Quarterly patching downtimes - 11/12, 11/13 & 11/19

As part of our ongoing commitment to security, the Unix Infrastructure group will be conducting its quarterly system patching on Friday, November 12th, Saturday, November 13th and Friday, November 19th.  While many of the systems will be patched without any service disruption, there are some systems which require the downtime of key services.  The schedule below outlines which key services will be offline and for how long.

Friday, 11/12/2021 between 5pm and 630pm:

• LDAP-Master and Webadmin will be taken down for system maintenance.  During this time account creations and password changes will be unavailable.  Account authentication and logins will not be affected.

Saturday, 11/13/2021 between 8am and 10am(most systems will only be down for a short period during this time):

• myUMBC lite page will be up resulting in reduced myUMBC functionality
• The sites (wordpress) web hosting environment will be unreachable
• Wiki will be unavailable

Friday, 11/19/2021 between 5pm and 10pm (most systems will only be down for a short period during this time):

• Access to Cyrus (legacy) email (accounts not migrated to UMBC Gmail)
• All mail will be queued up and delivered after the server is patched
• All HFS (afs) servers - gl.umbc.edu home directories will be offline
• Between 9:15pm and 10pm only: Certain software licenses will be unavailable (autodesk, cadence, idl, schrodinger, xilinx, mathematica). 
• Between 9:15pm and 10pm only: The web hosting environments (virthost) will be partially unavailable (pages will be available but any database calls will not work)

Please let us know if you have any concerns or questions.

Thanks!

Tim Champ