mirror of
https://github.com/taigrr/nats.docs
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updating docs
This commit is contained in:
ainsley
@@ -1504,6 +1504,32 @@
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</li>
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<li class="chapter " data-level="5.3.5" data-path="../nsc/revocation.html">
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<a href="../nsc/revocation.html">
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Revocation
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</a>
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</li>
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<li class="chapter " data-level="5.3.6" data-path="../nsc/managed.html">
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<a href="../nsc/managed.html">
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Managed Operators
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</a>
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</li>
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@@ -2566,50 +2592,50 @@
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<pre class="language-"><code class="lang-sh">% <span class="token function">sudo</span> -E go get github.com/nats-io/nats-top
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</code></pre>
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<h4 id="2-start-the-nats-server-with-monitoring-enabled"><a name="2-start-the-nats-server-with-monitoring-enabled" class="plugin-anchor" href="#2-start-the-nats-server-with-monitoring-enabled"><i class="fa fa-link" aria-hidden="true"></i></a>2. Start the NATS server with monitoring enabled</h4>
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<pre class="language-"><code class="lang-sh">% nats-server -m 8222
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<pre class="language-"><code class="lang-sh">% nats-server -m <span class="token number">8222</span>
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</code></pre>
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<h4 id="3-start-nats-top"><a name="3-start-nats-top" class="plugin-anchor" href="#3-start-nats-top"><i class="fa fa-link" aria-hidden="true"></i></a>3. Start nats-top</h4>
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<pre class="language-"><code class="lang-sh">% nats-top
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</code></pre>
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<p>Result:</p>
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<pre class="language-"><code class="lang-sh">nats-server version 0.6.6 <span class="token punctuation">(</span>uptime: 2m2s<span class="token punctuation">)</span>
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<pre class="language-"><code class="lang-sh">nats-server version <span class="token number">0.6</span>.6 <span class="token punctuation">(</span>uptime: 2m2s<span class="token punctuation">)</span>
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Server:
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Load: CPU: 0.0% Memory: 6.3M Slow Consumers: 0
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In: Msgs: 0 Bytes: 0 Msgs/Sec: 0.0 Bytes/Sec: 0
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Out: Msgs: 0 Bytes: 0 Msgs/Sec: 0.0 Bytes/Sec: 0
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Load: CPU: <span class="token number">0.0</span>% Memory: <span class="token number">6</span>.3M Slow Consumers: <span class="token number">0</span>
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In: Msgs: <span class="token number">0</span> Bytes: <span class="token number">0</span> Msgs/Sec: <span class="token number">0.0</span> Bytes/Sec: <span class="token number">0</span>
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Out: Msgs: <span class="token number">0</span> Bytes: <span class="token number">0</span> Msgs/Sec: <span class="token number">0.0</span> Bytes/Sec: <span class="token number">0</span>
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Connections: 0
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HOST CID SUBS PENDING MSGS_TO MSGS_FROM BYTES_TO BYTES_FROM LANG VERSION
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Connections: <span class="token number">0</span>
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HOST CID SUBS PENDING MSGS_TO MSGS_FROM BYTES_TO BYTES_FROM <span class="token environment constant">LANG</span> VERSION
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</code></pre>
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<h4 id="4-run-nats-client-programs"><a name="4-run-nats-client-programs" class="plugin-anchor" href="#4-run-nats-client-programs"><i class="fa fa-link" aria-hidden="true"></i></a>4. Run NATS client programs</h4>
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<p>Run some NATS client programs and exchange messages.</p>
