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Docs: Added recommended Java versions to the docs

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This commit is contained in:
Clinton Gormley 2014-09-11 11:13:19 +02:00
parent 8618d3624a
commit d88577d097
1 changed files with 17 additions and 6 deletions
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23
docs/reference/setup.asciidoc
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@ -30,12 +30,6 @@ To run it in the background, add the `-d` switch to it:
$ bin/elasticsearch -d
--------------------------------------------------
Elasticsearch is built using Java, and requires at least
http://java.sun.com/javase/downloads/index.jsp[Java 7] in order to run
added[1.2.0,Was at least Java 6 before].
The version of Java that will be used can be set by setting the
`JAVA_HOME` environment variable.
.*NIX
*************************************************************************
There are added features when using the `elasticsearch` shell script.
@ -51,6 +45,23 @@ anything set using either `JAVA_OPTS` or `ES_JAVA_OPTS`. For example:
$ bin/elasticsearch -Xmx2g -Xms2g -Des.index.store.type=memory --node.name=my-node
--------------------------------------------------
*************************************************************************
[float]
[[jvm-version]]
== Java version
Elasticsearch is built using Java, and requires at least
http://www.oracle.com/technetwork/java/javase/downloads/index.html[Java 7] in
order to run added[1.2.0,Was at least Java 6 before]. Only Oracle's Java and
the OpenJDK are supported.
We recommend installing the *Java 8 update 20 or later*, or *Java 7 update 55
or later*. Previous versions of Java 7 are known to have bugs that can cause
index corruption and data loss.
The version of Java to use can be configured by setting the `JAVA_HOME`
environment variable.
--
include::setup/configuration.asciidoc[]