aboutsummaryrefslogtreecommitdiffstats
path: root/src/vnet/tcp/builtin_client.c
diff options
context:
space:
mode:
authorFlorin Coras <fcoras@cisco.com>2017-07-31 17:18:03 -0700
committerFlorin Coras <fcoras@cisco.com>2017-08-02 01:49:39 -0700
commit66b11318a1e5f24880e3ec77c95d70647732a4a8 (patch)
tree5711f1b28863d0a2130f6370f39c7777ea34b07e /src/vnet/tcp/builtin_client.c
parentfdbc38249a8c672937a74667dcfaafa2cfd292e7 (diff)
Fix tcp tx buffer allocation
- Make tcp output buffer allocation macro an inline function - Use per ip version per thread tx frames for retransmits and timer events - Fix / parameterize tcp data structure preallocation - Add a couple of gdb-callable show commands - Fix local endpoint cleanup Change-Id: I67b47b7570aa14cb4634b6fd93c57cd2eacbfa29 Signed-off-by: Florin Coras <fcoras@cisco.com> Signed-off-by: Dave Barach <dave@barachs.net>
Diffstat (limited to 'src/vnet/tcp/builtin_client.c')
-rw-r--r--src/vnet/tcp/builtin_client.c39
1 files changed, 33 insertions, 6 deletions
diff --git a/src/vnet/tcp/builtin_client.c b/src/vnet/tcp/builtin_client.c
index 27e20f8e8e5..48daffb41de 100644
--- a/src/vnet/tcp/builtin_client.c
+++ b/src/vnet/tcp/builtin_client.c
@@ -597,8 +597,9 @@ clients_connect (vlib_main_t * vm, u8 * uri, u32 n_clients)
a->mp = 0;
vnet_connect_uri (a);
- /* Crude pacing for call setups, 100k/sec */
- vlib_process_suspend (vm, 10e-6);
+ /* Crude pacing for call setups */
+ if ((i % 4) == 0)
+ vlib_process_suspend (vm, 10e-6);
}
}
@@ -612,8 +613,10 @@ test_tcp_clients_command_fn (vlib_main_t * vm,
uword *event_data = 0, event_type;
u8 *default_connect_uri = (u8 *) "tcp://6.0.1.1/1234", *uri;
u64 tmp, total_bytes;
- f64 cli_timeout = 20.0, delta;
+ f64 test_timeout = 20.0, syn_timeout = 20.0, delta;
+ f64 time_before_connects;
u32 n_clients = 1;
+ int preallocate_sessions = 0;
char *transfer_type;
int i;
@@ -640,7 +643,9 @@ test_tcp_clients_command_fn (vlib_main_t * vm,
;
else if (unformat (input, "uri %s", &tm->connect_uri))
;
- else if (unformat (input, "cli-timeout %f", &cli_timeout))
+ else if (unformat (input, "test-timeout %f", &test_timeout))
+ ;
+ else if (unformat (input, "syn-timeout %f", &syn_timeout))
;
else if (unformat (input, "no-return"))
tm->no_return = 1;
@@ -657,6 +662,8 @@ test_tcp_clients_command_fn (vlib_main_t * vm,
tm->private_segment_size = tmp;
else if (unformat (input, "preallocate-fifos"))
tm->prealloc_fifos = 1;
+ else if (unformat (input, "preallocate-sessions"))
+ preallocate_sessions = 1;
else
if (unformat (input, "client-batch %d", &tm->connections_per_batch))
;
@@ -674,6 +681,7 @@ test_tcp_clients_command_fn (vlib_main_t * vm,
return clib_error_return (0, "failed init");
}
+
tm->ready_connections = 0;
tm->expected_connections = n_clients;
tm->rx_total = 0;
@@ -705,11 +713,21 @@ test_tcp_clients_command_fn (vlib_main_t * vm,
vlib_node_set_state (vlib_mains[i], builtin_client_node.index,
VLIB_NODE_STATE_POLLING);
+ if (preallocate_sessions)
+ {
+ session_t *sp __attribute__ ((unused));
+ for (i = 0; i < n_clients; i++)
+ pool_get (tm->sessions, sp);
+ for (i = 0; i < n_clients; i++)
+ pool_put_index (tm->sessions, i);
+ }
+
/* Fire off connect requests */
+ time_before_connects = vlib_time_now (vm);
clients_connect (vm, uri, n_clients);
/* Park until the sessions come up, or ten seconds elapse... */
- vlib_process_wait_for_event_or_clock (vm, 10 /* timeout, seconds */ );
+ vlib_process_wait_for_event_or_clock (vm, syn_timeout);
event_type = vlib_process_get_events (vm, &event_data);
switch (event_type)
{
@@ -719,6 +737,15 @@ test_tcp_clients_command_fn (vlib_main_t * vm,
goto cleanup;
case 1:
+ delta = vlib_time_now (vm) - time_before_connects;
+
+ if (delta != 0.0)
+ {
+ vlib_cli_output
+ (vm, "%d three-way handshakes in %.2f seconds, %.2f/sec",
+ n_clients, delta, ((f64) n_clients) / delta);
+ }
+
tm->test_start_time = vlib_time_now (tm->vlib_main);
vlib_cli_output (vm, "Test started at %.6f", tm->test_start_time);
break;
@@ -729,7 +756,7 @@ test_tcp_clients_command_fn (vlib_main_t * vm,
}
/* Now wait for the sessions to finish... */
- vlib_process_wait_for_event_or_clock (vm, cli_timeout);
+ vlib_process_wait_for_event_or_clock (vm, test_timeout);
event_type = vlib_process_get_events (vm, &event_data);
switch (event_type)
{