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nvmf: Add better tracing of RDMA operations

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Change-Id: Icf5f39fad41d85bb6b325f9fc51b08a7e1055323
Signed-off-by: Ben Walker <benjamin.walker@intel.com>
This commit is contained in:
Ben Walker 2016-07-22 15:30:55 -07:00
parent 2d68928c3f
commit 130fec6636
1 changed files with 18 additions and 4 deletions
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22
lib/nvmf/rdma.c
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@ -171,6 +171,8 @@ allocate_rdma_conn(struct rdma_cm_id *id, uint16_t queue_depth)
conn->transport = &spdk_nvmf_transport_rdma;
id->context = conn;
SPDK_TRACELOG(SPDK_TRACE_RDMA, "New RDMA Connection: %p\n", conn);
for (i = 0; i < rdma_conn->queue_depth; i++) {
rdma_req = alloc_rdma_req(conn);
if (rdma_req == NULL) {
@ -394,6 +396,8 @@ nvmf_post_rdma_read(struct spdk_nvmf_request *req)
struct ibv_sge sge;
int rc;
SPDK_TRACELOG(SPDK_TRACE_RDMA, "RDMA READ POSTED. Request: %p Connection: %p\n", req, conn);
sge.addr = (uint64_t)rdma_req->bb_mr->addr;
sge.lkey = rdma_req->bb_mr->lkey;
sge.length = req->length;
@ -420,6 +424,8 @@ nvmf_post_rdma_write(struct spdk_nvmf_conn *conn,
struct ibv_sge sge;
int rc;
SPDK_TRACELOG(SPDK_TRACE_RDMA, "RDMA WRITE POSTED. Request: %p Connection: %p\n", req, conn);
sge.addr = (uint64_t)rdma_req->bb_mr->addr;
sge.lkey = rdma_req->bb_mr->lkey;
sge.length = req->length;
@ -446,6 +452,8 @@ nvmf_post_rdma_recv(struct spdk_nvmf_conn *conn,
struct ibv_sge sg_list[2];
int rc;
SPDK_TRACELOG(SPDK_TRACE_RDMA, "RDMA RECV POSTED. Request: %p Connection: %p\n", req, conn);
/* Update Connection SQ Tracking, increment
the SQ head counter opening up another
RX recv slot.
@ -486,6 +494,8 @@ nvmf_post_rdma_send(struct spdk_nvmf_conn *conn,
struct ibv_sge sge;
int rc;
SPDK_TRACELOG(SPDK_TRACE_RDMA, "RDMA SEND POSTED. Request: %p Connection: %p\n", req, conn);
sge.addr = (uint64_t)&rdma_req->rsp;
sge.length = sizeof(rdma_req->rsp);
sge.lkey = rdma_req->rsp_mr->lkey;
@ -1080,7 +1090,8 @@ spdk_nvmf_rdma_poll(struct spdk_nvmf_conn *conn)
switch (wc.opcode) {
case IBV_WC_SEND:
SPDK_TRACELOG(SPDK_TRACE_RDMA, "CQ send completion\n");
SPDK_TRACELOG(SPDK_TRACE_RDMA, "RDMA SEND Complete. Request: %p Connection: %p\n",
req, conn);
if (spdk_nvmf_rdma_request_release(conn, req)) {
return -1;
}
@ -1091,12 +1102,14 @@ spdk_nvmf_rdma_poll(struct spdk_nvmf_conn *conn)
* Will get this event only if we set IBV_SEND_SIGNALED
* flag in rdma_write, to trace rdma write latency
*/
SPDK_TRACELOG(SPDK_TRACE_RDMA, "CQ rdma write completion\n");
SPDK_TRACELOG(SPDK_TRACE_RDMA, "RDMA WRITE Complete. Request: %p Connection: %p\n",
req, conn);
spdk_trace_record(TRACE_RDMA_WRITE_COMPLETE, 0, 0, (uint64_t)req, 0);
break;
case IBV_WC_RDMA_READ:
SPDK_TRACELOG(SPDK_TRACE_RDMA, "CQ rdma read completion\n");
SPDK_TRACELOG(SPDK_TRACE_RDMA, "RDMA READ Complete. Request: %p Connection: %p\n",
req, conn);
spdk_trace_record(TRACE_RDMA_READ_COMPLETE, 0, 0, (uint64_t)req, 0);
rc = spdk_nvmf_request_exec(req);
if (rc) {
@ -1107,7 +1120,8 @@ spdk_nvmf_rdma_poll(struct spdk_nvmf_conn *conn)
break;
case IBV_WC_RECV:
SPDK_TRACELOG(SPDK_TRACE_RDMA, "CQ recv completion\n");
SPDK_TRACELOG(SPDK_TRACE_RDMA, "RDMA RECV Complete. Request: %p Connection: %p\n",
req, conn);
spdk_trace_record(TRACE_NVMF_IO_START, 0, 0, (uint64_t)req, 0);
if (wc.byte_len < sizeof(struct spdk_nvmf_capsule_cmd)) {