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From jbel...@apache.org
Subject svn commit: r918561 - in /incubator/cassandra/branches/cassandra-0.6: CHANGES.txt NEWS.txt conf/storage-conf.xml
Date Wed, 03 Mar 2010 16:43:45 GMT
Author: jbellis
Date: Wed Mar  3 16:43:44 2010
New Revision: 918561

URL: http://svn.apache.org/viewvc?rev=918561&view=rev
Log:
update NEWS, CHANGES, sample configuration file for CASSANDRA-843.  patch by jbellis

Modified:
    incubator/cassandra/branches/cassandra-0.6/CHANGES.txt
    incubator/cassandra/branches/cassandra-0.6/NEWS.txt
    incubator/cassandra/branches/cassandra-0.6/conf/storage-conf.xml

Modified: incubator/cassandra/branches/cassandra-0.6/CHANGES.txt
URL: http://svn.apache.org/viewvc/incubator/cassandra/branches/cassandra-0.6/CHANGES.txt?rev=918561&r1=918560&r2=918561&view=diff
==============================================================================
--- incubator/cassandra/branches/cassandra-0.6/CHANGES.txt (original)
+++ incubator/cassandra/branches/cassandra-0.6/CHANGES.txt Wed Mar  3 16:43:44 2010
@@ -6,6 +6,10 @@
  * add invalidateRowCache to ColumnFamilyStoreMBean (CASSANDRA-761)
  * send Handoff hints to natural locations to reduce load on
    remaining nodes in a failure scenario (CASSANDRA-822)
+ * Add RowWarningThresholdInMB configuration option to warn before very 
+   large rows get big enough to threaten node stability, and -x option to
+   be able to remove them with sstable2json if the warning is unheeded
+   until it's too late (CASSANDRA-843)
 
 
 0.6.0-beta1/beta2

Modified: incubator/cassandra/branches/cassandra-0.6/NEWS.txt
URL: http://svn.apache.org/viewvc/incubator/cassandra/branches/cassandra-0.6/NEWS.txt?rev=918561&r1=918560&r2=918561&view=diff
==============================================================================
--- incubator/cassandra/branches/cassandra-0.6/NEWS.txt (original)
+++ incubator/cassandra/branches/cassandra-0.6/NEWS.txt Wed Mar  3 16:43:44 2010
@@ -21,6 +21,8 @@
       BinaryMemtableThroughputInMB.
     - Replication factor is now per-keyspace, rather than global.
     - KeysCachedFraction is deprecated in favor of KeysCached
+    - RowWarningThresholdInMB added, to warn before very large rows
+      get big enough to threaten node stability
 
 Thrift API
 ----------

Modified: incubator/cassandra/branches/cassandra-0.6/conf/storage-conf.xml
URL: http://svn.apache.org/viewvc/incubator/cassandra/branches/cassandra-0.6/conf/storage-conf.xml?rev=918561&r1=918560&r2=918561&view=diff
==============================================================================
--- incubator/cassandra/branches/cassandra-0.6/conf/storage-conf.xml (original)
+++ incubator/cassandra/branches/cassandra-0.6/conf/storage-conf.xml Wed Mar  3 16:43:44 2010
@@ -259,6 +259,14 @@
   <DiskAccessMode>auto</DiskAccessMode>
 
   <!--
+   ~ Size of compacted row above which to log a warning.  (If compacted
+   ~ rows do not fit in memory, Cassandra will crash.  This is explained
+   ~ in http://wiki.apache.org/cassandra/CassandraLimitations and is
+   ~ scheduled to be fixed in 0.7.)
+  -->
+  <RowWarningThresholdInMB>512</RowWarningThresholdInMB>
+
+  <!--
    ~ Buffer size to use when performing contiguous column slices. Increase
    ~ this to the size of the column slices you typically perform. 
    ~ (Name-based queries are performed with a buffer size of 



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