Some notes about VMware pvscsi adaptor

Comparing of SMB performance of using RDM and VMDK on ESXI 5.0

Testing environment :

Dell Optilex 990 + VMWare ESXi 5.0 U2 + single local 500GB SATA 7200rpm disk for data testing

Client : Windows 7×64 with 6GB RAM

Case 1 : provision of a single SATA 500GB disk using physical RDM, write and read a 8GB video file

write : ~53MB/s – 55MB/s

read : […]

VMware ESXi 5.0 and >2TB disk provision

Installing VMware tools on Centos 6 via yum

create the file /etc/yum.repos.d/vmware.repoand we place this text in it:

[vmware-tools] name=VMware Tools for Red Hat Enterprise Linux $releasever – $basearch baseurl=$basearch enabled=1 gpgcheck=1 gpgkey=

If we installed previously VMware tools via the local vSphere, we will need to remove them using /usr/bin/vmware/

We can now install VMware tools via yum:

yum install vmware-tools-esx-nox

In […]

Find patches and updates for VMware ESXi

Tweaking ESXi 5.0 – Adding un-supported hardware

cd tmp mkdir tweak cd tweak cp /bootbank/scsi-qla.v00 scsi-qla.tgz tar -xvf scsi-qla.tgz rm scsi-qla.tgz Update and tweak the file. Modifying the file to add additional Vendor and Device ID tar -cvzf scsi-qla.tgz etc usr mv scsi-qla.tgz scsi-qla.v00 cp scsi-qla.v00 /bootbank/scsi-qla.v00 restart server.


See aso The anatomy of the ESXi 5.0 […]

Patch esxi 5.0 using cli

Put the host in maintenace mode : vicfg-hostops –server –operation enter

To verify which VIBs are already installed on the ESXi 5 host, issue the following command:

esxcli –server= –username=root software vib list | more

To update the ESXi 5 host with the VIBs included in the depot, issue the following command: esxcli –server= […]

Suppress warning shown in vCenter Server when Remote Tech Support Mode (SSH) or Local Tech Support Mode is enabled

In vSphere 4.1 Update 2 and later, perform these steps on individual hosts to disable the warnings:

Open a VI Client to the ESXi host Select the ESXi host from the Inventory. Select Configuration tab Advanced Settings from the Software menu. Navigate to UserVars > UserVars.SupressShellWarning. Set the value from 0 to 1. Click OK. […]

Dell Optiplex 990 with VMWare ESXi 4.1 and ESXi 5.0

The onboard Intel 82579LM nic cannot be detected by vmware esxi4.1 and 5.0 out of the box.

For ESXi 4.1,

download the custom oem.tgz here with the e1001e driver and replace/merge the one in the /bootbank

For ESXi 5.0,

1st option :

Please try the following: 1. Install your machine(s) with the vanilla ESXi 5.0 […]

configure vmware vcenter 5 server

Minimum requirements for the VMware vCenter Server 5.x Appliance

Have some problem to start the DB2 embedded database in the appliance. May be I have allocated too little RAM to it?? After some investigation, the DB2 embedded database can be started using the below procedures in a 2GB footprint :

su – db2inst1 […]