Eva Winterschön
36 posts

Eva Winterschön

Eva’s online presence reflects a commitment to the cognitive sciences, trauma recovery, healthcare advocacy, OSS ecosystems, and photography — embodying a professional ethos that unites hard infrastructure with the science of human experience.

💖 Siren Song of the UltraSparc 💖

Eva Winterschön

02:42, awoken to first-morning, 4hrs sleep 02:55, at home office standing desk 02:58, navigate to eBay once more 02:59, search Sparc M7 T7-2 chassis 03:08, begin writing silly poem 03:12, resume eBay search 03:16, distracted by dtrace for tcshrc 03:20, distracted by view of Lake Michigan 03:22, return to Mastodon post-form 03:28, distracted by tcsh config options 03:32, review

Musings Emotive

A Minor Commentary on SED/Opal Encryption

Eva Winterschön

Data-At-Rest Encryption is a common topic, but one which is often misunderstood. Having led engineering and architectural efforts involved with hardware standards for encryption compliance, including detailed analysis of performance impacts while operating in accordance to service level agreements, here are some bits of discussion on the SED/Opal implementation. TL;DR * SED/Opal TCG spec'd drives are doing just fine. I trust it more than LUKS2 by

Industry

Performance & Regressions -- How Orgs Ship Code to Production

Eva Winterschön

See that image? Right around the mid-section we see a common problem with the manner in which code is shipped to production. That one little section, displayed as a subsection of "build & packaging", happily named "regression + performance testing". Whether the product is a user-facing site, or middle-ware component, or baremetal systems which provide cloud resources that we all know and (sometimes) love... the success of