<!--$Id: memp_list.so,v 1.1 2002/08/30 20:01:28 bostic Exp $--> <!--Copyright (c) 1997,2007 Oracle. All rights reserved.--> <!--See the file LICENSE for redistribution information.--> <html> <head> <title>Berkeley DB: Berkeley DB: Memory Pools and Related Methods</title> <meta name="description" content="Berkeley DB: An embedded database programmatic toolkit."> <meta name="keywords" content="embedded,database,programmatic,toolkit,btree,hash,hashing,transaction,transactions,locking,logging,access method,access methods,Java,C,C++"> </head> <body bgcolor=white> <h3 align=center>Berkeley DB: Memory Pools and Related Methods</h3> <!--$Id: m4.methods,v 1.11 2007/07/06 00:22:53 mjc Exp $--> <table border=1 align=center> <tr><th>Memory Pools and Related Methods</th><th>Description</th></tr> <!--Db::mpf--><tr><td><a href="../../db46-devel-4.6.21/api_c/db_get_mpf.html">DB->get_mpf</a></td><td>Return <a href="../../db46-devel-4.6.21/api_c/db_class.html">DB</a>'s underlying <a href="../../db46-devel-4.6.21/api_c/mempfile_class.html">DB_MPOOLFILE</a> handle</td></tr> <!--DbEnv::memp_stat--><tr><td><a href="../../db46-devel-4.6.21/api_c/memp_stat.html">DB_ENV->memp_stat</a></td><td>Return memory pool statistics</td></tr> <!--DbEnv::memp_sync--><tr><td><a href="../../db46-devel-4.6.21/api_c/memp_sync.html">DB_ENV->memp_sync</a></td><td>Flush pages from a memory pool</td></tr> <!--DbEnv::memp_trickle--><tr><td><a href="../../db46-devel-4.6.21/api_c/memp_trickle.html">DB_ENV->memp_trickle</a></td><td>Trickle flush pages from a memory pool</td></tr> <!--DbMemoryException--> <tr><th>Memory Pool Configuration</th><th><br></th></tr> <!--DbEnv::memp_register--><tr><td><a href="../../db46-devel-4.6.21/api_c/memp_register.html">DB_ENV->memp_register</a></td><td>Register input/output functions for a file in a memory pool</td></tr> <!--DbEnv::set_cachesize--><tr><td><a href="../../db46-devel-4.6.21/api_c/env_set_cachesize.html">DB_ENV->set_cachesize</a></td><td>Set the environment cache size</td></tr> <!--DbEnv::set_cache_max--><tr><td><a href="../../db46-devel-4.6.21/api_c/env_set_cache_max.html">DB_ENV->set_cache_max</a></td><td>Set the maximum cache size</td></tr> <!--DbEnv::set_mp_max_openfd--><tr><td><a href="../../db46-devel-4.6.21/api_c/memp_openfd.html">DB_ENV->set_mp_max_openfd</a></td><td>Set the maximum number of open file descriptors</td></tr> <!--DbEnv::set_mp_max_write--><tr><td><a href="../../db46-devel-4.6.21/api_c/memp_maxwrite.html">DB_ENV->set_mp_max_write</a></td><td>Set the maximum number of sequential disk writes</td></tr> <!--DbEnv::set_mp_mmapsize--><tr><td><a href="../../db46-devel-4.6.21/api_c/env_set_mp_mmapsize.html">DB_ENV->set_mp_mmapsize</a></td><td>Set maximum mapped-in database file size</td></tr> <tr><th>Memory Pool Files</th><th><br></th></tr> <!--DbEnv::memp_fcreate--><tr><td><a href="../../db46-devel-4.6.21/api_c/memp_fcreate.html">DB_ENV->memp_fcreate</a></td><td>Create a memory pool file handle</td></tr> <!--DbMpoolFile::--> <!--DbMpoolFile::close--><tr><td><a href="../../db46-devel-4.6.21/api_c/memp_fclose.html">DB_MPOOLFILE->close</a></td><td>Close a file in a memory pool</td></tr> <!--DbMpoolFile::get--><tr><td><a href="../../db46-devel-4.6.21/api_c/memp_fget.html">DB_MPOOLFILE->get</a></td><td>Get page from a file in a memory pool</td></tr> <!--DbMpoolFile::open--><tr><td><a href="../../db46-devel-4.6.21/api_c/memp_fopen.html">DB_MPOOLFILE->open</a></td><td>Open a file in a memory pool</td></tr> <!--DbMpoolFile::put--><tr><td><a href="../../db46-devel-4.6.21/api_c/memp_fput.html">DB_MPOOLFILE->put</a></td><td>Return a page to a memory pool</td></tr> <!--DbMpoolFile::sync--><tr><td><a href="../../db46-devel-4.6.21/api_c/memp_fsync.html">DB_MPOOLFILE->sync</a></td><td>Flush pages from a file in a memory pool</td></tr> <tr><th>Memory Pool File Configuration</th><th><br></th></tr> <!--DbMpoolFile::set_clear_len--><tr><td><a href="../../db46-devel-4.6.21/api_c/memp_set_clear_len.html">DB_MPOOLFILE->set_clear_len</a></td><td>Set file page bytes to be cleared</td></tr> <!--DbMpoolFile::set_fileid--><tr><td><a href="../../db46-devel-4.6.21/api_c/memp_set_fileid.html">DB_MPOOLFILE->set_fileid</a></td><td>Set file unique identifier</td></tr> <!--DbMpoolFile::set_flags--><tr><td><a href="../../db46-devel-4.6.21/api_c/memp_set_flags.html">DB_MPOOLFILE->set_flags</a></td><td>General memory pool file configuration</td></tr> <!--DbMpoolFile::set_ftype--><tr><td><a href="../../db46-devel-4.6.21/api_c/memp_set_ftype.html">DB_MPOOLFILE->set_ftype</a></td><td>Set file type</td></tr> <!--DbMpoolFile::set_lsn_offset--><tr><td><a href="../../db46-devel-4.6.21/api_c/memp_set_lsn_offset.html">DB_MPOOLFILE->set_lsn_offset</a></td><td>Set file log-sequence-number offset</td></tr> <!--DbMpoolFile::set_maxsize--><tr><td><a href="../../db46-devel-4.6.21/api_c/memp_set_maxsize.html">DB_MPOOLFILE->set_maxsize</a></td><td>Set maximum file size</td></tr> <!--DbMpoolFile::set_pgcookie--><tr><td><a href="../../db46-devel-4.6.21/api_c/memp_set_pgcookie.html">DB_MPOOLFILE->set_pgcookie</a></td><td>Set file cookie for pgin/pgout</td></tr> <!--DbMpoolFile::set_priority--><tr><td><a href="../../db46-devel-4.6.21/api_c/memp_set_priority.html">DB_MPOOLFILE->set_priority</a></td><td>Set memory pool file priority</td></tr> </table> <p><font size=1>Copyright (c) 1996,2007 Oracle. 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