Thursday, May 31, 2012

How-To Change Qlogic/Emulex HBA Connection Option in XenServer

How to set the connection option to Point-to-Point only?

For Emulex HBA - Edit /etc/modprobe.d/emulex and add:
options lpfc lpfc_topology=0x2
Complete guide to set the connection mode in Emulex HBA can be found at -

PVS - Unable to create machine on bulks on 100

Issue: Problem to create Virtual Desktops with XenDesktop Wizard (from PVS 5.6 SP1), unable to create machines on bulks of 100 or more, after 10- 15 Virtual Desktops the process failed.

- Citrix PVS 5.6/5.6SP1/5.6SP2/5.6SP3
- XenDesktop 5.5
- Hyper-V with SCVMM 2008 R2 SP1

1. Follow CTX130000 - implemeting WinRM settings on SCVMM and PVS server.
2. On SCVMM, change MaxMemoryPerShellMb to 512MB.

Believe this to be a Microsoft bug with wsmprovhost.exe.

Likewise Troubleshooting

Some likewise commands for troubleshooting.

# /opt/likewise/bin/lw-set-log-level verbose
# /opt/likewise/bin/domainjoin-cli query
# /opt/likewise/bin/lw-find-user-by-name ""
# /opt/likewise/bin/lw-get-current-domain
# /opt/likewise/bin/lw-get-dc-name
# /opt/likewise/bin/lw-get-dc-time
# clock
# /opt/likewise/bin/lw-get-metrics
# /opt/likewise/bin/lw-get-status.
# /opt/likewise/bin/lw-auth-user[ENTER]