While we're talking about who is who -- the parent poster is Jed Smith; he's a sysadmin and disgruntled former CoreOS employee. I'd take what he says with more than a grain of salt.
"Scala in particular with its immutability generates a lot of garbage if you are not careful, and we were constantly fighting GC pressure (and, indirectly, our achievable concurrency and efficiency) at a household name…
While we're talking about who is who -- the parent poster is Jed Smith; he's a sysadmin and disgruntled former CoreOS employee. I'd take what he says with more than a grain of salt.
"Scala in particular with its immutability generates a lot of garbage if you are not careful, and we were constantly fighting GC pressure (and, indirectly, our achievable concurrency and efficiency) at a household name…