A domain with virtualHW version 4 is allowed on an ESX 4.0 server. If a domain is migrated from an ESX 3.5 server to an ESX 4.0 server then the virtualHW version stays the same. So a ESX 4.0 server can host domains with virtualHW version 4. --- src/esx/esx_vmx.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/src/esx/esx_vmx.c b/src/esx/esx_vmx.c index 9aad592..d3cad1d 100644 --- a/src/esx/esx_vmx.c +++ b/src/esx/esx_vmx.c @@ -780,9 +780,9 @@ esxVMX_ParseConfig(virConnectPtr conn, esxVI_Context *ctx, const char *vmx, break; case esxVI_APIVersion_40: - if (virtualHW_version != 7) { + if (virtualHW_version != 4 && virtualHW_version != 7) { ESX_ERROR(conn, VIR_ERR_INTERNAL_ERROR, - "Expecting VMX entry 'virtualHW.version' to be 7 for " + "Expecting VMX entry 'virtualHW.version' to be 4 or 7 for " "VI API version 4.0 but found %lld", virtualHW_version); goto failure; }