Cron has no more knowledge about when the r/w volume is in a consistent
state than does AFS. Only the person(s) who make the changes to the r/w
volume know when it's ready to release.

Steve Simmons
ITS Unix Support/SCS Admins


On Mon, Nov 12, 2018 at 9:22 AM Andreas Ladanyi <andreas.lada...@kit.edu>
wrote:

> Hi Jeffrey,
> >> it is common an openafs admin has to sync an ro volume after something
> >> is added to rw volume. This is done by the vos release command. I think
> >> its the only way. Are there automatic sync functions in the vol / fs
> server.
> > The risk of automated volume releases is that the automated system does
> > not know when the volume contents are in a consistent and quiescent
> state.
>
> ok, but vos release "knows" them ?
>
> Is there something against a crontab script as root with vos lock and
> vos release to all volumes (with an ro site)  ?
>
> >
> > Sites often use remctl to grant end users the ability to release their
> > own volumes.
> >
> > Automated releases of RO volumes are a poor substitute for replicated RW
> > volumes.  RW replication is a feature which was never completed for
> OpenAFS.
> >
> > Jeffrey Altman
> >
> Andreas
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