Messages in this thread | | | Date | Tue, 19 Jun 2007 12:28:02 -0700 (PDT) | From | david@lang ... | Subject | Re: limits on raid |
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On Tue, 19 Jun 2007, Phillip Susi wrote:
> david@lang.hm wrote: >> one channel, 2 OS drives plus the 45 drives in the array. > > Huh? You can only have 16 devices on a scsi bus, counting the host adapter. > And I don't think you can even manage that much reliably with the newer > higher speed versions, at least not without some very special cables.
6 devices on the bus (2 OS drives, 3 promise drive shelves, controller card)
>> yes I realize that there will be bottlenecks with this, the large capacity >> is to handle longer history (it's going to be a 30TB circular buffer being >> fed by a pair of OC-12 links) > > Building one of those nice packet sniffers for the NSA to install on AT&Ts > network eh? ;)
just for going back in time to track hacker actions at a bank.
I'm hopeing that once I figure out the drives the rest of the software will basicly boil down to tcpdump with the right options to write to a circular buffer of files.
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