Compile Python 3.4 on CentOS 7

This is just a short post to document the required commands to build Python 3 on a CentOS 7. First we need to install the Development tools and some required sources: e.g. bzip, to support compression in python yum groupinstall “Development tools” yum install zlib-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel readline-devel […]


Troubleshoot vCloud Hybrid Service Plug-in installation

Lucky me, I just recently received an account for vCloud Hybrid Service. 🙂 After playing around with the web frontend I really wanted to go and test “hybrid” and went to connect my vCenter to vCHS. With the latest vCenter version 5.5 Update 2, you get by default a new icon […]


VPLEX Metro with Powerpath/VE

This post is describing the challenges with native VMware multipathing and VPLEX metro. This post is mostly generic and true for other metro storage products and native host multipathing software. Host Access Methods: VPLEX offers two Host Access Methods enabled by the AccessAnywhere Feature (active-active LUN ownership model between directors […]


(nested) VSAN memory requirements

I’m writing this post as there maybe more people like me that don’t read the manual and requirements prior facing errors… The problems described in this post won’t probably happen with real servers, as they have enough memory. But with lab environments, which always doesn’t have enough memory, you try […]


creating AD User in vCAC failing

If you are trying to create an AD User, and set its password, as an Advanced Service (vCenter Orchestrator Workflow) in vCAC you might get following error: Unable to create a new user: InternalError: Failed to create user account… [LDAP: error code 53 – 0000001F: SvcErr: DSID-031A12D2, problem 5003 (WILL_NOT_PERFORM), […]


vCAC 6.0.1 IAAS Server not supporting .Net Framework 4.5.1

After successfully deploying and configuring vCAC (6.0.1) appliance and Identity Server in my lab, I started installing the IAAS server. Reading the prerequisite that currently only Windows Server 2008 R2 and Windows Server 2012 are supported, no Windows Server 2012 R2, I started installing a copy of Windows Server 2012. […]


configuring RHEL for kerberized NFSv4

This is the last of a few loosely coupled posts to install and test a kerberized nfs4 environment with EMC Isilon. To test nfs4 with Isilon I required an active domain joined and nfsv4 enable linux client. This post will show the required configuration tasks. I used a basic Redhat […]


configuring Isilon for kerberized NFSv4

This post will describe the required steps to configure an Isilon Cluster for using kerberized NFSv4. There are two supported kerberos server: Microsoft Active Directory and MIT KDC. We will use a Microsoft Windows Active Directory 2012 R2 kerberos server and RFC2307 for user/id mapping. Windows Prerequisites: Windows Active Directory […]


preparing Windows 2012 R2 Active Directory for Linux

This is the second post of a few loosely coupled posts to install and test a nfs4 environment with EMC Isilon. In the first post I covered the steps to install a Windows 2012 R2 active directory server and this post will present the steps to prepare the active directory […]