<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto">Hi,<div><br><div>I work in industry (CAE) where about 95% of all workloads are binary only (exception is OpenFOAM, but even this is at some customers procured as binary from a supplier). The software is certified for RHEL, and mostly also for SuSE. Cluster sizes are usually confidential but range in several thousands of nodes.<br><br>But I agree, the clusters are walled off environments. </div><div>This does not mean that no upgrades would be done, because of security getting more important. <br><br>Cheerio, Jan<br><div dir="ltr"><span style="background-color: rgba(255, 255, 255, 0);">— </span><div><span style="background-color: rgba(255, 255, 255, 0);">Jan Wender - <a href="mailto:j.wender@web.de" dir="ltr" x-apple-data-detectors="true" x-apple-data-detectors-type="link" x-apple-data-detectors-result="1">j.wender@web.de</a> - Signal/Mobile: <a href="tel:+4915780949428" dir="ltr" x-apple-data-detectors="true" x-apple-data-detectors-type="telephone" x-apple-data-detectors-result="3">+4915780949428</a></span></div></div></div></div></body></html>