Re: MirrorMode/N-Way Multi-Master Replication Clarification
Howard Chu <[email protected]>
| Newsgroups | gmane.network.openldap.general |
|---|---|
| Message-ID | <[email protected]> |
Ryan Steele wrote: > Gavin Henry wrote: >> ----- "Howard Chu"<[email protected]> wrote: >>> The key element of MirrorMode is that there is an external frontend >>> that >>> ensures that all writes are directed to a single server. Otherwise, >>> there is >>> no difference. >> >> Should I change the docs for MM? We do writes to a single server to guarantee >> writes correct? If they are both the same, should we rename MirrorMode to a different >> key word? >> >> We don't use the server URI in the MM example, maybe that section should be totally re-written >> as it seems to be confusing users. >> >> Thoughts? >> > > Well, at least maybe some clarification, if a total re-write is too time consuming. If the difference between the two > has nothing to do with the number of nodes involved, and only whether or > not there's an external frontend, perhaps they > would be more aptly titled "N-Way Multi-Master" and "Proxied N-Way Multi-Master". Absolutely not. The name MirrorMode was specifically chosen to avoid any association with the concept of multi-master. The purpose of MirrorMode is to guarantee single-master consistency while providing hot standby. -- -- Howard Chu CTO, Symas Corp. http://www.symas.com Director, Highland Sun http://highlandsun.com/hyc/ Chief Architect, OpenLDAP http://www.openldap.org/project/