John R Pierce schrieb: > Whats available for doing near-realtime master->slave file replication > between two CentOS systems? > Cronjobs running rsync won't cut it. > Ideally, I'd like something that works like SLONY-I does for Postgres > databases, where all file system block level transactions on the master > get replicated to the 2nd system on a 'as fast as practical' basis (a > second or two of lag is acceptable). If the slave is offline or > connectivity is interrupted, these transactions should be journaled so > they can be played back when things resume. > > > I'm open to other approaches, so far I've found very little in this > category... I briefly considered using LVM mirroring over iscsi to the > slave, but A) this is synchronous, B) recovery from a service > interruption would require remirroring the whole volume. > > I've been reading about GFS but am somewhat confused as to its > capabilities. The examples given on redhat's pages seem to involve > shared storage (SAN or whatever) and distributed cluster access, I don't > need any of that, just simple master->slave one way asynchronous > replication. > > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos For GFS you dont't need SAN's. You can do it simly. Or take DRBD, but for it you must compile an kernel module. http://www.drbd.org/ -------------- next part -------------- A non-text attachment was scrubbed... Name: smime.p7s Type: application/x-pkcs7-signature Size: 5766 bytes Desc: S/MIME Cryptographic Signature URL: <http://lists.centos.org/pipermail/centos/attachments/20071006/ced662dc/attachment-0005.bin>