Change Details

As accessing the tcp hostcache happens frequently on some classes of servers, it was recommended to use atomic_add/subtract rather than (per-CPU distributed) counters, which have to be summed up at high cost to cache efficiency. PR: 254333 MFC after: 2 weeks Sponsored by: NetApp, Inc.

As accessing the tcp hostcache happens frequently on some classes of servers, it was recommended to use atomic_add/subtract rather than (per-CPU distributed) counters, which have to be summed up at high cost to cache efficiency. This eliminates a counter_u64_fetch() from a hot path, introduced by D29510. PR: 254333 MFC after: 2 weeks Sponsored by: NetApp, Inc.

As accessing the tcp hostcache happens frequently on some classes of servers, it was recommended to use atomic_add/subtract rather than (per-CPU distributed) counters, which have to be summed up at high cost to cache efficiency. This eliminates a counter_u64_fetch() from a hot path, introduced by D29510. PR: 254333 MFC after: 2 weeks Sponsored by: NetApp, Inc.