Re: [Xen-users] Cheap IOMMU hardware and ECC support importance

[Gordan Bobic <gordan@xxxxxxxxxx>]

On 07/17/2014 01:20 PM, lee wrote:
> Gordan Bobic <gordan@xxxxxxxxxx> writes:
>
> > On 07/17/2014 08:34 AM, lee wrote:
> >
> > > > > > > To back it up, I'd still have to make an archive which I can upload.
> > > > > > Depends on how the backup service works. Many have a deamon that
> > > > > > monitors directories you specify and uploads changes.
> > > > > Then I won't be able to encrypt them with gpg.
> > > > Yes you can. You can, for example, set up lsyncd to monitor the
> > > > encrypted directory, rather than the mountpoint, and sync encrypted
> > > > files to an alternate location (local or remote). The backup
> > > > daemon never needs to see the plain text files.
> > > I'd still have to encrypt them.  Other than that, yes, maybe if I had a
> > > database of all files telling some system that encrypts and uploads them
> > > which files have changed, and if I had something that monitors all files
> > > in some useful way, it may be possible.  I don't have such a system,
> > > though, and no remote place to store files at.
> > You may not have noticed I mentioned "lsyncd" which does such
> > monitoring and copying.
> I did notice --- as in it monitors a particular directory into which I'd
> have to put files.  But I don't know, perhaps it can monitor many
> directories and/or do something with the files before uploading them.
Some reading up on things before asking questions is generally 
encouraged. Lsyncd can indeed monitor any arbitrary number of directory 
trees.
> If it was monitoring my home directory for changes, encrypted changed
> files with gpg and uploaded them, that might just work --- if it could
> do that fast enough, or queue the files up.  But what if it's working on
> a file (that perhaps was queued up already) while the file changes?
> What about deleting and renaming files and directories?
Read up on it. These problems are already solved.



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