int pingpong(void)
{
int ret, i;
ret = ft_sync();
if (ret)
return ret;
ft_start();
for (i = 0; i < opts.iterations; i++) {
ret = opts.dst_addr ?
ft_tx(opts.transfer_size) : ft_rx(opts.transfer_size);
if (ret)
return ret;
ret = opts.dst_addr ?
ft_rx(opts.transfer_size) : ft_tx(opts.transfer_size);
if (ret)
return ret;
}
ft_stop();
if (opts.machr)
show_perf_mr(opts.transfer_size, opts.iterations, &start, &end, 2, opts.argc, opts.argv);
else
show_perf(test_name, opts.transfer_size, opts.iterations, &start, &end, 2);
return 0;
}
static int run_test()
{
int ret, i;
if (!(tx_ctx_arr = calloc(ep_cnt, sizeof *tx_ctx_arr)))
return -FI_ENOMEM;
if (!(rx_ctx_arr = calloc(ep_cnt, sizeof *rx_ctx_arr)))
return -FI_ENOMEM;
/* Post recvs */
for (i = 0; i < ep_cnt; i++) {
if (rx_shared_ctx) {
fprintf(stdout, "Posting recv #%d for shared rx ctx\n", i);
ret = ft_post_rx(srx_ctx, rx_size, &rx_ctx_arr[i]);
} else {
fprintf(stdout, "Posting recv for endpoint #%d\n", i);
ret = ft_post_rx(ep_array[i], rx_size, &rx_ctx_arr[i]);
}
if (ret)
return ret;
}
if (opts.dst_addr) {
/* Post sends addressed to remote EPs */
for (i = 0; i < ep_cnt; i++) {
if (tx_shared_ctx)
fprintf(stdout, "Posting send #%d to shared tx ctx\n", i);
else
fprintf(stdout, "Posting send to endpoint #%d\n", i);
ret = ft_tx(ep_array[i], addr_array[i], tx_size, &tx_ctx_arr[i]);
if (ret)
return ret;
}
}
/* Wait for recv completions */
ret = ft_get_rx_comp(rx_seq - 1);
if (ret)
return ret;
if (!opts.dst_addr) {
/* Post sends addressed to remote EPs */
for (i = 0; i < ep_cnt; i++) {
if (tx_shared_ctx)
fprintf(stdout, "Posting send #%d to shared tx ctx\n", i);
else
fprintf(stdout, "Posting send to endpoint #%d\n", i);
ret = ft_tx(ep_array[i], addr_array[i], tx_size, &tx_ctx_arr[i]);
if (ret)
return ret;
}
}
return 0;
}
static int sync_test(void)
{
int ret;
ret = opts.dst_addr ? ft_tx(ep, remote_fi_addr, 1, &tx_ctx) : wait_for_recv_completion(1);
if (ret)
return ret;
ret = opts.dst_addr ? wait_for_recv_completion(1) : ft_tx(ep, remote_fi_addr, 1, &tx_ctx);
return ret;
}
int pingpong(void)
{
int ret, i;
ret = ft_sync();
if (ret)
return ret;
if (opts.dst_addr) {
for (i = 0; i < opts.iterations + opts.warmup_iterations; i++) {
if (i == opts.warmup_iterations)
ft_start();
if (opts.transfer_size < fi->tx_attr->inject_size)
ret = ft_inject(opts.transfer_size);
else
ret = ft_tx(opts.transfer_size);
if (ret)
return ret;
ret = ft_rx(opts.transfer_size);
if (ret)
return ret;
}
} else {
for (i = 0; i < opts.iterations + opts.warmup_iterations; i++) {
if (i == opts.warmup_iterations)
ft_start();
ret = ft_rx(opts.transfer_size);
if (ret)
return ret;
if (opts.transfer_size < fi->tx_attr->inject_size)
ret = ft_inject(opts.transfer_size);
else
ret = ft_tx(opts.transfer_size);
if (ret)
return ret;
}
}
ft_stop();
if (opts.machr)
show_perf_mr(opts.transfer_size, opts.iterations, &start, &end, 2, opts.argc, opts.argv);
else
show_perf(NULL, opts.transfer_size, opts.iterations, &start, &end, 2);
return 0;
}
static int init_av(void)
{
size_t addrlen;
int ret;
if (opts.dst_addr) {
ret = ft_av_insert(av, fi->dest_addr, 1, &remote_fi_addr, 0, NULL);
if (ret)
return ret;
addrlen = 64;
ret = fi_getname(&ep->fid, tx_buf, &addrlen);
