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Dispatches from the Geeks

May/June Newsletter (plus any months missed in between)

May 31, 2023 by Stacey, Craig

Hi, everyone!  It’s been too long!  Or maybe not long enough, depending on how you feel about these things.  In any case, let’s proceed with all the exciting news from CELS Systems. In this newsletter we’ll cover a few topics, notably: New members of CELS Systems New members of CELS for the summer (aka, Welcome …

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Most systems back from cooling outage

May 12, 2023 by Stacey, Craig

Hello, everyone.  The general use systems that are supported by the CELS Systems Team are now back from the cooling outage.  This includes Legacy logins and storage, as well as GCE systems hosted in the 240 data center.  The sysadmins of the other systems will notify you when their systems are back. If you encounter …

Reminder: TCS Data Center Shutdown May 8-11

May 3, 2023 by Stacey, Craig

Please see this post for the original announcement.  Various systems will begin shutting down on the schedules set by their systems administration team which should have been announced to the users of those systems. For CELS, the affected systems (primarily the MCS Legacy environment) we will begin the shutdown on Sunday, May 7, at 6PM. Presuming …

Apple releases Rapid Security Response updates for Ventura and iOS/iPadOS

May 3, 2023 by Stacey, Craig

Attention Apple users: Yesterday, Apple began rolling out rapid security response updates for macOS and iOS/iPadOS.  You can read a little more detail on it here, but the crux of it is when your computer/phone tells you about the update, please do not put it off.  For machines fully managed by CELS Systems, we’ll keep …

240 Data Center Outage May 8-11, GCE Linux Upgrades April 24-26

April 19, 2023 by Stacey, Craig

Hi, everyone! I want to let you know about a couple of outages/upgrades that are happening. First the easy one — we’ll be rebuilding any GCE Ubuntu 18.04 machines into Ubuntu 22.04 starting next week. On April 24 we’ll be doing homes-01.cels.anl.gov, compute-01.cels.anl.gov, and compute-02.cels.anl.gov. On April 26 we’ll do homes-02.cels.anl.gov. In all of these …

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Delayed email to mcs.anl.gov

April 5, 2023 by Stacey, Craig

This morning, we got reports of mail sent to addresses in “mcs.anl.gov” from outside Argonne were not making it to us. A brief investigation showed that the Domain Name Service (DNS) records that identify where mail should be delivered (MX records) were missing for mcs.anl.gov.  We replaced the records, and now the DNS servers are …

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March mini-update: EDR (aka Crowdstrike) rollout update

March 29, 2023 by Stacey, Craig

Hey, look!  It’s spring, everyone! What’s your favorite part of spring arriving?  Mine is temps in the 30s with some rain! I wanted to write a brief update on our Crowdstrike rollout across CELS, getting us in line with a whole slew of mandates and Presidential Directives.  For background, see the January announcement and March …

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EDR Update: macOS rollout begins Monday

March 3, 2023 by Stacey, Craig

Hi, everyone!  Happy March!  We’re going to have a few short announcements regarding the EDR rollout over the course of the month as we get things put into place across the various operating systems we have.  For background, see my previous EDR announcement. This first one is for macOS.  For all managed and co-managed machines, we’re …

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February Newsletter: Legacy Retirement Imminent (due March 31)

February 23, 2023 by Stacey, Craig

Hi, everyone! Hope you’re enjoying your February so far!  It’s almost over, but I’m actually getting a newsletter out in the month I intend it to come out, so I want to acknowledge that and pat myself on the back a little bit.  Good job, Craig!  Thanks, Craig! Okay, on to the important stuff.  I …

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Belated January Newsletter: Endpoint Detection and Response (EDR) and you!

February 7, 2023 by Stacey, Craig

Hi, folks! I’ve got a few updates and timelines related to the CELS General Computing Environment, but I’ll go over them in a follow-up next week.  Right now, I want to let you know about some updated requirements that have come to us from Washington.  Executive Order 14028 from May 2021 required all agencies to …

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