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CloseReview for about:addons-memory by tritium
Rated 4 out of 5 stars
Helped me pick which addons to prune out.
A note about a disparity between what this reports as the total memory usage and what the OS tells you. This, being embedded into firefox has no way to know how much ram is being used by the process by libraries linked at runtime (.so and .dll). Only the operating system can know this, and even then, if the library is shared, it will report that ram as being in use more than once. There is no misrepresentation here. Also, take a look at the bottom of the report:
"This only includes frontend code that has locations tagged, just like any other add-on. Not included is any web content (web sites, images, etc.)"
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