Mac1010limits.sh

#!/bin/bash

if [ "$(id -u)" != "0" ]; then
	echo "This script must be run as root" 1>&2
	exit 1
fi

cat <<MAXFILES > /Library/LaunchDaemons/limit.maxfiles.plist
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
  <plist version="1.0">
    <dict>
      <key>Label</key>
        <string>limit.maxfiles</string>
      <key>ProgramArguments</key>
        <array>
          <string>launchctl</string>
          <string>limit</string>
          <string>maxfiles</string>
          <string>65536</string>
          <string>65536</string>
        </array>
      <key>RunAtLoad</key>
        <true/>
      <key>ServiceIPC</key>
        <false/>
    </dict>
  </plist>
MAXFILES

cat <<MAXPROC > /Library/LaunchDaemons/limit.maxproc.plist
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple/DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
  <plist version="1.0">
    <dict>
      <key>Label</key>
        <string>limit.maxproc</string>
      <key>ProgramArguments</key>
        <array>
          <string>launchctl</string>
          <string>limit</string>
          <string>maxproc</string>
          <string>2048</string>
          <string>2048</string>
        </array>
      <key>RunAtLoad</key>
        <true />
      <key>ServiceIPC</key>
        <false />
    </dict>
  </plist>
MAXPROC

chown root:wheel /Library/LaunchDaemons/limit.maxfiles.plist
chmod 644 /Library/LaunchDaemons/limit.maxfiles.plist
chown root:wheel /Library/LaunchDaemons/limit.maxproc.plist
chmod 644 /Library/LaunchDaemons/limit.maxproc.plist

launchctl limit > /dev/null

echo "This script created the following files:
   /Library/LaunchDaemons/limit.maxfiles.plist
   /Library/LaunchDaemons/limit.maxproc.plist
"

echo "Please restart for limits to take effect
"