them > >contributed 2 people to help us get the tests green. > > > >That's all good input, thanks - but we did hijack a different thread :) > > > >Anyway, looks like I'll be headed the crowd-funding route, but its going > >to > >take a while to figure out. If any big sponsors step up before then - > >that'll be great. > > > >-- > > > >Itamar Syn-Hershko > >http://code972.com | @synhershko <https://twitter.com/synhershko> > >Freelance Developer & Consultant > >Lucene.NET committer and PMC member > > > >On Thu, Feb 5, 2015 at 7:30 PM, Alberto León <[email protected]> > wrote: > > > >> Perhaps you should to talk with Sebastien Ros who is hired by Microsoft > >>to > >> do Orchard CMS > >> > >> As I remember Orchard CMS uses Lucene .Net > >> > >> The current asp.net blogs are running on top of Orchard CMS > >> > >> > >> > >> 2015-02-05 18:23 GMT+01:00 Bogdan Litescu > >><[email protected]>: > >> > >> > Microsoft has own search engines to sell. > >> > > >> > We have a search engine built on top of Lucene for DNN. DNN is most > >> popular > >> > open source .NET CMS. It was actually a project started by Microsoft > >>and > >> > donated to the community more than 10 years ago. Same thing, Microsoft > >> > didn't really invest anything in DNN since then. They have Sharepoint > >>to > >> > push to their clients. > >> > > >> > > >> > On Fri, Feb 6, 2015 at 1:14 AM, Itamar Syn-Hershko > >><[email protected]> > >> > wrote: > >> > > >> > > I'm already in contact with them. Not as easy as you'd think... > >> > > > >> > > -- > >> > > > >> > > Itamar Syn-Hershko > >> > > http://code972.com | @synhershko <https://twitter.com/synhershko> > >> > > Freelance Developer & Consultant > >> > > Lucene.NET committer and PMC member > >> > > > >> > > On Thu, Feb 5, 2015 at 7:09 PM, Frank Yu <[email protected]> > >> wrote: > >> > > > >> > > > I am sure that Microsoft would like to see Lucene.NET version > >> running. > >> > > > Maybe they can sponsor the effort. Just a thought. > >> > > > > >> > > > Thanks, > >> > > > > >> > > > Frank Yu > >> > > > > >> > > > -----Original Message----- > >> > > > From: Elad Margalit [mailto:[email protected]] > >> > > > Sent: Thursday, February 05, 2015 6:34 AM > >> > > > To: [email protected] > >> > > > Cc: [email protected] > >> > > > Subject: Re: Lucene.net vs Lucene with IKVM > >> > > > > >> > > > Totally Agree with Syn-Hershko, > >> > > > > >> > > > Currently, I'm using the ikvm ported version, i can tell for sure, > >> > there > >> > > > is at least 20% penalty in performance. > >> > > > > >> > > > when you're using the ivkm version, the JIT avoid many > >>optimizations, > >> > in > >> > > > the future, we'll be able to do much more optimizations - > >> async/await, > >> > > SIMD > >> > > > instructions when RyuJIT is out in few month, bcl collections, > >> > stackalloc > >> > > > for small inline arrays and many other stuff. > >> > > > we'll also be able to monitor the critical performance paths in > >>tools > >> > > such > >> > > > as ants profiler or dotTrace, and make lucene even more faster. > >> > > > > >> > > > i have no doubt after the porting will be done, it will be about > >> 15-20% > >> > > > faster than the native java version. > >> > > > > >> > > > its a main goal for all of us to contribute to this port > >> > > > > >> > > > Thank you all guys > >> > > > > >> > > > Cheers, > >> > > > E > >> > > > > >> > > > > >> > > > On Thu, Feb 5, 2015 at 2:47 PM, Itamar Syn-Hershko < > >> [email protected] > >> > > > >> > > > wrote: > >> > > > > >> > > > > It robs us of many optimization opportunities on the CLR. Java > >> Lucene > >> > > > > compiled using IKVM will not perform as well as a native port. > >> Think > >> > > > > async/await, BCL data structures, different GC considerations > >>(LOH > >> > for > >> > > > > example), etc. There's also the issue of supporting PCL, Mono, > >> Mobile > >> > > > > and Azure natively. Just to name a few. > >> > > > > > >> > > > > I've had a chat with the lead developer of IKVM and promised to > >>run > >> > an > >> > > > > IKVM version head to head with the native port once we are done. > >> > > > > > >> > > > > -- > >> > > > > > >> > > > > Itamar Syn-Hershko > >> > > > > http://code972.com | @synhershko > >><https://twitter.com/synhershko> > >> > > > > Freelance Developer & Consultant Lucene.NET committer and PMC > >> member > >> > > > > > >> > > > > On Thu, Feb 5, 2015 at 2:43 PM, Omri Suissa < > >> > [email protected]> > >> > > > > wrote: > >> > > > > > >> > > > > > Hi, > >> > > > > > > >> > > > > > It looks like it takes a lot of time to manually port Lucene > >>to > >> > .net > >> > > > > (still > >> > > > > > in version 3), why not using ikvm to port (at least as a base > >> line > >> > > > > > and improve from there)? > >> > > > > > > >> > > > > > > >> > > > > > What are the disadvantages of ikvm in this case? > >> > > > > > > >> > > > > > > >> > > > > > Thanks, > >> > > > > > > >> > > > > > Omri > >> > > > > > > >> > > > > > >> > > > > >> > > > > >> > > > > >> > > > >> > > >> > > >> > > >> > -- > >> > > >> > > >> > <http://www.dnnsharp.com/> > >> > Bogdan Litescu > >> > www.dnnsharp.com > >> > www.facebook.com/DnnSharp > >> > > >> > >> > >> > >> -- > >> http://es.linkedin.com/in/albertoleontiscar/en > >> https://twitter.com/AlbertCSharpMan > >> http://stackoverflow.com/users/690958/alberto-leon > >> > > > > >
