Category Archives: NetApp

RDM Path Selection Policy (PSP) with Microsoft Clustering

Prior to vSphere 5.5 the Round Robin Path Selection Policy (VMW_PSP_RR) is not supported for the shared disks of a Microsoft cluster. You may find that the ESXi multipathing claim rules are set so that when the RDMs are discovered … Continue reading

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VMware vSphere Metro Storage Cluster (vMSC)

VMware vSphere Metro Storage Cluster (vMSC) is not a product but a certified configuration where a vSphere cluster spans geographical locations. This could be spread across a campus, metropolitan area or a larger area up to 200 km apart. vMSC … Continue reading

Posted in NetApp, Storage, VMware, vSphere | 1 Comment

VMware Site Recovery Manager 5.1 and IBM N series (NetApp) SRA

I had an issue with VMware Site Recovery Manager 5.1 with the IBM N series SRA and suspect it would be the same with the NetApp SRA. SRM version installed 5.1.1, N series SRA version 2.0.1 installed. When discovering replicated … Continue reading

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Carefully Plan Filer Names and Volume Names when using VMware Site Recovery Manager with NetApp / IBM N series SRA

I have been struggling with an issue reprotecting a Protection Group within VMware Site Recovery Manager with the IBM N series (NetApp) Storage Replication Adapter. The first step Configure Storage to Reverse Direction would fail with “Error – Failed to … Continue reading

Posted in IBM, N series, NetApp, Site Recovery Manager, Storage, VMware | 10 Comments

Warning – vSphere 5 with NetApp NFS Storage

For those of you using NetApp, or IBM N series, NFS storage with VMware vSphere 5 or looking to upgrade to vSphere 5 with NetApp NFS storage beware of a NetApp bug causing the ESXi hosts to lose connection to … Continue reading

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PowerShell Script to list NetApp LUNs Mapped to Igroups

I wanted to get a list of which LUNs on my NetApp filer were mapped to each igroup. This script is not very efficient but it gets the job done in the format I wanted it in. Using Windows PowerShell … Continue reading

Posted in NetApp, Powershell | 1 Comment

PowerShell Script to report on LUNs mapped to IGroups

I had a requirement to produce a report of which of my NetApp LUNs were mapped to which of my 3 VMware vSphere clusters. Each cluster has its own Igroup on the NetApp filer: – Prod-Cluster Dev-Cluster UAT-Cluster Some LUNs … Continue reading

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Get NetApp Volume Options with PowerShell

You will need the DataONTap module for Powershell for these commands to work. If you already have the DataONTap modules installed you can load it in your current PowerShell session with the command Import-Module DataONTap You will then need to … Continue reading

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FCP Partner Path Misconfigured Error

If you are receiving FCP Partner Path Misconfigured Errors from your NetApp (or IBM N series) storage you can check with LUNs are being accessed via the partner path by running the lun stats command on the filer with the … Continue reading

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