So the cMirror don't do data replication via network lan like drbd do. Data replication do across fibre. So this make cMirror suppose to be better performance than drbd ?
On Sun, Mar 17, 2013 at 3:37 PM, emmanuel segura <[email protected]> wrote: > Daemon providing device-mapper-based mirrors in a shared-storage cluster > > The cmirror package provides user-level tools for managing cluster > mirroring. Cmirror is needed for LVM-based mirroring (RAID1) in a cluster > environment > > I if rember well, the cmirror daemon is needed when you have a share > storage and you use a lvm mirror > > 2013/3/17 Nattapon Viroon <[email protected]> > >> >> Hi, >> >> I try setup data replication between storages and use gfs on top. >> Im not sure which solutions is good to go between clvm+cMirror+gfs or >> DRBD+gfs >> >> DRBD is do raid1 across network that require extra network channel to do >> replication >> >> But I don't know how actually cMirror work to replicate data between luns. >> Do the cMirror require separate network channel to do data replication ? >> or cMirror do replicate via fibre channel ? >> >> Please advise. >> >> Nattapon >> >> -- >> Linux-cluster mailing list >> [email protected] >> https://www.redhat.com/mailman/listinfo/linux-cluster >> > > > > -- > esta es mi vida e me la vivo hasta que dios quiera > -- > Linux-cluster mailing list > [email protected] > https://www.redhat.com/mailman/listinfo/linux-cluster >
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