[Backport 2.x] Improve serialization speeds (#2802)#3444

Merged

DarshitChanpura merged 2 commits intoopensearch-project:2.xfrom cwperks:backport/backport-2802-to-2.x

Oct 3, 2023

+1,815-446

Commits on Sep 30, 2023

Improve serialization speeds (opensearch-project#2802 )

Paras Jain
and
peternied
committed

Commits on Oct 3, 2023

Use Apache HttpClientV4 in 2.x
cwperks
committed