======mem_usage====== WMPRO, WMMINI FW >= 1.0 WMMEGA FW >= 2.0 Write memory usage to standard output ====Description==== mem_usage ( ) This function will output a summary list showing how memory is currently being used ====Parameters==== None ====Return Values==== None ====Example==== Typical example output (the numbers will vary depending on the current state of the system): DEVICES: 159 DEVICETYPE: 840 CRON: 0 GLOBAL: $_GLOBALS GLOBALS: 3176 CACHE: 1078 TOTAL: 5253 ====See Also==== [[freemem()]] - Return free memory space [[mem_dump()]] - Write the current memory map to /dump.txt [[uphp:uphp_intro#challenges|Memory Limit Challenges to Programming the Wattmon]]