by Babak Falsafi on Jun 2, 2025 | Tags: Cloud computing, Data Centers, Energy-Efficiency, Methods, Sustainability
There has been a lively debate on Computer Architecture Today about whether we should focus our attention on computing’s embodied carbon or operational carbon. In recent years, there has also been a lot of concern about the growth of AI and its impact on both energy...
Read more...
by Richard L. Sites on Dec 19, 2022 | Tags: Architecture, Data Centers, Memory, Performance
When I worked at Google, fleet-wide profiling revealed that 25-35% of all CPU time was spent just moving bytes around: memcpy, strcmp, copying between user and kernel buffers in network and disk I/O, hidden copy-on-write in soft page faults, checksumming, compressing,...
Read more...