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<p>For the best experience, you will want to run multiple subscribers, at least 2 or 3. Refer to the <a href="../../nats_server/clients.html">example pub-sub clients</a>.</p>
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<h4 id="5-check-nats-top-for-statistics"><a name="5-check-nats-top-for-statistics" class="plugin-anchor" href="#5-check-nats-top-for-statistics"><i class="fa fa-link" aria-hidden="true"></i></a>5. Check nats-top for statistics</h4>
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<pre class="language-"><code class="lang-sh">nats-server version 0.6.6 <span class="token punctuation">(</span>uptime: 30m51s<span class="token punctuation">)</span>
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<pre class="language-"><code class="lang-sh">nats-server version <span class="token number">0.6</span>.6 <span class="token punctuation">(</span>uptime: 30m51s<span class="token punctuation">)</span>
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Server:
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Load: CPU: 0.0% Memory: 10.3M Slow Consumers: 0
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In: Msgs: 56 Bytes: 302 Msgs/Sec: 0.0 Bytes/Sec: 0
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Out: Msgs: 98 Bytes: 512 Msgs/Sec: 0.0 Bytes/Sec: 0
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Load: CPU: <span class="token number">0.0</span>% Memory: <span class="token number">10</span>.3M Slow Consumers: <span class="token number">0</span>
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In: Msgs: <span class="token number">56</span> Bytes: <span class="token number">302</span> Msgs/Sec: <span class="token number">0.0</span> Bytes/Sec: <span class="token number">0</span>
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Out: Msgs: <span class="token number">98</span> Bytes: <span class="token number">512</span> Msgs/Sec: <span class="token number">0.0</span> Bytes/Sec: <span class="token number">0</span>
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Connections: 3
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HOST CID SUBS PENDING MSGS_TO MSGS_FROM BYTES_TO BYTES_FROM LANG VERSION
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::1:58651 6 1 0 52 0 260 0 go 1.1.0
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::1:58922 38 1 0 21 0 105 0 go 1.1.0
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::1:58953 39 1 0 21 0 105 0 go 1.1.0
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Connections: <span class="token number">3</span>
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HOST CID SUBS PENDING MSGS_TO MSGS_FROM BYTES_TO BYTES_FROM <span class="token environment constant">LANG</span> VERSION
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::1:58651 <span class="token number">6</span> <span class="token number">1</span> <span class="token number">0</span> <span class="token number">52</span> <span class="token number">0</span> <span class="token number">260</span> <span class="token number">0</span> go <span class="token number">1.1</span>.0
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::1:58922 <span class="token number">38</span> <span class="token number">1</span> <span class="token number">0</span> <span class="token number">21</span> <span class="token number">0</span> <span class="token number">105</span> <span class="token number">0</span> go <span class="token number">1.1</span>.0
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::1:58953 <span class="token number">39</span> <span class="token number">1</span> <span class="token number">0</span> <span class="token number">21</span> <span class="token number">0</span> <span class="token number">105</span> <span class="token number">0</span> go <span class="token number">1.1</span>.0
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</code></pre>
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<h4 id="6-sort-nats-top-statistics"><a name="6-sort-nats-top-statistics" class="plugin-anchor" href="#6-sort-nats-top-statistics"><i class="fa fa-link" aria-hidden="true"></i></a>6. Sort nats-top statistics</h4>
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<p>In nats-top, enter the command <code>o</code> followed by the option, such as <code>bytes_to</code>. You see that nats-top sorts the BYTES_TO column in ascending order.</p>
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<pre class="language-"><code class="lang-sh">nats-server version 0.6.6 <span class="token punctuation">(</span>uptime: 45m40s<span class="token punctuation">)</span>
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<pre class="language-"><code class="lang-sh">nats-server version <span class="token number">0.6</span>.6 <span class="token punctuation">(</span>uptime: 45m40s<span class="token punctuation">)</span>
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Server:
