On Sat, 17 Feb 2007, Jim Lux wrote: > I think it's pretty obvious that Google has figured out how to > partition their workload in a "can use any number of processors" sort > of way, in which case, they probably should be buying the cheap > drives and just letting them fail (and stay failed.. it's probably > cheaper to replace the whole node than to try and service one)...
IIRC they also have figured out a way to be fault tolerant by sending queries out to multiple systems for each part of the DB they are querying, so if one of those fails others will respond anyway. Apparently they use more reliable hardware for things like the advertising service.. -- Christopher Samuel - (03)9925 4751 - VPAC Deputy Systems Manager Victorian Partnership for Advanced Computing http://www.vpac.org/ Bldg 91, 110 Victoria Street, Carlton South, VIC 3053, Australia
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