ESXi itself never uses SCSI-3 PRs - only SCSI-2. Modern combos of ESXi (5.1+) and arrays (VAAI capable) will actually replace all SCSI-2 reservations with ATS-style locks instead.
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ESXi itself never uses SCSI-3 PRs - only SCSI-2. Modern combos of ESXi (5.1+) and arrays (VAAI capable) will actually replace all SCSI-2 reservations with ATS-style locks instead.