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feat: dynamically set shm #135

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feat: dynamically set shm #135

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2 changes: 1 addition & 1 deletion docker-compose.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -112,7 +112,7 @@ services:
# and the store-message-db-url is set to use Postgres
image: postgres:15.4-alpine3.18
restart: on-failure:5
shm_size: '1g' # Set shared memory size to 1 GB
shm_size: "${POSTGRES_SHM:-1g}" # Set default shared memory size to 1 GB
environment:
<<: *pg_env
volumes:
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20 changes: 17 additions & 3 deletions set_storage_retention.sh
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Expand Up @@ -54,10 +54,24 @@ fi
# check if STORAGE_SIZE is already specified
if [ -f "./.env" ]; then
. ./.env
if [ -n "$STORAGE_SIZE" ]; then
>&2 echo "STORAGE_SIZE is specified in .env file, doing nothing"
exit 0
fi

# Set PostgreSQL container Shared Memory value
if [ -z "${POSTGRES_SHM}" ]; then
TOTAL_MEM_MB=$(free -m|grep Mem| awk '{ print $2 }')
if [ "${TOTAL_MEM_MB}" -ge 4096 ]; then
# Allocate 2GB of Shared Memory for Postgres if machine has more than 4GB RAM
POSTGRES_SHM='2g'
echo "Setting PostgreSQL container SHM to ${POSTGRES_SHM}"
echo "POSTGRES_SHM=${POSTGRES_SHM}" >> .env
fi
else
>&2 echo "POSTGRES_SHM is already specified in .env file"
fi
Comment on lines +59 to +70
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This snippet seems not to be related to storage retention so I'd suggest moving it to a separate script


if [ -n "$STORAGE_SIZE" ]; then
>&2 echo "STORAGE_SIZE is specified in .env file, doing nothing"
exit 0
fi

SUDO=""
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