Sysadmin

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This is a de facto hub for the CS sysadmins on the wiki.

Common Tasks

Services

For old documentation, see: Old Wiki Information

Machines and Brief Descriptions of Services

CS Machines

NET
(vm1)
LDAP Server
DNS
DHCP

Backup to Dali: etc, var
WEB
(vm2)
Mailman
Mail Stack
Apache2
PostgresQL
MySQL
Wiki

Backup to Dali: etc, var
TOOLS
(vm3)
SageNB Server
Jupyterhub Server
Software Modules
NginX
SSH
Users

Backup to Dali: etc, var, mnts, sage
BABBAGE
Firewall
PROTO
Weather Monitoring
GPS/NTP
Energy Monitoring

Backup to Dali: etc, var
BOWIE
PostgreSQL
Docker

Backup to Dali: etc, var
SMILEY
XenDocs
NET
WEB
NFS

Backup to Dali: etc, var
SHINKEN
Users
SSH
Add machines














Cluster Machines

HOPPER
Users
SSH
NFS server
LDAP server
Software Modules
PostgreSQL
Wiki
Apache2
DNS
DHCP

Backup to Indiana: etc, var, cluster
INDIANA
New Storage Server
DALI
Storage Server
Gitlab
Backups
NginX

Backup to Indiana (/media/r10_vol/backups/): etc, var/opt/gitlab/backups
AL-SALAM
WebMO
Software Modules
Apache2

Backup to Indiana: etc, var
WHEDON
Software Modules

Backups to Indiana: etc, var
LAYOUT
Jupyterhub Server
Software Modules
NginX
Apache2
WebMO

Backup to Indiana: etc, var
BRONTE
Software Modules

Backup to Indiana: etc, var, nbserver
POLLOCK
Software Modules
WebMO
NginX

Backup to Indiana: etc, var
KAHLO
Storage Server
Backups
NginX

Backup to Indiana: etc, var
BIGFE
Software Modules

Hosts BCCD related repositories and distributions.
T-VOC
Software Modules
ELWOOD
Software Modules

Used by BCCD to host www.bccd.net and www.littlefe.net. Will be deprecated when BCCD project offloads their sites onto cloud-based hosting platforms.
krasner
Docker platform on an old lovelace machine upgraded to have 16GB of RAM.











































Switches

SG538SF02J
  • Model: HP Procurve 3400cl
  • Ports: 24
  • Backplane bandwidth:
    • 88 Gbps
    • 64 million pps
  • Memory:
    • 2MB packet buffer
    • 16 MB dual flash
    • 128 MB SDRAM
  • Cut-through switching: No
  • Unused as of May 12, 2017
CN63FP762S
  • Model: HP 2530-24G
  • Ports: 24
  • Switching Capacity:
    • 56 Gbps
    • 41.6 million pps
  • Memory:
    • 1.5 MB packet buffer
    • 256 MB flash
    • 128 MB DDR3 DIMM
  • Cut-through switching: No
  • Connected to Al-Salam as of May 12, 2017
SG525SG025
  • Model: HP Procurve 3400cl
  • Ports: 24
  • Backplane bandwidth:
    • 88 Gbps
    • 64 million pps
  • Memory:
    • 2MB packet buffer
    • 16 MB dual flash
    • 128 MB SDRAM
  • Cut-through switching: No
  • Connected to layout and whedon as of May 12, 2017
Netgear JGS524
  • Current cluster head-node
  • Unmanaged (no console/configuration)
  • Ports: 24
  • Switching bandwidth:
    • 48 Gbps
    • 1.5 million pps
  • Memory:
    • 2MB packet buffer
  • Cut-through switching: No
  • Connected to Al-Salam, Hopper, Pollock, Nagios, Dali, Kahlo, Bronte as of May 12, 2017
cs-main
  • Model: HP 5920AF-24XG
  • Ports: 24
  • Backplane bandwidth:
    • 480 Gbps
    • 367 million pps
  • Memory:
    • 3.6 GB packet buffer
    • 256 MB dual flash
    • 2 GB SDRAM
  • Cut-through switching: Yes
  • IP Address: 159.28.31.66
  • Connected to layout, kahlo, and dali as of May 12, 2017
5500denniscs-sw1
  • Model: HP 5500 JG542A
  • Ports: 24
  • Backplane bandwidth:
    • 224 Gbps
    • 166.6 million pps
  • Memory:
    • 6 MB packet buffer
    • 512 MB dual flash
    • 1 GB SDRAM
  • Cut-through switching: No
  • IP Address: 159.28.31.67
  • Connected to Babbage, Bowie, Nagios, and the cluster's netgear switch (via port 14) as of May 12, 2017



































Topology

Internal:

Server layout as of May 2017

Links to ITS:

ITS-ECCS network links as of March 2019

(Digital versions still to come.)