Re: [zfs-discuss] 3TB HDD in ZFS

2010-12-08 Thread Brandon High
On Tue, Dec 7, 2010 at 11:37 PM, Eugen Leitl eu...@leitl.org wrote: What about Hitachi HDS723030ALA640 (aka Deskstar 7K3000, claimed 24/7)? The spec sheets claim 512b sectors, so hopefully it'll work. There's a lot more info to support that at

Re: [zfs-discuss] 3TB HDD in ZFS

2010-12-07 Thread Brandon High
On Mon, Dec 6, 2010 at 7:10 PM, taemun tae...@gmail.com wrote: Sorry, you're right. If they're using 512B internally, this is a non-event here. I think that most folks talking about 3TB drives in this list are looking for internal drives. That the desktop dock (USB, I presume) coalesces blocks

Re: [zfs-discuss] 3TB HDD in ZFS

2010-12-07 Thread Eugen Leitl
On Tue, Dec 07, 2010 at 05:17:08PM -0800, Brandon High wrote: On Mon, Dec 6, 2010 at 7:10 PM, taemun tae...@gmail.com wrote: Sorry, you're right. If they're using 512B internally, this is a non-event here. I think that most folks talking about 3TB drives in this list are looking for

Re: [zfs-discuss] 3TB HDD in ZFS

2010-12-06 Thread Roy Sigurd Karlsbakk
- Original Message - Hi, Anyone who has experience with 3TB HDD in ZFS? Can solaris recognize this new HDD? I haven't tested them, but we're using multi-terabyte iscsi volumes now, so I don't really see what could be different. The only possible issue I know of, is that 3TB

Re: [zfs-discuss] 3TB HDD in ZFS

2010-12-06 Thread Fred Liu
I haven't tested them, but we're using multi-terabyte iscsi volumes now, so I don't really see what could be different. The only possible issue I know of, is that 3TB drives uses 4k sectors, which might not be optimal in all environments. Vennlige hilsener / Best regards 3TB HDD needs UEFI not

Re: [zfs-discuss] 3TB HDD in ZFS

2010-12-06 Thread taemun
On 6 December 2010 21:43, Fred Liu fred_...@issi.com wrote: 3TB HDD needs UEFI not the traditional BIOS and OS support. Fred Fred: http://www.anandtech.com/show/3858/the-worlds-first-3tb-hdd-seagate-goflex-desk-3tb-review/2 Namely: a feature of GPT is 64-bit LBA support. With 64-bit LBAs

Re: [zfs-discuss] 3TB HDD in ZFS

2010-12-06 Thread Sandon Van Ness
On 12/06/2010 05:17 AM, taemun wrote: On 6 December 2010 21:43, Fred Liu fred_...@issi.com mailto:fred_...@issi.com wrote: 3TB HDD needs UEFI not the traditional BIOS and OS support. Fred Fred:

Re: [zfs-discuss] 3TB HDD in ZFS

2010-12-06 Thread Brandon High
On Sun, Dec 5, 2010 at 9:35 PM, Fred Liu fred_...@issi.com wrote: Anyone who has experience with 3TB HDD in ZFS? Can solaris  recognize this new HDD? There shouldn't be any problems using a 3TB drive with Solaris, so long as you're using a 64-bit kernel. Recent versions of zfs should properly

Re: [zfs-discuss] 3TB HDD in ZFS

2010-12-06 Thread taemun
On 7 December 2010 13:25, Brandon High bh...@freaks.com wrote: There shouldn't be any problems using a 3TB drive with Solaris, so long as you're using a 64-bit kernel. Recent versions of zfs should properly recognize the 4k sector size as well. I think you'll find that these 3TB, 4KiB

Re: [zfs-discuss] 3TB HDD in ZFS

2010-12-06 Thread Tim Cook
It's based on a jumper on most new drives. On Dec 6, 2010 8:41 PM, taemun tae...@gmail.com wrote: On 7 December 2010 13:25, Brandon High bh...@freaks.com wrote: There shouldn't be any problems using a 3TB drive with Solaris, so long as you're using a 64-bit kernel. Recent versions of zfs

Re: [zfs-discuss] 3TB HDD in ZFS

2010-12-06 Thread Brandon High
On Mon, Dec 6, 2010 at 6:40 PM, taemun tae...@gmail.com wrote: I think you'll find that these 3TB, 4KiB physical sector drives are still exporting logical sectors of 512B (this is what Anandtech has indicated, anyway). ZFS assumes that the drives logical sectors are directly mapped to physical

Re: [zfs-discuss] 3TB HDD in ZFS

2010-12-06 Thread taemun
On 7 December 2010 13:55, Tim Cook t...@cook.ms wrote: It's based on a jumper on most new drives. Can you back that up with anything? I've never seen anything but requests for a jumper that forces the firmware to export 4KiB sectors. WD EARS at launch provided the ability to force the

[zfs-discuss] 3TB HDD in ZFS

2010-12-05 Thread Fred Liu
Hi, Anyone who has experience with 3TB HDD in ZFS? Can solaris recognize this new HDD? Thanks. Fred ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss