> db.serverStatus()
{
        "host" : "ER01402N",
        "version" : "2.0.2",
        "process" : "mongod",
        "uptime" : 208,
        "uptimeEstimate" : 132,
        "localTime" : ISODate("2012-02-16T07:40:59.392Z"),
        "globalLock" : {
                "totalTime" : 207873822,
                "lockTime" : 8670205,
                "ratio" : 0.04170897959436182,
                "currentQueue" : {
                        "total" : 0,
                        "readers" : 0,
                        "writers" : 0
                },
                "activeClients" : {
                        "total" : 0,
                        "readers" : 0,
                        "writers" : 0
                }
        },
        "mem" : {
                "bits" : 32,
                "resident" : 1138,
                "virtual" : 1579,
                "supported" : true,
                "mapped" : 1535
        },
        "connections" : {
                "current" : 1,
                "available" : 19999
        },
        "extra_info" : {
                "note" : "fields vary by platform",
                "page_faults" : 642978,
                "usagePageFileMB" : 22,
                "totalPageFileMB" : 9039,
                "availPageFileMB" : 8195,
                "ramMB" : 3057
        },
        "indexCounters" : {
                "note" : "not supported on this platform"
        },
        "backgroundFlushing" : {
                "flushes" : 3,
                "total_ms" : 27620,
                "average_ms" : 9206.666666666666,
                "last_ms" : 5593,
                "last_finished" : ISODate("2012-02-16T07:40:37.084Z")
        },
        "cursors" : {
                "totalOpen" : 0,
                "clientCursors_size" : 0,
                "timedOut" : 0
        },
        "network" : {
                "bytesIn" : 1250666932,
                "bytesOut" : 105023,
                "numRequests" : 1036
        },
        "opcounters" : {
                "insert" : 0,
                "query" : 1,
                "update" : 0,
                "delete" : 0,
                "getmore" : 0,
                "command" : 103
        },
        "asserts" : {
                "regular" : 0,
                "warning" : 0,
                "msg" : 0,
                "user" : 0,
                "rollovers" : 0
        },
        "writeBacksQueued" : false,
        "ok" : 1
}