[OpenIndiana-discuss] Hitachi 4 TB disks + HP Microserver + OI 151 + ZFS

[George Wilson]

On Apr 29, 2012, at 2:53 PM, Gary Mills wrote:

> On Sun, Apr 29, 2012 at 02:45:05PM -0400, George Wilson wrote:
>> On Apr 29, 2012, at 1:28 PM, Roy Sigurd Karlsbakk wrote:
>> 
>>>>> Also, I posted a bug report for it here
>>>>> https://www.illumos.org/issues/2663
>>> 
>>> Seems the old post about the initial patch is here
>>> https://www.illumos.org/issues/453
>> 
>> Speaking of 4K sectors, I've taken a slightly different approach
>> that fixes this outside of ZFS. The idea is to allow sd to override
>> the physical-block-size which ZFS will pick up. The way this works
>> is you can specify the Vendor/Product id in sd.conf. Here's an
>> example:
> 
>> sd-config-list = "NETAPP  LUN, "physical-block-size:4096";
> 
> Yes, since this is a hardware issue, the best course of action would
> be to list the offending disk drives in a system file.
> 
> Does the Netapp lie about the block size of its LUNs?

Yeah, this apparently is a common problem when using ZFS and Netapp.

- George

> 
> -- 
> -Gary Mills-		-refurb-		-Winnipeg, Manitoba, Canada-
> 
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