Merge branch 'noc-1954' into 'master'

#1954 Fix wait datastream ready on mx services.

See merge request !6823

(cherry picked from commit 570b0873)

9a605b2a Fix wait datastream ready on mx services.
6 jobs for !6824 with cherry-pick-570b0873 in 17 minutes and 26 seconds (queued for 5 seconds)
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