[linux-lvm] lvmtrim

Alasdair G Kergon agk at redhat.com
Wed Oct 19 13:16:09 UTC 2011


On Wed, Oct 19, 2011 at 02:07:23PM +0100, Alasdair G Kergon wrote:
> 2) Add vgtrim (+man page) which takes VG-style arguments, uses
> process_each_pv_in_vg which uses process_each_segment_in_pv which checks if
> segment is free and if so calls the code from (1) to issue a discard on it.
 
Adding a new cmd involves:
  create tools/vgtrim.c   (e.g. use stripped down vgdisplay.c as template?)
  Add to SOURCES in Makefile
  Add section to commands.h (alphabetically)

Alasdair




More information about the linux-lvm mailing list