| From: | "Zwettler Markus (OIZ)" <Markus(dot)Zwettler(at)zuerich(dot)ch> |
|---|---|
| To: | Stephen Frost <sfrost(at)snowman(dot)net> |
| Cc: | "pgsql-general(at)lists(dot)postgresql(dot)org" <pgsql-general(at)lists(dot)postgresql(dot)org> |
| Subject: | AW: AW: secure deletion of archived logs |
| Date: | 2019-12-11 15:25:57 |
| Message-ID: | 32d4fef30e57469c813a5428c2704de9@zuerich.ch |
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| Lists: | pgsql-general |
>
> Greetings,
>
> * Zwettler Markus (OIZ) (Markus(dot)Zwettler(at)zuerich(dot)ch) wrote:
> > We use "rsync" on XFS with "wsync" mount mode. I think this should do the job?
>
> No, that just makes sure that namespace operations are executed synchronously,
> that doesn't provide any guarantee that the data has actually been written out and
> sync'd.
>
What else? "rsync" on XFS mounted wsync + execute "sync" afterwards?
> > The tools mentioned will all do backup to disk.
> > We are required to do backup to tape.
>
> Back up to disk first and then tar to tape.
>
> Thanks,
>
> Stephen
Markus
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