/*
* Measure RDMA bandwidth (client side).
*/
int
rd_client_rdma_bw(DEVICE *dev,
CONNECTION *con,
size_t n_req,
const void **local_addr,
const void **remote_addr,
const size_t *sizes)
{
rd_post_rdma_std(dev, opcode, NCQE);
while (!Finished) {
int i;
struct ibv_wc wc[NCQE];
int n = rd_poll(&dev, wc, cardof(wc));
if (Finished)
break;
if (n > LStat.max_cqes)
LStat.max_cqes = n;
for (i = 0; i < n; ++i) {
int status = wc[i].status;
if (status == IBV_WC_SUCCESS) {
if (opcode == IBV_WR_RDMA_READ) {
LStat.r.no_bytes += dev.msg_size;
LStat.r.no_msgs++;
LStat.rem_s.no_bytes += dev.msg_size;
LStat.rem_s.no_msgs++;
if (Req.access_recv)
touch_data(dev.buffer, dev.msg_size);
}
} else
do_error(status, &LStat.s.no_errs);
}
rd_post_rdma_std(&dev, opcode, n);
}
stop_test_timer();
exchange_results();
rd_close(&dev);
fprintf(stderr, "Max n %d\n", LStat.max_cqes);
return 0;
}
void GC_displayMem (void) {
static char buffer[256];
snprintf (buffer, cardof(buffer), "/bin/cat /proc/%d/map\n", (int)getpid ());
(void)system (buffer);
}
