Cheap/Free/Opensource iSCSI target devices for VMware ESX/ESXi

Candidates

1. Openfiler (Redhat, Fedora Core)
2. FreeNAS (FreeBSD)
3. Nexenta (OpenSolaris, Ubuntu hybrid?); Home, download
4. StarWind (Windows iSCSI target plug-in, feature-limited free edition available)

Comparisons, Reviews, Versus, Actual Implementations

• FreeNAS vs Openfiler
• Running ZFS over iSCSI as a VMware vmfs store - Ubiquitous Talk