Upgrade Scientific Linux 5.x -> Scientific Linux 6.x
upgrading cluster environment:
Scientific Linux 5.x -> Scientific Linux 6.x
- lustre-1.8.3/1.8.4/1.6.6 ->lustre-1.8.6-wc release (424TB, OSS's, OSC's)
- buggy Infiniband support in SL6 2.6.32-x kernels; rebuilding Infiniband Stack OFED-1.5.4
- lustre-1.8.6 wc release built against OFED-1.5.4
