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Debcow Optimizing Debian Packages For Copy-On-Write File-Systems

Debcow is an experimental implementation of deploying Debian packages on copy-on-write file-systems like Btrfs and Bcachefs. Debcow adapts DPKG to use reflinks for installing packages. With reflinking to the file contents from the Debian package archives rather than copying of files, it can lead to a dramatic speed-up of installing Debian packages: as much as 6x faster on CoW file-systems...

Google Axion CPU With GCE C4A vs. AWS Graviton4 Performance

Last week Google announced the general availability of their C4A instances powered by their in-house Axion processors. I delivered launch-day benchmarks looking at the Google Axion CPU performance with the C4A instances compared to other Google Cloud instance types powered by Ampere Altra and Intel Xeon. In this article is a look at how the Google Axion processor performance compares to the competing Amazon/AWS Graviton4 processor.
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