session storage not working about cm_redissession HOT 6 CLOSED

<?xml version="1.0"?>
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 * @category   Mage
 * @package    Mage_Core
 * @copyright  Copyright (c) 2008 Irubin Consulting Inc. DBA Varien (http://www.varien.com)
 * @license    http://opensource.org/licenses/afl-3.0.php  Academic Free License (AFL 3.0)
 */
-->
<config>
    <global>

<session_save>db</session_save>
        <redis_session>                       <!-- All options seen here are the defaults -->
            <host>127.0.0.1</host>            <!-- Specify an absolute path if using a unix socket -->
            <port>6479</port>
            <timeout>2.5</timeout>            <!-- This is the Redis connection timeout, not the locking timeout -->
            <persistent></persistent>         <!-- Specify unique string to enable persistent connections. E.g.: sess-db0 -->
            <db>4</db>
            <compression_threshold>2048</compression_threshold>  <!-- Set to 0 to disable compression -->
            <compression_lib>gzip</compression_lib>              <!-- gzip, lzf or snappy -->
            <log_broken_locks>0</log_broken_locks>               <!-- Useful for debugging fatal errors or extremely slow pages -->
            <max_concurrency>6</max_concurrency>
            <break_after_frontend>5</break_after_frontend>       <!-- Frontend arguably doesn't need locking as urgently -->
            <break_after_adminhtml>30</break_after_adminhtml>
            <bot_lifetime>7200</bot_lifetime>                    <!-- Bots get shorter session lifetimes. 0 to disable -->
        </redis_session>


<!-- This is a child node of config/global -->
<cache>
  <backend>Cm_Cache_Backend_Redis</backend>
  <backend_options>
    <server>127.0.0.1</server> <!-- or absolute path to unix socket -->
    <port>6379</port>
    <persistent></persistent> <!-- Specify a unique string like "cache-db0" to enable persistent connections. -->
    <database>0</database>
    <password></password>
    <force_standalone>0</force_standalone>  <!-- 0 for phpredis, 1 for standalone PHP -->
    <connect_retries>1</connect_retries>    <!-- Reduces errors due to random connection failures -->
    <read_timeout>10</read_timeout>         <!-- Set read timeout duration -->
    <automatic_cleaning_factor>0</automatic_cleaning_factor> <!-- Disabled by default -->
    <compress_data>1</compress_data>  <!-- 0-9 for compression level, recommended: 0 or 1 -->
    <compress_tags>1</compress_tags>  <!-- 0-9 for compression level, recommended: 0 or 1 -->
    <compress_threshold>20480</compress_threshold>  <!-- Strings below this size will not be compressed -->
    <compression_lib>gzip</compression_lib> <!-- Supports gzip, lzf and snappy -->
  </backend_options>
</cache>

<!-- This is a child node of config/global for Magento Enterprise FPC -->
<full_page_cache>
  <backend>Cm_Cache_Backend_Redis</backend>
  <backend_options>
    <server>127.0.0.1</server> <!-- or absolute path to unix socket -->
    <port>6379</port>
    <persistent></persistent> <!-- Specify a unique string like "cache-db0" to enable persistent connections. -->
    <database>1</database> <!-- Separate database 1 to keep FPC separately -->
    <password></password>
    <force_standalone>0</force_standalone>  <!-- 0 for phpredis, 1 for standalone PHP -->
    <connect_retries>1</connect_retries>    <!-- Reduces errors due to random connection failures -->
    <lifetimelimit>57600</lifetimelimit>    <!-- 16 hours of lifetime for cache record -->
    <compress_data>0</compress_data>        <!-- DISABLE compression for EE FPC since it already uses compression -->
  </backend_options>
</full_page_cache>


        <install>
            <date><![CDATA[Thu, 13 Oct 2011 05:10:42 +0000]]></date>
        </install>
        <crypt>
            <key><![CDATA[REDACTED]]></key>
        </crypt>
        <disable_local_modules>false</disable_local_modules>
        <resources>
            <db>
                <table_prefix><![CDATA[]]></table_prefix>
            </db>
            <default_setup>
                <connection>
                    <host><![CDATA[localhost]]></host>
                    <username><![CDATA[REDACTED]]></username>
                    <password><![CDATA[REDACTED]]></password>
                    <dbname><![CDATA[REDACTED]]></dbname>
                    <active>1</active>
                </connection>
            </default_setup>
        </resources>
    </global>
    <admin>
        <routers>
            <adminhtml>
                <args>
                    <frontName><![CDATA[admin]]></frontName>
                </args>
            </adminhtml>
        </routers>
    </admin>
</config>