Ah, also, this is what the admin console says for location of core docs when I created the core at command line:
CWD:/opt/solr-5.3.1/serverInstance:/var/solr/data/[corename]Data: /var/solr/data/[corename]/dataIndex:/var/solr/data/[corename]/data/index ------ Dr. Amanda Shuman Post-doc researcher, University of Freiburg, The Maoist Legacy Project <http://www.maoistlegacy.uni-freiburg.de/> PhD, University of California, Santa Cruz http://www.amandashuman.net/ http://www.prchistoryresources.org/ Office: +49 (0) 761 203 4925 On Wed, Nov 15, 2017 at 10:28 AM, Amanda Shuman <amanda.shu...@gmail.com> wrote: > Hi Shawn, > > Thanks a million for your response! I really do appreciate it... this > helps clarify how things should be set up. > > As for why things are set up the way they are and the webapps location... > honestly I think my predecessor did not really understand solr at all... > I'm trying to pick up the pieces now on the back-end. (On the bright side, > I did figure out how to modify the search relevance critieria in the config > files for our core, but I'm more of a front-end developer and that seemed a > lot more intuitive to me.) > > It does seem that the solr home is currently in /var/solr/data (not > server/solr) because when I created a new core at command line, that's > where it went. We start/restart solr using /etc/init.d/ rather than > bin/solr. > > If can ask a few very small follow-up questions to this: > > "If you do a manual core creation, the core.properties file must NOT > exist, but the conf directory *must* exist with the proper contents." > > 1) so does this mean that on the back-end I should first create my new > core, e.g., core1 and then within that place a conf folder with all the > files? Same for the data folder? If so, is it fine to just use the existing > config files that I've previously worked on (i.e. the config for search > that I already modified)? I presume this won't be an issue. > > 2) does it matter if I create this core through the admin console or at > command line? > > Thanks again! > Amanda > > ------ > Dr. Amanda Shuman > Post-doc researcher, University of Freiburg, The Maoist Legacy Project > <http://www.maoistlegacy.uni-freiburg.de/> > PhD, University of California, Santa Cruz > http://www.amandashuman.net/ > http://www.prchistoryresources.org/ > Office: +49 (0) 761 203 4925 <+49%20761%202034925> > > > On Tue, Nov 14, 2017 at 3:15 PM, Shawn Heisey <apa...@elyograg.org> wrote: > >> On 11/14/2017 2:14 AM, Amanda Shuman wrote: >> >>> We have just one solr core, which resides in the webapp foIder (in solr >>> 5.3.1 this is at /opt/solr-5.3.1/server/webapps/[corename]/ -- the data >>> folder is in the same place at /data). >>> >> >> Why is your core there? That is not a typical location, and does explain >> the restart behavior you're seeing. >> >> Usually core directories go in the solr home. If you start solr using >> "bin/solr start" directly without any options, the solr home will be in >> server/solr, not server/webapp. How are you starting Solr? >> >> "Could not create a new core in >>> /opt/solr-5.3.1/server/webapps/[corename]/as another core is already >>> defined there" >>> >> >> When Solr starts, it begins searching the coreRootDirectory (which >> defaults to the solr home) for cores. When it locates a core.properties >> file, that location becomes the instanceDir for a core. >> >> If you do a manual core creation, the core.properties file must NOT >> exist, but the conf directory *must* exist with the proper contents. The >> core creation will create that file. If it already exists, then Solr will >> refuse to create the core, just as you have seen. >> >> The program directory location you have mentioned (/opt/solr-5.3.1) >> sounds like somebody did a service installation. The default solr home >> when you install the service (and start Solr with /etc/init.d/XXXX rather >> than bin/solr) is /var/solr/data. This location can be overridden, but >> that's the default. >> >> Instead of having your core in webapp, move it to the solr home, wherever >> that is. Then when you start Solr, it will find the core. >> >> If a service installation has been done, then you should not start Solr >> with "bin/solr" -- you should start the installed service. >> >> Thanks, >> Shawn >> > >
