Document JVM option MaxFDLimit for macOS ()
This commit documents a JVM option that is needed on macOS when raising
file descriptor limits there.
Relates
@@ -16,6 +16,9 @@ For the `.zip` and `.tar.gz` packages, set <<ulimit,`ulimit -n 65536`>> as
root before starting Elasticsearch, or set `nofile` to `65536` in
<<limits.conf,`/etc/security/limits.conf`>>.
+On macOS, you must also pass the JVM option `-XX:-MaxFDLimit`
+to Elasticsearch in order for it to make use of the higher file descriptor limit.
+
RPM and Debian packages already default the maximum number of file
descriptors to 65536 and do not require further configuration.
