# Warning "Unable to acquire permit to use snapshot files during recovery…" when restarting elasticsearch node

**URL:** <https://discuss.elastic.co/t/warning-unable-to-acquire-permit-to-use-snapshot-files-during-recovery-when-restarting-elasticsearch-node/293543>\
**Category:** Elasticsearch\
**Created:** [January 5, 2022, 1:20pm UTC](https://discuss.elastic.co/t/warning-unable-to-acquire-permit-to-use-snapshot-files-during-recovery-when-restarting-elasticsearch-node/293543 "2022-01-05T13:20:32Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![DavidTurner](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/davidturner/32/22453_2.png) [@DavidTurner](https://discuss.elastic.co/u/DavidTurner)\
**Post date:** [January 25, 2022, 6:02am UTC](https://discuss.elastic.co/t/warning-unable-to-acquire-permit-to-use-snapshot-files-during-recovery-when-restarting-elasticsearch-node/293543/3 "2022-01-25T06:02:12Z")

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> [@Gregor\_Weckbecker](#):
>
> increase `cluster.routing.allocation.node_concurrent_recoveries` to `32`

That'd explain it. Don't change this setting.

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