[no subject]
2015-10-04 17:47:36
évr. 1999 17:36
Objet : NT restore performance for small files
> I would like to know how I can achieve acceptable restore times in
> case of disaster of an very big LAN server. We had great
>expectations
> to get better preformance when moving to V3 server/client because
>of
> better tape algorithms and FatPipes etc. Now when we had our first
> really big disaster we were kind of disillusioned when seeing the
>poor
> restore "speed".
>
> How can I handle it to get performance beyond 1.5 - 2 GB/h per
>session
> for LAN Server data? Having LAN servers up to 100 GB data capacity,
>
> you can imagine with 3 to 4 sessions that we easily reach restore
> times of about 15 hours.
>
> Is this adequate to todays needs? Am I doing something wrong?
>
> I know that it is no problem to restore very big database files
>when
> tape drives are streaming, but what to do with the vast amounts of
> small files?
>
> Does it make sense to decrease the number of backup versions to
>keep,
> to get less space (due to inactive files) between two active files
>to
> be restored?
>
> Is it an idea to do an export node filedata=backupactive and
>reimport
> as a new node and then start the restore from this new node?
>
> What are you doing to keep performance up to date?
>
> Matthias
>
--0__=vUlwolcXbWIp5DxhvEnbXD7cnZUcCUWxw0xRtiZN6qI7jUHct7wzCv1V--
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