Sysadmin

Machines and Brief Descriptions of Services

CS Machines

HOME (vm0)

Users SSH NFS

NET (vm1)

LDAP server DNS DHCP

WEB (vm2)

Mailman Mail Stack Apache2 PostgresQL MySQL Wiki

TOOLS (vm3)

SageNB Server Jupyterhub Server Software Modules NginX

BABBAGE

Firewall

PROTO

Weather Monitoring GPS/NTP Energy Monitoring

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Cluster Machines

HOPPER

Users SSH NFS Software Modules PostgresQL Wiki Apache2 DNS DHCP

DALI

Gitlab Backups NginX

AL-SALAM

WebMO Software Modules Apache2

LAYOUT

Jupyterhub Server Software Modules NginX Apache2 WebMO

BRONTE

Software Modules

POLLOCK

Software Modules WebMO NginX

Systems Administration Documentation

Most of these things below are OLD

Old Wiki Information

Admin Tasks Nagios Monitoring Backup Contacting all users Welcoming a new sysadmin to the fold Add a computer Setting up Lovelace Lab Machines

Services Apache2 Databases DNS and DHCP Installing Software User Management Virtualization Xen Server

Miscellaneous Contact Information Phone Numbers Web Sites Authentication Information Power Failure UPS Generating SSL Certificates Power draws Working with Sun Hardware Sysadmin:Passwords Patching Linux Kernel Patching Cable Ends NEW Virtualization Comparison

Networking Network Layout (as of 08/2006) D224 cable plant Fiber plans Switches Rack notes Public Network Old Network Topo Figures Network layout (May 2007) Alt Network path Sysadmin:UPS Setup