(r67) Computing < Main

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---+!! Particle/Nuclear physics computing at Nevis Labs

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The following links will provide you with information on the computer operations and services available. (Some of the following links lead you to pages that are not yet part of the Nevis Wiki.)

---++ News

[[http://listserv.nevis.columbia.edu/pipermail/nevis-linux][What's New]] - The Nevis computing news is distributed via the [[http://listserv.nevis.columbia.edu/pipermail/nevis-linux][Nevis-linux]] mailing list.

---++ E-mail
   * [[Mail]] Guide - how to use electronic mail at Nevis
   * There's also a [[https://www.nevis.columbia.edu/roundcube/][web-based mail reader]].
   * [[MailingListServer][Mailing lists]].

---++ Networks

   * The Nevis [[networks]], including a description of the public and private access policies, VLANs, and why you can't a ping a system. 
   * Here are the [[network parameters]] if you're configuring your own device on the Nevis particle-physics network.

---++ Cluster

   * [[Linux Cluster]] Guide - how the cluster network is organized, what services and machines are available, and more. 
   * The [[condor]] batch system at Nevis. 
   * Some [[LinuxFAQ][frequently asked questions]] about the Linux cluster.

---++ Software and compilers

   * [[Software Guide]] - the software available to do your work.
   * [[Environment modules]] (the =[[http://www.nevis.columbia.edu/cgi-bin/man.sh?man=module][module]]= command) are used to set up some software packages.
   * [[iPython]]/Jupyter notebooks have become popular tools for final-stage analysis. There's a [[https://notebook.nevis.columbia.edu][notebook server]] for Nevis users. You can also use [[JupyterROOTContainers][containers]] to use those same tools on your laptop. 
   * [[Compiler tools]] that can be useful, especially for large projects.
   * The [[Subversion]] (svn) system for version control; here's the [[http://svn.nevis.columbia.edu/viewvc][viewer]].
   * The [[Git]] system is also for version control.

---++ Printing and Scanning

[[Printing]] Guide - how to print. <br /> How to use the [[scanner]] in room 119A.

---++ Network

The main Nevis [[networks]]. <br /> [[Network parameters]] if you're configuring a device manually. <br /> [[Wireless]] connections. <br /> [[DNS]] configuration.

---++ Monitors

---+++ Network

Network traffic at
   * [[http://www.nevis.columbia.edu/monitor/][Nevis]] in general;
   * the ATLAS [[http://www.nevis.columbia.edu/monitor/tier3.html][Tier3]] cluster;
   * switches in the [[http://www.nevis.columbia.edu/monitor/elecshop.html][Electronics Shop]].

---+++ Others

How much [[http://www.nevis.columbia.edu/mailgraph][e-mail spam]] we get.

The [[http://www.nevis.columbia.edu/environment][temperature. humidity, and power]] monitors in various rooms at the lab.

---++ Meetings and Calendars

[[Calendar]] Guide - accessing the shared calendars at Nevis:
   * Public [[http://www.nevis.columbia.edu/viewcal/][shared]] calendars require a Nevis account to view.
   * [[http://www.nevis.columbia.edu/scheduler/][Reserve]] the Nevis library (room 115 in the research building).
   * See the [[calendar][guide]] for instructions on how to share your own calendar.
   * [[Videoconference]] rooms, equipment, tools, and tips.

---++ Web services

   * [[Web Guide]] - how to set up your own web site at Nevis.
   * [[ShareLaTeX]] is an online tool for shared editing of [[https://www.latex-project.org/][LaTeX]] documents. 
   * The [[Nevis emblem]] in several variants. 
   * The [[https://www.nevis.columbia.edu/elog/"][Electronic Logbook]]. Contact the [[http://www.nevis.columbia.edu/cgi-bin/ewarn.pl?sysadmin&nevis.columbia.edu][systems administrator]] if you wish a logbook to be created for your experiment. 
   * How to use our [[web proxy]].

---++ %USERSWEB% Wiki notes

[[Why a Wiki]]? <br /> Nevis Wiki [[FAQ]] . <br /> [[Nevis Wiki problems]].

---++ Computing Tips

Using [[condor]] at Nevis. <br /> [[Symbolic math]] software on the Linux cluster (the answer to the question "Do you have Mathematica installed?"). <br /> [[NetworkParameters]] for the Nevis [[networks]].

---++ Security

[[Security]] issues at Nevis. <br /> Nevis [[certificates]]. <br /> Web proxies and [[web proxy][VPN]] access. <br /> Accessing Fermilab systems via [[Kerberos]]. <br /> How to [[turn off Java]] in your web browser.

---++ Backups

Status of our [[http://www.nevis.columbia.edu/disk-backup-log.html][disk-based]] [[DiskGuide][backup server]].

---++ Systems administration

_The items in this section all fall under the category of "advanced systems administration." If you're only here to do physics, just ignore them._
   * How the [[networks]] are set up, including [[wireless]] connections.
   * Check the [[http://www.nevis.columbia.edu/nut-cgi-bin/upsstats.cgi][UPS status]] for systems that use Nevis' [[ups][automated power monitoring]].
   * If the computer room [[http://www.nevis.columbia.edu/environment][temperature]] gets too hot, systems in that room will start to [[temperature shut down][shut down]].
   * The detailed configuration of the [[http://www.nevis.columbia.edu/switch-configuration.htm][network switches]].

---++ Memos

Nothing of current relevance.

---++ Old Stuff

[[Old stuff]] refers to old and obsolete Nevis computing news items, going back to 1997.
Topic revision: r67 - 2020-08-26 - WilliamSeligman
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