GitLab

* test(benchmarks): add large file tests

add tests of large file processing to benchmarks

* feat(allocator): add allocator for memory backpressure

add an allocator that manages global memory allocations on responder and blocks peerresponsesenders
as needed

* feat(allocator): add method to release all peer memory

* feat(allocator): refactor w/ mutex

refactor allocator to remove go routine and address a few PR comments

* Update responsemanager/allocator/allocator.go
Co-authored-by: Steven Allen <steven@stebalien.com>

* fix(impl): update constants in readable form
Co-authored-by: Steven Allen <steven@stebalien.com>