Category Archive: Planned Maintenance

Planned maintenance announcements

SDSC Planned Maintenance – Linux patch/reboot – 21 Mar 2017

[Update – 22:02] All maintenance is complete. Please contact support with any questions or concerns. —– On Tuesday, 21 March 2017 between 17:00 and 23:00, general system maintenance, including patching and reboots, will occur for the following systems. Updates will be posted on the SDSC status page at http://status.sdsc.edu. Systems will be unavailable during reboots. …

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“SDSC” Wireless retirement – 29 March 2017

As stated in a previous email, a recent security audit of SDSC, sponsored by UCOP, identified several findings associated with the SDSC Wireless system (SDSC SSID). In order to remediate the findings related to the SDSC Wireless System, SDSC will retire its SDSC specific wireless SSID on March 29th. One issue brought forward is access …

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SDSC Planned Maintenance – linux patch/reboot – 31 January 2017, 17:00-23:00

On Tuesday, 31 January 2016 between 17:00 and 23:00, general system maintenance, including patching and reboots, will occur for the following systems. Web sites and services hosted on the below systems will be affected. Systems will be unavailable during reboots. Please save all work prior to the 5pm maintenance period. Affected Linux systems: bastiat batman …

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SDSC Planned Maintenance – core NFS server replacement – 5 Nov 2016, 08:00-13:00

[Update, 15:10] All systems are up and services restored. Please contact support with any quesitons or problems. [Update, 14:02] Permissions problems were solved. Due to the migration of fileserver from Solaris to Linux, some default ownership changed needed to new values. Also, some networking changes needed to be changed. [Update, 13:10] Many systems are back …

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SDSC Planned Maintenance – Limited West Datacenter Power Outage – 25 Oct 2016, 08:00-12:00

[Update – 09:40] This maintenance has been completed and all power services have been returned to normal. If you need any further assistance please route requests through the normal support channels. —— In order to complete the replacement of our UPS system, we have scheduled the second power maintenance window for October 25, 2016, from …

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SDSC Planned Maintenance – Linux, Windows – 18 October 2016, 17:00-23:00

Additional Detail: Between 17:00 and 23:00 on 18 October 2016, SDSC will be performing routine maintenance with reboots on Windows and Linux systems. Please contact your service provider with any questions you may have about the maintenance. Affected Linux systems: anchor artemis bastiat batman beeker bethere bowser bss-prod bss-test bss-web buchhalter buchhalter2 bumper buster ca2 …

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SDSC Planned Maintenance – Linux, Windows – 20 September 2016, 17:00-23:00

[Update, 22:59] Linux patching and system maintenance has been completed. Please contact SDSC support with questions or concerns. – Hosted web servers briefly unavailable – Some Linux systems patched with reboot – Standard Windows patching Additional Detail: Between 17:00 and 23:00 on 20 September 2016, SDSC will be performing routine maintenance with reboots on Windows …

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SDSC Planned Maintenance – Linux, Solaris, Windows – 16 Aug 2016, 17:00-23:00

– “cavern” NFS file sharing unavailable during fileserver reboot – NFS file sharing from some project storage nodes – SDSC e-mail temporarily delayed (UCSD Exchange service will not be affected) – Hosted web servers briefly unavailable – Virtualized hosts may pause – Some Linux systems patched with reboot – Standard Windows patching Additional Detail: Between …

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SDSC Planned Maintenance – Datacenter UPS Maintenance – 29 June 2016 09:00

[Update – 23:14] All work was complete by 16:45. Please contact SDSC operations with any questions or concerns [Update – 10:43] Maintenance is still progressing. Updates will be made once work is complete Semi-annual UPS maintenance has been scheduled for June 29th, 2016, starting at 9am. During this cycle each unit will be placed into …

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SDSC Planned Maintenance – Kerberos rekey – 11 Feb 2016, 07:55

At approximately 0755 on 11 Feb 2016, SDSC will premptively rekey the primary KRBTGT within the SDSC realm. Moving to a stronger encryption method will make impersonation attacks against the SDSC kerberos realm much more difficult. This change will invalidate the existing krb5 credential cache and require a new ‘kinit’.

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