app/testpmd: change rxfreet default to 32

[dpdk.git] / app / test-pmd / testpmd.c

diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c
index 9f6cdc40650de2e6e688505a299d5b56cc91b0c9..f76406f5a4ba34de1ced11700def6f8a1423ed20 100644 (file)
--- a/app/test-pmd/testpmd.c
+++ b/app/test-pmd/testpmd.c
@@ -225,7 +225,9 @@ struct rte_eth_thresh tx_thresh = {
 /*
  * Configurable value of RX free threshold.
  */
-uint16_t rx_free_thresh = 0; /* Immediately free RX descriptors by default. */
+uint16_t rx_free_thresh = 32; /* Refill RX descriptors once every 32 packets,
+               This setting is needed for ixgbe to enable bulk alloc or vector
+               receive functionality. */
 
 /*
  * Configurable value of RX drop enable.