Log only overridden config in BookieServer startup#4768
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Replace the JSON dump of the entire ServerConfiguration with a "Starting Bookie server" message that carries an "overrides" attribute holding only the entries that differ from the built-in defaults.
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Summary
BookieServerwas dumping the entireServerConfigurationas a formatted JSON blob at startup, which is huge and distracting in logs.Starting Bookie serverlog entry that carries anoverridesattribute containing only the config entries that differ from the built-in defaults.setProperty) and skipping anything whose value matches a freshnew ServerConfiguration().Test plan
mvn -pl bookkeeper-server compile test-compilepasses.bk_server.confand confirm the log entry shows only the user-set overrides, not the full config.