The AVIDD-B Cluster

Scheduled Downtime

July, 2006

  • 19-July: AVIDD-B/-I will be unavailable from 7am until Thursday, July 20, 7am to assist with benchmarking the Data Capacitor.

June, 2006

  • 6-June: AVIDD-B/-I will be unavailable from 8am until 5pm for monthly system maintenance.

May, 2006

  • 2-May: AVIDD-B/-I will be unavailable from 8am until 5pm for monthly system maintenance.

April, 2006

  • 4-April: AVIDD-B/-I will be unavailable from 8am until 5pm for monthly system maintenance.

March, 2006

  • 7-March: AVIDD-B/-I will be unavailable from 8am until 5pm for monthly system maintenance.

February, 2006

  • 7-February: AVIDD-B/-I will be unavailable from 8am until 5pm for monthly system maintenance.

January, 2006

  • 1-January: AVIDD-B, -I, and -O unavailable from 6pm until 6pm, Monday, January 2 for the WCC machine room power outage.

December, 2005

  • 6-December: AVIDD-B, AVIDD-I, AVIDD-O unavailable from 8:00am until 5:00pm for 1st Tuesday system maintenance.

November, 2005

  • 1-November: AVIDD-B, AVIDD-I, AVIDD-O unavailable from 8:00am until 5:00pm for 1st Tuesday system maintenance.

October, 2005

  • 27-October: AVIDD-N unavailable from noon until 6PM for system maintenance.
  • 4-October: AVIDD-B, AVIDD-I, AVIDD-O unavailable from 8:00am until 5:00pm for 1st Tuesday system maintenance.

September, 2005

  • 6-September: AVIDD-B, AVIDD-I unavailable from 8:00am until 5:00pm for 1st Tuesday system maintenance.

June, 2005

  • 8-June: AVIDD-B, AVIDD-I downtime has been extended to 5PM due to difficulties with the Force10 Ethernet switch/router upgrade.
  • 7-June, AVIDD-B, AVIDD-I unavailable from 8:00am until 5:00pm for 1st Tuesday system maintenance.

May, 2005

  • 3-May: AVIDD-B, AVIDD-I unavailable from 8:00am until 5:00pm for 1st Tuesday system maintenance. (This window has been extended due to difficulties with the EMC NAS/SAN)

March, 2005

  • 1-March: AVIDD-B, AVIDD-I unavailable from 8:00am until 5:00pm for 1st Tuesday system maintenance.
  • 11-March through 25-March: AVIDD-B and AVIDD-I will be down for operating system and other software upgrades and reconfiguration.

February, 2005

  • Maintenance cancelled.

January, 2005

  • 4-January: AVIDD-B, AVIDD-I, AVIDD-I64 unavailable from 8:00am until 5:00pm for 1st Tuesday system maintenance.

December, 2004

  • 7-December: AVIDD-B, AVIDD-I unavailable from 8:00am until 8:00am Wednesday, 8-December for an extended 1st Tuesday system maintenance.

November, 2004

  • None scheduled

October, 2004

  • 5-October: AVIDD-B, AVIDD-I unavailable from 8:00am until 5:00pm for 1st Tuesday system maintenance.

September, 2004

AVIDD-I and AVIDD-I64 will be unavailable September 13th - 29th while the equipment is moved to the new ICTC building.

August, 2004

  • 30-August: AVIDD-B, AVIDD-I unavailable from 8:00am until 5:00pm for additional maintenance.
  • 21-August: AVIDD-B unavailable from 6:00am until 4:00pm while WCC machine room transformer replaced.
  • 16-August: AVIDD-B, AVIDD-I unavailable from 8:00am until 5:00pm for 1st/3rd Monday system maintenance.
  • 02-August AVIDD-B, AVIDD-I unavailable from 8:00am until 5:00pm for 1st/3rd Monday system maintenance.

July, 2004

  • 19-July: AVIDD-B, AVIDD-I unavailable from 8:00am until 5:00pm for 1st/3rd Monday system maintenance.

June, 2004

  • 26-June: AVIDD-B unavailable 6:00am until 6:00pm due to scheduled power outage for transformer replacement. Only systems on PDU 7 affected; this includes AVIDD-B compute racks.
  • 21-June: AVIDD-B, AVIDD-I unavailable from 8:00am until 5:00pm for 1st/3rd Monday system maintenance.
  • 7-June: AVIDD-B, AVIDD-I unavailable from 8:00am until 5:00pm for 1st/3rd Monday system maintenance.

May, 2004

  • 17-May: AVIDD-B, AVIDD-I unavailable from 8:00am until 5:00pm for 1st/3rd Monday system maintenance.
  • 3-May: AVIDD-B, AVIDD-I unavailable from 8:00am until 5:00pm for 1st/3rd Monday system maintenance.

April, 2004

  • 19-April: AVIDD-B, AVIDD-I system maintenance, but access will not be disabled.
  • 5-April: AVIDD-B, AVIDD-I unavailable from 8:00am until 5:00pm for 1st/3rd Monday system maintenance.

