Created
January 31, 2013 22:47
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Disk space cost of a mongo database with a single collection with a single document with a single key with a single digit: 211 MB
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| [523]$ mongo asdf | |
| MongoDB shell version: 2.0.4 | |
| connecting to: asdf | |
| > db.a.insert({a:1}); | |
| > | |
| bye | |
| 17:42:36-diamonds:wk2 | |
| [524]$ sudo du -sh /var/lib/mongodb/asdf. | |
| asdf.0 asdf.1 asdf.ns | |
| 17:42:36-diamonds:wk2 | |
| [524]$ sudo du -sh /var/lib/mongodb/asdf* | |
| 65M /var/lib/mongodb/asdf.0 | |
| 129M /var/lib/mongodb/asdf.1 | |
| 17M /var/lib/mongodb/asdf.ns |
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Default configuration, installed on Ubuntu. I have learned about
smallfilesnow but default configuration should be sensible and reasonable for new users who are the least likely to know how to customize. Set defaults for the average new user.