This commit fixes a markup issue in the sysconfig-file docs, adding a missing backtick.
@@ -17,7 +17,7 @@
`MAX_LOCKED_MEMORY`::
- Maximum locked memory size. Set to `unlimited if you use the
+ Maximum locked memory size. Set to `unlimited` if you use the
`bootstrap.memory_lock` option in elasticsearch.yml.
`MAX_MAP_COUNT`::