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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 ArticleSnapshots on storage
Good day!There is a storage DELL SC3020. A LUN was created on it to store virtual machines. The storage made the snapshots, after which the LUN was full and the virtual machine stopped with the error:...
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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The need to run a chkdsk equivalent on a attached datastore?
My storage admin just told me that they are seeing possible corruption (maybe false positive) on a m disk in a v7000 SAN.As they cant see inside a LUN they have presented to my hosts the SAN admin is...
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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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Unable to remove datastore
Hi, When I try to remove a datastore from vsphere I get the following error: Call "HostDatastoreSystem.RemoveDatastore" for object "datastoreSystem-15" on vCenter Server "xxxxxx" failed. The datastore...
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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...
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