Hello Jordan, Could you proceed to your tests ? Have you got the same results ?
Regards, Benoit Lair Le lun. 4 oct. 2021 à 17:59, Yordan Kostov <yord...@nsogroup.com> a écrit : > Here are a few considerations: > > - First snapshot of volume is always full snap. > - XenServer/XCP-NG backups are always thin. > - Thin provisioning calculations never go down. Even if you delete data > from disk. > > As you filled the disk of the VM to top the thin provisioning threats it > as full VM from that moment on even if data is deleted. So the full snap > that will be migrated to NFS will always be of max size. > > I am not 100% certain as I am yet to start running backup tests. > > Best regards, > Jordan > > -----Original Message----- > From: Florian Noel <f.n...@webetsolutions.com> > Sent: Monday, October 4, 2021 6:22 PM > To: 'users@cloudstack.apache.org' <users@cloudstack.apache.org> > Subject: Size of the snapshots volume > > > [X] This message came from outside your organization > > > Hi, > > I've a question about the snapshots volume in Cloudstack > > When we take a snapshot of a volume, this create a VHD file on the > secondary storage. > Snapshot size doesn't match volume size used. > > Imagine a volume of 20GB, we fill the volume and empty it just after. > We take a snapshot of the volume from Cloudstack frontend and its size is > 20GB on the secondary storage while the volume is empty. > > We've made the same test with volume provisioning in thin, sparse and fat. > The results are the same. > > We use Cloudstack 4.15.1 with XCP-NG 8.1. The LUNs are connected in iSCSI > on the hypervisors XCP. > > Thanks for your help. > > Best regards. > > > [Logo Web et Solutions]< > https://urldefense.com/v3/__https://cloud.letsignit.com/collect/bc/60e5c62f48323abd316580a3?p=NCQXXscJv3N-mDjmqdZzYH59ppVbYP3afFkR7SxQ1JaS_ev9TYs06R5yG_cSPe6tLuS3Bgn1EjTO39P6hIWtNhqUZ5n-wh878kG0mKc-TDzCgMKxZAoqvlt4NqCVlovo0bn9PcMUWFMak1jGIGRgGg==__;!!A6UyJA!zYKJBkzZPANfqT6kPkY_Mfo8xu_hnCJDzEIYjPMOvqs3MwyZUs0N9FX1Ln1zICtHKJKHCye42DjJ$ > > > > [Facebook]< > https://urldefense.com/v3/__https://cloud.letsignit.com/collect/bc/60e5c62f48323abd316580a3?p=NCQXXscJv3N-mDjmqdZzYH59ppVbYP3afFkR7SxQ1JaS_ev9TYs06R5yG_cSPe6tLuS3Bgn1EjTO39P6hIWtNhqUZ5n-wh878kG0mKc-TDyIo6EwBskR6pg3M12nuwExu8D-tkYDv5BE1h2dA1rTOfbHIEta8XTaUC0Et-KgDBM=__;!!A6UyJA!zYKJBkzZPANfqT6kPkY_Mfo8xu_hnCJDzEIYjPMOvqs3MwyZUs0N9FX1Ln1zICtHKJKHC9_zSGk3$ > > > > [Twitter]< > https://urldefense.com/v3/__https://cloud.letsignit.com/collect/bc/60e5c62f48323abd316580a3?p=NCQXXscJv3N-mDjmqdZzYH59ppVbYP3afFkR7SxQ1JaS_ev9TYs06R5yG_cSPe6tLuS3Bgn1EjTO39P6hIWtNhqUZ5n-wh878kG0mKc-TDxVGISVA_RnJl21WVuzHCTH_v3e4PfK5YBq_Q228Kqxog==__;!!A6UyJA!zYKJBkzZPANfqT6kPkY_Mfo8xu_hnCJDzEIYjPMOvqs3MwyZUs0N9FX1Ln1zICtHKJKHC36OFkHl$ > > > > [LinkedIn]< > https://urldefense.com/v3/__https://cloud.letsignit.com/collect/bc/60e5c62f48323abd316580a3?p=NCQXXscJv3N-mDjmqdZzYH59ppVbYP3afFkR7SxQ1JaS_ev9TYs06R5yG_cSPe6tLuS3Bgn1EjTO39P6hIWtNhqUZ5n-wh878kG0mKc-TDz5UNyOTEm_EvRFXdshn5-xaylm0Ysa1fuL9vCg5uDKfouGPQSgwbQq28Nl7_fXFIA=__;!!A6UyJA!zYKJBkzZPANfqT6kPkY_Mfo8xu_hnCJDzEIYjPMOvqs3MwyZUs0N9FX1Ln1zICtHKJKHCzzSDj-d$ > > > > [Youtube]< > https://urldefense.com/v3/__https://cloud.letsignit.com/collect/bc/60e5c62f48323abd316580a3?p=NCQXXscJv3N-mDjmqdZzYH59ppVbYP3afFkR7SxQ1JaS_ev9TYs06R5yG_cSPe6tLuS3Bgn1EjTO39P6hIWtNhqUZ5n-wh878kG0mKc-TDyEop3qI2i2HFrm2U65Sd5oXm55IjnZsXt1s4eREvsJGMpsgNaX2L3OdByrUM3b4Xg=__;!!A6UyJA!zYKJBkzZPANfqT6kPkY_Mfo8xu_hnCJDzEIYjPMOvqs3MwyZUs0N9FX1Ln1zICtHKJKHC3f1vTjU$ > > > > Florian Noel > > Administrateur Systèmes Et Réseaux > > [ > https://urldefense.com/v3/__https://storage.letsignit.com/icons/designer/v2/phone-1.png__;!!A6UyJA!zYKJBkzZPANfqT6kPkY_Mfo8xu_hnCJDzEIYjPMOvqs3MwyZUs0N9FX1Ln1zICtHKJKHCxqW91pG$ > ] 02 35 78 11 90 > > 705 Avenue Isaac Newton > > 76800 Saint-Etienne-Du-Rouvray > > [Payneo]< > https://urldefense.com/v3/__https://cloud.letsignit.com/collect/b/60ed92296e8c02bf93d4f9aa?p=NCQXXscJv3N-mDjmqdZzYH59ppVbYP3afFkR7SxQ1JaS_ev9TYs06R5yG_cSPe6tLuS3Bgn1EjTO39P6hIWtNhqUZ5n-wh878kG0mKc-TDx4rIKe6rk374sFS07v0YLIvIF68SXTHzNmGDb3XO6dLQ==__;!!A6UyJA!zYKJBkzZPANfqT6kPkY_Mfo8xu_hnCJDzEIYjPMOvqs3MwyZUs0N9FX1Ln1zICtHKJKHCyft4U9I$ > > > > > >
