Set high ssthresh out of the box and make configurable
Type: fix
Signed-off-by: Sergey Ivanushkin <sergey.ivanushkin@enea.com>
Change-Id: Iba1549b4ee55e51468ad0b28ef3d26a85fa9cae0
typedef struct cubic_cfg_
{
u8 fast_convergence;
typedef struct cubic_cfg_
{
u8 fast_convergence;
} cubic_cfg_t;
static cubic_cfg_t cubic_cfg = {
.fast_convergence = 1,
} cubic_cfg_t;
static cubic_cfg_t cubic_cfg = {
.fast_convergence = 1,
+ .ssthresh = 0x7FFFFFFFU,
};
typedef struct cubic_data_
};
typedef struct cubic_data_
cubic_conn_init (tcp_connection_t * tc)
{
cubic_data_t *cd = (cubic_data_t *) tcp_cc_data (tc);
cubic_conn_init (tcp_connection_t * tc)
{
cubic_data_t *cd = (cubic_data_t *) tcp_cc_data (tc);
- tc->ssthresh = tc->snd_wnd;
+ tc->ssthresh = cubic_cfg.ssthresh;
tc->cwnd = tcp_initial_cwnd (tc);
cd->w_max = 0;
cd->K = 0;
tc->cwnd = tcp_initial_cwnd (tc);
cd->w_max = 0;
cd->K = 0;
static uword
cubic_unformat_config (unformat_input_t * input)
{
static uword
cubic_unformat_config (unformat_input_t * input)
{
+ u32 ssthresh = 0x7FFFFFFFU;
+
{
if (unformat (input, "no-fast-convergence"))
cubic_cfg.fast_convergence = 0;
{
if (unformat (input, "no-fast-convergence"))
cubic_cfg.fast_convergence = 0;
+ else if (unformat (input, "ssthresh %u", &ssthresh))
+ cubic_cfg.ssthresh = ssthresh;
#include <vnet/tcp/tcp.h>
#include <vnet/tcp/tcp.h>
+typedef struct nwreno_cfg_
+{
+ u32 ssthresh;
+} newreno_cfg_t;
+
+static newreno_cfg_t newreno_cfg = {
+ .ssthresh = 0x7FFFFFFFU,
+};
+
static void
newreno_congestion (tcp_connection_t * tc)
{
static void
newreno_congestion (tcp_connection_t * tc)
{
static void
newreno_conn_init (tcp_connection_t * tc)
{
static void
newreno_conn_init (tcp_connection_t * tc)
{
- tc->ssthresh = tc->snd_wnd;
+ tc->ssthresh = newreno_cfg.ssthresh;
tc->cwnd = tcp_initial_cwnd (tc);
}
tc->cwnd = tcp_initial_cwnd (tc);
}
+static uword
+newreno_unformat_config (unformat_input_t * input)
+{
+ u32 ssthresh = 0x7FFFFFFFU;
+
+ if (!input)
+ return 0;
+
+ unformat_skip_white_space (input);
+
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (input, "ssthresh %u", &ssthresh))
+ newreno_cfg.ssthresh = ssthresh;
+ else
+ return 0;
+ }
+ return 1;
+}
+
const static tcp_cc_algorithm_t tcp_newreno = {
.name = "newreno",
const static tcp_cc_algorithm_t tcp_newreno = {
.name = "newreno",
+ .unformat_cfg = newreno_unformat_config,
.congestion = newreno_congestion,
.loss = newreno_loss,
.recovered = newreno_recovered,
.congestion = newreno_congestion,
.loss = newreno_loss,
.recovered = newreno_recovered,