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26 paź 2024 · Web Storage, which can be accessed by using the localStorage and sessionStorage properties of the window object, is limited to 10 MiB of data maximum on all browsers. Browsers can store up to 5 MiB of local storage, and 5 MiB of session storage per origin.
26 lip 2024 · The estimate() method of the StorageManager interface asks the Storage Manager for how much storage the current origin takes up (usage), and how much space is available (quota). This method operates asynchronously, so it returns a Promise which resolves once the information is available.
7 sie 2024 · For more information about storage limits and eviction, see Browser storage quotas and eviction criteria. This article also gives an overview of the StorageManager interface used to estimate available storage for a site.
17 sty 2023 · Storage quotas and eviction criteria on MDN (which I wrote after releasing this blog post). Storage for the web on web.dev. Below is what I found by reading docs, asking people, and experimenting on my own devices and virtual machines (with this simple test app ).
5 cze 2017 · Quotas are conservative estimates of the space available for the origin's use, and should be less than the available space on the device to help prevent overruns. User agents may use any method they choose to determine the size of origins' quotas, and are encouraged by the specification to provide popular or frequently-used sites with extra space.
5 cze 2017 · The estimate () method of the StorageManager interface asks the Storage Manager to obtain quota and usage information for the current origin. This method operates asynchronously, so it returns a Promise which resolves once the information is available.
The maximum browser storage space is dynamic — it is based on your hard drive size. The global limit is calculated as 50% of free disk space. In Firefox, an internal browser tool called the Quota Manager keeps track of how much disk space each origin is using up, and deletes data if necessary.
