IOPS change from 1000 to 1
We are planning for changing IOPS value from 1000 to 1 as per recommandations given by EMC. I have two questions on this. 1. Are there any adverse effects on VMware due to this?2. Is it really...
View ArticleSnapshot and DB re-indexing
Hi All, I would to take a snapshot of SQL Server (VM ) before performing DB re-indexing. Is there any issue with this process? Thanks,Anil
View ArticleUse OCFS2 on RHEL/SUSE w/o RDM
Hi all, I'm wondering if there is an ufficial guide in order to understand how to install and use OCFS2 on VMs with RHEL or SUSE without using RDM (maybe using multi-writer flag). Thanks in advance for...
View ArticleMultipath Policy Settings Questions
Hi All, How it the multipath setting initially set on the datastores? Does the storage decide? We have been seeing degraded performance from IO latency, and a 3PAR support rep recently suggested...
View ArticleFabric zoning best practices (new to FC)
I'm new to FC (we're an iSCSI shop), but I'm trying to learn for my DCD. I've been reading on various blog posts about zoning, which I believe over all makes sense. I came across this blog article and...
View ArticleHelp mapping volume on SAN to ESXi host using Fiber Channel WWN
Hello, I have created a volume on my SAN (LUN)I am creating the host mapping.when I go to define my host on my SAN which in this case is ESXi01 it asks for the Fiber Channel Ports definition by WWPN...
View ArticleVAAI Plugins Missing?
I'm pretty confused on configuring VAAI Hardware Acceleration. I go to list my plugins, and there are not any VAAI plugins or filters available on the ESXi host (5.0 Update...
View ArticleProvision space vs used space mismatch
Hello team, New to this forum. have a Question about provision space vs used space, we have one VM which 3 virtualdisks ( image attached ) 1. Eager zerothick - 40gb ( C drive , 23.2gb used) 2. Lazy...
View ArticleInvalid cast from 'System.String' on Virtual Machines Tab on Datastores View
Hey everyone! So I have the issue that popped up the other day and I think it may be related to an indivdual VM, but I was not able to find anything on the net about my error, so perhaps someone can...
View ArticleBEst PRactice to create one large LUn or small LUN
Dear Team, Storage team created one raid group size of 4TB, Now if I want to map this lun on one of the ESXi host so what should I do map two LUN size of 2TB and create two datastoreormap one LUN size...
View ArticleInfo on LUN Multipathing..
Dear Team, If we map new SAN LUN on one of the ESXi host , it detects 4paths.Just want to know these 4paths will be managed by Host or storage. regardsMr Vmware
View Articlehow to rescan all Host FC in one Go.
Dear Team, Please let me know how to rescan FC HBA for all Host in one GO. regardsMr VMware
View Articlebest practices document on datastore sizing
Is there a best practice guide or document in regards to sizing datastores in esxi 5.1?
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VMWare Path Selection Policy and EMC VMAX
Hi Storage Community, We're not using PowerPath yet (will be soon) but have an urgent need to present new VMAX storage to an ESXi 5 cluster. There will be 24 paths to the VMAX storage. The path...
View ArticleStorage Path Automatically Reverts Back - RR to Fixed
Hello all. We are currently busy with a SAN storage refresh. All is going well so far and all vms have been migrated from our old IBM XIV SAN to the newly installed Dell Compellent SAN. After having...
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storage profile compliance...
Hi,just testing storage profiles, using local and iSCSI storage w/o VASA, so just using user defined capabilities.One thing that surprised me is that you are only able to assign 1 capability this way,...
View ArticleVirtual SAN and vSphere Essentials Plus?
Hi all,according to the datasheet it should work with: Software• One of the following: vSphere 5.5 U1 (VMware vSphere® any edition or above), VMware vSphere® with Operations Management™ 5.5 U1 (any...
View ArticleDifferent LUN ID in cluster
Dear Team, I have 2 cluster, one san lun is mapped on cluster1 lun id is 1 , we are planning to map same datastore on cluster2 but lun id 1 is already in use, if I map same datastore on cluster2 it...
View ArticleDelete a VMFS data store or Unmount and detach
All, I need your assistance in this matter. I have 55 VMFS 3 datastores which I want to upgrade to VMFS5. I want to take advantage of the 1mb block size so I need to delete the data store then recreate...
View ArticlePaths to storage open discussion
Understanding the way mulitpathing works right out of the box, and listening to EMC powerpathVE pitch, I wonder if it has occurred to anyone that wiring up 4 HBA ports might be a bit much, and instead...
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