[mythtv-users] RAID versus Drobo
beww at beww.org
Sun Sep 9 23:25:31 UTC 2007
Eric Robinson wrote:
> Wade Maxfield wrote:
>>> I guess my question about the Drobo really boils down to the
>>> throughput. Is USB 2.0 fast enough for HD content storage in a Myth
>>> setup with multiple Frontends?
>> The question isn't if USB is fast enough, it's whether the Drobo is
>> fast enough. You might want to check out a review of a Drobo, the USB
>> 2.0 bus doesn't seem to be the limiting factor in throughput.
>> - Wade
> Very true. Tom's Hardware did a review of the thing a while back, too,
> and even have a spiffy little graph to show the speeds.
> It appears that reads and writes tend to stay under 20 Mbps.
Wow! That's pretty dismal. I get better performance from my Linksys
NSLU2 (aka "slug").
Have a look at this:
Of course if you plan to record one stream while watching another,
record multiple streams, or do anything else requiring disk I/O at the
same time you'll want more than that chart implies.
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