W3CacheHttpsysCacheable, ROOT\WMI

Class | Methods | Properties (7) | Qualifiers (7) | Instances | Namespaces (2)
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Description

IIS decides if the request is HTTP.SYS cacheable

W3CacheHttpsysCacheable properties

W3CacheHttpsysCacheable has 7 properties (5 Local, 2 Derived)

NameOriginCIMType
CachePolicyW3CacheHttpsysCacheable19 [uint32]
ContextIdW3CacheHttpsysCacheable13 [object]
FlagsIIS_Trace19 [uint32]
HttpsysCacheableW3CacheHttpsysCacheable11 [boolean]
LevelIIS_Trace19 [uint32]
ReasonW3CacheHttpsysCacheable19 [uint32]
TimeToLiveW3CacheHttpsysCacheable19 [uint32]

Detailed description of W3CacheHttpsysCacheable properties

Local properties (5) of W3CacheHttpsysCacheable class

▲ CachePolicy property
CIMTYPE'uint32'
DefineValues['NO_CACHE', 'USER_INVALIDATES', 'TIME_TO_LIVE']
Description'Cache policy'
ValueDescriptions['No cache', 'User Invalidates', 'Time to Live']
ValueMap['0', '1', '2']
Values['NO_CACHE', 'USER_INVALIDATES', 'TIME_TO_LIVE']
ValueType'index'
WmiDataId4
CachePolicy property is in 2 classes of ROOT\WMI and in 2 namespaces
▲ ContextId property
ActivityIDTrue
CIMTYPE'object'
Description'Context ID'
extension'Guid'
readTrue
WmiDataId1
ContextId property is in 289 classes of ROOT\WMI and in 2 namespaces
▲ HttpsysCacheable property
CIMTYPE'boolean'
Description'HTTP.SYS cacheable'
readTrue
WmiDataId2
HttpsysCacheable property is in 1 class (W3CacheHttpsysCacheable) of ROOT\WMI and in 2 namespaces
▲ Reason property
CIMTYPE'uint32'
DefineValues['OK', 'NO_METADATA', 'HTTPSYS_CACHE_DISABLED', 'FILE_COMPRESSIBLE', 'FOOTER_ENABLED', 'SUPRESSING_ENTITY', 'URL_CHANGE_BY_FILTER', 'HTTP_STATUS_NOT_OK', 'CHILD_REQUEST', 'HANDLER_HTTPSYS_UNFRIENDLY', 'FILTER_CACHE_UNAWARE', 'NON_ANONYMOUS_ACCESS', 'IP_RESTRICTION_SET', 'CUSTOM_LOGGING', 'SSL_RESTRICTION', 'ISAPI_NOT_CACHING', 'STATIC_REQUEST_QUERYSTRING', 'RESPONSE_MORE_DATA', 'FILE_NOT_CACHED', 'RESPONSE_SENDING_RAW_HEADERS', 'DYNAMIC_COMPRESSION_ENABLED', 'NO_PIPELINE_ENABLE', 'VERB_NOT_GET', 'NO_CACHE_INVALIDATOR', 'HANDLER_CHANGED', 'REQUEST_FILTER_RULE']
Description'Reason for not HTTP.SYS cacheable'
ValueDescriptions['OK to cache the file', 'No metadata', 'HTTP.SYS cache disabled', 'The file is compressible', 'Footer is enabled', 'Supress the entity', 'URL is changed by filter', 'HTTP status is not 200', 'Child request', 'The current handler is not HTTP.SYS friendly', 'There are filters that are not cache aware', 'Non anonymous auth was used', 'IP restriction set on the URL', 'Custom logging is enabled', 'SSL restriction', 'ISAPI did not specify caching for this response', 'This static request contains a querystring', 'There is more data remaining in this response', 'This static file has not been cached in usermode', 'This response is being sent using unparsed headers', 'Dynamic compression enabled', 'Nothing in the pipeline enabled HTTP.SYS caching', 'HTTP verb must be GET for caching to occur', 'Cache invalidator must be ready before caching', 'Handler for the request was changed', 'Request filter rule depends on headers']
ValueMap['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '10', '11', '12', '13', '14', '15', '16', '17', '18', '19', '20', '21', '22', '23', '24', '25']
Values['OK', 'NO_METADATA', 'HTTPSYS_CACHE_DISABLED', 'FILE_COMPRESSIBLE', 'FOOTER_ENABLED', 'SUPRESSING_ENTITY', 'URL_CHANGE_BY_FILTER', 'HTTP_STATUS_NOT_OK', 'CHILD_REQUEST', 'HANDLER_HTTPSYS_UNFRIENDLY', 'FILTER_CACHE_UNAWARE', 'NON_ANONYMOUS_ACCESS', 'IP_RESTRICTION_SET', 'CUSTOM_LOGGING', 'SSL_RESTRICTION', 'ISAPI_NOT_CACHING', 'STATIC_REQUEST_QUERYSTRING', 'RESPONSE_MORE_DATA', 'FILE_NOT_CACHED', 'RESPONSE_SENDING_RAW_HEADERS', 'DYNAMIC_COMPRESSION_ENABLED', 'NO_PIPELINE_ENABLE', 'VERB_NOT_GET', 'NO_CACHE_INVALIDATOR', 'HANDLER_CHANGED', 'REQUEST_FILTER_RULE']
ValueType'index'
WmiDataId3
Reason property is in 18 classes of ROOT\WMI and in 9 namespaces
▲ TimeToLive property
CIMTYPE'uint32'
Description'Time to live'
readTrue
WmiDataId5
TimeToLive property is in 2 classes of ROOT\WMI and in 10 namespaces

Derived properties (2) of W3CacheHttpsysCacheable class

▲ Flags property
CIMTYPE'uint32'
Flags property is in 2953 classes of ROOT\WMI and in 142 namespaces
▲ Level property
CIMTYPE'uint32'
Level property is in 496 classes of ROOT\WMI and in 12 namespaces

W3CacheHttpsysCacheable Qualifiers

NameValueToInstanceToSubclassOverridableAmendedLocal
Description'IIS decides if the request is HTTP.SYS cacheable'✗✗✓✓✓
dynamicTrue✓✗✓✗✓
EventHttpRequestTrue✗✗✓✗✓
EventLevel4✗✗✓✗✓
EventType14✗✗✓✗✓
EventTypeName'HTTPSYS_CACHEABLE'✗✗✓✓✓
LOCALE1033✗✗✓✓✓

W3CacheHttpsysCacheable System properties

NameValueOriginCIMTypeLocalArray
__PATH'\\.\ROOT\WMI:W3CacheHttpsysCacheable'___SYSTEM8✗✗
__NAMESPACE'ROOT\WMI'___SYSTEM8✗✗
__SERVER'.'___SYSTEM8✗✗
__DERIVATION['IIS_Cache_Trans', 'IIS_Trace', 'EventTrace']___SYSTEM8✗✓
__PROPERTY_COUNT7___SYSTEM3✗✗
__RELPATH'W3CacheHttpsysCacheable'___SYSTEM8✗✗
__DYNASTY'EventTrace'___SYSTEM8✗✗
__SUPERCLASS'IIS_Cache_Trans'___SYSTEM8✗✗
__CLASS'W3CacheHttpsysCacheable'___SYSTEM8✗✗
__GENUS1___SYSTEM3✗✗
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