Please consider using vmxnet3 instead of e1000 and see if that helps.
Rickard Noble's post on comparison might give you some idea about performance difference
VMXNET3 vs E1000E and E1000 – part 2 | Rickard Nobel
Also refer following KB
Please consider using vmxnet3 instead of e1000 and see if that helps.
Rickard Noble's post on comparison might give you some idea about performance difference
VMXNET3 vs E1000E and E1000 – part 2 | Rickard Nobel
Also refer following KB