March, 2004

  • 15-March: AVIDD-B, AVIDD-I unavailable from 8:00am until 5:00pm for 1st/3rd Monday system maintenance.
  • 1-March: AVIDD-B, AVIDD-I unavailable from 8:00am until 5:00pm for 1st/3rd Monday system maintenance.

February, 2004

  • 16-February: AVIDD-B, AVIDD-I unavailable from 8:00am until 5:00pm for 1st/3rd Monday system maintenance.
  • 2-February: AVIDD-B, AVIDD-I unavailable from 8:00am until 5:00pm for 1st/3rd Monday system maintenance.

January, 2004

  • 19-January: AVIDD-B, AVIDD-I unavailable from 8:00am until 5:00pm for 1st/3rd Monday system maintenance.
  • 5-January: AVIDD-B, AVIDD-I unavailable from 8:00am until 5:00pm for 1st/3rd Monday system maintenance.

December, 2003

  • 30-December: AVIDD-N unavailable from 8:00am until 5:00pm for 1st/3rd Monday system maintenance.
  • 29-December: AVIDD-B, AVIDD-I unavailable from 8:00am until 5:00pm for 1st/3rd Monday system maintenance.
  • 16-December: AVIDD-N unavailable from 8:00am until 5:00pm for 1st/3rd Monday system maintenance.
  • 15-December: AVIDD-B, AVIDD-I unavailable from 8:00am until 5:00pm for 1st/3rd Monday system maintenance.
  • 2-December: AVIDD-N unavailable from 8:00am until 5:00pm for 1st/3rd Monday system maintenance.
  • 1-December: AVIDD-B, AVIDD-I unavailable from 8:00am until 5:00pm for 1st/3rd Monday system maintenance.

November, 2003

  • 4-November: AVIDD-N unavailable from 08:00-17:00 for 1st/3rd Monday system maintenance.
  • 2-November/3-November: AVIDD-B, AVIDD-I unavailable from 8:00am Sunday, November 2 until 8:00pm, Monday November 3. This extended maintenance window is necessary to prepare for the 2003 Supercomputing Conference.

October, 2003

  • 21-October: AVIDD-N unavailable from 08:00-17:00 for 1st/3rd Monday system maintenance.
  • 20-October: AVIDD-B, AVIDD-I unavailable from 08:00-17:00 for 1st/3rd Monday system maintenance.
  • 6-October: AVIDD-B, AVIDD-I unavailable from 08:00-17:00 for 1st/3rd Monday system maintenance.

September, 2003

  • 29-September: AVIDD-N unavailable from 08:00-17:00 for 1st/3rd Monday system maintenance.
  • 22-September: AVIDD-B, AVIDD-I unavailable from 08:00-17:00 for 1st/3rd Monday system maintenance.
  • 10-September: a08 (AVIDD-N) will be unavailable from 09:00-12:00 for replacement of a fan unit by IBM technicians.
  • 8-September: AVIDD-B, AVIDD-I, AVIDD-N unavailable from 08:00-17:00 for 1st/3rd Monday system maintenance.

August, 2003

  • 18-August: AVIDD-B, AVIDD-I, AVIDD-N unavailable from 08:00-17:00 for 1st/3rd Monday system maintenance.
  • 4-August: AVIDD-B, AVIDD-I, AVIDD-N unavailable from 08:00-17:00 for 1st/3rd Monday system maintenance.

July, 2003

  • 24-July: AVIDD-B, AVIDD-I unavailable from 08:00-17:00 due to emergency kernel upgrade.
  • 21-July: AVIDD-B, AVIDD-I, AVIDD-N unavailable from 08:00-17:00 for 1st/3rd Monday system maintenance.
  • 5-July: AVIDD-B powered down some time saturday for a power switch in the WCC machine room. A system-wide reservation has been implemented for the hours of 15:00-19:00
  • 7-July: AVIDD-B will be unavailable for several hours while new disk hardware is integrated, PBS queue resources for myrib, myrii, gpfsb, gpfsi, imsl, & ia64 are defined, and the Myrinet is remapped. AVIDD-I will experience a brief outage as the Myrinet interconnect is remapped.

June, 2003

  • AVIDD-B and AVIDD-I will be unavailable on Monday, June 16th 8AM-5PM for monthly system maintenance.

May, 2003

  • AVIDD-B and AVIDD-I will be unavailable on Monday, May 19th 8AM - 5PM for monthly system maintenance.
  • AVIDD-B will be unavailable on Sunday, May 18th, 12:01AM - noon due to replacement of UPS equipment in the Wrubel Computing Center machine room. AVIDD-I will remain available but processes accessing the /N/B filesystem will hang since it is NFS-mounted from AVIDD-B.
  • AVIDD-B and AVIDD-I will be unavailable on Wednesday, April 30th, 3PM until Sunday, May 4th 9PM for evaluation of Force10 network equipment and benchmarks.

April, 2003

  • AVIDD-N will be unavailable for software upgrades 8:00am-3:00pm on Monday, April 7th.

March, 2003