XCAT_2.13.7_Release_Notes

Highlighted Functions and Changes in Behavior

Features

Highlighted Functions

• OpenBMC support

  • rspconfig

    • Get IP/Netmask/Gateway/VLAN/Hostname attributes
    • sshcfg - ability to copy SSH keys to the BMC

  • rflash - flash/activate/manage OpenBMC firmware (BMC/PNOR)

  • reventlog - limited log reporting

  • Known Issue: rpower <> reset/boot has been disabled for this release. Issue #3966

• xCAT Performance Enhancements were made on the following functions:

  • Hardware Discovery
  • Running nodeset in Hierarchical Clusters
  • Logging to capture data for DB Access
  • Investigation of bmcdiscover performance in large clusters

• For hardware discovery

  • xcatprobe clusterstatus - Tool to help report discovery status during hardware discovery #3900
  • PDU discovery and configuration #3629

• Support for IBM OpenPOWER S822LC for Big Data Servers

  • rflash support

• SRIOV support for VMs, please reference Manage VM documentation for more information.

xCAT Documentation

xCAT documentation is hosted on ReadTheDocs: http://xcat-docs.readthedocs.io/

Download xCAT

• xcat-core

  • RHEL/SLES - xcat-core-2.13.7-linux.tar.bz2
  • Ubuntu - xcat-core-2.13.7-ubuntu.tar.bz2

• xcat-dep

  • RHEL/SLES - xcat-dep-2.13.7-linux.tar.bz2
  • Ubuntu - xcat-dep-2.13.7-ubuntu.tar.bz2

Test Environment

Hardware Platform and Operating Systems which have been verified:

Hardware Platform	Operation System
IBM Power S822LC for HPC	RHEL 7.4
IBM Power S822LC for HPC	Ubuntu 14.04.4
IBM Power S822LC for HPC	Ubuntu 16.04.1
IBM Power S822LC for HPC	SLES 12 SP2 Issue #2322
IBM Power 750	RHEL 7.4
IBM Power 750	RHEL 6.9
IBM Power 750	SLES 11 SP4
iDataPlex M4 DX360	RHEL 7.4
iDataPlex M4 DX360	RHEL 6.9
iDataPlex M4 DX360	SLES 11 SP4
iDataPlex M4 DX360	Ubuntu 14.04.4
iDataPlex M4 DX360	Ubuntu 16.04.1
iDataPlex M4 DX360	SLES 12 SP2 Issue #2322

Key Issues Resolved

Issue #3939 makehosts does not understand tagged VLAN interfaces

Issue #3930 SN will dispatch "nodeset offline" command back to MN

Issue #3927 If network entry exist, makenetworks hard stop

Issue #3876 have /tmp and /var on hardisk in the xCAT diskless installation

Issue #3867 switch_macmap fails with "No switch information obtained" on Cisco switch

Issue #3809 Unrecognized directive (dest=osimage) after hardware discovery

Issue #3614 cumulus switch enablesnmp does not program the community password to match the site or switch table

Issue #3571 makenetworks does not detect existing network defined in the network tables

Issue #3428 kickstart file is not correct in hierarchy mode

Restrictions and Known Issues

Issue #3966 xCAT needs to enhance rpower <> reset to work with OpenBMC servers as a hard reset is not supported and sending off and on too quickly does not always take.

Issue #274 rhels7.4/rhels7.2 diskless hang on Power S822LC

Issue #3700 xcatprobe switch_macmap , does not display VLAN correctly for CumulusLinux

Issue #3870 Running discover on the latest P9 Processor causes segmentation fault in dodiscovery

Issue #3513 For the latest xCAT-genesis-base, the mlx4_en driver 2.2-1 (Feb 2014) is included, it can not support Mellanox Ethernet NIC that need driver newer than 2.2-1, for more information, please reference build genesis locally with latest RH MN

Issue #3284 While selinux on KVM host was reconfigured from enforcing to disabled, rpower failed to power previous created KVM guest on