Configure HP ILO via ESXi CLI – Reset ILO Password via ESXi CLI

The HP server must have been installed with the HP ESXi ISO -or- Updated via VMware Update Manager (VUM) with the latest vibs from vibsdepot.hp.com. The process to configure the ILO is as follows: 1.  SSH to the ESXi host 2. cd /opt/hp/tools 3. Export the current config:   ./hponcfg -w /tmp/ilo_config.txt 4. Edit the above ...

Reset TopSpin Infiniband Switch Password

To reset the password on a TopSpin Inifiband switch you’ll need to boot the system in the single user mode. To do this: Connect a console to the serial port and stop the booting at ppcboot.   Do the following: 1) at the “Hit any key to stop autoboot:” prompt, press a key quickly ( <5sec ...

CentOS / RHEL horrible disk performance with SSD

noop, is essentially a first-in first-out (FIFO) queue with no extra logic. Each virtual machine can stop worrying about the disk, instead passing I/O requests along to the hypervisor to make a better decision about overall performance. Add “elevator=noop” to the kernel parameters in your boot loader’s configuration in /etc/grub.conf `echo noop > /sys/block/${DEVICE}/queue/scheduler`. Set ...

VMware converter does not find or recognize LVM CentOS 6 |-wi-ao|

As discussed in this VMware thread:  http://communities.vmware.com/thread/413602 VMware converter 5 fails to recognize LVM slices on CentOS 6 or Red Hat 6. Log files shows: WARN storage.lvm ]: Failed to match lvs output line ‘  lv_root|vg00|587034787840B|-wi-ao–|1 This issue is:  -wi-ao–    converter is expecting:  -wi-ao  (no –) Two fixes: 1.  downgrade to:   lvm2-2.02.72 -or- 2. Wrap ...

VMware “Unable to connect to the MKS:”

Unable to connect to the MKS: Login (username / password) incorrect Open /etc/vmware/config with a text editor. Add this:  vmauthd.server.alwaysProxy = “TRUE” Check your firewall config/network setup.    This error is caused by your vSphere client not able to communicate with the ESX/ESXi host directly. All “Unable to connect to the MKS:” errors are network issues.   ...

VMware vCenter SSL Certificate Locations

ESX/ESXi 4.0 /etc/vmware/ssl/ vCenter Server 4.0 C:UsersAll UsersVMwareVMware VirtualCenterSSL For Windows Server 2008, C:ProgramDataVMwareVMware VirtualCenterSSL