The quick answer is that MongoDB mmaps it's entire data set, so if you've got more data than ram (likely) the OS is going to constantly have all excess ram allocated to Mongo. This becomes an issue because Redis (very…
I think the move to async frameworks is primarily precipitated by the fact that a file handle (which is, essentially, what an async framework holds per connection) is substantially lighter weight than a thread. When…
This is the best Hacker News story in years. Finally a post about both Closure and Node.js.
The quick answer is that MongoDB mmaps it's entire data set, so if you've got more data than ram (likely) the OS is going to constantly have all excess ram allocated to Mongo. This becomes an issue because Redis (very…
I think the move to async frameworks is primarily precipitated by the fact that a file handle (which is, essentially, what an async framework holds per connection) is substantially lighter weight than a thread. When…
This is the best Hacker News story in years. Finally a post about both Closure and Node.js.