15 03, 2018

vSAN remove host vpxa agent

By | 2018-03-16T19:06:31+00:00 March 15th, 2018|Backups, Virtualization, vSAN|0 Comments

Today in my nested vSAN I had a dead ESXi host with a PSOD. Since I had some issues with one of my Storage disks, I think is the cause of this nested ESXi issue. I restore the nested VM with a Veeam Backup. Afterward, the ESXi host was not possible to connect to the [...]

24 02, 2018

Runecast Analyzer first full Review

By | 2018-03-13T12:44:24+00:00 February 24th, 2018|Olher, Partners, Virtualization, vSAN|0 Comments

Before this Runecast Analyzer first full Review, I had the opportunity to check Runecast, in its initial versions launched at the Beginning of 2017. Mainly when we had the vSphere 6.0 PSOD update 2, I use the tool to check any issues in our environment that could trigger this vSphere PSOD bug. I also use [...]

31 08, 2016

How to move your VMs from a dead ESXi host

By | 2017-12-30T02:50:07+00:00 August 31st, 2016|Virtualization|0 Comments

This weekend we lost a ESXi 6.0 host from a Cluster of 8 hosts(with shared Storage between them). This is a particularly ESXi host/Cluster, since HA is not enable and vMotion between hosts is not possible since the VMs needs to run in a particularly host and local network. There is also some VMs that [...]

6 06, 2016

ESXi host issue: VMs doesn’t start, Insufficient Resources

By | 2017-12-30T02:50:08+00:00 June 6th, 2016|Virtualization|2 Comments

We had an ESXi host with an issue when powering any VM.  When users click the start button, always have an error "Insufficient Resources." Was a strange error, since we know that this ESXi host has enough resources to run more VMs. So we need to troubleshoot the issue and check what is triggering this [...]

25 04, 2016

ESXi 6.0 reports “error code: 15” during Remediate update in VUM operation

By | 2017-12-30T02:50:08+00:00 April 25th, 2016|Virtualization|13 Comments

Another vCenter another ESXi with problems applying last updates. In this case is a HP DL360 G9 with ESXi 6.0 build 3568940. Using VMware Update Manager to scan it shows 17 updates to install, stage is 7(the rest are older versions), when remediate the host we get this: Remediate entity esxi721.localdomain. The host returns esxupdate [...]

19 03, 2016

VMware: What new in vCenter and vSphere 6.0 Update 2

By | 2017-12-30T02:50:12+00:00 March 19th, 2016|Virtualization|0 Comments

VMware launched a couple of days a new update(update 2) for vCenter 6.0 and also ESXi. What is new: vCenter Update 2 Features: Two-factor authentication for vSphere Web Client: Protect the vSphere Web Client using the following form of authentication: RSA SecurID Smart card (That is the UPN based Common Access Card) Support to change [...]

27 02, 2016

VMware: ESXi 5.5 update – No coredump target has been configured. Host core dumps cannot be saved

By | 2017-12-30T02:50:12+00:00 February 27th, 2016|Virtualization|0 Comments

Today after update(just apply the latest bug fix and security patches) our ESXi 5.5 farm had a strange issue. Applying VMware update in 8 ESXi 5.5 HP DL360 Gen9, after the reboot I had the same issue in all hosts Warning: No coredump has been configured. Host core dumps cannot be saved First I try [...]

16 01, 2016

How to install and Enable VAAI NetApp® NFS Plug-in in VMware

By | 2017-12-30T02:50:12+00:00 January 16th, 2016|Storage, Virtualization|0 Comments

Lets start to have a small explanation what is VAAI(vStorage API for Array Integration ) and what are the benefits using it. VAAI is an API framework in VMware that enable some Storage tasks. It first presented in ESXi 4.1, but only after 5.x supports hardware acceleration with NAS storage devices. Allows certain I/O operations [...]