[Ocfs2-users] Problems building ocfs2 rpm on Fedora 9

Sunil Mushran Sunil.Mushran at oracle.com
Tue Jul 1 09:45:53 PDT 2008


My recommendation is for you to use an enterprise kernel... (rh)el or sles.
For shared storage, use iscsi. sles10 ships with a good iscsi target.
Firewire as a shared disk was useful when there was no inexpensive
shared disk available. That is no longer the case.

Tina Soles wrote:
> Sunil,
>
> I am setting up an Oracle RAC using these instructions
> http://www.oracle.com/technology/pub/articles/hunter_rac10gr2_2.html#16
>
> which states the following:
>
> "Note: You are using the datavolume option to mount the new filesystem
> here. Oracle database users must mount any volume that will contain the
> Voting Disk file, Cluster Registry (OCR), Data files, Redo logs, Archive
> logs, and Control files with the datavolume mount option so as to ensure
> that the Oracle processes open the files with the o_direct flag. The
> nointr option ensures that the I/O's are not interrupted by signals."
>
> It is my understanding that the Voting Disk and OCR files must reside on
> shared storage. I'm using a firewire drive for my shared storage. Is
> there anywhere else I can place the voting disk and OCR files other than
> my firewire drive? It is the only "shared storage" device that I have
> setup.
>
> Sorry about the confusion. Any help you can give me would be most
> appreciated.
>
> Thanks.  
>
>
>
> -----Original Message-----
> From: SUNIL.MUSHRAN at ORACLE.COM [mailto:SUNIL.MUSHRAN at ORACLE.COM] 
> Sent: Sunday, June 29, 2008 11:20 PM
> To: Tao Ma; Tina Soles
> Cc: ocfs2-users at oss.oracle.com
> Subject: Re: [Ocfs2-users] Problems building ocfs2 rpm on Fedora 9
>
> datavolume mount option is only on ocfs2 for enterprise kernels.
>
> For most part, you shouldn't require it for using it as a datastore.
> Instead set init.ora param filesystemio_options to directio (or is it
> odirect).
>
> The only bit that won't work here is using ocfs2 for the voting disk and
> ocr... as datavolume is necessary to force enable odirect.
> But you can always use raw for that.
>
> Sunil
>
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>   




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