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Load: CPU: 0.0% Memory: 10.4M Slow Consumers: 0
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In: Msgs: 81 Bytes: 427 Msgs/Sec: 0.0 Bytes/Sec: 0
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Out: Msgs: 154 Bytes: 792 Msgs/Sec: 0.0 Bytes/Sec: 0
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Load: CPU: <span class="token number">0.0</span>% Memory: <span class="token number">10</span>.4M Slow Consumers: <span class="token number">0</span>
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In: Msgs: <span class="token number">81</span> Bytes: <span class="token number">427</span> Msgs/Sec: <span class="token number">0.0</span> Bytes/Sec: <span class="token number">0</span>
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Out: Msgs: <span class="token number">154</span> Bytes: <span class="token number">792</span> Msgs/Sec: <span class="token number">0.0</span> Bytes/Sec: <span class="token number">0</span>
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<span class="token function">sort</span> by <span class="token punctuation">[</span>bytes_to<span class="token punctuation">]</span>:
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Connections: 3
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HOST CID SUBS PENDING MSGS_TO MSGS_FROM BYTES_TO BYTES_FROM LANG VERSION
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::1:59259 83 1 0 4 0 20 0 go 1.1.0
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::1:59349 91 1 0 2 0 10 0 go 1.1.0
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::1:59342 90 1 0 0 0 0 0 go 1.1.0
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Connections: <span class="token number">3</span>
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HOST CID SUBS PENDING MSGS_TO MSGS_FROM BYTES_TO BYTES_FROM <span class="token environment constant">LANG</span> VERSION
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::1:59259 <span class="token number">83</span> <span class="token number">1</span> <span class="token number">0</span> <span class="token number">4</span> <span class="token number">0</span> <span class="token number">20</span> <span class="token number">0</span> go <span class="token number">1.1</span>.0
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::1:59349 <span class="token number">91</span> <span class="token number">1</span> <span class="token number">0</span> <span class="token number">2</span> <span class="token number">0</span> <span class="token number">10</span> <span class="token number">0</span> go <span class="token number">1.1</span>.0
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::1:59342 <span class="token number">90</span> <span class="token number">1</span> <span class="token number">0</span> <span class="token number">0</span> <span class="token number">0</span> <span class="token number">0</span> <span class="token number">0</span> go <span class="token number">1.1</span>.0
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</code></pre>
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<h4 id="7-use-different-sort-options"><a name="7-use-different-sort-options" class="plugin-anchor" href="#7-use-different-sort-options"><i class="fa fa-link" aria-hidden="true"></i></a>7. Use different sort options</h4>
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<p>Use some different sort options to explore nats-top, such as:</p>
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@@ -2617,34 +2643,34 @@ Connections: 3
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<p>You can also set the sort option on the command line using the <code>-sort</code> flag. For example: <code>nats-top -sort bytes_to</code>.</p>
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<h4 id="8-display-the-registered-subscriptions"><a name="8-display-the-registered-subscriptions" class="plugin-anchor" href="#8-display-the-registered-subscriptions"><i class="fa fa-link" aria-hidden="true"></i></a>8. Display the registered subscriptions.</h4>
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<p>In nats-top, enter the command <code>s</code> to toggle displaying connection subscriptions. When enabled, you see the subscription subject in nats-top table:</p>
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<pre class="language-"><code class="lang-sh">nats-server version 0.6.6 <span class="token punctuation">(</span>uptime: 1h2m23s<span class="token punctuation">)</span>
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<pre class="language-"><code class="lang-sh">nats-server version <span class="token number">0.6</span>.6 <span class="token punctuation">(</span>uptime: 1h2m23s<span class="token punctuation">)</span>
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Server:
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Load: CPU: 0.0% Memory: 10.4M Slow Consumers: 0
