On May 14, 2013, at 3:34 PM, Liu Yuan <[email protected]> wrote: > On 05/14/2013 03:16 PM, Kai Zhang wrote: >> Current way of doing cluster snapshot is very powerful and has great >> performance. >> However it also has some drawbacks: >> 1. After a new node joins the cluster, all former snapshots are not >> available to be restored. >> 2. It is hard to backup cluster snapshot to an other storage system for >> disaster-tolerance. >> 3. It is hard to init a new cluster by loading another cluster's snapshot. >> >> New idea is to move "farm" from sheep to collie and save cluster snapshot to >> a localpath. >> >> New cluster snapshot retains all features from "farm", including: >> 1. object de-duplication >> 2. incremental store capability >> >> In addition, it also provides ability of: >> 1. export cluster snapshot to other storage device for backup and >> disaster-tolerance >> 2. deploy new cluster by restore from one snapshot of other cluster >> >> The first 4 patches are used to remove farm from sheep. >> The others are used to re-implement farm under collie. > > How to test the patch? For e.g, how to use the new interface?
Sorry, I forget to send 10/12, 11/12 and 12/12. It should be in 12/12 which modified 030 test. I will send a new version. Thanks, Kyle -- sheepdog mailing list [email protected] http://lists.wpkg.org/mailman/listinfo/sheepdog
