extstore: "stats extstore" to dump page data
extstore: "stats extstore" to dump page data

dumps some limited data about each page. version, bytes in use, assigned
bucket if any.

need to add if it's active or free or closed or etc to make it more useful.

gencer/memcached,dormando/memcached,dormando/memcached,memcached/memcached,gencer/memcached,dormando/memcached,memcached/memcached,memcached/memcached,memcached/memcached,gencer/memcached,gencer/memcached,gencer/memcached,memcached/memcached,dormando/memcached,dormando/memcached