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Re: [suse-oracle] ASM and block devices

Fabrizio Magni

2006-09-30

Replies:

Jorge,
has the oracle user the right permission on the devices?

Are the device "clean"?

Go with a dd (with the oracle user) to make sure of both:

dd if=/dev/null of=your_device_here bs=4096k count=10

The easiest way to be able to access the devices is to add the oracle
user at the "disk" group.

Regards
Fabrizio

PS: ASM_DISKSTRING can be set before creating the ASM or even after.
You can always add the devices after the ASM instance is running.

LOPEZ DIAZ, JORGE wrote:
> Hi Fabrizio,
>
>
>
> When runInstaller ask for select candidate disks, there is a buttom to change where to look at. If I specify '/dev/sd*' to try to use block devices the list is empty. If I specify '/dev/*' the list has two lines: /dev/random and /dev/null.
>
>
>
> Perhaps I must specify ASM_DISKSTRING before to lunch runInstaller.
>
>
>
>
>
> Jorge L?pez D?az
>
> ________________________________
>
> De: Fabrizio Magni [mailto:fabrizio.magni@(protected)]
> Enviado el: jueves, 28 de septiembre de 2006 14:21
> Para: LOPEZ DIAZ, JORGE
> CC: suse-oracle@(protected)
> Asunto: Re: [suse-oracle] ASM and block devices
>
>
>
> Ho Jorge,
> where are you looking at when trying to discover the device?
>
> Pay attention the the SM config parameter: ASM_DISKSTRING.
>
> Regards
> Fabrizio
>
> On 9/28/06, LOPEZ DIAZ, JORGE <jorge.lopez@(protected):
>
> Hello again.
>
>
>
>  Now I'm trying to configure ASM in my VMware 2 nodes 10g RAC. Is it possible to use block devices for ASM without installing asmlib? I can't get runInstaller sees any block device.
>
>
>
> SLES 10 x86_64
>
> RAC and Database 10.2.0.1
>
> Vmware Server 1.0.1
>
>
>
> Thank you
>
>
>
> Jorge L?pez D?az
>
>
>
>
>
>
>
>

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