Computer Systems Status

21 December 2022 — Scheduled Downtime

Beginning at 06:00 AM the ML cluster (ml00.cs) will undergo a configuration change that will require users to connect with the campus VPN or use a ssh jump host first.

17 August 2022 — Scheduled Downtime

Beginning at 06:00 AM the departmental DNS server (pendragon.cs) will be down due to system software upgrades. The downtime should be approximately one hour. During that time, some users may have issues with hostname resolution.

6 August 2022 — Scheduled Downtime

Beginning at 09:00 PM the departmental file server (riker.cs) will be down due to system software upgrades. The downtime should be approximately one hour. During that time, all home directory services for undergraduate users will be unavailable.

3 August 2022 — Unscheduled Downtime

The WADE power plan chiller has malfunctioned. This has significantly reduced the ability to cool some academic data centers, one being MATH B60. CS uses this space for some research group servers.

These servers were shut down at about 3PM to prevent over heating and damage to the servers.

bandit
db1
db2
db3
deeper
eva0
eva1
eva2
eva3
eva4
eva5
gpu1
nvmemul
topgraph
trojai2
trojai3

Cooling services were restored and the servers rebooted about 6PM.

30 July 2022 — Scheduled Downtime

(NOTE - This was originally scheduled for 8p, and has been pushed back to 10p). Beginning at 10:00 PM the departmental file server (madoc.cs) will be down due to system software upgrades. The downtime should be approximately one hour. During that time, all home directory services for most faculty/staff users will be unavailable.

14 July 2022 — Scheduled Downtime

Beginning at 6:00 PM Science IT staff will be doing maintenance on the SERVERS domain controllers that will require that they be down for an extended period of time. There are two servers -- primary and backup. Only one will be down at a time, so there should be no interruption in service. SERVERS is the legacy CS Windows domain. It is only used by a few machines. Both servers should be returned to service by 8:00 AM July 15.

8 July 2022 — Scheduled Downtime

Beginning at 5:30 PM Science IT staff will be doing maintenance on the SERVERS domain controllers that will require that they be down for an extended period of time. There are two servers -- primary and backup. Only one will be down at a time, so there should be no interruption in service. SERVERS is the legacy CS Windows domain. It is only used by a few machines. Both servers should be returned to service by 8:00 AM July 9.

11 June 2022 — Scheduled Downtime

Beginning at 08:00 PM the departmental web server (pythia.cs) will be down due to system software upgrades. The downtime should be approximately one hour. During that time, all web services will be unavailable.

10 June 2022 — Scheduled Downtime

Beginning at 08:00 PM the departmental wiki server (legion.cs) will be down due to system softwae upgrades. The downtime should be approximately one hour. During that time, all departmental, research and course wikis will be unavailable.

26 May 2022 — Scheduled Downtime

ITaP Networking will be performing software updates on campus network switches in LWSN on Thursday, May 26 between 12:01 AM and 03:00 AM. During this time there will be disruptions to wired, wireless, and phone services.

Note: this is part of a campus-wide upgrade from May 18 through June 3. There may be disruptions with connections to other campus buildings and outside Purdue. This time is specific to networks in ~~HAAS~~LWSN.(corrected 5/23/2022)

20 May 2022 — Scheduled Downtime

ITaP Networking will be performing software updates on campus network switches in HAAS on Friday, May 20 between 12:01 AM and 03:00 AM. During this time there will be disruptions to wired, wireless, and phone services.

Note: this is part of a campus-wide upgrade from May 18 through June 3. There may be disruptions with connections to other campus buildings and outside Purdue. This time is specific to networks in HAAS.

Archived entries