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From build...@apache.org
Subject svn commit: r862086 - in /websites/production/activemq/content: cache/main.pageCache replicated-leveldb-store.html
Date Wed, 15 May 2013 16:23:08 GMT
Author: buildbot
Date: Wed May 15 16:23:07 2013
New Revision: 862086

Log:
Production update by buildbot for activemq

Modified:
    websites/production/activemq/content/cache/main.pageCache
    websites/production/activemq/content/replicated-leveldb-store.html

Modified: websites/production/activemq/content/cache/main.pageCache
==============================================================================
Binary files - no diff available.

Modified: websites/production/activemq/content/replicated-leveldb-store.html
==============================================================================
--- websites/production/activemq/content/replicated-leveldb-store.html (original)
+++ websites/production/activemq/content/replicated-leveldb-store.html Wed May 15 16:23:07
2013
@@ -76,7 +76,7 @@
 
 <h2><a shape="rect" name="ReplicatedLevelDBStore-Synopsis"></a>Synopsis
</h2>
 
-<p>The Replicated LevelDB Store uses Apache ZooKeeper to pick a muster from a set of
broker nodes configured to replicate a LevelDB Store. Then synchronizes all slave LevelDB
Stores with the master keeps them up to date by replicating all updates to the master.</p>
+<p>The Replicated LevelDB Store uses Apache ZooKeeper to pick a muster from a set of
broker nodes configured to replicate a LevelDB Store. Then synchronizes all slave LevelDB
Stores with the master keeps them up to date by replicating all updates from the master.</p>
 
 <p>The Replicated LevelDB Store uses the same data files as a LevelDB Store, so you
can switch a broker configuration between replicated and non replicated whenever you want.</p>
 
@@ -148,7 +148,7 @@ failover:(tcp:<span class="code-comment"
 <h3><a shape="rect" name="ReplicatedLevelDBStore-StandardLevelDBStoreProperties"></a>Standard
LevelDB Store Properties</h3>
 
 <div class="table-wrap">
-<table class="confluenceTable"><tbody><tr><th colspan="1" rowspan="1"
class="confluenceTh"> property name </th><th colspan="1" rowspan="1" class="confluenceTh">
default value </th><th colspan="1" rowspan="1" class="confluenceTh"> Comments
</th></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"> directory
</td><td colspan="1" rowspan="1" class="confluenceTd"> "LevelDB" </td><td
colspan="1" rowspan="1" class="confluenceTd"> The directory which the store will use to
hold it's data files. The store will create the directory if it does not already exist. </td></tr><tr><td
colspan="1" rowspan="1" class="confluenceTd"> readThreads </td><td colspan="1"
rowspan="1" class="confluenceTd"> 10 </td><td colspan="1" rowspan="1" class="confluenceTd">
The number of concurrent IO read threads to allowed. </td></tr><tr><td
colspan="1" rowspan="1" class="confluenceTd"> sync </td><td colspan="1" rowspan="1"
class="confluenceTd"> true </td><td colspan="1" rowspan="1" class="confluenceTd">

 If set to false, then the store does not sync logging operations to disk </td></tr><tr><td
colspan="1" rowspan="1" class="confluenceTd"> logSize </td><td colspan="1" rowspan="1"
class="confluenceTd"> 104857600 (100 MB) </td><td colspan="1" rowspan="1" class="confluenceTd">
The max size (in bytes) of each data log file before log file rotation occurs. </td></tr><tr><td
colspan="1" rowspan="1" class="confluenceTd"> logWriteBufferSize </td><td colspan="1"
rowspan="1" class="confluenceTd"> 4194304 (4 MB) </td><td colspan="1" rowspan="1"
class="confluenceTd"> That maximum amount of log data to build up before writing to the
file system. </td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">
verifyChecksums </td><td colspan="1" rowspan="1" class="confluenceTd"> false </td><td
colspan="1" rowspan="1" class="confluenceTd"> Set to true to force checksum verification
of all data that is read from the file system. </td></tr><tr><td colspan="1"
rowspan="1" class="confluenceTd">
  paranoidChecks </td><td colspan="1" rowspan="1" class="confluenceTd"> false
</td><td colspan="1" rowspan="1" class="confluenceTd"> Make the store error out
as soon as possible if it detects internal corruption. </td></tr><tr><td
colspan="1" rowspan="1" class="confluenceTd"> indexFactory </td><td colspan="1"
rowspan="1" class="confluenceTd"> org.fusesource.leveldbjni.JniDBFactory, org.iq80.leveldb.impl.Iq80DBFactory
</td><td colspan="1" rowspan="1" class="confluenceTd"> The factory classes to
use when creating the LevelDB indexes </td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"> indexMaxOpenFiles </td><td colspan="1" rowspan="1" class="confluenceTd">
1000 </td><td colspan="1" rowspan="1" class="confluenceTd"> Number of open files
that can be used by the index. </td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"> indexBlockRestartInterval </td><td colspan="1" rowspan="1"
class="confluenceTd"> 16 </td><td colspan="1" rowspan="1" class="confluenceTd">
N
 umber keys between restart points for delta encoding of keys. </td></tr><tr><td
colspan="1" rowspan="1" class="confluenceTd"> indexWriteBufferSize </td><td colspan="1"
rowspan="1" class="confluenceTd"> 6291456 (6 MB) </td><td colspan="1" rowspan="1"
class="confluenceTd"> Amount of index data to build up in memory before converting to a
sorted on-disk file. </td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">
indexBlockSize </td><td colspan="1" rowspan="1" class="confluenceTd"> 4096 (4
K) </td><td colspan="1" rowspan="1" class="confluenceTd"> The size of index data
packed per block. </td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">
indexCacheSize </td><td colspan="1" rowspan="1" class="confluenceTd"> 268435456
(256 MB) </td><td colspan="1" rowspan="1" class="confluenceTd"> The maximum amount
of off-heap memory to use to cache index blocks. </td></tr><tr><td colspan="1"
rowspan="1" class="confluenceTd"> indexCompression </td><td colspan="1" rowspan="1"
  class="confluenceTd"> snappy </td><td colspan="1" rowspan="1" class="confluenceTd">
The type of compression to apply to the index blocks.  Can be snappy or none. </td></tr><tr><td
colspan="1" rowspan="1" class="confluenceTd"> logCompression </td><td colspan="1"
rowspan="1" class="confluenceTd"> snappy </td><td colspan="1" rowspan="1" class="confluenceTd">
The type of compression to apply to the log records. Can be snappy or none. </td></tr></tbody></table>
+<table class="confluenceTable"><tbody><tr><th colspan="1" rowspan="1"
class="confluenceTh"> property name </th><th colspan="1" rowspan="1" class="confluenceTh">
default value </th><th colspan="1" rowspan="1" class="confluenceTh"> Comments
</th></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"> directory
</td><td colspan="1" rowspan="1" class="confluenceTd"> "LevelDB" </td><td
colspan="1" rowspan="1" class="confluenceTd"> The directory which the store will use to
hold it's data files. The store will create the directory if it does not already exist. </td></tr><tr><td
colspan="1" rowspan="1" class="confluenceTd"> readThreads </td><td colspan="1"
rowspan="1" class="confluenceTd"> 10 </td><td colspan="1" rowspan="1" class="confluenceTd">
The number of concurrent IO read threads to allowed. </td></tr><tr><td
colspan="1" rowspan="1" class="confluenceTd"> sync </td><td colspan="1" rowspan="1"
class="confluenceTd"> true </td><td colspan="1" rowspan="1" class="confluenceTd">

