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doc/nvmf_tracing: replace ./perf -s with ./perf -o

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This -o parameter is required. I think -s 4096 is a very old version.
Now the definition is different.

Change-Id: I0e12fae51a2f092d0896c95e0c128754b430354e
Signed-off-by: wanghailiangx <hailiangx.e.wang@intel.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/10820
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
This commit is contained in:
wanghailiangx 2021-12-22 09:56:54 -05:00 committed by Tomasz Zawadzki
parent 0ac16751a5
commit 2fc978389d
1 changed files with 2 additions and 2 deletions
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doc/nvmf_tracing.md
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@ -50,7 +50,7 @@ an example usage of perf to send I/Os to the NVMe-oF target over an RDMA network
interface for 10 minutes.
~~~bash
./perf -q 128 -s 4096 -w randread -t 600 -r 'trtype:RDMA adrfam:IPv4 traddr:192.168.100.2 trsvcid:4420'
./perf -q 128 -o 4096 -w randread -t 600 -r 'trtype:RDMA adrfam:IPv4 traddr:192.168.100.2 trsvcid:4420'
~~~
The spdk_trace program can be found in the app/trace directory. To analyze the tracepoints on the same
@ -142,7 +142,7 @@ build/bin/spdk_trace_record -q -s nvmf -p 24147 -f /tmp/spdk_nvmf_record.trace
Also send I/Os to the SPDK target application to generate events by previous perf example for 10 minutes.
~~~bash
./perf -q 128 -s 4096 -w randread -t 600 -r 'trtype:RDMA adrfam:IPv4 traddr:192.168.100.2 trsvcid:4420'
./perf -q 128 -o 4096 -w randread -t 600 -r 'trtype:RDMA adrfam:IPv4 traddr:192.168.100.2 trsvcid:4420'
~~~
After the completion of perf example, shut down spdk_trace_record by signal SIGINT (Ctrl + C).