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As our DSpace deployments get bigger and bigger, we inevitably run into scaling issues. Please add any you find here, or discuss how to address them. Hint: When trying to find what's causing a problem (e.g. long processing time), you can find out a lot by upping your DSpace's logging level to DEUG. This increases the amount of information saved to dspace/log/dspace.log. See TechnicalFaq - "Setting logging level up to DEBUG". See also: HowToPerformanceTuneForDspace

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In-memory object cache

org.dspace.core.Context contains an 'object cache'. Every org.dspace.content object instantiated gets placed in this cache. Two reasons for this:

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