[zfs-discuss] Convert pool from ashift=12 to ashift=9

2012-03-18 Thread Jim Klimov
Hello all, I was asked if it is possible to convert a ZFS pool created explicitly with ashift=12 (via the tweaked binary) and filled with data back into ashift=9 so as to use the slack space from small blocks (BP's, file tails, etc.) The user's HDD marketing text says that it "efficiently" emula

Re: [zfs-discuss] Cannot remove slog device

2012-03-18 Thread Edward Ned Harvey
> From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- > boun...@opensolaris.org] On Behalf Of Jan Hellevik > > I have offlined the cache device, which happened immediately, but both > offline/remove of the slog hangs and makes the box unusable. If the system hangs when you try to remov

[zfs-discuss] Question about "Seagate Pipeline HD" or "SV35 series"HDDs

2012-03-18 Thread Jim Klimov
Hello, while browsing around today I stumbled across "Seagate Pipeline HD" HDDs lineup (i.e. ST2000VM002). Did any ZFS users have any experience with them? http://www.seagate.com/www/en-us/products/consumer_electronics/pipeline/ http://www.seagate.com/www/en-us/products/consumer_electronics/sv35_s