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From lizhan...@apache.org
Subject incubator-rocketmq-site git commit: Add priority note.
Date Fri, 10 Feb 2017 05:53:04 GMT
Repository: incubator-rocketmq-site
Updated Branches:
  refs/heads/master bdd8b466f -> b66d708b7


Add priority note.


Project: http://git-wip-us.apache.org/repos/asf/incubator-rocketmq-site/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-rocketmq-site/commit/b66d708b
Tree: http://git-wip-us.apache.org/repos/asf/incubator-rocketmq-site/tree/b66d708b
Diff: http://git-wip-us.apache.org/repos/asf/incubator-rocketmq-site/diff/b66d708b

Branch: refs/heads/master
Commit: b66d708b737de9344dbb7bdb587c42030d76de01
Parents: bdd8b46
Author: Zhanhui Li <lizhanhui@apache.org>
Authored: Fri Feb 10 13:52:58 2017 +0800
Committer: Zhanhui Li <lizhanhui@apache.org>
Committed: Fri Feb 10 13:52:58 2017 +0800

----------------------------------------------------------------------
 ...-methods-to-feed-name-server-address-list.md | 29 ++++++++++++--------
 1 file changed, 18 insertions(+), 11 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-rocketmq-site/blob/b66d708b/_posts/2017-02-10-four-methods-to-feed-name-server-address-list.md
----------------------------------------------------------------------
diff --git a/_posts/2017-02-10-four-methods-to-feed-name-server-address-list.md b/_posts/2017-02-10-four-methods-to-feed-name-server-address-list.md
index f4c78b1..70984c9 100644
--- a/_posts/2017-02-10-four-methods-to-feed-name-server-address-list.md
+++ b/_posts/2017-02-10-four-methods-to-feed-name-server-address-list.md
@@ -20,7 +20,6 @@ provides four methods to achieve this goal.
 1. Programmatic Way
 
    For broker, we may specify `namesrvAddr=name-server-ip1:port;name-server-ip2:port` in
broker configuration file.
-   Alternatively, we may pass a parameter like `-n name-server-ip1:port;name-server-ip2:port`
to `mqbroker` script.
    
    For producers and consumers, we may feed name server address list to them as follows:
    
@@ -44,20 +43,22 @@ provides four methods to achieve this goal.
     defaultMQAdminExt.setNamesrvAddr("name-server1-ip:port;name-server2-ip:port");`
     
     
-2. Environment Variable
+2. Java Options
 
-   You can export `NAMESRV_ADDR` environment variable. Brokers and clients will examine and
use its value if set.
+    Name server address list may also be fed to your application through specifying the sequel
java option 
+    `rocketmq.namesrv.addr` before launching.
     
-    
-3. Java Options
+3. Environment Variable
 
-    Similar to environment variable, you may specify the sequel java option `rocketmq.namesrv.addr`
before launching your
-    application.
+   A third method is via environment variable: you can export `NAMESRV_ADDR` environment
variable. Brokers and clients 
+   will examine and use its value if set.
+    
     
-4. HTTP endpoint
+4. HTTP Endpoint
 
-    If you do not specify name server address list using previously mentioned methods, Apache
RocketMQ will periodically 
-    access the following HTTP end point to acquire and update name server address list.
+    If you do not specify name server address list using previously mentioned methods, Apache
RocketMQ will access
+     the following HTTP end point to acquire and update name server address list every two
minutes with initial delay of
+     ten seconds.
     
     On default, the end point is:
     
@@ -68,4 +69,10 @@ provides four methods to achieve this goal.
     
     This method is recommended because it gives you maximum flexibility, aka, you can dynamically
add or 
     remove name server node without necessity of rebooting your brokers and clients according
to your name servers'
-    system load. 
\ No newline at end of file
+    system load.
+     
+     
+*  Priority
+
+    Methods introduced first take precedence over the latter, namely,
+    Programmatic Way > Java Options > Environment Variable > HTTP Endpoint
\ No newline at end of file


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