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Valid from 65.03

The documentation below is valid from Datafari v6v5.0 3 upwards

Warning

First of all : Do not underestimate the importance of SWAP memory !  Be sure your SWAP fits the recommandations according to your physical memory ! 

We recommend a minimum of

  • 1,5 time the amount of RAM as SWAP memory for servers that have less than 32 GB of RAM

  • 1 time the amount of RAM as SWAP memory for servers that have 32 GB of RAM and more

Note that if you server is properly sized in terms of RAM, you should almost never see any usage of SWAP. This recommended minimum amount is a safety measure in case you end up in scenarii where you push your Datafari to the limit of your physical hardware.

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Component

File location

Parameter

Solr

DATAFARI_HOME/solr/bin/solr.in.sh

SOLR_JAVA_MEM (-Xms and -Xmx)

ManifoldCF

DATAFARI_HOME/mcf/mcf_home/option.env.unix

-Xms and -Xmx

Tomcat (Main)

DATAFARI_HOME/tomcat/bin/setenv.sh

CATALINA_OPTS (-Xms and -Xmx)

Tomcat (MCF)

DATAFARI_HOME/tomcat-mcf/bin/setenv.sh

CATALINA_OPTS (-Xms and -Xmx)

Cassandra

DATAFARI_HOME/cassandra/conf/jvm-server.options

-Xms and -Xmx

PostgreSQL

DATAFARI_HOME/pgsql/data/postgresql.conf

shared_buffers

ElasticsearchApache Zeppelin

DATAFARI_HOME/elkanalytic-stack/elasticsearchzeppelin/configbin/jvm.optionscommon.sh

ZEPPELIN_MEM (-Xms and -Xmx)

ZEPPELIN_INTP_MEM (-Xms and -Xmx)

Logstash

DATAFARI_HOME/elkanalytic-stack/logstash/config/jvm.options

-Xms and -Xmx

Kibana

DATAFARI_HOME/elk/scripts/set-elk-env.sh

NODE_OPTIONS (--max-old-space-size)

Tika server

DATAFARI_HOME/tika-server/conf/tika-config.xml

In the <forkedJvmArgs> section:
<arg>-Xms5g</arg>

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