Available disk space shows incorrect value

[nerdatwork]

API disk space used negative

This is really confusing for the end user though, since depending on the situation, this number now means something completely different. I recently had a fairly extreme version of this problem. I run one node on a Drobo device, which uses thin provisioning. It has a 16TB volume, but far less physical disk space. I had only 1.9TB assigned to Storj, which I now wanted to lower to 1.8TB. (Drobos get slow when they fill up beyond 75%, so I wanted to lower it slightly so it would eventually drop b…