Enhanced vMotion and VSA
Hi, I'm not sure about how it works the new Enhanced vMotion and the VSA. Is it necessary VSA for Enhanced vMotion to work or both are things completely different? If they can work separately, what is...
View ArticleSetting MultiPathing Policies on a per-LUN basis
I have one VM per cluster that needs a fixed multipathing policy to access an RDM as per vendor requirements. The other VMs would normally be using round-robin as per best practices...
View ArticleLUN sharing for Stornext VM's
I am trying to virtualize several of our (W2K) server that are using a Stornext filessystem. Several VM's need to share the 4 LUNs for their 2TB Stornext X: driveletter.This is the setup: ESXi 4.1 on a...
View ArticlevSphere 4.0 and HP D2700 drive array
Hi. New to the forum - and this may be a noob question. I have an existing vSphere 4.0 deployment on an HP DL380 G7 with a ton of RAM, a P410 SAS controller, and two 1.4TB datastores. I have added a...
View ArticleExtremely high virtual disk latency on only 1 guest
Forgive me - I'm a n00b. Not much experience with VMware, but we're having a dickens of a problem and I'm looking for suggestions. One VM guest is having major virtual disk read/write latency. It's...
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I thought I understood how VMs live in the datastores, but maybe not...
My Guest VM (Prod01) says that it has resources in Datastore01 and Datastore04. When I look at the Hard Drives assigned to the VM (under Edit Settings) I see that all three Hard Drives are on...
View Articleiscsi performance problems - VMs crash
Hello, We have a Dell MD3220i with 24 SAS drives, dual controllers, two 1GB links per controller. Each esxi 5.1 host is connected to both controllers using dedicated NICs. We only have a few VMs...
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Remove datastore from one esxi host only
Hi, We are running vSphere 5.1 with 3 hosts in a cluster and a single ESXi host as a standalone - all four managed through vCenter. To simplify the setup let's say we have 3 LUNs on the same storage...
View ArticleiSCSI LUNs on new targets not detected after port binding
We have been using a couple of cheaper iSCSI SANs for a while now as a low-tier compliment to our FC SAN. This has been running well up until recently. As we needed more storage at a higher tier, and...
View ArticleEquallogic Lost Path Redundancy
We recently switched to an Equallogic 6100X array at our Co-Location. Use use Veeam to replicate a few servers to the equallogic through out the day. Since moving to this new array we are receiving...
View ArticleiSCSI inactive datastore, iSCSI target MIA!
I have a strange problem with iSCSI datastores. One of our junion VM administrators configured and added a new iSCSI LUN to a standalone vSphere 5.1 host. All went well, VMFS-5 volume created and VMs...
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NAS Cert. Help
Hello, I am running NAS certification via workbench with ESXi5.0. When I test “Configuration information and Verification” for Verify, here are some parameters are confused me. What do the Host...
View Articlevasa
i have ibm 3512 storage and Essentials Plus . i want to use and learn vasa technology. how to install and how to find install setup ?thanks for helping
View ArticleCold Migration Question
I need to cold migrate from vpshere 4.1 hosts to vsphere 5.0 hosts. The 5.0 hosts are going to be hosting VMFS 5 datastores. Will I be able to do this since the 4.1 hosts can't read VMFS 5?
View Articlestorage mode
i have ibm 3512 storage . i want to learn that which mode the my device is working. active-active or active-passive
View Articlewhat is block size ?
i have san storage and qnap iscsi storage. in datastore deatials, san storage lun block size 1 mb - qnap iscsi lun block size 4 mb . What is the difference between them so fast or slow ? can i change...
View ArticleSetup a non-redundant vm cluster with IBM 3512 SAN
Hello people! I have a small cluster of 3 hosts that i want to connect on a IBM 3512 SAN, with SAS cable. The SAN can have up to 4 SAS entry, so i cannot have redundant attachment as recommended by...
View ArticleOptimizing NFS performance with vSphere 5.1 using Oracle Sun ZFS Appliance
Hi all, Would like to get input from members of the forum on optimizing NFS performance for vSphere 5.1. Performance has been good but I haven't found a lot of shared knowledge around Oracle Sun ZFS...
View ArticleDeploy VSA on second LUN
I have two ESXi 5.1 hosts and am deploying VSA. Each host has two RAID LUNs-- a small 2-drive RAID-1 and a large 6-drive RAID-10. ESXi is installed on the RAID-1. When I run the wizard to deploy VSA on...
View ArticleIs there any impact if we Remove Dead Path...(force hba relogin on physical...
Dear Team, i have one ha enabled cluster , 2 esx 4.1 host is a member of the same. Once i click FC HBA adapters => Devices, i m able to see dead path entries of old luns which we have deleted from a...
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