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><H1
><A
NAME="function.Memcache-getExtendedStats"
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>Memcache::getExtendedStats</H1
><DIV
CLASS="refnamediv"
><A
NAME="AEN118323"
></A
><P
>    (no version information, might be only in CVS)</P
>Memcache::getExtendedStats&nbsp;--&nbsp;Get statistics from all servers in pool</DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN118326"
></A
><H2
>说明</H2
>array <B
CLASS="methodname"
>Memcache::getExtendedStats</B
> ( [string type [, int slabid [, int limit]]] )<BR
></BR
><P
>&#13;   <B
CLASS="function"
>Memcache::getExtendedStats()</B
> returns a two-dimensional
   associative array with server statistics. Array keys correspond to 
   host:port of server and values contain the individual server statistics.
   A failed server will have its corresponding entry set to <TT
CLASS="constant"
><B
>FALSE</B
></TT
>.
   You can also use the <B
CLASS="function"
>memcache_get_extended_stats()</B
> function.
  </P
><DIV
CLASS="note"
><BLOCKQUOTE
CLASS="note"
><P
><B
>注意: </B
>
    This function has been added to Memcache version 2.0.0.
   </P
></BLOCKQUOTE
></DIV
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN118346"
></A
><H2
>参数</H2
><P
>&#13;   <P
></P
><DIV
CLASS="variablelist"
><DL
><DT
><CODE
CLASS="parameter"
>type</CODE
></DT
><DD
><P
>&#13;       The type of statistics to fetch. Valid values are {reset, 
       malloc, maps, cachedump, slabs, items, sizes}. According to
       the memcached protocol spec these additional arguments "are 
       subject to change for the convenience of memcache developers".
      </P
></DD
><DT
><CODE
CLASS="parameter"
>slabid</CODE
></DT
><DD
><P
>&#13;       Used in conjunction with <CODE
CLASS="parameter"
>type</CODE
> set to 
       cachedump to identify the slab to dump from. The cachedump
       command ties up the server and is strictly to be used for 
       debugging purposes.
      </P
></DD
><DT
><CODE
CLASS="parameter"
>limit</CODE
></DT
><DD
><P
>&#13;       Used in conjunction with <CODE
CLASS="parameter"
>type</CODE
> set to 
       cachedump to limit the number of entries to dump. Default value
       is 100.
      </P
></DD
></DL
></DIV
>
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN118367"
></A
><H2
>返回值</H2
><P
>&#13;   Returns a two-dimensional associative array of server statistics or <TT
CLASS="constant"
><B
>FALSE</B
></TT
>
   on failure.
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN118371"
></A
><H2
>范例</H2
><P
>&#13;   <TABLE
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CLASS="EXAMPLE"
><TR
><TD
><DIV
CLASS="example"
><A
NAME="AEN118374"
></A
><P
><B
>例 1. <B
CLASS="function"
>Memcache::getExtendedStats()</B
> example</B
></P
><TABLE
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><TD
><code><font color="#000000">
<font color="#0000BB">&lt;?php<br />&nbsp;&nbsp;&nbsp;&nbsp;$memcache_obj </font><font color="#007700">= new </font><font color="#0000BB">Memcache</font><font color="#007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">$memcache_obj</font><font color="#007700">-&gt;</font><font color="#0000BB">addServer</font><font color="#007700">(</font><font color="#DD0000">'memcache_host'</font><font color="#007700">, </font><font color="#0000BB">11211</font><font color="#007700">);<br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">$memcache_obj</font><font color="#007700">-&gt;</font><font color="#0000BB">addServer</font><font color="#007700">(</font><font color="#DD0000">'failed_host'</font><font color="#007700">, </font><font color="#0000BB">11211</font><font color="#007700">);<br />&nbsp;&nbsp;&nbsp;&nbsp;<br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">$stats </font><font color="#007700">= </font><font color="#0000BB">$memcache_obj</font><font color="#007700">-&gt;</font><font color="#0000BB">getExtendedStats</font><font color="#007700">();<br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">print_r</font><font color="#007700">(</font><font color="#0000BB">$stats</font><font color="#007700">);<br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
></TR
></TABLE
><P
>上例将输出：</P
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>Array
(
    [memcache_host:11211] =&#62; Array
        (
            [pid] =&#62; 3756
            [uptime] =&#62; 603011
            [time] =&#62; 1133810435
            [version] =&#62; 1.1.12
            [rusage_user] =&#62; 0.451931
            [rusage_system] =&#62; 0.634903
            [curr_items] =&#62; 2483
            [total_items] =&#62; 3079
            [bytes] =&#62; 2718136
            [curr_connections] =&#62; 2
            [total_connections] =&#62; 807
            [connection_structures] =&#62; 13
            [cmd_get] =&#62; 9748
            [cmd_set] =&#62; 3096
            [get_hits] =&#62; 5976
            [get_misses] =&#62; 3772
            [bytes_read] =&#62; 3448968
            [bytes_written] =&#62; 2318883
            [limit_maxbytes] =&#62; 33554432
        )

    [failed_host:11211] =&#62; false
)</PRE
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>
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN118380"
></A
><H2
>参见</H2
><P
>&#13;   <P
></P
><TABLE
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><TBODY
><TR
><TD
><B
CLASS="function"
>Memcache::getVersion()</B
></TD
></TR
><TR
><TD
><B
CLASS="function"
>Memcache::getStats()</B
></TD
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></P
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