Accessing a memory address that has been swapped is a lot slower than reading a resident (in physical memory) address because it must be loaded from the hard drive.
访问操作系统提供的内存地址要比读取(物理内存中的)常驻地址慢很多,因为必须硬盘驱动器加载它。
2
But that has already faded into memory, said Zeng Jing, a 28-year-old resident of the suburb.
但是,这已经是过去了,曾静(音译)这个28岁生活在天通苑的居民这样说道。
3
The top two also set the RESIDENT parameter to -1, which tells Linux to keep all the Informix memory segments in memory and not swap them to disk.