Usually these optimizations are recommended: (performed using the File manager in the Management Dashboard)
1. Edit the php.ini file by adding these values:
upload_max_filesize=5G
post_max_size=5G
memory_limit=3072M
Info: The memory limit needs to be the exact GB RAM the App is using.
Here is a useful list of values: 1GB = 1024M, 2GB = 2048M, 3GB = 3072M, 4GB = 4096M, 5GB = 5120M, 6GB = 6144M, 7GB = 7168M, 8GB = 8192M, 9GB = 9216M, 10GB = 10240, 11GB = 11264M, 12GB = 12288M, 15GB = 15360M, 18GB = 18432M, 20GB = 20480M
2. Edit the values in this file mpm_prefork.config, located here: /app/data/apache
StartServers 10
MinSpareServers 10
MaxSpareServers 20
MaxRequestWorkers 95
MaxConnectionsPerChild 300