Root filesystem went Read- only mode

[Mike Burger]

> Hope you are doing well.
>
> Root filesystem went Read- only mode on production server. Please help me
> it
> happens on three different servers and twice on one server within 10days.
> My Database is corrupted. I am using RHEL4 update 7 on some of servers.
> Disk
> is SAN device.
>
> There seems to be some problem in writing to control file below. Oracle
> got
> terminated abruptly.
> Can anyone please look into it.
>
>
> ORA-00206: error in writing (block 3, # blocks 1) of control file
> ORA-00202: control file: '/u03/oradata/protect/CONTROL02.CTL'
> ORA-27072: File I/O error
>
> Problem solved after reboot the server but its not possible always on
> Production server.
>
> I will really appreciate for any clue.

While I can't give any clue, at present, as to why the filesystem may be
read-only at this point, you can try to remount it, read/write, by
running:

mount -o remount,rw /

Hope that helps.

-- 
Mike Burger
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