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In: Msgs: 108 Bytes: 643 Msgs/Sec: 0.0 Bytes/Sec: 0
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Out: Msgs: 185 Bytes: 1.0K Msgs/Sec: 0.0 Bytes/Sec: 0
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Load: CPU: <span class="token number">0.0</span>% Memory: <span class="token number">10</span>.4M Slow Consumers: <span class="token number">0</span>
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In: Msgs: <span class="token number">108</span> Bytes: <span class="token number">643</span> Msgs/Sec: <span class="token number">0.0</span> Bytes/Sec: <span class="token number">0</span>
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Out: Msgs: <span class="token number">185</span> Bytes: <span class="token number">1</span>.0K Msgs/Sec: <span class="token number">0.0</span> Bytes/Sec: <span class="token number">0</span>
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Connections: 3
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HOST CID SUBS PENDING MSGS_TO MSGS_FROM BYTES_TO BYTES_FROM LANG VERSION SUBSCRIPTIONS
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::1:59708 115 1 0 6 0 48 0 go 1.1.0 foo.bar
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::1:59758 122 1 0 1 0 8 0 go 1.1.0 foo
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::1:59817 124 1 0 0 0 0 0 go 1.1.0 foo
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Connections: <span class="token number">3</span>
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HOST CID SUBS PENDING MSGS_TO MSGS_FROM BYTES_TO BYTES_FROM <span class="token environment constant">LANG</span> VERSION SUBSCRIPTIONS
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::1:59708 <span class="token number">115</span> <span class="token number">1</span> <span class="token number">0</span> <span class="token number">6</span> <span class="token number">0</span> <span class="token number">48</span> <span class="token number">0</span> go <span class="token number">1.1</span>.0 foo.bar
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::1:59758 <span class="token number">122</span> <span class="token number">1</span> <span class="token number">0</span> <span class="token number">1</span> <span class="token number">0</span> <span class="token number">8</span> <span class="token number">0</span> go <span class="token number">1.1</span>.0 foo
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::1:59817 <span class="token number">124</span> <span class="token number">1</span> <span class="token number">0</span> <span class="token number">0</span> <span class="token number">0</span> <span class="token number">0</span> <span class="token number">0</span> go <span class="token number">1.1</span>.0 foo
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</code></pre>
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<h4 id="9-quit-nats-top"><a name="9-quit-nats-top" class="plugin-anchor" href="#9-quit-nats-top"><i class="fa fa-link" aria-hidden="true"></i></a>9. Quit nats-top</h4>
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<p>Use the <code>q</code> command to quit nats-top.</p>
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<h4 id="10-restart-nats-top-with-a-specified-query"><a name="10-restart-nats-top-with-a-specified-query" class="plugin-anchor" href="#10-restart-nats-top-with-a-specified-query"><i class="fa fa-link" aria-hidden="true"></i></a>10. Restart nats-top with a specified query</h4>
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<p>For example, to query for the connection with largest number of subscriptions:</p>
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<pre class="language-"><code class="lang-sh">% nats-top -n 1 -sort subs
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<pre class="language-"><code class="lang-sh">% nats-top -n <span class="token number">1</span> -sort subs
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</code></pre>
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<p>Result: nats-top displays only the client connection with the largest number of subscriptions:</p>
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<pre class="language-"><code class="lang-sh">nats-server version 0.6.6 <span class="token punctuation">(</span>uptime: 1h7m0s<span class="token punctuation">)</span>
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<pre class="language-"><code class="lang-sh">nats-server version <span class="token number">0.6</span>.6 <span class="token punctuation">(</span>uptime: 1h7m0s<span class="token punctuation">)</span>
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Server:
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Load: CPU: 0.0% Memory: 10.4M Slow Consumers: 0
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In: Msgs: 109 Bytes: 651 Msgs/Sec: 0.0 Bytes/Sec: 0
