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authorLuca Boccassi <luca.boccassi@gmail.com>2018-04-23 14:16:57 +0100
committerLuca Boccassi <luca.boccassi@gmail.com>2018-04-23 14:17:34 +0100
commit39157ec04095ab012d11db23c462844634bfbb8f (patch)
tree643f83dc46445aa7834fe271ce2c21a5cb278cee /app/test/test_ring_perf.c
parent47d9763a1dd3103d732da9eec350cfc1cd784717 (diff)
New upstream version 16.11.5upstream/16.11.5
Change-Id: I47171042629a57c6958d50251351e668ca5f3d8b Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>
Diffstat (limited to 'app/test/test_ring_perf.c')
-rw-r--r--app/test/test_ring_perf.c36
1 files changed, 20 insertions, 16 deletions
diff --git a/app/test/test_ring_perf.c b/app/test/test_ring_perf.c
index 320c20cd..b4e4daec 100644
--- a/app/test/test_ring_perf.c
+++ b/app/test/test_ring_perf.c
@@ -60,9 +60,6 @@
*/
static const volatile unsigned bulk_sizes[] = { 8, 32 };
-/* The ring structure used for tests */
-static struct rte_ring *r;
-
struct lcore_pair {
unsigned c1, c2;
};
@@ -143,7 +140,7 @@ get_two_sockets(struct lcore_pair *lcp)
/* Get cycle counts for dequeuing from an empty ring. Should be 2 or 3 cycles */
static void
-test_empty_dequeue(void)
+test_empty_dequeue(struct rte_ring *r)
{
const unsigned iter_shift = 26;
const unsigned iterations = 1<<iter_shift;
@@ -171,6 +168,7 @@ test_empty_dequeue(void)
* and return two. Input = burst size, output = cycle average for sp/sc & mp/mc
*/
struct thread_params {
+ struct rte_ring *r;
unsigned size; /* input value, the burst size */
double spsc, mpmc; /* output value, the single or multi timings */
};
@@ -185,6 +183,7 @@ enqueue_bulk(void *p)
const unsigned iter_shift = 23;
const unsigned iterations = 1<<iter_shift;
struct thread_params *params = p;
+ struct rte_ring *r = params->r;
const unsigned size = params->size;
unsigned i;
void *burst[MAX_BURST] = {0};
@@ -220,6 +219,7 @@ dequeue_bulk(void *p)
const unsigned iter_shift = 23;
const unsigned iterations = 1<<iter_shift;
struct thread_params *params = p;
+ struct rte_ring *r = params->r;
const unsigned size = params->size;
unsigned i;
void *burst[MAX_BURST] = {0};
@@ -250,7 +250,7 @@ dequeue_bulk(void *p)
* used to measure ring perf between hyperthreads, cores and sockets.
*/
static void
-run_on_core_pair(struct lcore_pair *cores,
+run_on_core_pair(struct lcore_pair *cores, struct rte_ring *r,
lcore_function_t f1, lcore_function_t f2)
{
struct thread_params param1 = {0}, param2 = {0};
@@ -258,6 +258,7 @@ run_on_core_pair(struct lcore_pair *cores,
for (i = 0; i < sizeof(bulk_sizes)/sizeof(bulk_sizes[0]); i++) {
lcore_count = 0;
param1.size = param2.size = bulk_sizes[i];
+ param1.r = param2.r = r;
if (cores->c1 == rte_get_master_lcore()) {
rte_eal_remote_launch(f2, &param2, cores->c2);
f1(&param1);
@@ -280,7 +281,7 @@ run_on_core_pair(struct lcore_pair *cores,
* takes on a single lcore. Result is for comparison with the bulk enq+deq.
*/
static void
-test_single_enqueue_dequeue(void)
+test_single_enqueue_dequeue(struct rte_ring *r)
{
const unsigned iter_shift = 24;
const unsigned iterations = 1<<iter_shift;
@@ -313,7 +314,7 @@ test_single_enqueue_dequeue(void)
* as for the bulk function called on a single lcore.
*/
static void
-test_burst_enqueue_dequeue(void)
+test_burst_enqueue_dequeue(struct rte_ring *r)
{
const unsigned iter_shift = 23;
const unsigned iterations = 1<<iter_shift;
@@ -347,7 +348,7 @@ test_burst_enqueue_dequeue(void)
/* Times enqueue and dequeue on a single lcore */
static void
-test_bulk_enqueue_dequeue(void)
+test_bulk_enqueue_dequeue(struct rte_ring *r)
{
const unsigned iter_shift = 23;
const unsigned iterations = 1<<iter_shift;
@@ -385,32 +386,35 @@ static int
test_ring_perf(void)
{
struct lcore_pair cores;
+ struct rte_ring *r = NULL;
+
r = rte_ring_create(RING_NAME, RING_SIZE, rte_socket_id(), 0);
- if (r == NULL && (r = rte_ring_lookup(RING_NAME)) == NULL)
+ if (r == NULL)
return -1;
printf("### Testing single element and burst enq/deq ###\n");
- test_single_enqueue_dequeue();
- test_burst_enqueue_dequeue();
+ test_single_enqueue_dequeue(r);
+ test_burst_enqueue_dequeue(r);
printf("\n### Testing empty dequeue ###\n");
- test_empty_dequeue();
+ test_empty_dequeue(r);
printf("\n### Testing using a single lcore ###\n");
- test_bulk_enqueue_dequeue();
+ test_bulk_enqueue_dequeue(r);
if (get_two_hyperthreads(&cores) == 0) {
printf("\n### Testing using two hyperthreads ###\n");
- run_on_core_pair(&cores, enqueue_bulk, dequeue_bulk);
+ run_on_core_pair(&cores, r, enqueue_bulk, dequeue_bulk);
}
if (get_two_cores(&cores) == 0) {
printf("\n### Testing using two physical cores ###\n");
- run_on_core_pair(&cores, enqueue_bulk, dequeue_bulk);
+ run_on_core_pair(&cores, r, enqueue_bulk, dequeue_bulk);
}
if (get_two_sockets(&cores) == 0) {
printf("\n### Testing using two NUMA nodes ###\n");
- run_on_core_pair(&cores, enqueue_bulk, dequeue_bulk);
+ run_on_core_pair(&cores, r, enqueue_bulk, dequeue_bulk);
}
+ rte_ring_free(r);
return 0;
}