Re: Shred mount option for ext4?

2006-11-01 Thread Andreas Dilger
On Oct 31, 2006 15:14 -0500, Nikolai Joukov wrote: 1. One of the patches performs N overwrites with configurable patterns (can comply with NIST and NISPOM standards). Because of the transaction compaction we had to separately add overwriting as separate transactions. Fortunately, the whole

Re: Shred mount option for ext4?

2006-11-01 Thread Ric Wheeler
Andreas Dilger wrote: On Oct 31, 2006 15:14 -0500, Nikolai Joukov wrote: 1. One of the patches performs N overwrites with configurable patterns (can comply with NIST and NISPOM standards). Because of the transaction compaction we had to separately add overwriting as separate

Re: Shred mount option for ext4?

2006-11-01 Thread Nikolai Joukov
1. One of the patches performs N overwrites with configurable patterns (can comply with NIST and NISPOM standards). Because of the transaction compaction we had to separately add overwriting as separate transactions. Fortunately, the whole procedure is still atomic due to the orphan list.

Shred mount option for ext4?

2006-10-31 Thread Samuel Tardieu
Sorry if this has been discussed already, I couldn't find anything in the list archive about it. What about adding the possibility of shredding or erasing free blocks on an ext4 filesystem? I value my privacy and the privacy of the people I host, and I often use shred(1) when erasing files from

Re: Shred mount option for ext4?

2006-10-31 Thread Erik Mouw
On Tue, Oct 31, 2006 at 11:36:11AM +0100, Samuel Tardieu wrote: I value my privacy and the privacy of the people I host, and I often use shred(1) when erasing files from my server. The goal is to avoid that either a hacker or a post-mortem analysis gets ancien data from my disk. There are