[dpdk-dev] pcap->eth low TX performance

2015-09-07 Thread Yerden Zhumabekov
tx burst sends, say, 10-15% percent of a supplied array. The tail is being ignored so I have to drop it to avoid overflow. Ethernet device is 82599. In my app, I transmit all traffic through a ring then feed it to eth. That leads to overflow as well. 04.09.2015 20:03, Kyle Larose ?: > Are you

[dpdk-dev] pcap->eth low TX performance

2015-09-04 Thread Yerden Zhumabekov
Hello, Did anyone try to work with pcap PMD recently? We're testing our app with this setup: PCAP --- rte_eth_rx_burst--> APP-> rte_eth_tx_burst -> ethdev I'm experiencing very low TX performance leading to massive mbuf drop while trying to send those packets over the Ethernet device. I tried ru

[dpdk-dev] pcap->eth low TX performance

2015-09-04 Thread Kyle Larose
Are you reading from the pcap faster than the device can transmit? Does the app hold off reading from the pcap when the ethdev is pushing back, or does it just tail drop? On Fri, Sep 4, 2015 at 12:14 AM, Yerden Zhumabekov wrote: > Hello, > > Did anyone try to work with pcap PMD recently? We're t