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  1. Couchbase Server
  2. MB-43182

Investigate and optimise JSON validation

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    Description

      When running a 100% SET_WITH_META workload (e.g. XDCR initial replication & backup restore), 14% of the worker thread's runtime is spent performing JSON validation:

      We should investigate is the current implementation (checkUTF8JSON() based on json_checker.c from JSON.org) is performant compared to other contemporary choices (e.g. rapidJSON, simdjson...)

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          relates to

          Bug - A problem which impairs or prevents the functions of the product. MB-43015 Observing 50% drop xdcr throughput in 7.0.0-3870 build

          • Critical - Crashes, loss of data, severe memory leak.
          • Closed

          Improvement - An improvement or enhancement to an existing feature or task. MB-28342 Overhead of JSON validation is quite noticeable especially for large documents

          • Major - Major loss of function.
          • Resolved
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              owend Daniel Owen
              drigby Dave Rigby (Inactive)
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                Created:
                Updated:
                Resolved:

                PagerDuty