     constructor: (opts) ->
         opts = defaults opts,
             database : undefined
-            keyspace : undefined
+            keyspace : 'salvus'
             db_hosts : ['localhost']
             cb       : required
         dbg = @dbg("constructor")

exports.compute_server = compute_server = (opts) ->
    opts = defaults opts,
        database : undefined
        keyspace : undefined
        db_hosts : undefined
        cb       : required
    if compute_server_cache?

                cb         : (err, project) =>
                    project.move(target: opts.target, cb:cb)
        async.mapLimit(projects, 10, f, cb)

    ###
    x={};require('compute').compute_server(db_hosts:['smc0-us-central1-c'], cb:(e,s)->console.log(e);x.s=s)
    ###

    tar_backup_recent: (opts) =>
        opts = defaults opts,
