diff options
| -rw-r--r-- | agent/agent.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/agent/agent.c b/agent/agent.c index a2fd46d..c0efd76 100644 --- a/agent/agent.c +++ b/agent/agent.c @@ -1754,8 +1754,15 @@ pseudo_tcp_socket_write_packet (PseudoTcpSocket *psocket, nice_address_get_port (addr)); } - if (nice_socket_send (sock, addr, len, buffer)) + /* Send the segment. nice_socket_send() returns 0 on EWOULDBLOCK; in that + * case the segment is not sent on the wire, but we return WR_SUCCESS + * anyway. This effectively drops the segment. The pseudo-TCP state machine + * will eventually pick up this loss and go into recovery mode, reducing + * its transmission rate and, hopefully, the usage of system resources + * which caused the EWOULDBLOCK in the first place. */ + if (nice_socket_send (sock, addr, len, buffer) >= 0) { return WR_SUCCESS; + } } else { nice_debug ("%s: WARNING: Failed to send pseudo-TCP packet from agent %p " "as no pair has been selected yet.", G_STRFUNC, component->agent); |