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

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SOLR high CPU usage in amazon EC2

I installed solr-3.6 in my local windows box and it worked fine. I installed solr-4.0 in amazon ec2 linux large instance and the cpu usage shot upto 100%. It maintained at 80-90% average cpu power. ...
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solr php extension fails to run on newest Debian Wheezy

I'm trying to use the Solr PHP extension on the recently-upgraded Debian Wheezy. It installs both from PECL and from sources flawlessly but instead of giving me expected functionality it gives me this ...
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1answer
776 views

SolrCloud setup with tomcat

I've been looking around for setup guides of solrCloud with tomcat. All the available documentation for solrCloud explains how to set it up with Jetty. I'm not sure moving to jetty from tomcat would ...
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1answer
55 views

New to Solr: Response to query includes document contents [closed]

I am relatively new to Solr, and have managed to index PDF documents. But when I query solr I get responses including the the document contents. Is there a way to control what will be in the ...
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2answers
347 views

Alternatives to solr [closed]

We have 150GB solr db, and it's not terribly fast, even with a lot of hardware and optimization effort thrown at it. Are any alternatives likely to be significantly faster?
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5answers
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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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3answers
371 views

Simple full-text search server

I have been looking at search solutions like Sphinx, Solr and Elasticsearch but they are all way too complex for what I need. I'm basically looking for a server software, best distributed, that ...
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1answer
3k views

What is the proper iptables configuration for Apache Solr on CentOS?

I know for a fact that iptables running is causing my instance of Apache Solr to be inaccessible. How do I know this? Because I ran: /sbin/service iptables save && /sbin/service iptables stop ...
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8k 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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1answer
366 views

Tomcat Solr times out

(Plesk 10.4 centos 5.8 linux apache2 server, with Tomcat5 on port 8080 and Apache Solr) I get "The connection has timed out" on requesting domain.com:8080 or www.domain.com:8080 or ip.ad.dr.ess:8080 ...
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112 views

Error running Solr

I'm trying to install Apache Solr for Plone, via collective.solr. I've followed the instructions above, and extended my buildout with: [buildout] extends = buildout.cfg https://github.com/Jarn/...
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1k views

Best Metrics for Monitoring Apache Solr instance

We are running apache solr through sunspot. What are the best metrics to use to look at the performance of solr in regards to needs to cluster/scale? I am looking at monitoring these with nagios or ...
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2k views

404 Error on Apache Solr install - CentOS 6 and Tomcat6

I've tried various tutorials and I get a 404 error when I finally navigate to host:port/solr on my CentOS machine. Can anyone tell me why I would get a 404? Once I find a solution I'll make this the ...
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1answer
78 views

Solr returning JDBC password

When I visit a Solr URL such as: http://solrserver:8180/solr/project/data-import The response includes the JDBC URL/username/password that was passed into DataImportHandler as part of the initargs ...
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1answer
193 views

How to determine when SOLR starts an index build

So on day 2 of NewJob I've inherited a slight issue with SOLR. The DB team has a number of servers upon which they generate SOLR indexes. The servers aren't beefy enough to run multiple indexes at ...
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1k views

Monitor Solr statistics with collectd

We use collectd to collect most of our statistics about our servers and services running on them. Right now we are trying to get a unified monitoring system up with the same front end for all our ...
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1answer
943 views

solr core reload without an tomcat restart

I want to really often the synonyms_*.txt in the solr server. I have 2 cores. One for the production System and one the staging. I copy with incron and scp the new generated synonymes to the solr ...
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1answer
62 views

FTP mount crash when crawling with solrj

I have a lots of files in my FTP account. I use the curlftpfs to mount them to folder and then start to index them with solrj API, but after a minutes pass something strange happens and the mounted ...
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3answers
7k views

org.apache.solr.common.SolrException: Error loading class 'solr.VelocityResponseWriter'

I have setup an Apache Tomcat 6 server and installed Apache Solr 3.5.0 as per instructions found here http://pabloseminario.com/2011/02/22/installing-solr-on-debian-6-0/. Now, opening the solr ...
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1answer
195 views

What is the --daemon option?

I was installing Solr with Jetty using these instructions. Basically, those instructions made you download the Jetty startup script and copy it to /etc/init.d/jetty. But it was not working. Each time ...
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1answer
436 views

Solr connection refused error after java update on Mac OS X Lion

I recently updated Java for Mac OS X 10.7-Update 1. After that I recognized that in my local development application under Rails 3.0.10 with sunspot/solr the solr-server starts correctly 0:03.80 /usr/...
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1answer
99 views

I lost my password on lucidworks 1.7

I have installed lucidworks-enterprise-installer-1.7 on my ubuntu server at /etc/solr it is working fine. but when i go to http://XXX.YY.ZZZ.VV:8989/login i can't login using the default username/...
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1answer
839 views

Tomcat Solr Memory Usage

I am running solr on tomcat server on linux server, when I use the top command I see the "VIRT" very high PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 4786 root 20 0 ...
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1answer
111 views

Ideas for a technical hands-on exam [closed]

I need to come up with a technical hands-on exam for a new sysadmin position in our company as part of our recruitment process. I'm looking for ideas to make an interesting exam to both check the ...
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1answer
5k 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
280 views

Magento/Solr - where to run the Solr daemon on a 2 server system?

