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-rw-r--r--vnfs/qemu/qemu_dpdk_vhost_user.py7
1 files changed, 6 insertions, 1 deletions
diff --git a/vnfs/qemu/qemu_dpdk_vhost_user.py b/vnfs/qemu/qemu_dpdk_vhost_user.py
index f09ded13..3e9aecc8 100644
--- a/vnfs/qemu/qemu_dpdk_vhost_user.py
+++ b/vnfs/qemu/qemu_dpdk_vhost_user.py
@@ -41,7 +41,12 @@ class QemuDpdkVhostUser(IVnfQemu):
# Guest merge buffer setting
if S.getValue('GUEST_NIC_MERGE_BUFFERS_DISABLE')[self._number]:
- merge_buff = 'mrg_rxbuf=off,'
+ if S.getValue('VSWITCH_JUMBO_FRAMES_ENABLED'):
+ self._logger.warning(
+ 'Mergable buffers must be enabled for jumbo frames. Overriding.')
+ merge_buff = ''
+ else:
+ merge_buff = 'mrg_rxbuf=off,'
else:
merge_buff = ''