| | |
| | | ! CDDL HEADER END |
| | | ! |
| | | ! |
| | | ! Portions Copyright 2007 Sun Microsystems, Inc. |
| | | ! Portions Copyright 2007-2008 Sun Microsystems, Inc. |
| | | ! --> |
| | | <adm:managed-object name="file-system-entry-cache" |
| | | plural-name="file-system-entry-caches" |
| | |
| | | track of the entries. |
| | | </adm:synopsis> |
| | | <adm:description> |
| | | For the best performance the JE database should reside in a memory |
| | | based file system, although any file system will do for this cache |
| | | to function. Entries are maintained either by FIFO (default) or LRU |
| | | (configurable) based list implementation. Cache sizing is based on |
| | | For best performance, the JE database should reside in a memory |
| | | based file system although any file system will do for this cache |
| | | to function. Entries are maintained either by FIFO (default) or LRU-based |
| | | (configurable) list implementation. Cache sizing is based on |
| | | the size of free space available in the file system, such that if |
| | | enough memory is free, then adding an entry to the cache will not |
| | | require purging, but if more than a specified size of the file |
| | | require purging. If more than the specified size of the file |
| | | system available space is already consumed, then one or more entries |
| | | will need to be removed in order to make room for a new entry. It is |
| | | need to be removed in order to make room for a new entry. It is |
| | | also possible to configure a maximum number of entries for the cache. |
| | | If this is specified, then the number of entries will not be allowed |
| | | If this is specified, then the number of entries are not allowed |
| | | to exceed this value, but it may not be possible to hold this many |
| | | entries if the available memory fills up first. Other configurable |
| | | parameters for this cache include the maximum length of time to block |
| | |
| | | used to define criteria for determining which entries are stored in |
| | | the cache. If a set of filters are provided then an entry must match |
| | | at least one of them in order to be stored in the cache. |
| | | JE environment cache size can also be configured either as percentage |
| | | JE environment cache size can also be configured either as a percentage |
| | | of the free memory available in the JVM, or as an absolute size in |
| | | bytes. This cache has a persistence property which, if enabled, |
| | | allows for the contents of the cache to persist across server or |
| | |
| | | <adm:requires-admin-action> |
| | | <adm:none> |
| | | <adm:synopsis> |
| | | Changing this property will only affect the encoding of the |
| | | Changing this property only affects the encoding of the |
| | | cache entries put in the cache after the change is made. It |
| | | will not be retroactively applied to existing cache entries. |
| | | </adm:synopsis> |
| | |
| | | </adm:property> |
| | | <adm:property name="db-cache-percent"> |
| | | <adm:synopsis> |
| | | The maximum memory usage for the internal JE cache as a percentage |
| | | Specifies the maximum memory usage for the internal JE cache as a percentage |
| | | of the total JVM memory. |
| | | </adm:synopsis> |
| | | <adm:default-behavior> |
| | |
| | | </adm:property> |
| | | <adm:property name="db-cache-size"> |
| | | <adm:synopsis> |
| | | The maximum JVM memory usage in bytes for the internal JE cache. |
| | | Specifies the maximum JVM memory usage in bytes for the internal JE cache. |
| | | </adm:synopsis> |
| | | <adm:default-behavior> |
| | | <adm:defined> |
| | |
| | | </adm:synopsis> |
| | | <adm:description> |
| | | Any Berkeley DB Java Edition property can be specified using the |
| | | following form: property-name=property-value Refer to OpenDS |
| | | following form: property-name=property-value. Refer to the OpenDS |
| | | documentation for further information on related properties, their |
| | | implications and range values. The definitive identification of |
| | | all the property parameters available in the example.properties |
| | | file of Berkeley DB Java Edition distribution. |
| | | file in the Berkeley DB Java Edition distribution. |
| | | </adm:description> |
| | | <adm:default-behavior> |
| | | <adm:defined> |