6.5.1

Table Of Contents
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Web server to host partner packages for filter installation. The server must remain available after
initial installation. When a new host joins the cluster, the server pushes appropriate I/O filter
components to the host.
Configure I/O Filters in the vSphere Environment
To set up data services that the I/O filters provide for your virtual machines, follow several steps.
Prerequisites
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Create a cluster that includes at least one ESXi host.
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VMware offers the I/O filters. In addition, you can use the filters that VMware partners create through
the vSphere APIs for I/O Filtering (VAIO). Typically, the partner filter packages are distributed as
vSphere Installation Bundles (VIBs) and can include I/O filter daemons, CIM providers, and other
associated components. For information, contact your vendor or your VMware representative.
Procedure
1 Install I/O Filters in a Cluster
If you use I/O filters provided by third parties, install the I/O filters in an ESXi host cluster.
2 View I/O Filters and Storage Providers
You can review I/O filters available in your environment and verify that the I/O filter providers appear
as expected and are active.
3 Configure Virtual Flash Resource for Caching I/O Filters
If your caching I/O filter uses local flash devices, configure a virtual flash resource, also known as
VFFS volume. You configure the resource on your ESXi host before activating the filter.
4 Enable I/O Filter Data Services on Virtual Disks
Enabling data services that I/O filters provide is a two-step process. You create a virtual machine
policy based on data service capabilities that the I/O filters provide, and then attach this policy to a
virtual machine.
What to do next
For information about troubleshooting I/O filters, see the vSphere Troubleshooting documentation.
Install I/O Filters in a Cluster
If you use I/O filters provided by third parties, install the I/O filters in an ESXi host cluster.
VMware partners create I/O filters through the vSphere APIs for I/O Filtering (VAIO) developer program.
The filter packages are typically distributed as vSphere Installation Bundles (VIBs). The VIB package can
include I/O filter daemons, CIM providers, and other associated components.
Typically, to deploy the filters, you run installers provided by vendors. Installation is performed at an ESXi
cluster lever. You cannot install the filters on selected hosts.
vSphere Storage
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