Setting this value too high is not a "magic bullet." Over-allocating memory to the cache can deprive the operating system or other active applications of necessary resources, potentially leading to instability
By default ( -1 ), Firefox caps memory cache aggressively. If Firefox is using 4 GB of RAM, it's due to web content (heavy JavaScript, video streams, leaked memory in tabs), not the memory cache. Browser.cache.memory.capacity
Modifying this value can have unintended consequences, such as: Setting this value too high is not a "magic bullet
Web browsers typically use two types of caches: and memory cache . leaked memory in tabs)
would allocate approximately 200 MB for this specific cache.
But he was just a variable. He couldn't change himself. He needed the User.