Re: trying to add disk to asm

You should know whether or not you're using ASMLib. That makes a huge difference in how this works.

Query the v$asm_disk view to see if you can see that new disk that you want to add and if it is in CANDIDATE status.

Don.

On Tue, Jul 12, 2016 at 7:40 AM, Zelli, Brian <Brian.Zelli_at_roswellpark.org> wrote:

>
>
> *From:* Ryan January [mailto:rjanuary_at_gmail.com]
> *Sent:* Tuesday, July 12, 2016 8:32 AM
> *To:* Zelli, Brian
> *Cc:* oracle-l (oracle-l_at_freelists.org)
> *Subject:* Re: trying to add disk to asm
>
>
>
> In my experience if ASM is saying the disk doesn't exist it's likely for
> good reason. There could be a few things that were missed along the way.
>
>
>
> What OS? unix
>
>
>
> How are you mapping device to your /dev path (ASMlib, UDEV, etc...) ? How
> do I check this? I don’t know.
>
>
>
> Does the /dev path actually exist? Yes it is /dev/oracleasm/
>
>
>
> What are the disk's permissions? drwxr-xr-x 2 root sys
> 8192 May 19 07:11 oracleasm* So do I need to be root to add it?*
>
>
>
>
>
> What OS account is ASM running as? oracle
>
>
>
> If you're using ASMlib, What does your ASM disk discovery path currently
> look like? Don’t know this…..
>
>
>
> Has the disk been 'stamped' with oracleasm prior to your attempt to add
> the disk?
>
> I saw this when I googled for asm. Do I have to run /etc/init.d/oracleasm createdisk cert_asmdisk118 /dev/oracleasm?
>
>
>
>
>
> On Jul 12, 2016, at 6:49 AM, Zelli, Brian <Brian.Zelli_at_RoswellPark.org
> <Brian.Zelli_at_roswellpark.org>> wrote:
>
>
>
> Ok, trying to add disk to asm…..
>
>
>
> I set the environment to asm
>
> Log in with sysasm
>
> And run
>
>
>
> alter diskgroup cert_dg1
>
> add disk '/dev/oracleasm/cert_asmdisk118'
>
>
>
> but get:
>
>
>
> ERROR at line 1:
>
> ORA-15032: not all alterations performed
>
> ORA-15031: disk specification '/dev/oracleasm/cert_asmdisk118' matches no
> disks
>
>
>
> What am I doing wrong?
>
>
>
> Brian
>
>
>
>
>
>
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-- 
Don Seiler
http://www.seiler.us

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