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ryanwitt/mongo_working_set.js

Last active December 17, 2015 16:29
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mongo_working_set.js
// Check mongodb working set size (Mongo 2.4+).
// Paste this into mongo console, get back size in GB
db.runCommand({
serverStatus:1, workingSet:1, metrics:0, locks:0
}).workingSet.pagesInMemory * 4096 / (Math.pow(2,30));
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