knn is not working in elastic search #365
Description
{'error': {'root_cause': [{'type': 'illegal_argument_exception', 'reason': 'unknown setting [index.knn] please check that any required plugins are installed, or check the breaking changes documentation for removed settings'}], 'type': 'illegal_argument_exception', 'reason': 'unknown setting [index.knn] please check that any required plugins are installed, or check the breaking changes documentation for removed settings', 'suppressed': [{'type': 'illegal_argument_exception', 'reason': 'unknown setting [index.knn.algo_param.ef_construction] please check that any required plugins are installed, or check the breaking changes documentation for removed settings'}, {'type': 'illegal_argument_exception', 'reason': 'unknown setting [index.knn.algo_param.m] please check that any required plugins are installed, or check the breaking changes documentation for removed settings'}, {'type': 'illegal_argument_exception', 'reason': 'unknown setting [index.knn.algo_param.ef_search] please check that any required plugins are installed, or check the breaking changes documentation for removed settings'}]}, 'status': 400} .
index.knn is not running in elastic search , how we can install index.knn plugin to our elastic search