From: Haomai Wang <haomaiwang@gmail.com>
Date: Thu, 11 Jun 2015 17:04:54 +0000 (+0800)
Subject: PerfMsgr: Add usage helper info
X-Git-Tag: v9.0.3~164^2~1
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=7618d869744e4e668f23841fc93c62d57aafeb11;p=ceph.git

PerfMsgr: Add usage helper info

Signed-off-by: Haomai Wang <haomaiwang@gmail.com>
---

diff --git a/src/test/msgr/perf_msgr_client.cc b/src/test/msgr/perf_msgr_client.cc
index bafa626775f2..17c4aca3e038 100644
--- a/src/test/msgr/perf_msgr_client.cc
+++ b/src/test/msgr/perf_msgr_client.cc
@@ -158,7 +158,13 @@ void MessengerClient::ClientDispatcher::ms_fast_dispatch(Message *m) {
 
 
 void usage(const string &name) {
-  cerr << "Usage: " << name << " [server ip:port] [numjobs] [concurrency] [ios] [thinktime us] [msg lenght]" << std::endl;
+  cerr << "Usage: " << name << " [server ip:port] [numjobs] [concurrency] [ios] [thinktime us] [msg length]" << std::endl;
+  cerr << "       [server ip:port]: connect to the ip:port pair" << std::endl;
+  cerr << "       [numjobs]: how much client threads spawned and do benchmark" << std::endl;
+  cerr << "       [concurrency]: the max inflight messages(like iodepth in fio)" << std::endl;
+  cerr << "       [ios]: how much messages sent for each client" << std::endl;
+  cerr << "       [thinktime]: sleep time when do fast dispatching(match client logic)" << std::endl;
+  cerr << "       [msg length]: message data bytes" << std::endl;
 }
 
 int main(int argc, char **argv)
diff --git a/src/test/msgr/perf_msgr_server.cc b/src/test/msgr/perf_msgr_server.cc
index 146219f42190..b38a76ab1a20 100644
--- a/src/test/msgr/perf_msgr_server.cc
+++ b/src/test/msgr/perf_msgr_server.cc
@@ -135,6 +135,9 @@ class MessengerServer {
 
 void usage(const string &name) {
   cerr << "Usage: " << name << " [bind ip:port] [server worker threads] [thinktime us]" << std::endl;
+  cerr << "       [bind ip:port]: The ip:port pair to bind, client need to specify this pair to connect" << std::endl;
+  cerr << "       [server worker threads]: threads will process incoming messages and reply(matching pg threads)" << std::endl;
+  cerr << "       [thinktime]: sleep time when do dispatching(match fast dispatch logic in OSD.cc)" << std::endl;
 }
 
 int main(int argc, char **argv)