Slow iSCSI throughput on ESX with Intel XL710 NICs
- All NetApp products
- ESXi 6.5 and higher
- iSCSI connectivity
- There may be slow or inconsistent throughput with VMs on iSCSI datastores
- Pause frames may be seen if flowcontrol is enabled
- Throughput may be up and down, but no packet loss or obvious TCP delays are seen.