Re: [MooseFS-Users] storage classes and archive

[Jakub Kruszona-Z. <jak...@ge...>]

> On 21 May, 2018, at 21:52, Gandalf Corvotempesta <gan...@gm...> wrote:
> 
> Hi to all.
> If I understood properly, with storage classes I can move chunks to a cold
> storage after a defined amount of days from the last mtime.
> 
> Ie: "-A hdd -d 14"
> 
> will move all chunks, not modified for at least 14 days, to chunkservers
> labelled "hdd"
> 
> But what happens if a chunk is modified after the archival ? Will it
> promoted back and removed from the archive ?

In 3.x automatically it can go only one way (then you can always manually clear archive flag).

In 4.x you can define if "ARCHIVE" is reversible or not. Also you can specify which times (atime/mtime/ctime) should be used.

-- 
Regards,
Jakub Kruszona-Zawadzki
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