The UploadReadAheadSize property establishes the number of bytes a Web server will read into a buffer and pass to an ISAPI extension. This occurs once per client request. The ISAPI extension receives any additional data directly from the client. The range is 0 to &HFFFFFFFF (4 GB).
| Attribute Name | Attribute Value |
XML Data Type | DWORD |
WMI Data Type | SINT32 |
ADSI Data Type | DWORD |
ABO Data Type | DWORD |
ABO Metabase Identifier | MD_UPLOAD_READAHEAD_SIZE |
Attributes | INHERIT |
Default Value | 49152 |
MetaFlagsEx | CACHE_PROPERTY_MODIFIED |
User Type | IIS_MD_UT_FILE |
ID | 6045 |
You can configure this property at the following locations in the IIS metabase.
| Metabase Path | IIS Admin Object Type |
/LM/W3SVC/n/ROOT /LM/W3SVC/n/ROOT/virtual_directory_name | IIsWebVirtualDir |
/LM/W3SVC/n | IIsWebServer |
/LM/W3SVC | IIsWebService |
/LM/W3SVC/n/ROOT/file_name /LM/W3SVC/n/ROOT/virtual_directory_name/file_name | IIsWebFile |
/LM/W3SVC/n/ROOT/physical_directory_name /LM/W3SVC/n/virtual_directory_name/physical_directory_name | IIsWebDirectory |
For general code examples, see Code Examples to Configure Metabase Properties.