elasticsearch/docs/reference/setup/install/init-systemd.asciidoc

==== SysV `init` vs `systemd`

Elasticsearch is not started automatically after installation. How to start
and stop Elasticsearch depends on whether your system uses SysV `init` or
`systemd` (used by newer distributions).  You can tell which is being used by
running this command:

[source,sh]
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ps -p 1
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