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Dispatches from the Geeks

macOS Updates needed

April 6, 2022 by Stacey, Craig

This announcement pertains to macOS users. We’ve received word from DHS that macOS Monterey (macOS 12), must be upgraded to 12.3.1 by April 25. Here’s what you need to know: If your Mac is fully managed (by either CELS Systems or BIS Desktop Support), the upgrade will be scheduled for you and you will be …

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Gitlab outages starting tonight (March 31) at 5PM CST.

March 31, 2022 by Stacey, Craig

A critical security update is needed on all our gitlab servers. We will start the patching at 5:00 PM. For each system, we expect the outage to be 30 minutes, with all servers complete by 6:30 PM. During this time, any connection issues you experience with any of gitlab.cels.anl.gov, git.cels.anl.gov, and xgitlab.cels.anl.gov are to be …

Chrome updates needed

March 30, 2022 by Stacey, Craig

There is a zero day vulnerability in Chrome that Google has issued a patch for.  If you’re running Chrome, you must update as soon as possible.  We’ve sent notifications to the managed and co-managed Macs we run. To make sure you’re at the latest version, Chrome users can visit chrome://settings/help.  If you need an update, …

Gitlab updates/outages today, March 1

March 29, 2022 by Stacey, Craig

Due to an emergency patch recommendation from gitlab, we will be applying upgrades to the gitlab servers we run today. xgitlab.cels.anl.gov (legacy), gitlab.cels.anl.gov (internal Legacy) and git.cels.anl.gov (GCE) will all be getting upgrades starting around noon today. In each case, the outage should last 30-45 minutes. Sorry for the short notice, such is the world …

February Newsletter: Returning to the office, Introducing Globus Box Connector, Legacy retirement updates, Helpful Tips

March 29, 2022 by Stacey, Craig

Hi, everybody! First up, apologies for no update newsletter in January. There’s a whole lot happening, and things got a bit hectic, meaning I let this slide long enough it’s now a February newsletter (and barely, at that). Let’s just dive right into the important bits of info I’m sure you’re curious about. (more…)

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Compute server announcement

March 29, 2022 by Fritz, Brad

The majority of the GCE compute nodes have been rebuilt and are back online at this time. We have also added a few nodes with this work. Please see virtualhelpdesk.cels.anl.gov/docs/linux/login-compute-and-home-nodes/ for an updated list of current hostnames/configurations as some nodes have been renumbered. As most of the nodes are now running ubuntu 20.04, if you …

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Compute server outage, Feb 14 2022, 9:30AM

March 29, 2022 by Fritz, Brad

On Monday, Feb 14, 9:30am CST, we will be taking down the following GCE compute nodes: compute-03.cels.anl.gov, compute-04.cels.anl.gov, compute-05.cels.anl.gov and compute-06.cels.anl.gov for system upgrades. This upgrade will require about 4 hours of downtime. When they come back up, they will be running the most recent GCE compute/workstation build (Ubuntu 20.04). This will not affect data …

Emergency Linux maintenance tonight, January 26, 5PM CST

March 29, 2022 by Stacey, Craig

An urgent security patch is needed on all the linux systems in GCE which requires a reboot.  Beginning at 5PM this evening, we will start rolling these patches out.  This will affect all GCE compute nodes, home nodes, login nodes, and workstations.  In each case, the outage will be as long as it takes for …

CELS WordPress Maintenance: Thursday, Jan 13, 5PM – 6PM

March 29, 2022 by Stacey, Craig

We’ve got to apply some security patches to our WordPress server that will require a brief outage.  We’re scheduling this for 5PM Central Standard Time tomorrow, January 13th.  It should take all of ten minutes, but we’ll call the maintenance window an hour just in case something goes awry and we need to roll back. …

December Newsletter: Legacy Compute Retirement and New GCE Compute

March 29, 2022 by Stacey, Craig

Hi, everyone!  I hope everyone’s able to stay healthy and happy in these weird times! I’m still keeping up my pace on one newsletter a month to announce new services and features, and bring forth news on the pending retirement of the Legacy MCS account system. Last call for Legacy Compute nodes With that in …

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