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Maximum Size for D: drive with GPT
I have 14TB (RAID 5) datastore on vmware 6.7 running Windows 2012 R2.C: Drive is 200G.Currently my Drive D size is 10.6TBI read somewhere that 10.6T is maximum you can go on single logical D drive GPT...
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Issue with shrinking drive
I am on vmware 6.7 and Windows 2012 R2. Made mistake in my lab environment trying to shrink Drive C: from 80GB to 78GB. Instead of shrinking the 80GB drive I extended the wrong drive VIPDEV1 which was...
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observed increase in pool utilization Symmetrix Array
Hi Team, Need your help here to fix the increase in pool Utilization. Usually we use to run the un-map commands. From past 1 month, we are temporarily running unmap command to fix the or bring down the...
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Unable to unmount a datastore
I need to remove|delete a datastore ("dsarchiv") from the ESXi 6.5, but I keep getting errors saying: (vCenter)The "Unmount VMFS volume" operation failed for the entity with the following error...
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NFS Storage
Hello Experts, Could you please help me to find out if there will be any impact of installing the VAAI NFS plugin onto the ESXI hosts. Is there any best practices to be followed in case I need to do...
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Not detecting more than 3 hosts in my shared datastore.
Hi, I have assigned a LUN of 2TB shared across 4 hosts, i have added all four through ISCSI.Now when i create a datastore in vcenter, i can only see 3 hosts are getting detected always.IS there any...
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Can anyone please suggest on how to map vmdk files to respective LUN's in...
Can anyone please suggest on how to map vmdk files to respective LUN's in Vcenter 6.5 ?
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Native Multipathing Plugin question and Storage Mode Active /Active ,...
Hi everyone.Let say we have a NET APP Storage array with two Storage processors. These processors are configured as active active. Assume we have multiple paths between ESXI and this storage...
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How to Achive One device One HBA to one Path
Hi All, There is scenario where storage Admin messed up the configuration. They have presented 1500-1600 path which is more then our limit 1024. Now I can see few devices from 4,3,2,1 HBA's instead of...
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VMware Disk Provisioning with SSD Flash Storage
I'm building a new VM that will be used as a SQL 2019 Standard server running Windows Server 2016 Standard. Very small environment with only 5 or fewer users connecting to the SQL server for use with...
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What is best practice for large disks?
Hi, We are looking to setup a video archival volume and are purchasing a new SAN for purpose (iSCSI). I understand the maximum virtual disk size is 62TB but the usable capacity on the SAN will be about...
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VMWare Expanded Extent over 2 disks - Invalid argument on some files
Hi everyoneI have an ESX 6.7 which consists of a datastore named Vira nad this datastore was built over a 1TB Samsung SSD. after a while we needed to expand it and did it using another 1TB and expanded...
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Deleted Partition Table
Hello, I have done multiple searches and have not come across the situation I have put myself in, so I will ask.I have esxi 6.5 connected to a NAS unit with a iSCSI connector.While re-configuring my...
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NFS Configuration questions
We are migrating to new NetApp MetroCluster storage. All storage is NFS. In the past our storage targets only had one IP address to connect to so there was a question about what address to connect...
View ArticleDisk array failure and recovery leave Spanned datastore degraded and unusable.
I have a spanned datastore volume that is comprised of 4 extents and I suffered a disk array failure that forced me to re-import the disk volume on a very old PERC 5/I disk controller. I was able to...
View ArticleIntel Optane 905P VS Samsung 983 ZET best performance for running many...
I am looking to purchase two premium SSD's that will give the best performance for running many Virtual Machines simultaneously on vSphere. The two that I am looking at are the Intel Optane 905P and...
View ArticlePerformance boost with Iscsi
276/5000 Gentlemen, I have 2 servers with 8 virtual machines each, all machines are stored in IBM DS3512 storage, communicating via ISCSI, I have 2 dedicated cards only for storage communication...
View ArticleError Removing Datastore
I have two clusters (Servers adn VDI) that share the same storage array. I removed everything from the data-store and tried to remove the data-store form the system. Out of 7 hosts 5 of them removed...
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where to buy a speedometer?
Greetings everyone,Just arrived here and found this forum quite good, so I wanna know that from where I can buy sphygmomanometer?Actually I need it for my home, I saw some good digital and manual on...
View ArticleHelp Removing Datastore
I have a datastore that i am trying to remove and it tells me there is a Virtual Machine that is referencing this datastore. However, when i look at the DS there are NO files listed. Any help is...
View ArticleISCSI APD timeout issue in ESXi 6.7.0
Issue APD timeout issue in ESXi 6.7.0 Our setup:- This is pre-prod setup with 4 ESXi servers backed by Windows ISCSI storage.ISCSi data store size is 10 TB( presented from Windows physical ISCSI...
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Improving Stun Times
VMware 6.0Compellent SC5020 SAN connected with 10GBVM Size 1.6TBVM Workload: SQL12 disks split among 3 paravirtual controllersOS disk using LSI Logic SAS Does anyone know if there is anything else we...
View ArticleCannot reclaim space on VMFS store
Hey, hoping someone can point me in the right direction. I recently took over an ESXi instance, and have run into space issues on the box. Physical Server: HP Proliant DL380p Gen 8OS: ESXi 6.5 U2 Sept...
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ESXi 6.5 storage share presentation and vVols
Hi allI would like to ask you for some official documentation regarding Vmware Best Practices on mounting and presenting the volume shares and so vVols from a NetApp storage to a ESXi 6.5 solution...
View ArticleVMFS Problem
Hi, i have a vSphere 6.5, with 1 VM, after a crash in vm, i reboot the machine and after that my datastore dont show any more. Someone can help to restore vmfs partition ? There is the logs: vmkernel:...