 If set to false, then the store does not sync logging operations to disk </td></tr><tr><td
colspan="1" rowspan="1" class="confluenceTd"> logSize </td><td colspan="1" rowspan="1"
class="confluenceTd"> 104857600 (100 MB) </td><td colspan="1" rowspan="1" class="confluenceTd">
The max size (in bytes) of each data log file before log file rotation occurs. </td></tr><tr><td
colspan="1" rowspan="1" class="confluenceTd"> logWriteBufferSize </td><td colspan="1"
rowspan="1" class="confluenceTd"> 4194304 (4 MB) </td><td colspan="1" rowspan="1"
class="confluenceTd"> That maximum amount of log data to build up before writing to the
file system. </td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">
verifyChecksums </td><td colspan="1" rowspan="1" class="confluenceTd"> false </td><td
colspan="1" rowspan="1" class="confluenceTd"> Set to true to force checksum verification
of all data that is read from the file system. </td></tr><tr><td colspan="1"
rowspan="1" class="confluenceTd">
  paranoidChecks </td><td colspan="1" rowspan="1" class="confluenceTd"> false
</td><td colspan="1" rowspan="1" class="confluenceTd"> Make the store error out
as soon as possible if it detects internal corruption. </td></tr><tr><td
colspan="1" rowspan="1" class="confluenceTd"> indexFactory </td><td colspan="1"
rowspan="1" class="confluenceTd"> org.fusesource.leveldbjni.JniDBFactory, org.iq80.leveldb.impl.Iq80DBFactory
</td><td colspan="1" rowspan="1" class="confluenceTd"> The factory classes to
use when creating the LevelDB indexes </td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"> indexMaxOpenFiles </td><td colspan="1" rowspan="1" class="confluenceTd">
1000 </td><td colspan="1" rowspan="1" class="confluenceTd"> Number of open files
that can be used by the index. </td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"> indexBlockRestartInterval </td><td colspan="1" rowspan="1"
class="confluenceTd"> 16 </td><td colspan="1" rowspan="1" class="confluenceTd">
N
 umber keys between restart points for delta encoding of keys. </td></tr><tr><td
colspan="1" rowspan="1" class="confluenceTd"> indexWriteBufferSize </td><td colspan="1"
rowspan="1" class="confluenceTd"> 6291456 (6 MB) </td><td colspan="1" rowspan="1"
class="confluenceTd"> Amount of index data to build up in memory before converting to a
sorted on-disk file. </td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">
indexBlockSize </td><td colspan="1" rowspan="1" class="confluenceTd"> 4096 (4
K) </td><td colspan="1" rowspan="1" class="confluenceTd"> The size of index data
packed per block. </td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">
indexCacheSize </td><td colspan="1" rowspan="1" class="confluenceTd"> 268435456
(256 MB) </td><td colspan="1" rowspan="1" class="confluenceTd"> The maximum amount
of off-heap memory to use to cache index blocks. </td></tr><tr><td colspan="1"
rowspan="1" class="confluenceTd"> indexCompression </td><td colspan="1" rowspan="1"
  class="confluenceTd"> snappy </td><td colspan="1" rowspan="1" class="confluenceTd">
The type of compression to apply to the index blocks.  Can be snappy or none. </td></tr><tr><td
colspan="1" rowspan="1" class="confluenceTd"> logCompression </td><td colspan="1"
rowspan="1" class="confluenceTd"> none </td><td colspan="1" rowspan="1" class="confluenceTd">
The type of compression to apply to the log records. Can be snappy or none. </td></tr></tbody></table>
 </div>
 
           </div>



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