Change Details

``` CAddrMan uses std::map internally even though it does not require that the map's elements are sorted. std::map's access time is O(log(map size)). std::unordered_map is more suitable as it has a O(1) access time. ``` Backport of core#18722.

``` CAddrMan uses std::map internally even though it does not require that the map's elements are sorted. std::map's access time is O(log(map size)). std::unordered_map is more suitable as it has a O(1) access time. ``` Backport of [[https://github.com/bitcoin/bitcoin/pull/18722 | core#18722]].

``` CAddrMan uses std::map internally even though it does not require that the map's elements are sorted. std::map's access time is O(log(map size)). std::unordered_map is more suitable as it has a O(1) access time. ``` Backport of [[https://github.com/bitcoin/bitcoin/pull/18722 | core#18722]].