Is there documentation someplace on creating a "non-voting" clone?
On Mon, May 20, 2013 at 10:54:07AM -0400, Derrick Brashear wrote: > On Mon, May 20, 2013 at 10:50 AM, Andrew Deason <[email protected]>wrote: > > > On Mon, 20 May 2013 13:58:13 +0200 > > Gémes Géza <[email protected]> wrote: > > > > > What is the best way to backup the ubik database of pt and vlservers? > > > Does the server processes need to be shut down? > > > > Currently the only way to safely copy/backup those databases is to copy > > the files while the server processes are either shut down, or stopped > > (with SIGSTOP). You have to copy both the the .DB0 and .DBSYS files (or > > just copy everything in the db directory, which should probably work no > > matter how the databases are changed in the future). > > > > Some people just copy the files while the servers are running, though, I > > think. If your ubik database doesn't change constantly at a high rate, > > and you make several copies, it's very likely you'll save at least one > > valid copy. It's also possible to add a dbserver just for the purposes > > of backing up this data, if you want to go the "safe" route above, but > > don't want to interrupt the dbservers that clients actually use. > > > > > If you go this route, you can create a non-voting clone to do it, so > there's actually no > chance of disruption. > > > > -- > Derrick -- ******************************** David William Botsch Programmer/Analyst CNF Computing [email protected] ******************************** _______________________________________________ OpenAFS-info mailing list [email protected] https://lists.openafs.org/mailman/listinfo/openafs-info
