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Diffstat (limited to 'Feature Planning/GlusterFS 3.7/Outcast.md')
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diff --git a/Feature Planning/GlusterFS 3.7/Outcast.md b/Feature Planning/GlusterFS 3.7/Outcast.md new file mode 100644 index 0000000..9314ca2 --- /dev/null +++ b/Feature Planning/GlusterFS 3.7/Outcast.md @@ -0,0 +1,95 @@ +Feature +------- + +This feature provides a way of preventing split-brains in time. + +Summary +------- + +Please see <http://review.gluster.org/#/c/9656/> + +Owners +------ + +Pranith Kumar Karampuri +Ravishankar N + +Current status +-------------- + +Feature complete. + +Code patches: <http://review.gluster.org/#/c/10257/> and +<http://review.gluster.org/#/c/10258/> + +Detailed Description +-------------------- + +Benefit to GlusterFS +-------------------- + +It prevents split-brains in time. + +Scope +----- + +### Nature of proposed change + +### Implications on manageability + +None + +### Implications on presentation layer + +None + +### Implications on persistence layer + +None + +### Implications on 'GlusterFS' backend + +None + +### Modification to GlusterFS metadata + +None + +### Implications on 'glusterd' + +None + +How To Test +----------- + +If we bring down bricks and perform writes in such a way that arbiter +brick is the only source online, writes/reads will be made to fail with +ENOTCONN. See 'tests/basic/afr/arbiter.t' in the glusterfs tree for +examples. + +User Experience +--------------- + +Similar to a normal replica 3 volume. The only change is the syntax in +volume creation. See +<https://github.com/gluster/glusterfs/blob/master/doc/features/afr-arbiter-volumes.md> + +Dependencies +------------ + +None + +Documentation +------------- + +--- + +Status +------ + +Feature completed. See 'Current status' section for the patches. + +Comments and Discussion +----------------------- + +--- |