Georgia Advanced Computing Resource Center

Aug 22 outage

"W" means "don't know When this task will be done"

Soon: /etc/motd on pcluster, zcluster

Sometime Tuesday: message to users

2 PM: VM snapshots

3 PM:
  disable logins pcluster
  disable logins zcluster (except for jkissing, students)

  kick users off pcluster
  kick users off zcluster?

  drain all nodes or queues, pcluster
  disable all queues except somedevq, zcluster

  kill all jobs pcluster
  kill all jobs zcluster

  do GE jobs testing MPI and storage I/O throughput

  stop execd on all nodes, zcluster

	      W: shut down racks 8,9,10,11

4 PM:
 shut down VMs (but must have place to do storage shutdowns from)

	       W: shut down 3070s
	       W: shut down Panasas

	       W: connect ESX IPMI cat5
	       W: "final rsyncs" of /db, /usr/local
              W: Curtis reconfig storage unit NICs/LAGs

****  AFTER ******

CC configs NICs on storage for VLAN 20, maybe

power up 3070s
power up Panasas
power up ESX servers and VMs


power up racks 8,9,10,11

switch and test /db, /usr/local mounts on the zcluster

do GE jobs testing MPI and storage I/O throughput

   W: GE upgrade
   W: yum updates of nodes
   W: yum update of zhead
   W: update FW on Dells

   W: reinstall rack11?

switch and test NFS mounts on pcluster

   W: upgrade PGI compiler

reenable queues on zcluster
resume queues on pcluster

enable logins pcluster
enable logins zcluster