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Hadoop at Facebook

By John | June 6, 2008

We have come a long way from those initial days. Facebook has multiple Hadoop clusters deployed now – with the biggest having about 2500 cpu cores and 1 PetaByte of disk space. We are loading over 250 gigabytes of compressed data (over 2 terabytes uncompressed) into the Hadoop file system every day and have hundreds of jobs running each day against these data sets.


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