if (ret) {
FT_PRINTERR("fi_getname", ret);
return ret;
}
ret = ft_tx(ep, remote_fi_addr, addrlen, &tx_ctx);
if (ret)
return ret;
} else {
ret = wait_for_recv_completion(1);
if (ret)
return ret;
ret = ft_av_insert(av, rx_buf, 1, &remote_fi_addr, 0, NULL);
if (ret)
return ret;
}
return 0;
}
int send_recv_greeting(struct fid_ep *ep)
{
int ret;
const char *message = "Hello from Client!";
size_t message_len = strlen(message) + 1;
if (opts.dst_addr) {
fprintf(stdout, "Sending message...\n");
if (snprintf(tx_buf, tx_size, "%s", message) >= tx_size) {
fprintf(stderr, "Transmit buffer too small.\n");
return -FI_ETOOSMALL;
}
ret = ft_tx(ep, remote_fi_addr, message_len, &tx_ctx);
if (ret)
return ret;
fprintf(stdout, "Send completion received\n");
} else {
fprintf(stdout, "Waiting for message from client...\n");
ret = ft_get_rx_comp(rx_seq);
if (ret)
return ret;
ret = check_recv_msg(message);
if (ret)
return ret;
fprintf(stdout, "Received data from client: %s\n",
(char *) rx_buf);
}
return 0;
}
static int run_test(void)
{
int ret, i;
ret = sync_test();
if (ret) {
fprintf(stderr, "sync_test failed!\n");
goto out;
}
ft_start();
if (opts.dst_addr) {
for (i = 0; i < opts.iterations; i++) {
ret = ft_tx(ep, remote_fi_addr, opts.transfer_size, &tx_ctx);
if (ret)
goto out;
}
} else {
ret = wait_for_recv_completion(opts.iterations);
if (ret)
goto out;
}
ft_stop();
if (opts.machr)
show_perf_mr(opts.transfer_size, opts.iterations,
&start, &end, 1, opts.argc, opts.argv);
else
show_perf(test_name, opts.transfer_size, opts.iterations,
&start, &end, 1);
out:
return ret;
}
static int stream(void)
{
int ret, i;
ret = ft_sync();
if (ret)
return ret;
ft_start();
for (i = 0; i < opts.iterations; i++) {
ret = opts.dst_addr ?
ft_tx(ep, remote_fi_addr, opts.transfer_size, &tx_ctx) : ft_rx(ep, opts.transfer_size);
if (ret)
return ret;
}
ft_stop();
if (opts.machr)
show_perf_mr(opts.transfer_size, opts.iterations, &start, &end, 1,
opts.argc, opts.argv);
else
show_perf(NULL, opts.transfer_size, opts.iterations, &start, &end, 1);
return 0;
}
int ft_sync()
{
int ret;
if (opts.dst_addr) {
ret = ft_tx(1);
if (ret)
return ret;
ret = ft_rx(1);
} else {
ret = ft_rx(1);
if (ret)
return ret;
ret = ft_tx(1);
}
return ret;
}
int ft_sync()
{
int ret;
if (opts.dst_addr) {
ret = ft_tx(ep, remote_fi_addr, 1, &tx_ctx);
if (ret)
return ret;
ret = ft_rx(ep, 1);
} else {
ret = ft_rx(ep, 1);
if (ret)
return ret;
ret = ft_tx(ep, remote_fi_addr, 1, &tx_ctx);
}
return ret;
}
int ft_exchange_keys(struct fi_rma_iov *peer_iov)
{
struct fi_rma_iov *rma_iov;
int ret;
if (opts.dst_addr) {
rma_iov = tx_buf + ft_tx_prefix_size();
rma_iov->addr = fi->domain_attr->mr_mode == FI_MR_SCALABLE ?
0 : (uintptr_t) rx_buf + ft_rx_prefix_size();
rma_iov->key = fi_mr_key(mr);
ret = ft_tx(sizeof *rma_iov);
if (ret)
return ret;
ret = ft_get_rx_comp(rx_seq);
if (ret)
return ret;
rma_iov = rx_buf + ft_rx_prefix_size();
*peer_iov = *rma_iov;
ret = ft_post_rx(rx_size);
} else {
ret = ft_get_rx_comp(rx_seq);
if (ret)
return ret;
rma_iov = rx_buf + ft_rx_prefix_size();
*peer_iov = *rma_iov;
ret = ft_post_rx(rx_size);
if (ret)
return ret;
rma_iov = tx_buf + ft_tx_prefix_size();
rma_iov->addr = fi->domain_attr->mr_mode == FI_MR_SCALABLE ?
