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(cherry picked from commit 4607a670)

(cherry picked from commit e83bcf54)

(cherry picked from commit 06ebdd28)

(cherry picked from commit 2481039d)

(cherry picked from commit 9f6fc6da)

(cherry picked from commit 1c887e5c)

(cherry picked from commit 6dad2157)

(cherry picked from commit 1b7bf8cd)

(cherry picked from commit 6013bad2)

(cherry picked from commit e542c06b)

(cherry picked from commit a378c17d)

(cherry picked from commit 07d73fc6)

(cherry picked from commit b69189c9)

(cherry picked from commit 38fcc20a)

(cherry picked from commit 1f1c970d)

(cherry picked from commit 259aa3dc)

GIT_SILENT manually merge release versions from release/19.12 branch, in future this will be cherry picked along with the branch commit