We have developed our application on Magento 1.9.2 Community Edition and have more than 100 thousand products. We have high configration server on AWS but still getting issues regarding web performance.
Our products, categories are all properly indexed. Please give the proper solution of my this problem
Since we know absolutely nothing about your web site, I'm shooting from the hip: do you use Full Page Cache (FPC)? This is probably the simplest way to increase site speed by an order of magnitude.