clib_spinlock_unlock_if_init (&pm->sessions_lock);
}
+static int
+common_fifo_tuning_callback (session_t * s, svm_fifo_t * f,
+ session_ft_action_t act, u32 bytes)
+{
+ proxy_main_t *pm = &proxy_main;
+
+ segment_manager_t *sm = segment_manager_get (f->segment_manager);
+ fifo_segment_t *fs = segment_manager_get_segment (sm, f->segment_index);
+
+ u8 seg_usage = fifo_segment_get_mem_usage (fs);
+ u32 fifo_in_use = svm_fifo_max_dequeue_prod (f);
+ u32 fifo_size = svm_fifo_size (f);
+ u8 fifo_usage = fifo_in_use * 100 / fifo_size;
+ u8 update_size = 0;
+
+ ASSERT (act < SESSION_FT_ACTION_N_ACTIONS);
+
+ if (act == SESSION_FT_ACTION_ENQUEUED)
+ {
+ if (seg_usage < pm->low_watermark && fifo_usage > 50)
+ update_size = fifo_in_use;
+ else if (seg_usage < pm->high_watermark && fifo_usage > 80)
+ update_size = fifo_in_use;
+
+ update_size = clib_min (update_size, sm->max_fifo_size - fifo_size);
+ if (update_size)
+ svm_fifo_set_size (f, fifo_size + update_size);
+ }
+ else /* dequeued */
+ {
+ if (seg_usage > pm->high_watermark || fifo_usage < 20)
+ update_size = bytes;
+ else if (seg_usage > pm->low_watermark && fifo_usage < 50)
+ update_size = (bytes / 2);
+
+ ASSERT (fifo_size >= 4096);
+ update_size = clib_min (update_size, fifo_size - 4096);
+ if (update_size)
+ svm_fifo_set_size (f, fifo_size - update_size);
+ }
+
+ return 0;
+}
+
static int
proxy_accept_callback (session_t * s)
{
static int
proxy_connected_callback (u32 app_index, u32 api_context,
- session_t * s, u8 is_fail)
+ session_t * s, session_error_t err)
{
clib_warning ("called...");
return -1;
u32 min_free;
uword *p;
- min_free = clib_min (proxy_s->tx_fifo->nitems >> 3, 128 << 10);
+ min_free = clib_min (svm_fifo_size (proxy_s->tx_fifo) >> 3, 128 << 10);
if (svm_fifo_max_enqueue (proxy_s->tx_fifo) < min_free)
{
svm_fifo_add_want_deq_ntf (proxy_s->tx_fifo, SVM_FIFO_WANT_DEQ_NOTIF);
.add_segment_callback = proxy_add_segment_callback,
.builtin_app_rx_callback = proxy_rx_callback,
.builtin_app_tx_callback = proxy_tx_callback,
- .session_reset_callback = proxy_reset_callback
+ .session_reset_callback = proxy_reset_callback,
+ .fifo_tuning_callback = common_fifo_tuning_callback
};
static int
active_open_connected_callback (u32 app_index, u32 opaque,
- session_t * s, u8 is_fail)
+ session_t * s, session_error_t err)
{
proxy_main_t *pm = &proxy_main;
proxy_session_t *ps;
u8 thread_index = vlib_get_thread_index ();
- if (is_fail)
+ if (err)
{
clib_warning ("connection %d failed!", opaque);
return 0;
s->tx_fifo->refcnt++;
s->rx_fifo->refcnt++;
+ svm_fifo_init_ooo_lookup (s->tx_fifo, 1 /* deq ooo */ );
+ svm_fifo_init_ooo_lookup (s->rx_fifo, 0 /* enq ooo */ );
+
hash_set (pm->proxy_session_by_active_open_handle,
ps->vpp_active_open_handle, opaque);
u32 min_free;
uword *p;
- min_free = clib_min (ao_s->tx_fifo->nitems >> 3, 128 << 10);
+ min_free = clib_min (svm_fifo_size (ao_s->tx_fifo) >> 3, 128 << 10);
if (svm_fifo_max_enqueue (ao_s->tx_fifo) < min_free)
{
svm_fifo_add_want_deq_ntf (ao_s->tx_fifo, SVM_FIFO_WANT_DEQ_NOTIF);
.session_disconnect_callback = active_open_disconnect_callback,
.builtin_app_rx_callback = active_open_rx_callback,
.builtin_app_tx_callback = active_open_tx_callback,
+ .fifo_tuning_callback = common_fifo_tuning_callback
};
/* *INDENT-ON* */
