[Gluster-devel] AFR and modified files

Andreas Hauser hauser at genzentrum.lmu.de
Thu Sep 3 08:09:33 UTC 2009

Hash: SHA1

Ran schrieb:

> Then i noticed this on gluster faq "understaning AFR"
> <>
> In other words, data replication only happens on those servers which
> were alive when the file was opened. This is a rather tricky issue but
> we hope to fix it very soon.
> <>

> Current me if im wrong but this is not a "tricky issue" its making the
> all AFR replication useless in all ways a can think of .
> On production you can expect reboots from time to time also you can
> expect file modifications happen non stop so what good is a replcation
> that doesnt take care of those files that where changed .
> New files can be created using ls -lR or other methods wich is not
> very nice nut fine seens it works , but the issue with modified files
> is realy making the AFR consept unussable .

Now all you need to do is mount the glusterfs on all servers and
have a boot script that does ls -lR on the glusterfs.
Of course a more automatic way would be nicer, but the tricky thing
as far as i understand is that replication is done on the client.

Also more for gluster-users?

- --
Andreas Hauser
Scientific Computing
Gene Center, Ludwig-Maximilians-Universität (LMU)
Feodor-Lynen-Str. 25, 81375 München, Bayern
☎ +49 89 2180 76719
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