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Hi, I was discussing the common practice of disk eradication used by many firms for security. I was thinking this may be a useful feature of ZFS to have an option to eradicate data as its removed, meaning after the last reference/snapshot is done and a block is freed, then write the eradication patterns back to the removed blocks. By any chance, has this been discussed or considered before?

If this information is correct, http://opensolaris.org/jive/thread.jspa?threadID=133043 further development of ZFS will take place behind closed doors. Opensolaris will become the internal development version of Solaris with no public distributions. The community has been abandoned. -- -Gary Mills- -Unix Group- -Computer and Network Services-

To improve the performance of scripts that manipulate zfs snapshots and the zfs snapshot service in perticular there needs to be a way to list all the snapshots for a given object and only the snapshots for that object. There are two RFEs filed that cover this: http://bugs.opensolaris.org/view_bug.do?bug_id=6352014 : ''zfs list'' should have an option to only present direct