PHP中内存管理基础知识malloc
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<p>malloc内存的管理</p>
<p>void*ptr = malloc(size);</p>
<p>free(ptr);</p>
<p></p>
<p>PHP7内存接口分配</p>
<p>void*ptr=_emalloc(size);</p>
<p>_efree(ptr);</p>
<p></p>
<p>内存预分配:使用mmap分配chunk</p>
<p>内存分类</p>
<p> 1.Small(30种规格)(size<=3KB)</p>
<p> 2.Larrge(3KB<size<=2MB-4KB)</p>
<p> 3.Huge(size>2MB-4KB)</p>
<p></p>
<p> </p>
<p> </p>
<p></p>
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