In late 90s I ran our JUG website with homegrown CMS written in Java with servlets on slackware linux server running also MySQL and it had only 16MB of physical

In late 90s I ran our JUG website with homegrown CMS written in Java with servlets on slackware linux server running also MySQL and it had only 16MB of physical memory for everything. We are _very_ spoiled nowadays and tuning is simply not necessary for most of tasks.