hammer prune explanation

[Justin C. Sherrill]

On Sat, May 10, 2008 8:16 pm, Matthew Dillon wrote:

>     Yes, it would be fairly easy to automate it.  Maybe make a 'hammer -S'
>     and add directives to /etc/hammer.conf to tell it what to test for
>     and how often to run some pruning/reblocking ops.  The ioctls could
>     be augmented to add a block I/O limit before it returns, to better
>     control the load.
>
>     I'm not going to do it right now but it someone wants a little side
>     project this would be a great one.  If it isn't done in the next few
>     weeks I'll sit down and do it myself.

I was thinking when I read the earlier post about cron entries for hammer
maintenance that it would be nice to have a 'hammerd' daemon with sensible
defaults; the idea of having to make separate crontab entries for a
filesystem  by default makes me itchy.