Commit 4b34d910 authored by Julien Muchembled's avatar Julien Muchembled

doc: update TODO about missing invalidations in read-only mode

parent 3bd2fbc9
...@@ -84,6 +84,8 @@ ...@@ -84,6 +84,8 @@
keys (trans.tid & obj.{tid,oid}). keys (trans.tid & obj.{tid,oid}).
Master Master
- Implement back-channel for invalidations in read-only mode,
so that clients of backup clusters are notified of new data.
- Master node data redundancy (HIGH AVAILABILITY) - Master node data redundancy (HIGH AVAILABILITY)
Secondary master nodes should replicate primary master data (ie, primary Secondary master nodes should replicate primary master data (ie, primary
master should inform them of such changes). master should inform them of such changes).
......
...@@ -100,7 +100,6 @@ def ClusterStates(): ...@@ -100,7 +100,6 @@ def ClusterStates():
# invalidations and orders storage nodes to fetch them from upstream. # invalidations and orders storage nodes to fetch them from upstream.
# Because cells are synchronized independently, the DB is often # Because cells are synchronized independently, the DB is often
# inconsistent. # inconsistent.
# TODO: allow clients to connect for read-only operations
BACKINGUP BACKINGUP
# Transient state, when the user decides to go back to RUNNING state. # Transient state, when the user decides to go back to RUNNING state.
# The master stays in this state until the DB is consistent again. # The master stays in this state until the DB is consistent again.
......
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