Hi, I have some trouble understanding the "Oversubscribe" setting completely. What I would like is to oversubscribe nodes to increase overall throughput.
- Is there a way to oversubscribe by a certain fraction, e.g. +20% or +50%? - Is there a way to stop if a node reaches 100% "Load"? Is there any good documentation available online that describes how to "carefully oversubscribe" a cluster? Our users have pretty mixed workloads, e.g., with high parallelism in the first 50% of the wall-clock time, then parts with mixed parallelism. Of course, we should educate our users better, but in some cases, it's very hard to improve because of the software used or workloads that cycle between being I/O and compute bound. Thank you, Manuel -- Dr. Manuel Holtgrewe, Dipl.-Inform. Bioinformatician Core Unit Bioinformatics – CUBI Berlin Institute of Health / Max Delbrück Center for Molecular Medicine in the Helmholtz Association / Charité – Universitätsmedizin Berlin Visiting Address: Invalidenstr. 80, 3rd Floor, Room 03 028, 10117 Berlin Postal Address: Chariteplatz 1, 10117 Berlin E-Mail: manuel.holtgr...@bihealth.de Phone: +49 30 450 543 607 Fax: +49 30 450 7 543 901 Web: cubi.bihealth.org www.bihealth.org www.mdc-berlin.de www.charite.de