Elasti csearch reindexing indexes only few 1000 or more documents but not to the original count of orginal index
I am using using AWS step functions with lambda to run reindexing for all 33 index paralley out of 33 only 26 got succeeded and for remaining 7 the count became constant at a period of time.
Also i see only monitoring tasks are left after few hours but still the new index is not populated with all data
NOT sure why .. could someone please explain.
I am using /_reindex api calling via python http module