Search Results for "hash check"

...However from those 10GB file only ~500MB is daily changed and you can shrink your backup storage to 15GB, if you keep only the daily difference. The BinDiff makes this job for you. Initially you make a full copy of vmfk file (let's say every month or two). That time you also make a hash file to track the block changes. You keep the hash file (which is small enough) and every day make a differential file from vmdk file that you keep on the backup storage. Profit! For the recovery BinDiff merges the latest available diff file with the initial vmdk file and gives you the full vmdk on that day. You can also make/check md5 checksums if necessary. ...