Those sorts of suggestions seem reasonable, and we should put them on our list of things to do. One way to implement them a bit more rapidly would be to borrow the sparse-file code that got added to GNU coreutils a week or so ago.
- [Bug-tar] Sparse file performance and suggestions markk
- Re: [Bug-tar] Sparse file performance and suggestions Joerg Schilling
- Re: [Bug-tar] Sparse file performance and suggest... Eric Blake
- Re: [Bug-tar] Sparse file performance and sug... Joerg Schilling
- Re: [Bug-tar] Sparse file performance and suggestions Paul Eggert
- Re: [Bug-tar] Sparse file performance and suggestions Andreas Dilger
