Solr is an open source enterprise search platform from the Apache Lucene project, written in Java.

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Solr Core Auto Discovery

I'm working on a new Solr install of 4.10.2. Someone else set up a working version, but he has no idea how he did it. I need to be sure I know how to reproduce it so I'm faced with a state where I ...
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22 views

CentOS 6.6 port not open locally [duplicate]

I searched around and can only find the opposite problem -- ports are available locally, but not remotely. My issue is, the port was opened for me remotely, and it works, but it isn't available ...
2
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1answer
328 views

Log warnings and errors only in Tomcat

I'm running an instance of Apache Solr with Tomcat 6. The scripts I used for installing configured Tomcat to log "everything" which means that it generates huge logfiles because every query etc. is ...
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29 views

Memory Leak in Solr cloud 4.8.1 and Lucene

I have a solr cloud instance version 4.8.1 with 8 nodes, 4 shards and facing memory leak on the JVMs here are the details of the instance. 8 nodes, 4 shards(2 nodes per shard) runs on Tomcat ...
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2answers
149 views

How to fix Tomcat missing SLF4j logging jars?

I am getting this error when trying to start a new application using Tomcat: Could not find necessary SLF4j logging jars. If using Jetty, the SLF4j logging jars need to go in the jetty lib/ext ...
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9 views

solr 1.4.1 solrj client with solr 3.6.2 server? [migrated]

I've been trying to work through an issue that developed while attempting to upgrade our testing environment from 12.04 to 14.04 ubuntu on aws. Prior to this, the Package repository version of solr ...
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2answers
53 views

How to install Solr 4.x on Tomcat via Puppet?

So far I've been using the following recipe for installing Solr 3.x on Tomcat 6: package { 'openjdk-6-jdk' : ensure => installed, } package { 'solr-tomcat' : ensure => installed, } exec { ...
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1answer
66 views

Lucene Solr - Multi Core vs Multiple Instance for Different Schema Documents

I have performance concern and want a suggestion that which will be best, Multi Core or Multi Instance(with different port)? Lets have a look on My Case First: Currently I am running solr with ...
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22 views

Solr Cloud Setup

I have setup solr cloud with external zookeeper on distributed machines. When I started solr on all three machines with zookeeper and without any default configuration. My Cloud stared successfully. ...
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11 views

Solr 503 when using boost function

I have three environments which are set up to use Solr: local, staging and production. The local configuration differs slightly to the staging/production however the other two are identical. I ...
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1answer
37 views

Apache Solr in openshift redhat application [closed]

I have a drupal application on openshift redhat server and I would like to install apache solr for my search_api_solr module. Any ideas how to do this ?
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14 views

configuring solr for second role in multicore mode

I am running solr 3.5 on an ubuntu machine in multi core mode. Until now there was only one project. Workes fine for this one. Now I want to add another project and I am having dificulties with the ...
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1answer
412 views

SOLR Error 500: default search field 'name' not defined or not indexed

While I was trying to upgrade from Solr 3.5 to 4.6, I encountered this error. {msg=SolrCore 'core0' is not available due to init failure: default search field 'name' not defined or not indexed. ...
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2answers
189 views

Add a web based document search to my debian fileserver

I have a Samba-based fileserver with lots of gigs of data on it, mostly Word, Excel, OpenOffice and PDF documents. I've set up a simple web based search interface (Apache, PHP, mlocate) that just ...
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1answer
266 views

SOlr 4.10.2 500 Internal Server Error Error: {msg=SolrCore 'collection1' is not available due to init failure: Index locked for write

I have a SOLR Master and a Slave running. After upgrading to SOLR 4.10.2, and fixing all other errors, I cannot get pass this one: RSolr::Error::Http - 500 Internal Server Error Error: ...
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2answers
644 views

Is there an IMAP server that supports searching emails using elasticsearch or solr?

