Solr is an open source enterprise search platform from the Apache Lucerne project, written in Java.
6
votes
3answers
6k views
How do we increase the maximum allowed HTTP GET query length in Jetty?
We are using Jetty to run an Apache Solr index. We've had some queries that have grown way beyond the previously expected maximum length, and are now having issues where most queries are not ...
5
votes
1answer
3k 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 ...
4
votes
2answers
785 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 ...
4
votes
1answer
1k views
How to monitor SOLR
We have SOLR running on a windows platform in our development environment, and on a Linq platform for production. We would like to monitor the SOLR index. We currently have Microsoft MOM (I think ...
3
votes
3answers
202 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 ...
3
votes
3answers
4k 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 ...
3
votes
2answers
4k 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 ...
3
votes
1answer
2k 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 ...
3
votes
1answer
75 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 ...
3
votes
1answer
96 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 ...
3
votes
1answer
433 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 ...
3
votes
1answer
336 views
Can Linux RAID 1 account for high latency?
Scenario: we're running a large (3TB total in cluster) Solr installation in EC2. I'm only concerned about disk performance on the read side of things. We suspect that we are limited by disk I/O and ...
3
votes
1answer
4k views
How to Install Apache Solr / Java on CentOS?
I've seen only one or two tutorials for installing Solr, and particularly Java, on a CentOS machine, and they seem to be overly complex; heck, I can't quite figure out which version of Java (it seems ...
3
votes
1answer
204 views
Why set a delay for apache solr indexing?
Apache Solr is configured by default to have a certain delay (in my case 2 minutes) before indexing content. I've seen in other posts how to reduce this, but I'm having trouble understanding why you ...
2
votes
4answers
3k views
What is a Servlet Container and how to install one?
I am about to order a VPS (virtual private server) from a provider, and I guess I have to install some Servlet Container right?
I am about to use SOLR and my website is PHP MYSQL JAVASCRIPT based.
...
2
votes
3answers
430 views
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 ...
2
votes
2answers
730 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 ...
2
votes
3answers
4k 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 ...
2
votes
1answer
222 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 ...
2
votes
1answer
104 views
Updating solr on a ColdFusion 9 install?
I'm thinking about upgrading the solr install included with ColdFusion 9 to the latest Apache release. This raises a few questions:
Is there a compelling reason not to upgrade to 3.6 (is it slower ...
2
votes
1answer
190 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 ...
2
votes
1answer
574 views
What are the negatives of setting a high wait_timeout setting in MySQL?
I'm looking at the possibility of increasing the wait_timeout on a MySQL server in an effort to avoid a streaming JDBC SELECT in a Solr Data Import Handler from timing out after the default 28800 ...
2
votes
1answer
464 views
SolrCore initialization failures
When I visit the dashboard it tells me:
SolrCore initialization failures
The only warning line in /var/log/tomcat6/catalina.out is:
WARNING: New index directory detected: old=null ...
2
votes
4answers
1k 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 ...
2
votes
3answers
756 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 ...
2
votes
0answers
158 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 ...
2
votes
1answer
51 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 ...
1
vote
2answers
293 views
Solr vs 'this' word
There is a smal problem with solr. When I try to search text containing the word 'this' by issuing 'this' in the search console, solr doesn't find anything. However there are no problems with other ...
1
vote
1answer
1k 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
...
1
vote
1answer
269 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 ...
1
vote
2answers
279 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 ...
1
vote
1answer
341 views
Compacting solr indexes
I've got a sizeable Solr server which is chewing a pile of disk. Whilst it is indexing a large amount of data, I'm wondering if there's any operation that will reduce the size of the index, by say ...
1
vote
2answers
66 views
Tomcat7 / Solr crashing under 'instant' load?
I'm new to solr and I'm load testing our setup to see what we can handle. I'm using solrmeter and my problem is a bit odd:
When I set solrmeter to run 8000 queries/min, it will handle a few hundred ...
1
vote
1answer
95 views
Not Getting Desired Results From Solr Facets
I am working on adding facets to my Solr queries and I am getting some odd results.
Let's say that I have a list of manufacturers that I want to have faceted. This list would include:
Port Authority
...
1
vote
1answer
154 views
Open source replacement for Google search appliance? [closed]
We're looking for something to replace a dead Google Mini search appliance. Google's website hasn't worked for two weeks so you can't order one and they can't be contacted. (What a way to run a ...
1
vote
1answer
709 views
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.
...
1
vote
1answer
175 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
...
1
vote
1answer
125 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 ...
1
vote
1answer
118 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 ...
1
vote
1answer
983 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 ...
1
vote
2answers
366 views
Solr on Tomcat (Ubuntu OS) installation
I have to install Solr on my Ubuntu Server.
However, Solr wont work without Tomcat or another container, and also Java.
I have successfully installed tomcat6 and java.
BUT, in a tomcat6 guide ...
1
vote
1answer
1k views
Severe errors in solr configuration: Error loading class
Installed Solr on my Windows XP PC. Tomcat seems to be working fine. Cannot get Solr to work. I noticed the TrieDateField is declared in a file called schema.xml in the SolrHome directory. Any ...
1
vote
1answer
695 views
how to add solr to run on startup?
I asked this question before, but I think I got answers that were cron job type answers.
I want the solr service to startup if I reboot my computer, and I also want it to run by itself instead of me ...
1
vote
0answers
23 views
Solr on a two node Jboss cluster
Are there any issues with deploying Solr on two node jboss cluster with the index shared on a NFS mount point? We would like to do this for high-availability across data centers.
1
vote
0answers
41 views
Committed memory on my tomcat server
I have a problem to configure JVM on my server. The server is a machine runs on AWS with 8G of RAM and 8 CPU. There is only tomcat6 with solr on the server.
Actually I have configured JVM like that:
...
1
vote
0answers
80 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
...
1
vote
0answers
97 views
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 ...
1
vote
0answers
119 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 ...
1
vote
0answers
386 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 ...
1
vote
0answers
149 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 ...
