Ineffective mark-compacts near heap limit Allocation failed - JavaScript heap out of memory in ubuntu linux code example

Example 1: FATAL ERROR: Ineffective mark-compacts near heap limit Allocation failed - JavaScript heap out of memory

set NODE_OPTIONS=--max_old_space_size=4096

Example 2: FATAL ERROR: Ineffective mark-compacts near heap limit Allocation failed - JavaScript heap out of memory

"scripts": {
    "ng-high-memory": "node --max_old_space_size=8000 ./node_modules/@angular/cli/bin/ng build --configuration=prod",
}