> db.serverStatus();
{
        "uptime" : 568,
        "localTime" : ISODate("2011-01-13T17:04:14.746Z"),
        "mem" : 
,
        "connections" : 
,
        "extra_info" : 
,
        "opcounters" : 
,
        "ops" : {
                "sharded" : 
,
                "notSharded" : 
        },
        "shardCursorType" : {
        },
        "asserts" : 
,
        "network" : 
,
        "ok" : 1
}