Tim Haley wrote:
>
> PROPOSED SOLUTION:
>
> This fast-track proposes two new command line flags each for
> the 'zpool clear' and 'zpool import' sub-commands.
>
> Both sub-commands will now accept a '-F' recovery mode flag.
> When specified, a determination is made if discarding the last
> few transactions performed in an unopenable or non-importable
> pool will return the pool to an usable state. If so, the
> transactions are irreversibly discarded, and the pool
> imported. If the pool is usable or already imported and this
> flag is specified, the flag is ignored and no transactions are
> discarded.
>
> Both sub-commands will now also accept a '-n' flag. This flag
> is only meaningful in conjunction with the '-F' flag. When
> specified, an attempt is made to see if discarding transactions
> will return the pool to a usable state, but no transactions are
> actually discarded.
Here's a usability suggestion. Whenever clear or import fails, why not
automatically do the equivalent of <command> -F -n (i.e. tell the user
if recovery is possible)? If so, the user can invoke with -F if desired.
There would be no need to create a -n option.
Scott
--
Scott Rotondo
Principal Engineer, Solaris Security Technologies
President, Trusted Computing Group
Phone/FAX: +1 408 850 3655 (Internal x68278)