I got almost no experience with Solr, so please bear with me, if the answer is obvious: In a Magento Enterprise 1.11 shop system (about 30k products), where one machine mainly serves the web requests ...
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1answer
89 views

Best location for Solr index files

I'm trying to setup properly Solr under a debian machine. It's working ok but the I'm not sure where's the best location for the index files. Currently they are inside the application's folder but I ...
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5answers
8k 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 http://localhost:8983/...
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2answers
4k views

determine ulimit for root user

we believe we have increased the max open file descriptors for the root user. This was done by adding this line to /etc/security/limits.conf: * - nofile 2048 We think we've ...
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4answers
21k views

Which is the correct way to restart Solr

I have made some changes at Solr Schema file and I see I 'am forced to restart SolR in order to have Solr running with new schema updates. This is hosted on a server where solr is running from a ...
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how to get good logging for solr? and why sometimes it didn't accomplish the indexing process?

I have installed solr (lucidworks-enterprise-installer-1.7.jar) [jetty] on my server (Ubuntu 9.10), and created a cron job to build FULL index everyday morning 30 3 * * * curl http://127.0.0.1:8888/...
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308 views

solr is killing my server by taking a lot of resources

I have Ubuntu 9.10 server with 12G Ram/Quad Core/HD 80GB RAID. and i have installed solr lucidworks-enterprise-installer-1.7 on it to index a small database (about 20k articles). once our editors ...
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1answer
1k views

Solr Read Timeout (only in production environment)

I am working with a Java application that uses SolrJ to index documents to a Solr server. In my local test environment, I run a local Solr instance on a Tomcat server on my windows xp box. When I ...
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163 views

SOLR with tomcat - large amount of processes

I am currently serving solr using tomcat6, however I have noticed that when I run top there are a large number of java processes being run by the tomcat user. 22738 tomcat6 20 0 634M 98M 4072 ...
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253 views

Solr could not index my table from mysql

I have ubuntu server and mysql version 5.1.41-3ubuntu12.10-log. i need to run solr on my webserver. i have installed lucidworks-enterprise-installer-1.7 and mysql-connector-java-5.1.17-bin.jar on the ...
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774 views

SolrCloud Zookeeper problem

Can I ask you to help me with SolrCloud? I try to setup a SolrCloud with 2 shards (and 1 replica for each shard) with 4 Zookeepers, but it fails:( My settings: 1) shard1 + Zookeper without -Djetty....
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1answer
708 views

Reducing Solr indexing delay

By default the example Solr application included with version 1.4.1 takes two minutes to process documents sent to the index. I've seen other servers configured to take 3+ minutes. Where can you ...
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141 views

Multi-server Solr configuration question

I have a three-server Solr setup. Server 1 adds new data to the solr index every few minutes. Servers 2 & 3 use the index on server 1 using a file sharing configuration. To get the index ...
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1answer
881 views

Solr log file location on Ubuntu

I have installed Solr in Tomcat on my Ubuntu box. After making some changes to the schema.xml configuration file, I get the following error when accessing the web interface of Solr: HTTP Status ...
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1answer
4k views

Trying to install pecl Solr extension but it needs curl

When I try to install solr-beta: pecl install solr-beta I get this error: pecl/solr requires PHP extension "curl" No valid packages found install failed The thing is curl is already installed and ...
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3answers
3k 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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2answers
454 views

Help with Jetty crash log

Greetings, I am currently using solr as the backend behind a log aggregation and search system my team is developing. All was well and good until I noticed a test server crashing quite unexpectedly. ...
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3answers
2k views

Apache Solr would not start

Apache Solr would not start. Keeps throwing the following error java -jar example/start.jar java.lang.ClassNotFoundException: org.mortbay.xml.XmlConfiguration at java.net....
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1answer
2k views

different levels of security configuration for Apache SOLR

this is what we need for our SOLR instance 1) all urls except for select need ip as well as password restrictions 2) select url can be accessed from any ip but needs a password to be accessed. this ...
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163 views

Apache Solr: What is a good strategy for creating a tag/attribute based search for an image

I recently read an article about YayMicro that descries how they used solr to search their photos. I would like doing something similar (but on a smaller scale). I have figured out how to have ...
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393 views

Trouble in deploing Solr on Tomcat and Debian

We have a Solr index application. It works very well on Lubuntu 10.10 (that's my local linux machine). But I could'n run it in hoster Debian 2.6.26-15lenny3 (gcc version 4.1.3 20080704 (prerelease) (...
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76 views

how to establish connection between drupal and solr

I am working on technologies like drupal & solr.I have installed all required modules.but i need to know that how to crawl data from drupal.& how to form connector between drupal & solr.
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1answer
1k views

Apache2 + Solr: Tomcat or Jetty?

I have an (Ubuntu 10.4) server running Apache2 web server. So far so good, I have a few extensions setup just the way I hoped for, I'm happy. But now I'd like to try out Apache Solr because I'd ...
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1answer
342 views

Solr dataimporthandler problem import data latin

I'm using Solr 1.4 and Tomcat6. DB mysql 5.1 store data latin. when i run dataimporthandler this data => view data in solr admin error font. <doc> <str name="id">295</str> <str ...
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1answer
103 views

Where can I find details on installing and using Solr on Tomcat using the solr-common and solr-tomcat packages?

I'm seeing lots of Solr/Tomcat installation instructions, but all of them install at least one of these packages from source. Since there's tomcat6, solr-common, and solr-tomcat packages (in Ubuntu ...