Re: NFS mounted stale redo log

From: sybrandb <>
Date: Wed, 13 Feb 2008 01:46:53 -0800 (PST)
Message-ID: <>

On Feb 12, 7:13 pm, rjlolli <> wrote:
> We have come across a strange situation concerning redo logs that are
> NFS mounted.  We have an Oracle database with 4 redo log groups with 3
> members in each group.  Of the 3 members, one of those member is NFS
> mounted remotely.  From time to time, Oracle will mark the NFS mounted
> redo log member stale for a split second and then it's status will go
> back to normal.  I had always thought once Oracle marks a redo log
> stale it remains stale until Oracle cycles back around through log
> switches.  Why is Oracle doing this?  Is there a parameter that will
> assure us the member remains stale?  My theory is that the NFS mounted
> redo log is marked stale for such a short period of time that Oracle
> is re-synching it with the remaining 2 local members and moving on.
> Please help if you have any ideas.  Thanks.
> BTW.  This is on Oracle 9.2

since when does Oracle support NFS?
This is new for me.
My theory is you have lack of diskspace, and in order to save money, you implemented this kludge.
Get your creditcard handy and buy extra disk.

Sybrand Bakker
Senior Oracle DBA
Received on Wed Feb 13 2008 - 03:46:53 CST

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