MongDB

db.serverStatus(); {         "host" : "admin:20000",         "version" : "2.0.4",         "process" : "mongod",         "uptime" : 16,         "uptimeEstimate" : 14,         "localTime" : ISODate("2012-07-26T13:26:38.375Z"),         "globalLock" : {                 "totalTime" : 15421875,                 "lockTime" : 0,                 "ratio" : 0,                 "currentQueue" : {                         "total" : 0,                         "readers" : 0,                         "writers" : 0                 },                 "activeClients" : {                         "total" : 0,                         "readers" : 0,                         "writers" : 0                 }         },         "mem" : {                 "bits" : 32,                 "resident" : 15,                 "virtual" : 57,                 "supported" : true,                 "mapped" : 0         },         "connections" : {                 "current" : 1,                 "available" : 19999         },         "extra_info" : {                 "note" : "fields vary by platform",                 "page_faults" : 4032,                 "usagePageFileMB" : 19,                 "totalPageFileMB" : 3871,                 "availPageFileMB" : 2878,                 "ramMB" : 1977         },         "indexCounters" : {                 "note" : "not supported on this platform"         },         "backgroundFlushing" : {                 "flushes" : 0,                 "total_ms" : 0,                 "average_ms" : 0,                 "last_ms" : 0,                 "last_finished" : ISODate("1970-01-01T00:00:00Z")         },         "cursors" : {                 "totalOpen" : 0,                 "clientCursors_size" : 0,                 "timedOut" : 0         },         "network" : {                 "bytesIn" : 220,                 "bytesOut" : 261,                 "numRequests" : 3         },         "opcounters" : {                 "insert" : 0,                 "query" : 1,                 "update" : 0,                 "delete" : 0,                 "getmore" : 0,                 "command" : 4         },         "asserts" : {                 "regular" : 0,                 "warning" : 0,                 "msg" : 0,                 "user" : 0,                 "rollovers" : 0         },         "writeBacksQueued" : false,         "ok" : 1