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WinCache Funktionen

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wincache_scache_info

(PECL wincache >= 1.1.0)

wincache_scache_info — Retrieves information about files cached in the session cache

Beschreibung

array wincache_scache_info ([ bool $summaryonly = false ] )

Retrieves information about session cache content and its usage.

Parameter-Liste

summaryonly

Controls whether the returned array will contain information about individual cache entries along with the session cache summary.

Rückgabewerte

Array of meta data about session cache Im Fehlerfall wird FALSE zurückgegeben.

The array returned by this function contains the following elements:

  • total_cache_uptime - total time in seconds that the session cache has been active
  • total_item_count - total number of elements that are currently in the session cache
  • is_local_cache - true is the cache metadata is for a local cache instance, false if the metadata is for the global cache
  • total_hit_count - number of times the data has been served from the cache
  • total_miss_count - number of times the data has not been found in the cache

  • scache_entries - an array that contains the information about all the cached items:

    • key_name - name of the key which is used to store the data
    • value_type - type of value stored by the key
    • use_time - time in seconds since the file has been accessed in the opcode cache
    • last_check - time in seconds since the file has been checked for modifications
    • ttl_seconds - time remaining for the data to live in the cache, 0 meaning infinite
    • age_seconds - time elapsed from the time data has been added in the cache
    • hitcount - number of times data has been served from the cache

Beispiele

Beispiel #1 A wincache_scache_info() example

<pre>
<?php
print_r(wincache_scache_info());
?>
</pre>

Das oben gezeigte Beispiel erzeugt folgende Ausgabe:

Array
(
    [total_cache_uptime] => 17357
    [total_file_count] => 121
    [total_hit_count] => 36562
    [total_miss_count] => 201
    [scache_entries] => Array
        (
            [1] => Array
                (
                    [file_name] => c:\inetpub\wwwroot\checkcache.php
                    [add_time] => 17356
                    [use_time] => 7
                    [last_check] => 10
                    [hit_count] => 454
                    [function_count] => 0
                    [class_count] => 1
                )
            [2] => Array (...iterates for each cached file)
        )
)

Siehe auch


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