--limit-concurrency <int>- Maximum number of concurrent connections or tasks to allow, before issuing HTTP 503 responses. Useful for ensuring known memory usage patterns even under over-resourced loads.
--limit-max-requests <int>- Maximum number of requests to service before terminating the process. Useful when running together with a process manager, for preventing memory leaks from impacting long-running processes.
--backlog <int>- Maximum number of connections to hold in backlog. Relevant for heavy incoming traffic. Default: 2048