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Answer: How do I find the memory used by a particular hash (NOT including perl itself)?

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Q&A > programs and processes > How do I find the memory used by a particular hash (NOT including perl itself)? - Answer contributed by QwertyD

Use the Devel::Size module.

For example, to determine the amount of memory in bytes used by a hash named %hash:

use Devel::Size qw(total_size); my $memory_used = total_size(\%hash);

If the hash contains any references to other variables, the memory those variables use will be added as well.

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