Re: [zfs-discuss] AHCI or IDE?

2010-12-19 Thread Richard Elling
On Dec 16, 2010, at 12:08 PM, Alexander Lesle wrote:

 Hello Pasi,
 
 thx for the quick answer.
 
 Its sounds fine because with the Asus Board and at Nexenta always I
 get a message that my rpool is degraded when I set AHCI.

That is very unusual.  Please send the output of zpool status -xv

 Additionally with the LSI HBA the board doesnt boot by set AHCI.

This sounds like a crappy BIOS or HBA firmware.  Also, it could be
some combination of BIOS settings that confuse the issue.
 -- richard

 
 am Donnerstag, 16. Dezember 2010 um 20:53 hat Pasi Kärkkäinen u.a.
 in mid:20101216195305.gz2...@reaktio.net geschrieben:
 On Thu, Dec 16, 2010 at 08:43:02PM +0100, Alexander Lesle wrote:
 Hello All,
 
 I want to build a home file and media server now. After experiment with a
 Asus Board and running in unsolve problems I have bought this
 Supermicro Board X8SIA-F with Intel i3-560 and 8 GB Ram
 http://www.supermicro.com/products/motherboard/Xeon3000/3400/X8SIA.cfm?IPMI=Y
 also the LSI HBA SAS 9211-8i
 http://lsi.com/storage_home/products_home/host_bus_adapters/sas_hbas/internal/sas9211-8i/index.html
 
 rpool = 2vdev mirror
 tank = 2 x 2vdev mirror. For the future I want to have the option to
 expand up to 12 x 2vdev mirror.
 
 After reading the board manual I found at page 4-9 where I can set
 SATA#1 from IDE to AHCI.
 
 Can zfs handle AHCI for rpool?
 Can zfs handle AHCI for tank?
 
 Thx for helping.
 
 
 You definitely want to use AHCI and not the legacy IDE.
 
 AHCI enables:
- disk hotswap.
- NCQ (Native Command Queuing) to execute multiple commands at the 
 same time.
 
 
 -- Pasi
 
 
 -- 
 Schoenen Abend wuenscht
 Alexander
 mailto:gro...@tierarzt-mueller.de
 eMail geschrieben mit: The Bat! 4.0.38
 unter Windows Pro 
 
 
 
 
 
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Re: [zfs-discuss] AHCI or IDE?

2010-12-16 Thread Pasi Kärkkäinen
On Thu, Dec 16, 2010 at 08:43:02PM +0100, Alexander Lesle wrote:
 Hello All,
 
 I want to build a home file and media server now. After experiment with a
 Asus Board and running in unsolve problems I have bought this
 Supermicro Board X8SIA-F with Intel i3-560 and 8 GB Ram
 http://www.supermicro.com/products/motherboard/Xeon3000/3400/X8SIA.cfm?IPMI=Y
 also the LSI HBA SAS 9211-8i
 http://lsi.com/storage_home/products_home/host_bus_adapters/sas_hbas/internal/sas9211-8i/index.html
 
 rpool = 2vdev mirror
 tank = 2 x 2vdev mirror. For the future I want to have the option to
 expand up to 12 x 2vdev mirror.
 
 After reading the board manual I found at page 4-9 where I can set
 SATA#1 from IDE to AHCI.
 
 Can zfs handle AHCI for rpool?
 Can zfs handle AHCI for tank?
 
 Thx for helping.


You definitely want to use AHCI and not the legacy IDE.

AHCI enables:
- disk hotswap.
- NCQ (Native Command Queuing) to execute multiple commands at the same 
time.


-- Pasi

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Re: [zfs-discuss] AHCI or IDE?

2010-12-16 Thread Alexander Lesle
Hello Pasi,

thx for the quick answer.

Its sounds fine because with the Asus Board and at Nexenta always I
get a message that my rpool is degraded when I set AHCI.
Additionally with the LSI HBA the board doesnt boot by set AHCI.

am Donnerstag, 16. Dezember 2010 um 20:53 hat Pasi Kärkkäinen u.a.
in mid:20101216195305.gz2...@reaktio.net geschrieben:
 On Thu, Dec 16, 2010 at 08:43:02PM +0100, Alexander Lesle wrote:
 Hello All,
 
 I want to build a home file and media server now. After experiment with a
 Asus Board and running in unsolve problems I have bought this
 Supermicro Board X8SIA-F with Intel i3-560 and 8 GB Ram
 http://www.supermicro.com/products/motherboard/Xeon3000/3400/X8SIA.cfm?IPMI=Y
 also the LSI HBA SAS 9211-8i
 http://lsi.com/storage_home/products_home/host_bus_adapters/sas_hbas/internal/sas9211-8i/index.html
 
 rpool = 2vdev mirror
 tank = 2 x 2vdev mirror. For the future I want to have the option to
 expand up to 12 x 2vdev mirror.
 
 After reading the board manual I found at page 4-9 where I can set
 SATA#1 from IDE to AHCI.
 
 Can zfs handle AHCI for rpool?
 Can zfs handle AHCI for tank?
 
 Thx for helping.


 You definitely want to use AHCI and not the legacy IDE.

 AHCI enables:
 - disk hotswap.
 - NCQ (Native Command Queuing) to execute multiple commands at the 
 same time.


 -- Pasi


-- 
Schoenen Abend wuenscht
Alexander
mailto:gro...@tierarzt-mueller.de
eMail geschrieben mit: The Bat! 4.0.38
unter Windows Pro 





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Re: [zfs-discuss] AHCI or IDE?

2010-12-16 Thread Deano
AHCI or IDE is at the device level not zfs level, as such it's a property of
the OS layer. I suspect all OSs that zfs run on support AHCI directly
(OpenSolaris do). 

Always use it instead of IDE emulation (which is what is happening what you
select IDE in the firmware, it is purely for old OS support with no direct
SATA support)

HTH,
Deano

-Original Message-
From: zfs-discuss-boun...@opensolaris.org
[mailto:zfs-discuss-boun...@opensolaris.org] On Behalf Of Alexander Lesle
Sent: 16 December 2010 19:43
To: zfs-discuss@opensolaris.org
Subject: [zfs-discuss] AHCI or IDE?

Hello All,

I want to build a home file and media server now. After experiment with a
Asus Board and running in unsolve problems I have bought this
Supermicro Board X8SIA-F with Intel i3-560 and 8 GB Ram
http://www.supermicro.com/products/motherboard/Xeon3000/3400/X8SIA.cfm?IPMI=
Y
also the LSI HBA SAS 9211-8i
http://lsi.com/storage_home/products_home/host_bus_adapters/sas_hbas/interna
l/sas9211-8i/index.html

rpool = 2vdev mirror
tank = 2 x 2vdev mirror. For the future I want to have the option to
expand up to 12 x 2vdev mirror.

After reading the board manual I found at page 4-9 where I can set
SATA#1 from IDE to AHCI.

Can zfs handle AHCI for rpool?
Can zfs handle AHCI for tank?

Thx for helping.
-- 
Regarrds
Alexander

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Re: [zfs-discuss] AHCI or IDE?

2010-12-16 Thread Edward Ned Harvey
 From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss-
 boun...@opensolaris.org] On Behalf Of Alexander Lesle
 
 After reading the board manual I found at page 4-9 where I can set
 SATA#1 from IDE to AHCI.
 
 Can zfs handle AHCI for rpool?
 Can zfs handle AHCI for tank?

Yes, and yes.
Always use AHCI over Legacy, for any OS that is even remotely close to
modern.

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