now = transport_us_time_now (thread_index);
diff = now - pacer->last_update;
- s = format (s, "rate %lu bucket %lu t/p %.3f last_update %U burst %u",
+ s = format (s, "rate %lu bucket %ld t/p %.3f last_update %U burst %u",
pacer->bytes_per_sec, pacer->bucket, pacer->tokens_per_period,
format_clib_us_time, diff, pacer->max_burst);
return s;
static inline void
spacer_set_pace_rate (spacer_t * pacer, u64 rate_bytes_per_sec,
- clib_us_time_t rtt)
+ clib_us_time_t rtt, clib_time_type_t sec_per_loop)
{
clib_us_time_t max_time;
*
* Max "time-length" of a burst cannot be less than 1us or more than 1ms.
*/
- max_time = rtt / TRANSPORT_PACER_BURSTS_PER_RTT;
+ max_time = clib_max (rtt / TRANSPORT_PACER_BURSTS_PER_RTT,
+ (clib_us_time_t) (sec_per_loop * CLIB_US_TIME_FREQ));
max_time = clib_clamp (max_time, 1 /* 1us */ , 1000 /* 1ms */ );
pacer->max_burst = (rate_bytes_per_sec * max_time) * CLIB_US_TIME_PERIOD;
pacer->max_burst = clib_clamp (pacer->max_burst, TRANSPORT_PACER_MIN_BURST,
u64 rate_bytes_per_sec, u32 start_bucket,
clib_us_time_t rtt)
{
- spacer_set_pace_rate (&tc->pacer, rate_bytes_per_sec, rtt);
+ spacer_set_pace_rate (&tc->pacer, rate_bytes_per_sec, rtt,
+ transport_seconds_per_loop (tc->thread_index));
spacer_reset (&tc->pacer, transport_us_time_now (tc->thread_index),
start_bucket);
}
transport_connection_tx_pacer_update (transport_connection_t * tc,
u64 bytes_per_sec, clib_us_time_t rtt)
{
- spacer_set_pace_rate (&tc->pacer, bytes_per_sec, rtt);
+ spacer_set_pace_rate (&tc->pacer, bytes_per_sec, rtt,
+ transport_seconds_per_loop (tc->thread_index));
}
u32