a->options[APP_OPTIONS_SEGMENT_SIZE] = segment_size;
a->options[APP_OPTIONS_RX_FIFO_SIZE] = pm->fifo_size;
a->options[APP_OPTIONS_TX_FIFO_SIZE] = pm->fifo_size;
+ a->options[APP_OPTIONS_MAX_FIFO_SIZE] = pm->max_fifo_size;
+ a->options[APP_OPTIONS_HIGH_WATERMARK] = (u64) pm->high_watermark;
+ a->options[APP_OPTIONS_LOW_WATERMARK] = (u64) pm->low_watermark;
a->options[APP_OPTIONS_PRIVATE_SEGMENT_COUNT] = pm->private_segment_count;
a->options[APP_OPTIONS_PREALLOC_FIFO_PAIRS] =
pm->prealloc_fifos ? pm->prealloc_fifos : 0;
{
proxy_main_t *pm = &proxy_main;
vnet_app_attach_args_t _a, *a = &_a;
- u64 options[16];
+ u64 options[APP_OPTIONS_N_OPTIONS];
clib_memset (a, 0, sizeof (*a));
clib_memset (options, 0, sizeof (options));
options[APP_OPTIONS_SEGMENT_SIZE] = 512 << 20;
options[APP_OPTIONS_RX_FIFO_SIZE] = pm->fifo_size;
options[APP_OPTIONS_TX_FIFO_SIZE] = pm->fifo_size;
+ options[APP_OPTIONS_MAX_FIFO_SIZE] = pm->max_fifo_size;
+ options[APP_OPTIONS_HIGH_WATERMARK] = (u64) pm->high_watermark;
+ options[APP_OPTIONS_LOW_WATERMARK] = (u64) pm->low_watermark;
options[APP_OPTIONS_PRIVATE_SEGMENT_COUNT] = pm->private_segment_count;
options[APP_OPTIONS_PREALLOC_FIFO_PAIRS] =
pm->prealloc_fifos ? pm->prealloc_fifos : 0;
proxy_main_t *pm = &proxy_main;
char *default_server_uri = "tcp://0.0.0.0/23";
char *default_client_uri = "tcp://6.0.2.2/23";
- int rv;
- u64 tmp;
+ int rv, tmp32;
+ u64 tmp64;
pm->fifo_size = 64 << 10;
+ pm->max_fifo_size = 128 << 20;
+ pm->high_watermark = 80;
+ pm->low_watermark = 50;
pm->rcv_buffer_size = 1024;
pm->prealloc_fifos = 0;
pm->private_segment_count = 0;
while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
- if (unformat (input, "fifo-size %d", &pm->fifo_size))
- pm->fifo_size <<= 10;
+ if (unformat (input, "fifo-size %U",
+ unformat_memory_size, &pm->fifo_size))
+ ;
+ else if (unformat (input, "max-fifo-size %U",
+ unformat_memory_size, &pm->max_fifo_size))
+ ;
+ else if (unformat (input, "high-watermark %d", &tmp32))
+ pm->high_watermark = (u8) tmp32;
+ else if (unformat (input, "low-watermark %d", &tmp32))
+ pm->low_watermark = (u8) tmp32;
else if (unformat (input, "rcv-buf-size %d", &pm->rcv_buffer_size))
;
else if (unformat (input, "prealloc-fifos %d", &pm->prealloc_fifos))
&pm->private_segment_count))
;
else if (unformat (input, "private-segment-size %U",
- unformat_memory_size, &tmp))
+ unformat_memory_size, &tmp64))
{
- if (tmp >= 0x100000000ULL)
+ if (tmp64 >= 0x100000000ULL)
return clib_error_return
- (0, "private segment size %lld (%llu) too large", tmp, tmp);
- pm->private_segment_size = tmp;
+ (0, "private segment size %lld (%llu) too large", tmp64, tmp64);
+ pm->private_segment_size = tmp64;
}
else if (unformat (input, "server-uri %s", &pm->server_uri))
vec_add1 (pm->server_uri, 0);
{
.path = "test proxy server",
.short_help = "test proxy server [server-uri <tcp://ip/port>]"
- "[client-uri <tcp://ip/port>][fifo-size <nn>][rcv-buf-size <nn>]"
- "[prealloc-fifos <nn>][private-segment-size <mem>]"
- "[private-segment-count <nn>]",
+ "[client-uri <tcp://ip/port>][fifo-size <nn>[k|m]]"
+ "[max-fifo-size <nn>[k|m]][high-watermark <nn>]"
+ "[low-watermark <nn>][rcv-buf-size <nn>][prealloc-fifos <nn>]"
+ "[private-segment-size <mem>][private-segment-count <nn>]",
.function = proxy_server_create_command_fn,
};
/* *INDENT-ON* */