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SNO-124-make-elasticsearch-shards-configurable #295

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SNO-124-make-elasticsearch-shards-configurable #295

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2 changes: 2 additions & 0 deletions base.ini
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,8 @@ retry.attempts = 3
file_upload_bucket = snowflakes-files-dev
file_upload_profile_name = snowflakes-files-upload
elasticsearch.server = localhost:9201
elasticsearch.shards.primary = 1
elasticsearch.shards.replicate = 0
Comment on lines +8 to +9
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@keenangraham @Bek I think we should start with adding the ability to configure the shards without actually changing it.

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With version 5, we don’t have the total shards limit and we can leave the default number as before. We should still change it to minimum for single machine demos, what do you think? I will look to it.

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I don't think it matters much on a single-node demo; they already index just as fast and they have a low search load. What difference do you think it would make?

aws_ip_ranges_path = %(here)s/aws-ip-ranges.json
download_proxy = https://download.encodeproject.org/
annotations_path = %(here)s/annotations.json
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14 changes: 8 additions & 6 deletions src/snovault/elasticsearch/create_mapping.py
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Expand Up @@ -162,13 +162,13 @@ def schema_mapping(name, schema):
}


def index_settings():
def index_settings(primary_shards=3, replicate_shards=1):
return {
'settings': {
'index.max_result_window': 99999,
'index.mapping.total_fields.limit': 5000,
'index.number_of_shards': 5,
'index.number_of_replicas': 2,
'index.number_of_shards': primary_shards,
'index.number_of_replicas': replicate_shards,
'analysis': {
'filter': {
'substring': {
Expand Down Expand Up @@ -325,7 +325,7 @@ def es_mapping(mapping):
}
},
},
}
},
],
'properties': {
'uuid': {
Expand Down Expand Up @@ -487,6 +487,8 @@ def create_snovault_index_alias(es, indices):
def run(app, collections=None, dry_run=False):
index = app.registry.settings['snovault.elasticsearch.index']
registry = app.registry
primary_shards = registry.settings.get('elasticsearch.shards.primary', 3)
replicate_shards = registry.settings.get('elasticsearch.shards.replicate', 1)
if not dry_run:
es = app.registry[ELASTIC_SEARCH]
print('CREATE MAPPING RUNNING')
Expand All @@ -507,9 +509,9 @@ def run(app, collections=None, dry_run=False):
if mapping is None:
continue # Testing collections
if dry_run:
print(json.dumps(sorted_dict({index: {doc_type: mapping}}), indent=4))
print(json.dumps(sorted_dict({index: {collection_name: mapping}}), indent=4))
continue
create_elasticsearch_index(es, index, index_settings())
create_elasticsearch_index(es, index, index_settings(primary_shards, replicate_shards))
set_index_mapping(es, index, doc_type, {doc_type: mapping})
if collection_name != 'meta':
indices.append(index)
Expand Down