On Tue, Feb 21, 2017 at 6:34 AM, Esther Terrero <esther.terr...@ericsson.com > wrote:
> Hello, > > > > Please, I would appreciate if you could clarify me the questions below > regarding backup and restore: > > > > 1. I see that when snapshots are generated they are generated for > both the configuration and the operational data. What is the reason for > having snapshots for operational data that are not going to be restored? > A snapshot also contains the election term info and peer configuration which is needed for raft. > 2. Upon performing a backup by means of the > cluster-admin:backup-datastore rpc, is writing on the datastore stopped to > ensure consistency while the backup takes place?, i.e., is the consistency > ensured, for instance suspending modifications to the data (from NBI/SBI > traffic) while the backup takes place? > A backup does not suspend anything - it merely takes a snapshot. > 3. If we use LevelDB journaling, is LevelDB compaction blocked > while backup takes place? > No. > 4. Does the backup generation imply the generation of an snapshot? > If so, are the latest entries of the journal included in that snapshot? > Yes > > > Thanks a lot in advance and best regards/ > > Esther Terrero > > > > _______________________________________________ > controller-dev mailing list > controller-dev@lists.opendaylight.org > https://lists.opendaylight.org/mailman/listinfo/controller-dev > >
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