Add the ability to test deletion rate for flow performance
application.
This feature is disabled by default, and can be enabled by
add "--deletion-rate" in the application command line options.
Signed-off-by: Wisam Jaddo <wis...@mellanox.com>
---
app/test-flow-perf/main.c | 86 ++++++++++++++++++++++++++++++++++
doc/guides/tools/flow-perf.rst | 4 ++
2 files changed, 90 insertions(+)
diff --git a/app/test-flow-perf/main.c b/app/test-flow-perf/main.c
index 115af4f302..7c11c0b577 100644
--- a/app/test-flow-perf/main.c
+++ b/app/test-flow-perf/main.c
@@ -62,6 +62,7 @@ static uint16_t flow_actions;
static uint8_t flow_attrs;
static volatile bool force_quit;
static volatile bool dump_iterations;
+static volatile bool delete_flag;
static struct rte_mempool *mbuf_mp;
static uint32_t nb_lcores;
static uint32_t flows_count;
@@ -75,6 +76,8 @@ static void usage(char *progname)
" flows to insert, default is 4,000,000\n");
printf(" --dump-iterations: To print rates for each"
" iteration\n");
+ printf(" --deletion-rate: Enable deletion rate"
+ " calculations\n");
printf("To set flow attributes:\n");
printf(" --ingress: set ingress attribute in flows\n");
@@ -123,6 +126,7 @@ args_parse(int argc, char **argv)
{ "help", 0, 0, 0 },
{ "flows-count", 1, 0, 0 },
{ "dump-iterations", 0, 0, 0 },
+ { "deletion-rate", 0, 0, 0 },
/* Attributes */
{ "ingress", 0, 0, 0 },
{ "egress", 0, 0, 0 },
@@ -304,6 +308,8 @@ args_parse(int argc, char **argv)
}
if (!strcmp(lgopts[opt_idx].name, "dump-iterations"))
dump_iterations = true;
+ if (!strcmp(lgopts[opt_idx].name, "deletion-rate"))
+ delete_flag = true;
break;
default:
usage(argv[0]);
@@ -323,9 +329,75 @@ print_flow_error(struct rte_flow_error error)
error.message ? error.message : "(no stated reason)");
}
+static inline void
+destroy_flows(int port_id, struct rte_flow **flow_list)
+{
+ struct rte_flow_error error;
+ clock_t start_iter, end_iter;
+ double cpu_time_used = 0;
+ double flows_rate;
+ double cpu_time_per_iter[MAX_ITERATIONS];
+ double delta;
+ uint32_t i;
+ int iter_id;
+
+ for (i = 0; i < MAX_ITERATIONS; i++)
+ cpu_time_per_iter[i] = -1;
+
+ if (iterations_number > flows_count)
+ iterations_number = flows_count;
+
+ /* Deletion Rate */
+ printf("Flows Deletion on port = %d\n", port_id);
+ start_iter = clock();
+ for (i = 0; i < flows_count; i++) {
+ if (!flow_list[i])
+ break;
+
+ memset(&error, 0x33, sizeof(error));
+ if (rte_flow_destroy(port_id, flow_list[i], &error)) {
+ print_flow_error(error);
+ rte_exit(EXIT_FAILURE, "Error in deleting flow");
+ }
+
+ if (i && !((i + 1) % iterations_number)) {
+ /* Save the deletion rate of each iter */
+ end_iter = clock();
+ delta = (double) (end_iter - start_iter);
+ iter_id = ((i + 1) / iterations_number) - 1;
+ cpu_time_per_iter[iter_id] =
+ delta / CLOCKS_PER_SEC;
+ cpu_time_used += cpu_time_per_iter[iter_id];
+ start_iter = clock();
+ }
+ }
+
+ /* Deletion rate per iteration */
+ if (dump_iterations)
+ for (i = 0; i < MAX_ITERATIONS; i++) {
+ if (cpu_time_per_iter[i] == -1)
+ continue;
+ delta = (double)(iterations_number /
+ cpu_time_per_iter[i]);
+ flows_rate = delta / 1000;
+ printf(":: Iteration #%d: %d flows "
+ "in %f sec[ Rate = %f K/Sec ]\n",
+ i, iterations_number,
+ cpu_time_per_iter[i], flows_rate);
+ }
+
+ /* Deletion rate for all flows */
+ flows_rate = ((double) (flows_count / cpu_time_used) / 1000);
+ printf("\n:: Total flow deletion rate -> %f K/Sec\n",
+ flows_rate);
+ printf(":: The time for deleting %d in flows %f seconds\n",
+ flows_count, cpu_time_used);
+}
+
static inline void
flows_handler(void)
{
+ struct rte_flow **flow_list;
struct rte_flow_error error;
clock_t start_iter, end_iter;
double cpu_time_used;
@@ -337,6 +409,7 @@ flows_handler(void)
int port_id;
int iter_id;
uint32_t eagain_counter = 0;
+ uint32_t flow_index;
nr_ports = rte_eth_dev_count_avail();
@@ -348,8 +421,14 @@ flows_handler(void)
printf(":: Flows Count per port: %d\n", flows_count);
+ flow_list = rte_zmalloc("flow_list",
+ (sizeof(struct rte_flow *) * flows_count) + 1, 0);
+ if (flow_list == NULL)
+ rte_exit(EXIT_FAILURE, "No Memory available!");
+
for (port_id = 0; port_id < nr_ports; port_id++) {
cpu_time_used = 0;
+ flow_index = 0;
if (flow_group > 0) {
/*
* Create global rule to jumo into flow_group
@@ -366,6 +445,7 @@ flows_handler(void)
print_flow_error(error);
rte_exit(EXIT_FAILURE, "error in creating
flow");
}
+ flow_list[flow_index++] = flow;
}
/* Insertion Rate */
@@ -389,6 +469,8 @@ flows_handler(void)
rte_exit(EXIT_FAILURE, "error in creating
flow");
}
+ flow_list[flow_index++] = flow;
+
if (i && !((i + 1) % iterations_number)) {
/* Save the insertion rate of each iter */
end_iter = clock();
@@ -422,6 +504,9 @@ flows_handler(void)
printf(":: The time for creating %d in flows %f seconds\n",
flows_count, cpu_time_used);
printf(":: EAGAIN counter = %d\n", eagain_counter);
+
+ if (delete_flag)
+ destroy_flows(port_id, flow_list);
}
}
@@ -580,6 +665,7 @@ main(int argc, char **argv)
force_quit = false;
dump_iterations = false;
+ delete_flag = false;
flows_count = 4000000;
iterations_number = 100000;
flow_group = 0;
diff --git a/doc/guides/tools/flow-perf.rst b/doc/guides/tools/flow-perf.rst
index 62e038c430..e07e659df5 100644
--- a/doc/guides/tools/flow-perf.rst
+++ b/doc/guides/tools/flow-perf.rst
@@ -18,6 +18,8 @@ give different flow each time, and all other items will have
open masks.
The current design have single core insertion rate. In the future we may
have a multi core insertion rate measurement support in the app.
+The application also provide the ability to measure rte flow deletion rate.
+
Compiling the Application
=========================
@@ -89,6 +91,8 @@ The command line options are:
Print rates for each iteration of flows.
Default iteration is 1,00,000.
+* ``--deletion-rate``
+ Enable deletion rate calculations.
Attributes:
--
2.17.1
