Author: kturner Date: Mon Sep 22 16:39:24 2014 New Revision: 1626827 URL: http://svn.apache.org/r1626827 Log: ACCUMULO-3048 update release notes text about offline tables preventing migrations
Modified: accumulo/site/trunk/content/release_notes/1.5.2.mdtext Modified: accumulo/site/trunk/content/release_notes/1.5.2.mdtext URL: http://svn.apache.org/viewvc/accumulo/site/trunk/content/release_notes/1.5.2.mdtext?rev=1626827&r1=1626826&r2=1626827&view=diff ============================================================================== --- accumulo/site/trunk/content/release_notes/1.5.2.mdtext (original) +++ accumulo/site/trunk/content/release_notes/1.5.2.mdtext Mon Sep 22 16:39:24 2014 @@ -107,12 +107,13 @@ parameter, like [ACCUMULO-2360][3], to p ### Offline tables can prevent tablet balancing -A table with many tablets was created, data ingested into it, and then taken -offline. There were tablet migrations also queued for the table which could not -happen because the table was offline at that point. The balancer doesn't run -when there are outstanding migrations; therefore, the system became more and more -out of balance. [ACCUMULO-2694][4] introduces a fix to ensure that offline tables -do not block balancing and improves the server-side logging. +Before 1.5.2, when a table with many tablets was created, ingested into, and +taken offline, tablet balancing may have stoppped. This would happen if there +were tablet migrations for the table, because the migrations couldn't occur. +The balancer will not run when there are outstanding migrations; therefore, a +system could become unbalanced. [ACCUMULO-2694][4] introduces a fix to ensure +that offline tables do not block balancing and improves the server-side +logging. ### MiniAccumuloCluster process management