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Sun HPC ClusterTools 8.1 Software Release Notes

820-6791-10



Contents

1. Sun HPC ClusterTools 8.1 Software Release Notes

Major New Features

Related Software

Installing the ClusterTools 8.1 Linux Packages

Changes to the Default Paths

Disabling Installation Notification

Mellanox Host Channel Adapter Support

Change in Open MPI Terminology

Outstanding CRs

MPI Library is Not Thread-Safe (CR 6474910)

Using udapl BTL on Local Zones Fails for MPI Programs (CR 6480399)

udapl BTL in Open MPI Should Detect That a udapl Connection is Not Accessible and Not Just Hang (CR 6497612)

MPI Is Not Handling Resource Exhaustion Gracefully (CR 6499679)

Request Script Prevents SUNWompiat From Propagating to Nonglobal Zone During Zone Creation (CR 6539860)

udapl BTL Use of Fragment Free Lists Can Potentially Starve a Peer Connection and Prevent Progress (CR 6542966)

TotalView: MPI-2 Support Is Not Implemented (CR 6597772)

TotalView: Message Queue for Unexpected Messages is Not Implemented (CR 6597750)

Slow Startup Seen on Large SMP (CR 6559928)

Bad Shared Memory Performance for Large Message Sizes Seen With Memory on Sun SPARC Enterprise M9000 Server

MPI Programs Running on Solaris with uDAPL and IB Network With Hermon HCA Can Fail (CR 6735630)

-xalias-actual is Needed When Compiling Fortran 90 Programs (CR 6735316)

DDT Message Queue Hangs When Debugging 64-Bit Programs (CR 6741546)

VampirTrace Wrapper Compiler Attempts to Use Incompatible gzip Library (CR 6738216)

MPI_Comm_spawn Fails When uDAPL BTL is in Use on Solaris (CR 6742102)