Searching data
This page was generated from content adapted from the AWS Developer Guide
Custom packages
Tip Dictionary files use Java heap space proportional to their size. For example, a 2 GiB dictionary file might consume 2 GiB of heap space on a node. If you use large files, ensure that your nodes have enough heap space to accommodate them. Monitor the
JVMMemoryPressure
metric, and scale your cluster as necessary.Note If you receive a "package not found" error when you run the script using the AWS CLI, it likely means Boto3 is using whichever Region is specified in ~/.aws/config, which isn't the Region your S3 bucket is in. Either run
aws configure
and specify the correct Region, or explicitly add the Region to the client:
SQL support
Note If your domain is running Elasticsearch rather than OpenSearch, the format is
_opendistro/_sql
.
Cross-cluster search
Note If you include remote indexes in the path, you must URL-encode the URI in the domain ARN. For example, use
arn:aws:es:us-east-1:123456789012:domain/my-domain/local_index,dst%3Aremote_index
rather thanarn:aws:es:us-east-1:123456789012:domain/my-domain/local_index,dst:remote_index
.Note All cross-cluster search requests between domains are encrypted in transit by default as part of node-to-node encryption.
Learning to Rank
Note To use the Learning to Rank plugin, you must have full admin permissions. To learn more, see Modifying the master user.
Note You must perform this step outside of OpenSearch Service.
Note You must perform this step outside of OpenSearch Service.
Note You must perform this step outside of OpenSearch Service.
Asynchronous search
Note If you're using Elasticsearch 7.10 instead of an OpenSearch version, replace
_plugins
with_opendistro
in all asynchronous search requests.Note All request parameters that apply to a standard
_search
query are supported. If you're using Elasticsearch 7.10 instead of an OpenSearch version, replace_plugins
with_opendistro
.Note You can monitor asynchronous search statistics in CloudWatch. For a full list of metrics, see Asynchronous search metrics.
Point in time
Note You can monitor PIT search statistics in CloudWatch. For a full list of metrics, see Point in time metrics.
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