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The following table shows the registry keys for object store compaction stored in HKEY_LOCAL_MACHINE\System\ObjectStore.
| Registry Value | Type | Description |
|---|---|---|
| CompactionPrio256 | REG_DWORD | Controls the compaction priority for the file system. |
The following table shows the registry keys for database flushing stored in HKEY_LOCAL_MACHINE\System\ObjectStore\DBFlush.
| Registry Value | Default Value | Description |
|---|---|---|
| ActivityName | No event name | Creates and signals an event each time database activity crosses the activity threshold. |
| ActivityThreshold | 100 | Specifies the number of database modifications prior to the activity event being triggered. |
| SpawnThread | No flushing thread | Creates a file system thread to perform all flushing operations. Flushing occurs by this thread each time the activity is triggered or a timeout occurs due to the FlushPeriod value. |
| FlushPriority256 | 255 (IDLE priority) | Specifies the priority of the thread that is created for flushing. |
| FlushPeriod | INFINITE | Specifies the wait period after a database flush occurs. |
The following registry key example allows unstrusted processes to access system files for read operations.
[HKEY_LOCAL_MACHINE\System\ObjectStore]
"AllowSystemAccess" = dword:1
If this registry value is not set, an untrusted process cannot open system files, even if read-only access is specified.
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