Flow PHP

CacheAttributes

FinalYes

Cache instrumentation attribute keys and span names shared by Flow cache instrumentations.

No official cache semantic convention exists yet; these keys follow the direction of the open proposal and will be aligned once it lands.


    public
        string
    CACHE_KEY
    = 'cache.key'


    public
        string
    CACHE_KEY_COUNT
    = 'cache.key_count'


    public
        string
    CACHE_OPERATION
    = 'cache.operation'


    public
        string
    CACHE_POOL
    = 'cache.pool'


    public
        string
    CACHE_PREFIX
    = 'cache.prefix'


    public
        string
    CACHE_TAG_COUNT
    = 'cache.tag_count'


    public
        string
    CACHE_TAGS
    = 'cache.tags'


    public
        string
    CACHE_VALUE_TYPE
    = 'cache.value_type'


    public
        string
    SPAN_CLEAR
    = 'cache.clear'


    public
        string
    SPAN_DELETE
    = 'cache.delete'


    public
        string
    SPAN_SET
    = 'cache.set'