0 : (uintptr_t) rx_buf + ft_rx_prefix_size();
rma_iov->key = fi_mr_key(mr);
ret = ft_tx(sizeof *rma_iov);
}
return ret;
}
/* TODO: retry send for unreliable endpoints */
int ft_init_av(void)
{
size_t addrlen;
int ret;
if (opts.dst_addr) {
ret = ft_av_insert(av, fi->dest_addr, 1, &remote_fi_addr, 0, NULL);
if (ret)
return ret;
addrlen = FT_MAX_CTRL_MSG;
ret = fi_getname(&ep->fid, (char *) tx_buf + ft_tx_prefix_size(),
&addrlen);
if (ret) {
FT_PRINTERR("fi_getname", ret);
return ret;
}
ret = (int) ft_tx(addrlen);
if (ret)
return ret;
ret = ft_rx(1);
} else {
ret = (int) ft_rx(FT_MAX_CTRL_MSG);
if (ret)
return ret;
ret = ft_av_insert(av, (char *) rx_buf + ft_rx_prefix_size(),
1, &remote_fi_addr, 0, NULL);
if (ret)
return ret;
ret = (int) ft_tx(1);
}
return ret;
}
int send_recv_greeting(void)
{
int ret;
const char *message = "Hello from Client!";
/* strlen doesn't include null terminated byte. snprintf size includes
* null terminated byte.
*/
size_t message_len = strlen(message) + 1;
size_t recv_len;
if (opts.dst_addr) {
fprintf(stdout, "Sending message...\n");
if (snprintf(tx_buf, tx_size, "%s", message) >= tx_size) {
fprintf(stderr, "Transmit buffer too small.\n");
return -FI_ETOOSMALL;
}
ret = ft_tx(message_len);
if (ret)
return ret;
fprintf(stdout, "Send completion received\n");
} else {
fprintf(stdout, "Waiting for message from client...\n");
ret = ft_get_rx_comp(rx_seq);
if (ret)
return ret;
/* Account for null terminated byte. */
recv_len = strlen(rx_buf) + 1;
if (recv_len != message_len) {
fprintf(stderr,
"Received length does not match expected length.\n");
return -1;
}
if (strncmp(rx_buf, message, MIN(recv_len, message_len))) {
fprintf(stderr,
"Received message does not match expected message.\n");
return -1;
}
fprintf(stdout, "Received data from client: %s\n",
(char *) rx_buf);
}
return 0;
}
static int send_recv()
{
int ret;
if (opts.dst_addr) {
/* Client */
fprintf(stdout, "Sending message to server...\n");
sprintf(tx_buf, "Hello World!");
ret = ft_tx(sizeof("Hello World!"));
if (ret)
return ret;
fprintf(stdout, "Send completed\n");
} else {
fprintf(stdout, "Waiting for client...\n");
ret = ft_get_rx_comp(rx_seq);
if (ret)
return ret;
fprintf(stdout, "Received data from client: %s\n", (char *) rx_buf);
}
return 0;
}
static int av_removal_test(void)
{
int ret;
fprintf(stdout, "AV address removal: ");
hints = fi_dupinfo(base_hints);
if (!hints)
return -FI_ENOMEM;
ret = ft_init_fabric();
if (ret)
goto out;
if (opts.dst_addr) {
ret = ft_tx(ep, remote_fi_addr, opts.transfer_size, &tx_ctx);
if (ret) {
FT_PRINTERR("ft_tx", -ret);
goto out;
}
ret = fi_av_remove(av, &remote_fi_addr, 1, 0);
if (ret) {
FT_PRINTERR("fi_av_remove", ret);
goto out;
}
ret = ft_sync();
if (ret)
goto out;
ret = ft_init_av();
if (ret) {
FT_PRINTERR("ft_init_av", -ret);
goto out;
}
ret = ft_rx(ep, opts.transfer_size);
if (ret) {
FT_PRINTERR("ft_rx", -ret);
goto out;
}
} else {
ret = ft_rx(ep, opts.transfer_size);
if (ret) {
FT_PRINTERR("ft_rx", -ret);
goto out;
}
ret = fi_av_remove(av, &remote_fi_addr, 1, 0);
