Ceph - RocksDB cache size is limited to 2GB -1(2147483647 bytes) in Red Hat Ceph Storage 2.4 async - `10.2.7-48.el7cp` and before versions, why?

Solution Verified - Updated -

Issue

  • RocksDB cache size is limited to 2GB -1(2147483647 bytes) in Red Hat Ceph Storage 2.4 async - 10.2.7-48.el7cp and before versions, why?
  • Not able to set rocksdb_cache_size above 2147483647 bytes, why?

Environment

  • Red Hat Ceph Storage 2.4 async - 10.2.7-48.el7cp and before
  • Red Hat Ceph Storage 2.5 - 10.2.10-17.el7cp and above
  • Red Hat Ceph Storage 3 and above

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