and drop the now unused extract_lists function
this also fixes a bug, where we did not add the datastore to the list at
all when there was no rrd data
Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>
Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>
returns a list of the datastores and their usages, a list of usages of
the past month (for the gui) and an estimation of when its full
(using the linear regression)
Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>