search for: creating_sparse_fil

Hi all, I'm writing a script that uses rsync to sync 2 dirs on C7. I noticed a strange behaviour. I have 2 dir: src and dest. In src dir I generate a testfile with "dd if=/dev/zero of=testfile bs=1M count=100" and when I run "du -h testfile" I get the correct result. Then I sync src/ to dest/ using "rsync -avS? src/ dest/", all ok but when I run "du -h

...ng -S > (--sparse) from rsync command problem does not occour. > In another test, thinking about a problem on 0ed file, I tried file > generation using /dev/urandom then /dev/zero and running rsync -avS the > problem is disappeared. > https://wiki.archlinux.org/index.php/Sparse_file#Creating_sparse_files In short, rsync is being told to create sparse files with the -S flag, so it does. Could you share what you did with the urandom then zero test you mentioned? I'm curious what exact sequence of commands you used.

...) from rsync command problem does not occour. >> In another test, thinking about a problem on 0ed file, I tried file >> generation using /dev/urandom then /dev/zero and running rsync -avS the >> problem is disappeared. >> > https://wiki.archlinux.org/index.php/Sparse_file#Creating_sparse_files > > In short, rsync is being told to create sparse files with the -S flag, so > it does. Could you share what you did with the urandom then zero test you > mentioned? I'm curious what exact sequence of commands you used. > _______________________________________________ > C...