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SRDF
SRDF:Symmetrix Remote Data Facility,a family of EMC products that facilitates the data replication from one Symmetrix storage array to another through a Storage Area Network or IP network.[@more@]SRDF拥有两套磁盘子系统，分别称之为R1和R2，存放实时数据拷贝的R2子系统被安置在与存放原始数据拷贝的R1子系统不同的地点。这样就确保了在数据中心发生故障时，R2系统仍然是可用的，而且与R1是同步的。由于使用了不同的子系统，所以可对R1和R2分别进行寻址。第二个数据拷贝（R2）可以按照只读模式供附加在第二个子系统上的第二
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LPAR
In computing, a logical partition, commonly called an LPAR, is a subset of computer's hardware resources, virtualized as a separate computer. In effect, a physical machine can be partitioned into multiple LPARs, each housing a separate operating system.[@more@]
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Jasmine
新年后的第一个工作日,感慨良多。 Normal 0 7.8 磅 0 2 false false false MicrosoftInternetExplorer4 /* Style Definitions */ table.MsoNormalTable {mso-style-name:普通表格; mso-tstyle-rowband-size:0; mso-tstyle-colband-size:0; mso-style-noshow:yes; mso-style-parent:""; mso-padding-alt:0cm 5.4pt 0cm 5.4pt; mso-para-margin:0cm; mso-para-margin-bottom:.0001pt;
