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Web   (?) Web services
Ion   (?) TJ's intranet 🔗 Operational
Director   (?) Web hosting for students and organizations 🔗 Operational
Signage   (?) Signage displays placed around TJ Operational
Mail   (?) Webmail and mail servers
Webmail   (?) The web frontend for TJ's email system 🔗 Operational
Mail Servers   (?) The servers handling mail Operational
Academic Services   (?) Services often used by classes
Tin   (?) Turn-In auto-grader 🔗 Operational
Othello   (?) Server for AI Othello competition 🔗 Operational
AI Grader   (?) Old AI auto-grader 🔗 Operational
Matterless   (?) Messaging platform 🔗 Operational
Cluster   (?) High performance compute clusters and JupyterHub
JupyterHub   (?) Frontend to run Jupyter notebooks on TJ's clusters 🔗 Operational
Borg Cluster   (?) One of TJ's computing clusters (40 nodes) Maintenance
HPC Cluster   (?) One of TJ's computing clusters (12 nodes) Operational
Remote Access Servers   (?) SSH gateways to the CSL
RAS1   (?) One of TJ's remote access servers Operational
RAS2   (?) One of TJ's remote access servers Operational
Infrastructure   (?) Backend for CSL services
Kerberos   (?) Authentication for CSL users Operational
LDAP   (?) Directory management Operational
DNS   (?) Domain Name System Operational
DHCP   (?) Dynamic Host Configuration Protocol Operational
Ceph   (?) Storage backend Operational
Monitoring   (?) Services that monitor the health of the CSL Operational

Incident history

2022 (4)

May 22, 2022 at 5:32 AM

Web Services Down

Resolved after 136h 21m of downtime
April 21, 2022 at 12:40 PM

Status Page Switch

Resolved after 1h 35m of downtime
April 6, 2022 at 2:25 PM

Cluster Maintenance

◆ This issue is not resolved yet
January 7, 2022 at 12:00 PM

JupyterHub Down

Resolved after 72h 0m of downtime

2021 (1)

December 21, 2021 at 4:00 PM

DNS Changes

Resolved after 2h 0m of downtime