| 262 | | * tapにローカルブリッジし、それをbrctlで物理NICにブリッジする方法で解決可能 |
| | 262 | === solutions === |
| | 263 | * tapにローカルブリッジし、それをbrctlで物理NICにブリッジする方法 |
| | 264 | * -> [[#localbridge]] |
| | 265 | * Offload parametersを変更 |
| | 266 | * before |
| | 267 | {{{ |
| | 268 | Offload parameters for eth0: |
| | 269 | rx-checksumming: on |
| | 270 | tx-checksumming: on |
| | 271 | scatter-gather: on |
| | 272 | tcp-segmentation-offload: on |
| | 273 | udp-fragmentation-offload: off |
| | 274 | generic-segmentation-offload: on |
| | 275 | generic-receive-offload: on |
| | 276 | large-receive-offload: off |
| | 277 | rx-vlan-offload: on |
| | 278 | tx-vlan-offload: on |
| | 279 | ntuple-filters: off |
| | 280 | receive-hashing: off |
| | 281 | }}} |
| | 282 | 1. sudo ethtool -K eth0 tso off |
| | 283 | 1. sudo ethtool -K eth0 gro off |
| | 284 | * after |
| | 285 | {{{ |
| | 286 | Offload parameters for eth0: |
| | 287 | rx-checksumming: on |
| | 288 | tx-checksumming: on |
| | 289 | scatter-gather: on |
| | 290 | tcp-segmentation-offload: off |
| | 291 | udp-fragmentation-offload: off |
| | 292 | generic-segmentation-offload: on |
| | 293 | generic-receive-offload: off |
| | 294 | large-receive-offload: off |
| | 295 | rx-vlan-offload: on |
| | 296 | tx-vlan-offload: on |
| | 297 | ntuple-filters: off |
| | 298 | receive-hashing: off |
| | 299 | }}} |