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---
mapped_pages:
- https://www.elastic.co/guide/en/elasticsearch/client/curator/current/ex_shrink.html
---
# shrink [ex_shrink]
```yaml
---
# Remember, leave a key empty if there is no value. None will be a string,
# not a Python "NoneType"
#
# Also remember that all examples have 'disable_action' set to True. If you
# want to use this action as a template, be sure to set this to False after
# copying it.
actions:
1:
action: shrink
description: >-
Shrink logstash indices older than 21 days on the node with the most
available space, excluding the node named 'not_this_node'.
Delete each source index after successful shrink, then reroute the shrunk
index with the provided parameters.
options:
disable_action: True
ignore_empty_list: True
shrink_node: DETERMINISTIC
node_filters:
permit_masters: False
exclude_nodes: ['not_this_node']
number_of_shards: 1
number_of_replicas: 1
shrink_prefix:
shrink_suffix: '-shrink'
delete_after: True
post_allocation:
allocation_type: include
key: node_tag
value: cold
wait_for_active_shards: 1
extra_settings:
settings:
index.codec: best_compression
wait_for_completion: True
wait_for_rebalance: True
wait_interval: 9
max_wait: -1
filters:
- filtertype: pattern
kind: prefix
value: logstash-
- filtertype: age
source: creation_date
direction: older
unit: days
unit_count: 21
```
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