db.currentOp().inprog.filter(function(op){return op.msg === "waiting for write concern"}).map(function(op){op.ms = op.microsecs_running ? op.microsecs_running/1000 : 0; return op;}).filter(function(op){ return op.ms > 50}).map(function(op){return {ms : op.ms, col : op.ns}}).reduce(function(e, c){if(e[c.col]){e[c.col].push(c.ms)}else{e[c.col]=[c.ms]} return e}, {})

{

	"talk-visitor.$cmd" : [

		63.167,

		53.842,

		58.851,

		83.493,

		84.996,

		56.482,

		73.045,

		72.069,

		61.626,

		52.806,

		94.394,

		69.88

	],

	"talk-bprocess.$cmd" : [

		55.879,

		83.506,

		84.399,

		71.866,

		94.442,

		72.401,

		96.183,

		85.898,

		85.221,

		93.1,

		73.524,

		53.025,

		64.207,

		67.257,

		74.376,

		75.892,

		74.373,

		76.926,

		58.193,

		97.267,

		98.968,

		58.552,

		64.406,

		50.717,

		78.873,

		86.672,

		76.467,

		55.732,

		54.724,

		88.214,

		63.564,

		83.126,

		96.293,

		82.08,

		94.8,

		77.737,

		97.811,

		97.347,

		66.507,

		66.666,

		98.903,

		77.283,

		76.561,

		84.656,

		52.504,

		78.816,

		65.262,

		82.005,

		64.24,

		75.829,

		88.85

	],

	"talk-vsession.$cmd" : [

		68.412

	]

}