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Dispatches from the Geeks

Machine Room Power Outage, 09/22/2007, 5:30AM until 6:00PM.

March 29, 2022 by Stacey, Craig

The 221 MCS Machine Room will have a power outage on Saturday, September 22, 2007 to install new power feeds for arriving equipment. The outage window is from 5:30AM until 6PM, and all core services are expected to be down during this time. Sorry …

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Mail server outage Wednesday, July 25th, 7AM – 9AM.

March 29, 2022 by Stacey, Craig

We will be taking the e-mail gateway for MCS (mailgw.mcs.anl.gov) offline tomorrow, July 25th, from 7 AM until 9 AM to replace the machine due to a hardware failure. This outage will prevent users from sending any new messages, and incoming mail d…

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Tips & Tricks Brownbag series

March 29, 2022 by Stacey, Craig

Greetings! Last week, we touched on Zimbra, a powerful collaboration tool. We’ll revisit that topic in an upcoming talk, but Monday we’re going to look at a different collaboration tool — Waterfall Glen, the MCS MUD. MUDs (typically expanded as M…

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We're back!

March 29, 2022 by Stacey, Craig

The new file server is online, all operations are expected to be normal. Please report any problems you encounter to [email protected]. Big thanks to Rick and Max for spending their early July 4th morning performing this upgrade! Also, Gene and …

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File and Mail Server Outage 7/4/07

March 29, 2022 by Stacey, Craig

As announced on Friday we will be migrating our shared filesystems from our old fileservers to a brand new faster and higher capacity system. The migration will make it necessary for the MCS workstations and servers to be taken offline on July 4th…

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Tips & Tricks Brownbag series

March 29, 2022 by Stacey, Craig

Greetings! As announced in the last division meeting, the MCS Systems Group is going to start hosting a Tips & Tricks brownbag on Mondays, starting next week (7/9) at 12:00 in room A261. The format for this sort of thing is going to be very intera…

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Update

March 29, 2022 by Stacey, Craig

Update on the situation, as promised. The new file server is up and running. We’re in the process of getting the data onto it. There’s about 12TB to move, so it will take a while. If all goes as planned, the data sync should be complete by this ti…

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Critical NFS Bug: Potential Data Loss

March 29, 2022 by Stacey, Craig

There is a critical bug on our AIX NFS servers (gorilla, kong and magilla) serving MCS home directories and MCS project data. This bug is encountered only on our newest linux desktops, a list of which appears at the bottom of this note. Specifical…

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Chiba City, R.I.P.

March 29, 2022 by Stacey, Craig

During a cooling emergency in February, we turned off the remaining racks of Chiba City, and they haven’t been turned on since. Power, cooling and space requirements in the machine room necessitate that we bid farewell to our first big cluster. Th…

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Service outage this weekend (5/19 and 5/20)

March 29, 2022 by Stacey, Craig

The building 221 power outage scheduled for this Saturday is off. It should be noted, however, that it is still a weekend-long maintenance window for CIS services, and we in MCS have some scheduled changes we’ll still be doing on our network and s…

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