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NetGear ReadyNAs 4220 Snapshot
Hello, I have Ready NAS storage 4220, I made volume consists of 5 disks (5*4TB) with RAID 5 and I made ISCSI Lun with size (13.48 TB) , the free space is (1.05TB) after three snapshots , I received e...
When you first make a snapshot it uses no space. Every time a block changes in the LUN, the snapshot space goes up by a block. So the required snapshot space depends on the usage pattern.
With BTRFS it's good to maintain about 15% free space, and that's what you started with (with no snapshots). So maybe add another 4 TB drive to the array?
Is there any formula to collect the required space for snapshot depending on the LUN size ???
Hi tarekj,
Based on the description of the issue that you have provided, I may need to check this with others who can probably assist you and get back to you as soon as possible.
Thanks for your cooperation!
Regards,
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