Components of the virtual portion of shared memory

The virtual portion of shared memory stores a variety of data.

The following data is stored in the virtual portion of shared memory:
  • Internal tables
  • Big buffers
  • Session data
  • Thread data (stacks and heaps)
  • Data-distribution cache
  • Dictionary cache
  • SPL routine cache
  • SQL statement cache
  • Sorting pool
  • Global pool

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