> On Dec 7, 2018, at 12:04 PM, Chris Miller <[email protected]> wrote:
>
> Hi Folks,
>
> I'm about to start a project during which I want to be able to:
> • Request a backup at any moment and have that backup be either an
> incremental backup (Level N+1), meaning everything that has changed since the
> last backup (Level N), or a differential backup, meaning everything that has
> changed since the last full backup (Level 1). The second provision,
> "differential backup" is pretty straight forward, but I have no idea how to
> configure a constantly increasing dump level.
> • The first backup of the day, meaning the first backup after midnight,
> will be a full filesystem backup.
>
> Discussion on point 1:
> The provision is for capturing changes that occur during a given period of
> time, and no so much for "backup" per se, so AMANDA may not be the best tool,
> but it is what I have, so I'm tying to make it fit. I know how to request a
> backup, so that's not my problem, but I don't know how to force a given
> level. In particular, I don't know how to force a Level N+1 backup. I could
> replace the Level N+1 requirement with a forced Level 1, run my experiment,
> and force a level 2, and this would meet my requirement of capturing all the
> changes during a particular interval. But, again, that requires forcing
> AMANDA to take direction about backup levels and I don't know how to do that.
>
> Before anybody reminds me that this is why god invented git, I would like to
> add, that the scope of git is typically only known parts of the project, and
> I want to capture log files and other files that are sometimes created in
> temporary locations with temporary names, which are not known a priori and
> therefore can't be "managed" with git.
>
> Discussion on point 2:
> The "first backup of the day", will run as a cron job, but it must be a level
> 0, full filesystem backup so no work for the day is lost. It is more forcing
> AMANDA to take direction, I don't know exactly how to do this.
>
> I don't think I like the idea of forcing AMANDA (#MeToo) to do things, but
> I'm not above payment in kind. (-:
>
> Thanks for the help,
> --
> Chris.
>
> V:916.974.0424
> F:916.974.0428
Well, there *is* the command “amadmin config force-bump [ hostname [ DLEs]
] +
It might do what you want.
Deb Baddorf
Fermilab
