changelog Updates

hpc-internal.carnegiescience.edu

timestamp1637184777411

Memex Login Hung on 11/17/21

by Floyd Fayton

Initial incident and probable cause: Broken pipe on the login caused by a file update on the login. The master node and login were both rebooted and “wwsh file sync” commands were automated memex_routecheck.sh (crontab and cron.hourly).

timestamp1593115740001

Login hangs after kernel message...

by Floyd Fayton, HPC Admin

Update (6/29/20): The login hang was caused by high I/O load which is returning after a weekend hiatus. Unfortunately, limiting the I/O on the login is not yet feasible due to the design of the system. The issue is not due to a lack of...

timestamp1590112920001

Master Node Rebooted

by Floyd Fayton, HPC Admin

Incident (5/21/20): While fixing issues with the GPU nodes, the master node became unstable because of several mount points that were damaged. All of the mount were runtime filesystems so a reboot was requested and fulfilled by SRCF...

timestamp1581625140001

Did You Know ... Slack Edition

by Floyd Fayton, HPC Admin

Did you know we have a Slack channel for HPC/Research Computing? Signup to our Carnegie Institution for Science workspace (click here) and then join the #hpc channel. Please use your Google login, "@carnegiescience.edu", email...

timestamp1579798560001

Did You Know ... Python Edition

by Floyd Fayton, HPC Admin

Did you know official support for Python 2 is over? That said, we have Python 3 available on Memex by loading the module, "python/3.6.7". This Python version includes conda, R, Jupyter, IntelMPI, and many other packages. Most...

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