Re: [Moosefs-users] Backing up MFS metadata

[Stas O. <sta...@gm...>]

Hi.


> As for the time it takes, it depends on the number of chunks you have, and
> the hardware server you use (CPU + HDD speed). For example in our case (15
> million chunks, 6 GB of metadata), it takes between 1 and 2 minutes on a
> Xeon processor.
>
>
I actually meant, how much time backwards could be recovered by replaying
all the logs?

Michael said that backup log is created every hour so up to 1.5 hour can be
potentially lost.
If all the logs are replayed, can the data be consistent up to the moment of
crash?

Regards.