Permalink
Browse files

Finalize release notes for 1.0.3 release

  • Loading branch information...
1 parent 55f36ac commit 2020caacee25d13a141800b09839f21521c8008f Jared Morrow committed Jan 13, 2012
Showing with 11 additions and 3 deletions.
  1. +11 −3 RELEASE-NOTES.org
View
@@ -4,9 +4,9 @@
-[[https://issues.basho.com/show_bug.cgi?id=1306][bz1306 - get_fsm crashes when riak_object value is not a binary]]
** Other Additions
*** riak-admin top
-=riak-admin= can now run etop against the server. Etop provides
+=riak-admin= can now run top against the server. Top provides
information about what the erlang processes inside of Riak are doing.
-Etop reports process reductions (an indicator of CPU utilization),
+Top reports process reductions (an indicator of CPU utilization),
memory used and message queue sizes.
Start with =riak-admin top= and exit with double-^C
@@ -26,7 +26,15 @@ production environment. As a result of this change, it can now support
*** New Claim Algorithm
The new claim algorithm introduced in the 1.0 release has been set as
-the default.
+the default for 1.0.3.
+
+The new claim algorithm significantly reduces the amount of ownerhip
+shuffling for clusters with more than N+2 nodes in them. Changes to
+the cluster membership code in 1.0 made the original claim algorithm
+fall back to just reordering nodes in sequence in more cases than it
+used to, causing massive handoff activity on larger clusters. Mixed
+clusters including pre-1.0 nodes will still use the original algorithm
+until all nodes are upgraded.
*** Changes to Handoff Concurrency
The default value for =handoff_concurrency= was set to 1 to err on the

0 comments on commit 2020caa

Please sign in to comment.