Re: udev VS oracleasm disk aliasing - preferences?

I too see ASMlib as an additional layer which adds little to the overall result.
One thing which hasn't been mentioned about ASMlib: if you get issues
with ASMlib itself, you are pretty much alone.
Frits Hoogland

http://fritshoogland.wordpress.com
mailto:frits.hoogland@xxxxxxxxx
cell: +31 6 53569942

Op 6 jul. 2012 om 17:34 heeft Niall Litchfield
<niall.litchfield@xxxxxxxxx> het volgende geschreven:

> Well, Wim Coekaerts has an excellent blog on what asmlib is just out.
> https://blogs.oracle.com/wim/entry/asmlib . I'm assuming you mean asmlib in
> this context. I have long suggested that asmlib is pretty pointless (though
> that is changing for Oracle storage hardware) as it merely handles
> persistent naming and disk labelling and operating systems do that better.
> In addition you *will* need to upgrade asmlib every time you do a kernel
> update (say for a security patch : 5 of those already this year). If you
> have multipath devices, which you should have, then mpath and udev
> integrate pretty well together on current O/S releases.
> Bottom line asmlib was a proposed standard from oracle which no-one else
> adopted and life has moved on.
>
> Caveat: asmlib continues to be included in UEK which you probably also
> ought to be using and there are enhancements for data integrity if the
> storage manufacturer is oracle.
>
>
> On Fri, Jul 6, 2012 at 3:45 PM, Taylor, Chris David <
> ChrisDavid.Taylor@xxxxxxxxxxxxxxx> wrote:
>
>> Anyone know of any particular system or application reason to favor udev
>> over oracleasm or vice versa?
>>
>> Chris Taylor
>>
>> "Quality is never an accident; it is always the result of intelligent
>> effort."
>> -- John Ruskin (English Writer 1819-1900)
>>
>> Any views and/or opinions expressed herein are my own and do not
>> necessarily reflect the views of Ingram Industries, its affiliates, its
>> subsidiaries or its employees.
>>
>>
>>
>>
>> --
>> http://www.freelists.org/webpage/oracle-l
>>
>>
>>
>
>
> --
> Niall Litchfield
> Oracle DBA
> http://www.orawin.info
>
>
> --
> http://www.freelists.org/webpage/oracle-l
>
>


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