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Created December 4, 2015 07:10
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Difference Between Memory Ballooning and Memory Swapping
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Difference Between Memory Ballooning and Memory Swapping.md

Difference Between Memory Ballooning and Memory Swapping

When memory scares

  • Memory ballooning will ask the virtual machine to select it's idle memory pages to be swapped.
  • Memory swapping will brutally picks pages at random from the virtual machine.

So memory swapping often occurs when memory ballooning cannot effective free the memory, it will impacts the performance more.

Reference

Memory reclamation, when and how? by FRANK DENNEMAN

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