HP XC System Software Release Notes for Version 3.2.1

6.3 Upgrade Process Installs the OFED InfiniBand Software Stack by Default...................................27
7 System Administration, Management, and Monitoring...........................................29
7.1 Perform a Dry Run Before Using the si_updateclient Utility to Update Nodes.............................29
8 Load Sharing Facility and Job Management............................................................31
8.1 Load Sharing Facility.......................................................................................................................31
9 Programming and User Environment.........................................................................33
9.1 InfiniBand Multiple Rail Support....................................................................................................33
10 Cluster Platform 3000................................................................................................35
11 Cluster Platform 4000................................................................................................37
12 Cluster Platform 6000................................................................................................39
12.1 Network Boot Operation and Imaging Failures on HP Integrity rx2600 Systems........................39
12.2 Notes that Apply to the Management Processor..........................................................................39
12.2.1 Required Task: Change MP Settings on Console Switches...................................................39
12.2.2 MP Disables DHCP Automatically.......................................................................................39
12.2.3 Finding the IP Address of an MP..........................................................................................39
13 Interconnects...............................................................................................................41
13.1 InfiniBand Interconnect.................................................................................................................41
13.1.1 enable Password Problem with Voltaire Switch Version 4.1.................................................41
13.1.2 Benign Messages with Cisco InfiniBand Switches................................................................41
13.2 Myrinet Interconnect.....................................................................................................................41
13.2.1 Myrinet Monitoring Line Card Can Become Unresponsive.................................................42
13.2.2 The clear_counters Command Does Not Work On The 256 Port Switch..............................42
13.3 QsNet
II
Interconnect......................................................................................................................42
13.3.1 Possible Conflict with Use of SIGUSR2.................................................................................42
13.3.2 The qsnet Database Might Contain Entries to Nonexistent Switch Modules.......................42
14 Documentation............................................................................................................45
14.1 HP XC System Software Installation Guide.......................................................................................45
14.2 HP XC Manpages..........................................................................................................................45
Index.................................................................................................................................47
4 Table of Contents