What I am wondering is if there is an IMAP server available that supports the IMAP SEARCH command (http://tools.ietf.org/html/rfc1730#section-6.4.4), and is fast. I have had a look around at ways ...
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3answers
655 views

gracefully stopping Apache Solr from command line

I using using jetty to run Solr using the following cmd line: java -jar start.jar & how can I stop this instance of solr gracefully?
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1answer
4k views

Apache Solr Admin on Tomcat Deployed in WebApps Directory

I am trying to get Apache Solr to work on Redhat6 and Tomcat6 (using these instructions), but get this error when browsing to the admin section, http://localhost:8080/solr-example/admin: HTTP ...
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1answer
240 views

Can I run a site search like Lucene on a single 2 gig server that's also a web & mysql server

My site's pages have exceeded the limit of pages for Google Custom Search so many of the results are not found in our site search. I've been reading about Lucene, Nutch, Solr, etc and I'm wondering ...
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5answers
8k views

How to fix Solr - Server is shutting down issue?

I was having a running Solr 4.1 on Windows Server 2008 R2. The Solr is deployed on Tomcat. However, today it stops suddenly, and while accessing Solr it gives following error. HTTP Status 503 - ...
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70 views

ASP.NET/IIS <---> Solr/Tomcat setup on EC2 - “best practice” configuration

I am an ec2 newbie and deploying an asp.net application that interfaces with Apache solr (on Tomcat). In my dev environment I am running ASP.NET and Solr/Tomcat on my windows box. I am also ...
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3answers
2k views

How to change base path of Solr example?

I've followed the Solr tutorial, but the URL they make you use is: http://localhost:8983/solr/ What is the most simple way to change this URL to: http://localhost:8983/foobar/
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78 views

Using SSL to secure Solr with Tomcat - Admin Dash Fails to Load Properly

Tomcat: 7.0.56 / Java: 7 Upd: 71 / Webapp: Solr 4.10.1 / OS: Windows 2012 R2 Busy trying to secure Solr to compensate for the lack of security prevalent for a developer. We're having some difficulty ...
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1answer
2k views

Nginx not caching data

I have a REST API behind an nginx proxy. Proxying works fine, however I am unable to cache any responses. Any help would be much appreciated: Nginx config: worker_processes 10; error_log ...
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1answer
53 views

Apache solr is not accessible by my server but accessible by my localhost

I have a solr installed in my server(centos 6.5).and everything works fine and my conf files exist where they should be. I try to connect to solr by help of search_api_solr module in drupal. ...
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2answers
289 views

Solr4 installation with Jetty

I am trying to install Solr4 latest and want to run it with Jetty (servlet container). JAVA_HOME=/usr/lib/jvm/jre JAVA_OPTIONS="-Dsolr.solr.home=/opt/solr $JAVA_OPTIONS" JETTY_HOME=/opt/solr ...
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3answers
5k views

How to stop Solr service from command line

I used to start Solr with this command: java -jar start.jar and all I had to do to stop it was press Control + C But then I started it this way: java -jar start.jar & Which starts it as a ...
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48 views

Solr 4.5, timeouts on cold cache, how to keep it warm?

(not sure if that is more StackOverflow kind of question so pardon me if it is) There is an fairly large index of about 70M documents roughly 30Gb in size running on Solr 4.5. While it is fine with ...
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81 views

Having concurrent Nutch Crawls-Solr Indexing failing

We have two jobs Nutch Crawling then indexing-. These jobs uses same nutch library and binaries directories . An example of the directory structure we have in Ubuntu server is shown below. ...
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100 views

Solr Query thread limit

While performing stress tests of our website, it looks like Solr could be bottleneck. It has enough ram, CPU usage is far from 100%, but we still facing problems of waiting for solr response for even ...
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37 views

Sharding Solr : how do we get the most out of our servers?

We've got 4 virtual servers which hosts Solr. Each server has 4 processors (each with a single core) and 32GB RAM. As it is now, the index contains 15 million documents at about 50GB. Right now, ...
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1answer
462 views

Monit cannot connect to Solr/Jetty instance

I have my Solr/Jetty up and running well on Ubuntu 12.04. I am trying to hookup my monit conf to monitor it, but it is having trouble connecting to the service. I have Solr running on port 8983 and ...
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1answer
327 views

Issue with solr memory usage

I'm having memory problems with a Solr slave instance. The problem is that every time the slave replicates new changes from the master, the slave starts a new searcher, and apparently the old one ...
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1answer
48 views

Alfresco's SOLR using the wrong drive?

