[ewg] [PATCH] Perftest: update README
Oren Meron
orenmeron at dev.mellanox.co.il
Mon Mar 31 23:50:00 PDT 2008
Perftest: update README
Signed-off-by: Oren Meron <orenmeron at dev.mellanox.co.il
--- a/README
+++ b/README
@@ -1,7 +1,7 @@
Open Fabrics Enterprise Distribution (OFED)
Performance Tests README for OFED 1.3
- February 2008
+ March 2008
@@ -57,20 +57,22 @@ Architectures tested: i686, x86_64, ia64
3. Test Descriptions
===============================================================================
-rdma_lat.c latency test with RDMA write transactions
-rdma_bw.c streaming bandwidth test with RDMA write transactions
The following tests are mainly useful for hardware/software benchmarking.
-They are not intended as actual usage examples.
-send_lat.c latency test with send transactions
-send_bw.c bandwidth test with send transactions
write_lat.c latency test with RDMA write transactions
write_bw.c bandwidth test with RDMA write transactions
+send_lat.c latency test with send transactions
+send_bw.c bandwidth test with send transactions
read_lat.c latency test with RDMA read transactions
read_bw.c bandwidth test with RDMA read transactions
+
+Legacy tests: (To be removed in the next release)
+rdma_lat.c latency test with RDMA write transactions
+rdma_bw.c streaming bandwidth test with RDMA write transactions
+
The executable name of each test starts with the general prefix "ib_";
for example, ib_write_lat.
@@ -88,13 +90,32 @@ Server: ./<test name> <options>
Client: ./<test name> <options> <server IP address>
o <server address> is IPv4 or IPv6 address. You can use the IPoIB
+diags_release_notes.txt
+mpi-selector_release_notes.txt
+rdma_cm_release_notes.txt
+MSTFLINT_README.txt
+open_mpi_release_notes.txt RDS_README.txt
+ib-bonding.txt
+mthca_release_notes.txt
+opensm_release_notes.txt
+rds_release_notes.txt
+ibutils_release_notes.txt*
+mvapich_release_notes.txt
+PERF_TEST_README.txt
+sdp_release_notes.txt
+ipoib_release_notes.txt
+srp_release_notes.txt
+QoS_in_OFED.txt
+SRPT_README.txt
+mlx4_release_notes.txt
+QoS_management_in_OpenSM.
address if IPoIB is configured.
o --help lists the available <options>
*** IMPORTANT NOTE: The SAME OPTIONS must be passed to both server and client.
-Common Options to tests:
+Common Options to all tests:
-p, --port=<port> listen on/connect to port <port> (default: 18515)
-m, --mtu=<mtu> mtu size (default: 1024)
-d, --ib-dev=<dev> use IB device <dev> (default: first device found)
@@ -102,8 +123,6 @@ Common Options to tests:
-s, --size=<size> size of message to exchange (default: 1)
-a, --all run sizes from 2 till 2^23
-t, --tx-depth=<dep> size of tx queue (default: 50)
- -g, --mcg send messages to multicast group 0xc001
- (only available in send-UD)
-n, --iters=<iters> number of exchanges (at least 100, default: 1000)
-C, --report-cycles report times in cpu cycle units
(default: microseconds)
@@ -112,17 +131,14 @@ Common Options to tests:
-U, --report-unsorted (implies -H) print out unsorted results
(default: sorted)
-V, --version display version number
- -I, --inline_size=<size> max size of message to be sent in inline mode
- (default 400)
- -N, --no peak-bw cancel peak-bw calculation
- (default: peak-bw. only available in write_bw)
*** IMPORTANT NOTE: You need to be running a Subnet Manager on the switch or
on one of the nodes in your fabric.
Example:
-Run "ib_rdma_lat -C" on the server side.
-Then run "ib_rdma_lat -C <server IP address>" on the client.
+Run "ib_write_lat -a" on the server side.
+Then run "ib_write_lat -a <server IP address>" on the client side.
+
+ib_write_lat will exit on both server and client after printing results.
-ib_rdma_lat will exit on both server and client after printing results.
More information about the ewg
mailing list