The SysAdmin web of CMS Wiki. Notes for install/config of systems/software https://info.cms.caltech.edu/bin/view/SysAdmin Copyright 2026 by contributing authors <updated>2025-04-22T10:32:34-07:00</updated> https://info.cms.caltech.edu/bin/view/SysAdmin/ConfigurationManagement 2025-04-22T10:32:34-07:00

Historically, Caltech Computer Science Department was among the first to implement configuration management as part of its system administration philosophy. %TWIS... (last changed by DavidLeBlanc)

DavidLeBlanc https://info.cms.caltech.edu/bin/view/SysAdmin/KVMConnect 2021-11-18T17:38:30-08:00

This cannot/probably should not be done over the web. Hence, there is a web server running internally, but that service only hands out JNLP files, which run a Jav... (last changed by DavidLeBlanc)

DavidLeBlanc https://info.cms.caltech.edu/bin/view/SysAdmin/SSLCertificates 2020-04-30T14:53:52-07:00

LetsEncrypt is an easy, free way to have X.509 (SSL) Certificates on a web server. Rather than install the certificate files manually, they provide a handy utilit... (last changed by DavidLeBlanc)

DavidLeBlanc https://info.cms.caltech.edu/bin/view/SysAdmin/AutomatedInstallation 2020-04-06T13:48:37-07:00

Model The overall CMS model is that no live permanent data should be stored on any machine in production. This empowers systems administration to quickly and rel... (last changed by PatrickCahalan)

PatrickCahalan https://info.cms.caltech.edu/bin/view/SysAdmin/DisasterRecovery 2019-10-17T16:07:36-07:00

Main.DavidLeBlanc 2019 10 17 (last changed by DavidLeBlanc)

DavidLeBlanc https://info.cms.caltech.edu/bin/view/SysAdmin/Methodology 2019-10-17T15:56:27-07:00

With most innovations or changes in methodology, a philosophy must be formed to successfully accomplish stated goals efficiently, while remaining true to the rati... (last changed by DavidLeBlanc)

DavidLeBlanc https://info.cms.caltech.edu/bin/view/SysAdmin/QuotesandInvoices 2019-10-17T15:55:22-07:00

Main.DavidLeBlanc 2019 10 17 (last changed by DavidLeBlanc)

DavidLeBlanc https://info.cms.caltech.edu/bin/view/SysAdmin/EatonRackPDUs 2019-10-17T15:54:30-07:00

The following documents concern the Emerson PDU units (the power strips in the cabinets) * Ann 1T1 Eaton PDU Cut Sheet.pdf * Ann 1T1 Eaton PDU Guide.pdf M... (last changed by DavidLeBlanc)

DavidLeBlanc https://info.cms.caltech.edu/bin/view/SysAdmin/EmersonPDUcabinets 2019-10-17T15:51:33-07:00

The following documents concern the Emerson in cabinet PDU units. * Ann 1T1 Emerson Cabinet PDU Cut Sheet.pdf * Ann 1T1 Emerson Cabinet PDU Guide.pdf Main... (last changed by DavidLeBlanc)

DavidLeBlanc https://info.cms.caltech.edu/bin/view/SysAdmin/RittalLCPserverCabinets 2019-10-17T15:50:07-07:00

The following documents concern the Rittal LCP units (the side car refrigeration units). * Ann 1T1 Rittal LCP Cut Sheet Mechanical.pdf * Ann 1T1 Rittal LCP ... (last changed by DavidLeBlanc)

DavidLeBlanc https://info.cms.caltech.edu/bin/view/SysAdmin/LiebertCRACunit 2019-10-17T15:46:43-07:00

The following documents concern the Liebert CRAC unit (the 1T1 environmental HVAC unit) * Ann 1T1 Liebert CRAC Cut Sheet.pdf * Ann 1T1 Liebert CRAC Guide.pd... (last changed by DavidLeBlanc)

DavidLeBlanc https://info.cms.caltech.edu/bin/view/SysAdmin/PowerOutages 2019-10-17T15:39:10-07:00

Power Outages Currently, only one rack size Uninterruptable Power Supply exists. This means that critical components of the infrastructure are kept in one rack, i... (last changed by DavidLeBlanc)

DavidLeBlanc https://info.cms.caltech.edu/bin/view/SysAdmin/Operations 2019-10-17T15:38:43-07:00

This section of the wiki concerns the operations of the CMS department. Currently, the main server facility for CMS is located in 1T1 Annenberg, building number 1... (last changed by DavidLeBlanc)

DavidLeBlanc https://info.cms.caltech.edu/bin/view/SysAdmin/Security 2019-10-17T15:30:52-07:00

Since most of the hosts in CS are multi user, such as machines in the ANN 104 lab, it is necessary to implement password/account controls to reduce the number of ... (last changed by DavidLeBlanc)

DavidLeBlanc https://info.cms.caltech.edu/bin/view/SysAdmin/Top100Generals 2019-10-17T15:27:16-07:00

Top 100 Generals in History Pat and I are naming newly constructed hosts (within CMS) after famous generals in history. Top 100 Generals Top 100 Generals (if the ... (last changed by DavidLeBlanc)

DavidLeBlanc https://info.cms.caltech.edu/bin/view/SysAdmin/MACblockCheck 2019-10-17T15:24:44-07:00

Check for a blocked MAC address http://www.its.caltech.edu/cgi bin/blockcheck.pl Main.DavidLeBlanc 2019 10 17 (last changed by DavidLeBlanc)

DavidLeBlanc