Moving large VMDK files to new VM container
Hi All Hoping someone can help We have just migrated an existing service from one VM to another using vSphere 6.0. As part of this I needed to unmount the drives which were connected to the old VM and...
View ArticlevSAN Design and Sizing Guide 6.5 miscalculation?
I'm going through the VMware vSAN Design and Sizing Guide 6.5 trying to get a better grasp on vSAN. Going through "14.2 Capacity Sizing Example II" I want to verify that the calculations done for...
View ArticleCan someone explain VVOLs to me?
I've read a number of articles and watched some YouTube videos of people trying to explain VVOLs but they still are not clear to me. All of the explanations I've seen seem to start with the premise...
View ArticleRaid 10 vs Raid 5 read performance
We are using VMware and have a HPE 3PAR storage as primarydatastore.We just bought 2 new ESXi hosts (HPE DL380 Gen10) with local SSD disks(6x400GB) so we can create a local datastore to reduce the load...
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Number of paths to a datastore
VMware vSphere 6.0 I might be light on details, but I don't quite know where to start. I'm a "SAN beginner", but have been handed a built system and expected to support it. I have a NetApp SAN that...
View ArticleESXi 6.5 unable to add new datastore
Hi, I have just installed a new Dell PowerEdge R640 with vmWare ESXi 6.5 installed. I have 2 RAID disks. 2x 600GB SAS in RAID 1 and 2x 2TB SAS in RAID1, ESXi is installed on the 600GB disk. I have...
View ArticleDatastore Sizing on NFS
I'm using VMware on NetApp NFS All flash FAS where there is an option to autogrow volumes instead of creating a new volume and VMware datastore when I run out of space. Traditionaly I've been using a...
View ArticleWhich RAID is best for ESXi vSphere running Symantec Messaging Gateway?
Hello, My organization is currently running Symantec Messaging Gateway on an ESXi hypervisor. We are wanting to upgrade the hardware to a new Dell PowerEdge T130 server so we can utilize a RAID array...
View ArticleEliminar datastore inactivo
Hola a todos los que lean este post. Soy nuevo en este gran mundo que es la virtualización. Recientemente tuve necesidad de reinstalar ESXi en un host porque estaba con problemas al iniciar el SO y no...
View ArticleQLOGIC or EMULEX HBA for ESXi 6.5
Hi all, We are planning a new hardware purchase to replace our current ESXi hosts running on HP DL380 G9 servers. So far we have had some issues with the HBA PCIe 8Gb (QLOGIC and some EMULEX ) cards...
View ArticleChange DNS mounted NFS volume
Hi our topology is as follows: We have a Netapp Storage Controller with two nodes each node contains an IP address and hosts different datastores (essentially each aggregate is hosted by a...
View ArticleBest way to use local disks
Hi, I am not a Vsphere expert and have inherited a VMware estate with 16 MacPros (Cyllinder ones) running ESXi with VCSA all hooked upto an iSCSI LUN over 2 x 10G ethernet.We use this to run our CI...
View ArticleBest Practices for NFS Datastore
I'm trying to get some advice on how to best set up an NFS server to use with ESXi as a datastore. I took a stab at it with CentOS 7, but the performance is abysmal. I'm hoping someone can point out...
View ArticleUse HPE D3600 storage as shared with two ESXI hosts
Hello there,I'm not very fluent in this kind of hardware so I need some assitance I own HP D3600 12Gb SAS Disk Enclosure with two separate I/O moduiles. I want to connect this hardware to two different...
View ArticleStorage oddities - Corrupted Partition Table resulting in Vanishing VMFS5 and...
I've had something odd occur twice now in our environment, each occurrence in a different datacenter. I'm a bit stumped, and a little concerned that I can't determine the root cause for this. What...
View Articledisk latency
we are using vrealize so we saw disk latency on vm's . values range from 5 to 13. What value should be normal ? 1 or 2 ?
View ArticleHow to create a forensical sound copy of a powered off ESXi-VM ?
Hello allI have been asked to create a copy of a VM in such a way that the copy can be used as a piece of evidence in court.A quick search in google only showed a couple of hits and surprisingly I...
View ArticleDatacore API and PRTG
Hello, At present, I'm in stage project with PRTG monitoring. I've a server of test with ESXi 5.5, therefore, I would like to have your advice on : - verify the state and the available place of...
View ArticleWhat is the Procedure to Reboot a iSCSI target on a NAS
Hi, all I am new to VSPhere/iSCSI I have a setup with two datastores, a local datastore with the VMs and a second 'backup' datastore to which I backup the VMsThe second datastore is via iSCSI to a NAS....
View ArticleVMware datastores inactive and unmounted (greyed out) - ESXi 6.0.0/MSA2040
Hi all, We are using MSA 2040 Storage for our 2 ESXi hosts (Version 6.0.0), our switch model is HP Fibre channel switch SN3000B. We have tried almost everything- upgrading the firmware, detaching the...
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