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Default pool_size=3 from primary db connection pool #1434

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Merged
acco merged 1 commit into from
May 12, 2025
Merged

Default pool_size=3 from primary db connection pool #1434

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6 changes: 5 additions & 1 deletion lib/sequin/databases/postgres_database.ex
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Original file line number Diff line number Diff line change
Expand Up @@ -216,7 +216,11 @@ defmodule Sequin.Databases.PostgresDatabase do
port: pri.port,
ssl: pri.ssl,
username: pri.username,
ipv6: pri.ipv6
ipv6: pri.ipv6,
# Default to a smaller pool_size of 3 for primary connection pool
# There should only ever be ~2 writers at a time: the SlotProcessorServer synchronously writes
# WAL messages via the primary, as does the TableReaderServer
pool_size: 3
}
end
end
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