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Reduce resource usage on virtio polling, also avoid potential (undiagnosed) dataplane lockup when running multiple threads: just poll with one RX queue per TAP

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Pim van Pelt
2022-02-20 19:19:58 +00:00
parent ccd4b393e9
commit 5f3eb62be9
1 changed files with 1 additions and 1 deletions
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lcpng_interface.c
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@ -942,7 +942,7 @@ lcp_itf_pair_create (u32 phy_sw_if_index, u8 *host_if_name,
else else
{ {
tap_create_if_args_t args = { tap_create_if_args_t args = {
.num_rx_queues = clib_max (1, vlib_num_workers ()), .num_rx_queues = 1,
.id = hw->hw_if_index, .id = hw->hw_if_index,
.sw_if_index = ~0, .sw_if_index = ~0,
.rx_ring_sz = 256, .rx_ring_sz = 256,