View ArticleSD clone
Hi, I'm trying to upgrade from vmware 5 to vmware 6.7. My servers have a vmware boot on sd card and I think that is a good idea backing it or clone it before the upgrade. I found this article on...
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Maximum LUN size. Maximum VMFS volume size.
Hi everyone! Do you have an example of a LUN bigger than 16TB connected to your vSphere? Maybe 32TB? Do you have a VMFS 5 or 6 volume bigger than 16TB? According to the information I have found the...
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HP P2000 G3 SAS Multipath Configuration with Vmware HOSTS
Hi , we are having a weird problem with out HP SAN Setup with our VMware hosts , we have our san connected via 2 controllers ( A and B ) into each VMWare host. Controller A port 1 goes to vmware...
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Storage recommendations for small 3 host vcenter environment
Hi, I recently took over a half-well done vmware environment and need some direction. There are 3 servers currently:host 1 - single proc supermicro, runs vcsa (6.7)host 2- dual proc supermicro, runs...
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[vCenter 6.7u3] Analysing SIOC Activity Events
Hello,I want to look up, when Storage I/O Control started to throttle IOps on hosts in an ESXi Cluster.For that I analyse the storageRM logfile and I think I found the correct events, here is an...
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Mirroring two PCIe NVMe Drives using ESXi 6.5 on DL380 G10
I have a new DL380 G10 with two PCIe NVMe drives. I have set up a Windows 2016 VM as a test, given it equal storage from each NVMe and set the two disks to be Dynamic and then set up Disk Mirroring in...
View ArticleRe: Snapshots on storage
Good afternoon!I talked with a Dell specialist, and he said that they recommend performing snapshots on the SC3020. Since snapshots can speed up storage performance.1. I wanted to clarify if I create...
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DR Orchestration for vVols
I have setup virtual volume for array based replication, want to orchestrate the failover(planned and unplanned). I find references only to PowerCLI cmdlets(example: Start-SpbmReplicationFailover).Are...
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Space allocation on NetApp LUN
Hello, I am wondering if anyone else is experiencing this issue. Short facts about our system:- NetApp AFF220 IP-Metrocluster (ONTAP 9.6 P3)- VMware ESXi 6.7 U3- Thin provisioned LUNs with space...
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A general runtime error when configuring Dell SC series live volume on...
I have an environment that consists of 3 hosts and 1 SC5020F storage center. The DR site is also similarly kitted out. When running the live volume configuration wizard, everything is fine, I can see...
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Why QAVG is so high ?
In vCenter, the datastore latency is very high. In esxtop. DAVG is good, but KAVG & QAVG is very high, but at the HBA level, the QAVG is low, what is the problem? The Storage is EMC VPLEX, at the...
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Problem with recreating a missing descriptor file
Hi, I trying to recreat vmdk file from flat.vmdk as VMware Knowledge Base , but i can't get into the section of the virtual machine: /vmfs/volumes/5cb5fcec-19f64160-4478-14dae93d862e] cd ******-sh: cd:...
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When will we get support for 4Kn / 4096 byte sector FC storage targets?
4K device targets have been shipping for years, and it's increasing impact to not have support. There is still only support for locally attached 4Kn SAS/SATA spinning disks. When will we get support...
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Win 2012r2 physical compatibility RDM free space DELL SCv2020
Hi,We have a Win 2012r2 VM running on 6.0 ESXi. It has attached 4 RDM disks in physical compatibility mode. These LUNs belongs to a DELL SCv2020 compellent.Each LUN/Volume is configured with ~6TB in...
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Unable to create virtual machines in new datastore--frustrated beyond belief! :/
Hey all, I am about to tear out the rest of my hair. I am hoping someone here has seen this behavior and can point me to a solution. I simply have tried everything I can think of, an nothing is making...
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How Should VMware do Kubernetes Backup for Project Pacific?
Hello All! I'm the product manager responsible for the data protection features of vSphere and I'm here to ask a favor. VMware has a robust set of solutions for protecting VMs and we want to have a...
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iSCSI vs NFS
Hi VMware has not released this paper's new version since 2012 - https://www.vmware.com/content/dam/digitalmarketing/vmware/en/pdf/techpaper/storage_protocol_comparison-white-paper.pdf I went though...
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No able to increase LUN
HI I have this stange situation and I hope someone can help I have expanded a LUN and rescan storage, the adapter pick up the new size but when I try to increase the datastore I get empty I dont know...
View Articlehot-extend shared vVol disk in MSCS
Hello, We are evaluating the replacement of RDMs used as shared disks of MSCS deployments by vVol. We are facing a blocking operational issue with this deployment as hot-extends of the shared vVol...
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unable to increase SAN datastore in Esxi6.7
Hello Everyone,we have a storage only have one pool and one volume, before it's mapped to one vSphere 6.5 hosts A by SAS cable, only one VM 01 is stored on this storage.now two we have 2 of 6.7 host in...
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Mark as flash Disk?
Hello all, I have a few questions about this feature.1. What does "Mark as Flash Disk" actually do?2. Is there an advantage of marking an SSD LUN which is falsely recognized as HDD as Flash Disk, in a...
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Storage vMotion vs LUN resize
vSphere 6.7 (storage vMotion set to manual) I inherited an environment where all the LUNs (NetApp SAN) were sized at 6TB. The environment is growing, at least a few (2-5 of 100) VMs are constantly...
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Can we add multiple Storage to our existing License
Hi VMware and Team, We would like to enquire if our current license can support multiple SAN Storage? Thanks & BR,Logan6017-3000398
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Delete Datastore
Hi gurus I want to delete a datastore but I am facing the "datastore in use" error, I have checked that no one VM has an iso pointing to this datastore, all VM has been migrated to another Datastore,...
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