if (ret) {
FT_PRINTERR("fi_av_remove", ret);
goto out;
}
ret = ft_sync();
if (ret)
goto out;
ret = ft_init_av();
if (ret) {
FT_PRINTERR("ft_init_av", -ret);
goto out;
}
ret = ft_tx(ep, remote_fi_addr, opts.transfer_size, &tx_ctx);
if (ret) {
FT_PRINTERR("ft_tx", -ret);
goto out;
}
}
fprintf(stdout, "PASS\n");
(void) ft_sync();
out:
ft_free_res();
return ret;
}
int bandwidth(void)
{
int ret, i, j;
ret = ft_sync();
if (ret)
return ret;
/* The loop structured allows for the possibility that the sender
* immediately overruns the receiving side on the first transfer (or
* the entire window). This could result in exercising parts of the
* provider's implementation of FI_RM_ENABLED. For better or worse,
* some MPI-level benchmarks tend to use this type of loop for measuring
* bandwidth. */
if (opts.dst_addr) {
for (i = 0; i < opts.iterations + opts.warmup_iterations; i++) {
if (i == opts.warmup_iterations)
ft_start();
for(j = 0; j < opts.window_size; j++) {
if (opts.transfer_size < fi->tx_attr->inject_size)
ret = ft_inject(opts.transfer_size);
else
ret = ft_post_tx(opts.transfer_size);
if (ret)
return ret;
}
ret = ft_get_tx_comp(tx_seq);
if (ret)
return ret;
ret = ft_rx(4);
if (ret)
return ret;
}
} else {
for (i = 0; i < opts.iterations + opts.warmup_iterations; i++) {
if (i == opts.warmup_iterations)
ft_start();
for(j = 0; j < opts.window_size; j++) {
ret = ft_post_rx(opts.transfer_size);
if (ret)
return ret;
}
ret = ft_get_rx_comp(rx_seq-1); /* rx_seq is always one ahead */
if (ret)
return ret;
ret = ft_tx(4);
if (ret)
return ret;
}
}
ft_stop();
if (opts.machr)
show_perf_mr(opts.transfer_size, opts.iterations, &start, &end,
opts.window_size, opts.argc, opts.argv);
else
show_perf(NULL, opts.transfer_size, opts.iterations, &start, &end,
opts.window_size);
return 0;
}
static int init_av(void)
{
int ret;
int i;
if (opts.dst_addr) {
ret = ft_av_insert(av, fi->dest_addr, 1, &addr_array[0], 0, NULL);
if (ret)
return ret;
}
for (i = 0; i < ep_cnt; i++) {
addrlen = tx_size;
ret = fi_getname(&ep_array[i]->fid, tx_buf + ft_tx_prefix_size(),
&addrlen);
if (ret) {
FT_PRINTERR("fi_getname", ret);
return ret;
}
if (opts.dst_addr) {
ret = ft_tx(ep_array[0], addr_array[0], addrlen, &tx_ctx);
if (ret)
return ret;
if (rx_shared_ctx)
ret = ft_rx(srx_ctx, rx_size);
else
ret = ft_rx(ep_array[0], rx_size);
if (ret)
return ret;
/* Skip the first address since we already have it in AV */
if (i) {
ret = ft_av_insert(av, rx_buf + ft_rx_prefix_size(), 1,
&addr_array[i], 0, NULL);
if (ret)
return ret;
}
} else {
if (rx_shared_ctx)
ret = ft_rx(srx_ctx, rx_size);
else
ret = ft_rx(ep_array[0], rx_size);
if (ret)
return ret;
ret = ft_av_insert(av, rx_buf + ft_rx_prefix_size(), 1,
&addr_array[i], 0, NULL);
if (ret)
return ret;
ret = ft_tx(ep_array[0], addr_array[0], addrlen, &tx_ctx);
if (ret)
return ret;
}
}
/* ACK */
if (opts.dst_addr) {
ret = ft_tx(ep_array[0], addr_array[0], 1, &tx_ctx);
} else {
if (rx_shared_ctx)
ret = ft_rx(srx_ctx, rx_size);
else
ret = ft_rx(ep_array[0], rx_size);
}
return ret;
}