"ENCODING <key> -- Return the kind of internal representation used in order to store the value associated with a key.",
"FREQ <key> -- Return the access frequency index of the key. The returned integer is proportional to the logarithm of the recent access frequency of the key.",
"IDLETIME <key> -- Return the idle time of the key, that is the approximated number of seconds elapsed since the last access to the key.",
"REFCOUNT <key> -- Return the number of references of the value associated with the specified key.",
"ENCODING <key>",
" Return the kind of internal representation used in order to store the value",
" associated with a <key>.",
"FREQ <key>",
" Return the access frequency index of the <key>. The returned integer is",
" proportional to the logarithm of the recent access frequency of the key.",
"IDLETIME <key>",
" Return the idle time of the <key>, that is the approximated number of",
" seconds elapsed since the last access to the key.",
"REFCOUNT <key>",
" Return the number of references of the value associated with the specified",