Kasraeian

vWorld v.3

Tag: vCenter

How to check for “VMSA-2018-0025”

On “2018-10-09” VMware announced a new security advisory “VMSA-2018-0025“. VMware ESXi, Workstation and Fusion contain a denial-of-service vulnerability due to an infinite loop in a 3D-rendering shader. Successfully exploiting this issue may allow an attacker with normal user privileges in the guest to make the VM unresponsive, and in some cases, possibly result other VMs […]

Updated: October 20, 2018 — 5:06 PM

PowerCLI, TSM and Warning

Well, this post is all about doing some administration tasks using “VMware PowerCLI“. 1. Remote TSM (SSH) Think about conditions you’ve added 30 new hosts to your vCenter and for some reasons  you want to enable remote access (SSH) on all these hosts; there are multiple ways like: 1. Enabling this option from “DCUI” by […]

Updated: April 27, 2012 — 1:19 PM

Manually Updating ESXi 5.0 Hosts

This post would be compact/small version of new page ”ESXi 5.0 – Manual Update Guide” which showing all steps I toke to update one of my “VMware ESXi 5.0” hosts. First of all, you need to download and save patches from VMware Site to the datastore which is accessible by target host; in this case if […]

Updated: March 2, 2012 — 5:40 PM

ISO, Snapshot & Storage relation

Few days ago, while I was working on my home lab, I changed one of the NFS mounted shared storage on one of my ESXi 5.0 hosts. As this action happened only on one host, this different name start making some problems. One of these problem was the case of moving VMs from one host to […]

Updated: December 5, 2011 — 7:37 PM

Using VMware PowerCLI (#001)

After long absence, I’m back with some new posts which I hope they become useful one day. Code #001 (Disconnecting CD Drives): Last night, while I was looked for making some changes on my hosts in my home lab, I ran “RVTools” for checking VMs if they mounted any ISO images, so I can disconnect […]

Updated: November 28, 2011 — 11:48 PM

Migration to host failed with error

As I posted earlier, I have upgraded my lab from VMware vSphere 4.1 to VMware vSphere 5.0; during this upgrade (clean installation in some parts) I added 3rd NICs to hosts and created two vSwitch with one VMKernel for management and storage connection (multipathing) and one dvSwitch for some special VMs and features (FT Logging and vMotion). For […]

Updated: October 10, 2011 — 11:38 AM

VMware FT in Home Lab

Hi, I have upgraded my home lab hosts to the latest VMware ESXi 5.0 few days ago but yesterday I find the time to upgrade my vCenter as well; For some reason I cleaned up everything I made in past and did the clean installation. During this upgrade I bought and added second SSD Drive to […]

Updated: October 7, 2011 — 2:18 PM

Every 2 minutes …

I had a problem in my home lab for some times (about several days) but I didn’t find times to look over it. I planned some clean up to do for tonight, this one was one of them; I’ve two physical hosts which I added them to the vCenter; for some reason they disconnected automatically and […]

Updated: August 27, 2011 — 2:47 AM

Data Center Disaster – Lesson Learned

Well, this post going to have some technical information but it’s more like a document on “what’s happened and what should do”. Our company has multiple “data center design and support” project and three days ago there was disaster in one of them. Customer site consist of: One “HP EVA 8400 – 2C4D” as storage […]

Updated: August 19, 2011 — 3:01 PM

Little tips on updating hosts using vCLI

Today I make some time free to update my home lab from “VMware ESXi 4.1” to “VMware ESXi 4.1 Update 1”. Well, This may look outdated topic or old version as VMware already announced “VMware vSphere 5.0” but I face an “Error”, I thought it may be good to share here. Quick Note: Full process […]

Updated: August 5, 2011 — 2:05 AM
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