Zh-hans:异步复制

From BCMpedia. A Wiki Glossary for Business Continuity Management (BCM) and Disaster Recovery (DR).
Revision as of 06:41, 7 August 2012 by Oldstaff-Cheechong (talk | contribs) (Created page with '{| style="margin-left: 0px; text-align: left; font-style: none; width:100%; font-weight: none; background: #F0F0F0; border:1px " |'''1.''' '''Asynchronous Replication''' ''…')
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to: navigation, search
1. Asynchronous Replication 异步复制(与同步复制相反)是指当一个数据已经被写入主存储站点后,主存储站点不需要等待第二(远程)存储站点也完成这个数据的写入,就可以接受另一个新数据的写入。

相关术语:异步、复制、数据保护/恢复策略——类型

注:异步复制没有同步复制所具有的潜在影响,但是它的不足之处在于当数据尚未写入第二站点之前,如果主站点发生故障,则会出现数据丢失的情况。

BCMBoK Competency Level
BCMBoK 4: Business Continuity Strategy CL 3D: Advanced (DR)


(Source: Business Continuity Management Institute - BCM Institute)