Hi Reto, See below.
Regards, Minto Op 19-7-2013 20:30, Reto Bachmann-Gmür schreef: > Hi Minto > > Really curios to learn if things work with cellar. Will keep you posted about my progress on this topic. Also I repeatedly asked for open sourcing the stuff I worked on. Hopefully some day soon I can show you the details. > > I didn't know about the possibility to use cluster a TDB store. But a > 2008 paper seems to be doing (or investigating) exactly this. > > For web applications with many reads and few writes I would suggest > adding some clustering at the HTTP level. With GET requests being > forwarded to any host in a pool and POST/PUT being forwarded to all > hosts. > > As for clustering triple stores it seems virtuoso supports this. And > for virtuoso there is Enrico Daga's clerezza binding (to which > fastlane should probably be added). This one is very interesting. I will have a closer look at it. > > Cheers, > Reto > > On Fri, Jul 19, 2013 at 3:09 PM, Minto van der Sluis <[email protected]> wrote: >> Hi Folks, >> >> Next issue I have to tackle on my assignment is Clustering. Basically I >> have 2 issues right now: >> >> 1) Running my assembly clustered >> This seems to be the easy one, since I am using Apache Karaf for >> building my assembly/distribution. Karaf has a subproject called Cellar >> for clustering. Here just have to dive in a get it done. >> >> 2) Having a cluster aware datastore (Jena TDB) >> Googling around leaves me clueless. Sometimes it appears TDB can be used >> in clustered environments others it appear it can't. I sure couldn't >> find any recipe how to get it done. I should probably ask this on the >> Jena mailing list, but I am trying this one first since you guys seem to >> have quite some experience with TDB. >> >> I am wondering if I can really use TDB in a clustered setup or if need >> to switch to another datastore to accomplish this. Probably SDB can be >> used for this but I fear a performance penalty. >> >> Any thoughts? >> >> Regards, >> >> Minto > -- ir. ing. Minto van der Sluis Software innovator / renovator Xup BV Mobiel: +31 (0) 626 014541