I just did a migration of Alfresco to a new server with a different drive layout. Instead of being on "C", it's now on "E". I changed the alfresco-global.properties references to point to E. ...
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2answers
97 views

Restart tomcat on two different servers at same time

We are running the Apache solr on two servers. Unfortunately on heavy load of indexing (guess) servers going down. We are manually restarting the tomcat each time. When I google I find the way two ...
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2answers
574 views

Only one Apache Solr to search into Multiple/Cross-domain CMSs?

Is it possible for single-instance of Solr to use across multiple Applications, Cross Domains? Like multiple CMSs such as Wordpress + Joomla + Drupal. Any searching from anywhere should be showing the ...
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1answer
393 views

Solr: Using multiple SQL server data sources results in error: “…\sqljdbc_auth.dll already loaded in another classloader”

I have one Solr instance running in Jetty with JRE 8 with 3 collections (same as cores, yes?) and more to come. I am indexing data from SQL Server, connecting using NTLM as the identity of the Java ...
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1answer
352 views

Solr process gets killed immediately after starting

I just downloaded solr 4.8.0 from the apache website to my ubuntu 12.04, 64 Bit, 3GB ram VPS server and extracted it. Then I installed the openjdk-7-jre using this command: sudo apt-get install ...
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136 views

Backup Solr home

I'm new to Solr: I've successfully installed Tomcat and Solr 4.3.1 webapp, and two collections on a CentOS 6.4 machine. Now, my server is in production and I need to make backups of solr. So, I ...
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1answer
1k views

Apache2 + Tomcat : Receiving request through apache2 results in timeout and proxy error

So we use apache as a reverse proxy to send request to our solr (search application) which is hosted in tomcat. We have another server hosted in jboss which sends data in binary format to the apache, ...
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5answers
6k views

Why is solr admin panel not showing?

I have downloaded solr from here and untar'd it. Then went to the example directory in apache-solr-3.1.0/solr/example and ran this command java -jar start.jar But when I open ...
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2answers
254 views

Solr 4.5 uses too much memory on consequent queries, GC runs causing timeouts

There is a index on Solr 4.5 which contains ~50K documents taking ~4Gb on disk. Physical RAM available to JVM is 6Gb (out of total 10Gb on server), OS is 64bit CentOS 5. One of the applications ...
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0answers
60 views

solr PatternReplaceCharFilterFactory ClassNotFoundException

I'm trying to have solr modify an incoming field using the PatternReplaceCharFilterFactory but any attempt to include it is giving a schema error saying it can't find the filter. This is a stock ...
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1k views

how to integrate between MONGODB & SOLR, using MONGO-CONNECTOR

Like this I started my mongod with replSet mod mongod --dbpath=/home/local/ASSYST-COC/so/mongo --replSet myrep --auth mongo started mongo -u root -p root --authenticationDatabase admin IN ...
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2answers
242 views

Regular Error 500 with SOLR-Server

In the recent weeks the SOLR server system of our customers have the same error regularly, increasingly often. By now it's almost daily. In the client, the SOLR 3.6 throws this exception to the PHP ...
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1answer
361 views

Error enabling DIH on SOLR4

I'm a bit stuck here. I had Solr4.4 working without too many issues. I wanted to enable the DIH so I firstly added these lines to the solrconfig.xml: <lib dir="../contrib/dataimporthandler/lib" ...
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4answers
23k views

How does one get tomcat to bind to ipv4 address?

I recently installed tomcat via an installation script from the apache solr typo3 community and spent the last 3 days trying to figure out why it won't work until by chance I noticed that when I ...
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2answers
68 views

Why server writes much more than reading the disk

I'm running one Ruby on Rails application, I use Passenger Nginx, Ruby on Rails 3.2, search gem Sunspot (which uses Solr as its search engine). My application works ok with around 6K active users but ...
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0answers
206 views

http error 500 installing apachesolr for drupal 7

I followed tutorial for installing Apachesolr in Drupal 7. Though the tutorial shows "apachesolr 3.4", I downloaded the latest version of it i.e; "apachesolr 4.6.0". I got stuck in middle of tutorial ...
5
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2answers
3k views

PermGen error in Java, while memory usage seems low

Java application dies from time to time with PermGen space error, but when I look at the memory usage it seems low from what I can tell. It is a Tomcat application, plus there is SOLR server running ...