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rpcrt4: Set TCP_NODELAY on the socket for the ncacn_ip_tcp transport to reduce latency.

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This commit is contained in:
Rob Shearman 2007-02-27 18:14:03 +00:00 committed by Alexandre Julliard
parent c0a5671d9c
commit 829dfa8052
1 changed files with 10 additions and 0 deletions
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10
dlls/rpcrt4/rpc_transport.c
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@ -43,6 +43,9 @@
#ifdef HAVE_NETINET_IN_H
# include <netinet/in.h>
#endif
#ifdef HAVE_NETINET_TCP_H
# include <netinet/tcp.h>
#endif
#ifdef HAVE_ARPA_INET_H
# include <arpa/inet.h>
#endif
@ -742,6 +745,8 @@ static RPC_STATUS rpcrt4_ncacn_ip_tcp_open(RpcConnection* Connection)
for (ai_cur = ai; ai_cur; ai_cur = ai_cur->ai_next)
{
int val;
if (TRACE_ON(rpc))
{
char host[256];
@ -765,6 +770,11 @@ static RPC_STATUS rpcrt4_ncacn_ip_tcp_open(RpcConnection* Connection)
close(sock);
continue;
}
/* RPC depends on having minimal latency so disable the Nagle algorithm */
val = 1;
setsockopt(sock, SOL_TCP, TCP_NODELAY, &val, sizeof(val));
tcpc->sock = sock;
freeaddrinfo(ai);