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Docker Library Bot 2018-12-27 00:13:00 +00:00
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postgres/README.md
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@ -281,6 +281,8 @@ If there is no database when `postgres` starts in a container, then `postgres` w
Also note that the default `/dev/shm` size for containers is 64MB. If the shared memory is exhausted you will encounter `ERROR: could not resize shared memory segment . . . : No space left on device`. You will want to pass [`--shm-size=256MB`](https://docs.docker.com/engine/reference/run/#runtime-constraints-on-resources) for example to `docker run`, or alternatively in [`docker-compose`](https://docs.docker.com/compose/compose-file/#shm_size) Also note that the default `/dev/shm` size for containers is 64MB. If the shared memory is exhausted you will encounter `ERROR: could not resize shared memory segment . . . : No space left on device`. You will want to pass [`--shm-size=256MB`](https://docs.docker.com/engine/reference/run/#runtime-constraints-on-resources) for example to `docker run`, or alternatively in [`docker-compose`](https://docs.docker.com/compose/compose-file/#shm_size)
See ["IPVS connection timeout issue" in the Docker Success Center](https://success.docker.com/article/ipvs-connection-timeout-issue) for details about IPVS connection timeouts which will affect long-running idle connections to PostgreSQL in Swarm Mode using overlay networks.
## Where to Store Data ## Where to Store Data
Important note: There are several ways to store data used by applications that run in Docker containers. We encourage users of the `postgres` images to familiarize themselves with the options available, including: Important note: There are several ways to store data used by applications that run in Docker containers. We encourage users of the `postgres` images to familiarize themselves with the options available, including: