From 3e84e8b8c3bf28ff8299d1c188d60aa030f9c2c3 Mon Sep 17 00:00:00 2001 From: Joseph Henry Date: Wed, 4 Nov 2015 14:45:26 -0800 Subject: Performance tweaks to lwipopts.h (TX=12MB/s) --- netcon/NetconEthernetTap.cpp | 19 ++++++++++++------- 1 file changed, 12 insertions(+), 7 deletions(-) (limited to 'netcon/NetconEthernetTap.cpp') diff --git a/netcon/NetconEthernetTap.cpp b/netcon/NetconEthernetTap.cpp index a4e2eacd..e17acbbf 100644 --- a/netcon/NetconEthernetTap.cpp +++ b/netcon/NetconEthernetTap.cpp @@ -50,7 +50,7 @@ #include "NetconUtilities.hpp" #define APPLICATION_POLL_FREQ 20 -#define ZT_LWIP_TCP_TIMER_INTERVAL 50 +#define ZT_LWIP_TCP_TIMER_INTERVAL 5 #define STATUS_TMR_INTERVAL 2000 // How often we check connection statuses #define DEBUG_LEVEL 3 @@ -418,22 +418,26 @@ void NetconEthernetTap::threadMain() fprintf(stderr, "- MEM_SIZE = %dM\n", MEM_SIZE / (1024*1024)); - fprintf(stderr, "- TCP_SND_BUF = %dK\n", TCP_SND_BUF / 1024); + fprintf(stderr, "- PBUF_POOL_SIZE = %d\n", PBUF_POOL_SIZE); + fprintf(stderr, "- PBUF_POOL_BUFSIZE = %d\n", PBUF_POOL_BUFSIZE); fprintf(stderr, "- MEMP_NUM_PBUF = %d\n", MEMP_NUM_PBUF); fprintf(stderr, "- MEMP_NUM_TCP_PCB = %d\n", MEMP_NUM_TCP_PCB); fprintf(stderr, "- MEMP_NUM_TCP_PCB_LISTEN = %d\n", MEMP_NUM_TCP_PCB_LISTEN); - fprintf(stderr, "- MEMP_NUM_TCP_SEG = %d\n", MEMP_NUM_TCP_SEG); - fprintf(stderr, "- PBUF_POOL_SIZE = %d\n", PBUF_POOL_SIZE); - fprintf(stderr, "- TCP_SND_QUEUELEN = %d\n", TCP_SND_QUEUELEN); - fprintf(stderr, "- TCP_MAXRTX = %d\n", TCP_MAXRTX); - fprintf(stderr, "- IP_REASSEMBLY = %d\n", IP_REASSEMBLY); + fprintf(stderr, "- MEMP_NUM_TCP_SEG = %d\n\n", MEMP_NUM_TCP_SEG); + + fprintf(stderr, "- TCP_SND_BUF = %dK\n", TCP_SND_BUF / 1024); + fprintf(stderr, "- TCP_SND_QUEUELEN = %d\n\n", TCP_SND_QUEUELEN); + fprintf(stderr, "- TCP_WND = %d\n", TCP_WND); fprintf(stderr, "- TCP_MSS = %d\n", TCP_MSS); + fprintf(stderr, "- TCP_MAXRTX = %d\n", TCP_MAXRTX); + fprintf(stderr, "- IP_REASSEMBLY = %d\n\n", IP_REASSEMBLY); fprintf(stderr, "- ARP_TMR_INTERVAL = %d\n", ARP_TMR_INTERVAL); fprintf(stderr, "- TCP_TMR_INTERVAL = %d\n", TCP_TMR_INTERVAL); fprintf(stderr, "- IP_TMR_INTERVAL = %d\n", IP_TMR_INTERVAL); + // Main timer loop while (_run) { uint64_t now = OSUtils::now(); @@ -929,6 +933,7 @@ err_t NetconEthernetTap::nc_sent(void* arg, struct tcp_pcb *tpcb, u16_t len) if(len) { l->conn->acked+=len; //dwr("W = %d, A = %d\n", l->conn->written, l->conn->acked); + dwr("ACK = %d\n", len); l->tap->_phy.setNotifyReadable(l->conn->dataSock, true); l->tap->_phy.whack(); } -- cgit v1.2.3