message: Double the number of min DB connections
diff: @@ -266,7 +266,7 @@ export default class MongoDBStorage {
  const mongoDBClient = await MongoClient.connect(
  mongoUrl,
  {
  - minPoolSize: Math.floor(this.dbConfig.poolSize / 4),
  + minPoolSize: Math.floor(this.dbConfig.poolSize / 2),
  maxPoolSize: this.dbConfig.poolSize,
  loggerLevel: this.dbConfig.debug ? 'debug' : null,
  readPreference: this.dbConfig.readPreference ? this.dbConfig.readPreference as ReadPreferenceMode : ReadPreferenceMode.secondaryPreferred
  