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==== Slab allocation ==== {{main|Slab allocation}} This memory allocation mechanism preallocates memory chunks suitable to fit objects of a certain type or size.<ref name="silberschatz">{{cite book |first1 = Abraham |last1 = Silberschatz |author1-link = Abraham Silberschatz |first2 = Peter B. |last2 = Galvin |title = Operating system concepts |publisher = Wiley |year = 2004 |isbn = 0-471-69466-5 }}</ref> These chunks are called caches and the allocator only has to keep track of a list of free cache slots. Constructing an object will use any one of the free cache slots and destructing an object will add a slot back to the free cache slot list. This technique alleviates memory fragmentation and is efficient as there is no need to search for a suitable portion of memory, as any open slot will suffice.
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