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Out: Msgs: 187 Bytes: 1.0K Msgs/Sec: 0.0 Bytes/Sec: 0
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Load: CPU: <span class="token number">0.0</span>% Memory: <span class="token number">10</span>.4M Slow Consumers: <span class="token number">0</span>
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In: Msgs: <span class="token number">109</span> Bytes: <span class="token number">651</span> Msgs/Sec: <span class="token number">0.0</span> Bytes/Sec: <span class="token number">0</span>
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Out: Msgs: <span class="token number">187</span> Bytes: <span class="token number">1</span>.0K Msgs/Sec: <span class="token number">0.0</span> Bytes/Sec: <span class="token number">0</span>
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Connections: 3
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HOST CID SUBS PENDING MSGS_TO MSGS_FROM BYTES_TO BYTES_FROM LANG VERSION
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::1:59708 115 1 0 6 0 48 0 go 1.1.0
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Connections: <span class="token number">3</span>
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HOST CID SUBS PENDING MSGS_TO MSGS_FROM BYTES_TO BYTES_FROM <span class="token environment constant">LANG</span> VERSION
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::1:59708 <span class="token number">115</span> <span class="token number">1</span> <span class="token number">0</span> <span class="token number">6</span> <span class="token number">0</span> <span class="token number">48</span> <span class="token number">0</span> go <span class="token number">1.1</span>.0
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</code></pre>
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@@ -2689,7 +2715,7 @@ Connections: 3
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<script>
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var gitbook = gitbook || [];
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gitbook.push(function() {
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gitbook.page.hasChanged({"page":{"title":"Tutorial","level":"5.5.1","depth":2,"next":{"title":"nats-bench","level":"5.6","depth":1,"path":"nats_tools/natsbench.md","ref":"nats_tools/natsbench.md","articles":[]},"previous":{"title":"nats-top","level":"5.5","depth":1,"path":"nats_tools/nats_top/README.md","ref":"nats_tools/nats_top/README.md","articles":[{"title":"Tutorial","level":"5.5.1","depth":2,"path":"nats_tools/nats_top/nats-top-tutorial.md","ref":"nats_tools/nats_top/nats-top-tutorial.md","articles":[]}]},"dir":"ltr"},"config":{"plugins":["prism","-sharing","-highlight","include-html","toggle-chapters","anchors","edit-link"],"styles":{"website":"styles/website.css","pdf":"styles/pdf.css","epub":"styles/epub.css","mobi":"styles/mobi.css","ebook":"styles/ebook.css","print":"styles/print.css"},"pluginsConfig":{"prism":{"lang":{"ascii":"markup","text":"markup"}},"search":{},"lunr":{"maxIndexSize":1000000,"ignoreSpecialCharacters":false},"include-html":{},"fontsettings":{"theme":"white","family":"sans","size":2},"edit-link":{"label":"edit","base":"https://github.com/nats-io/docs/edit/master"},"theme-default":{"styles":{"website":"styles/website.css","pdf":"styles/pdf.css","epub":"styles/epub.css","mobi":"styles/mobi.css","ebook":"styles/ebook.css","print":"styles/print.css"},"showLevel":false},"anchors":{},"toggle-chapters":{}},"theme":"default","author":"The NATS Maintainers","pdf":{"pageNumbers":true,"fontSize":12,"fontFamily":"Arial","paperSize":"a4","chapterMark":"pagebreak","pageBreaksBefore":"/","margin":{"right":62,"left":62,"top":56,"bottom":56}},"structure":{"langs":"LANGS.md","readme":"README.md","glossary":"GLOSSARY.md","summary":"SUMMARY.md"},"variables":{},"title":"NATS","gitbook":"*","description":"Administrative, developer and conceptual documentation for the NATS messaging system."},"file":{"path":"nats_tools/nats_top/nats-top-tutorial.md","mtime":"2019-06-25T14:14:34.661Z","type":"markdown"},"gitbook":{"version":"3.2.3","time":"2019-09-05T21:19:53.626Z"},"basePath":"../..","book":{"language":""}});
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||||
gitbook.page.hasChanged({"page":{"title":"Tutorial","level":"5.5.1","depth":2,"next":{"title":"nats-bench","level":"5.6","depth":1,"path":"nats_tools/natsbench.md","ref":"nats_tools/natsbench.md","articles":[]},"previous":{"title":"nats-top","level":"5.5","depth":1,"path":"nats_tools/nats_top/README.md","ref":"nats_tools/nats_top/README.md","articles":[{"title":"Tutorial","level":"5.5.1","depth":2,"path":"nats_tools/nats_top/nats-top-tutorial.md","ref":"nats_tools/nats_top/nats-top-tutorial.md","articles":[]}]},"dir":"ltr"},"config":{"plugins":["prism","-sharing","-highlight","include-html","toggle-chapters","anchors","edit-link"],"styles":{"website":"styles/website.css","pdf":"styles/pdf.css","epub":"styles/epub.css","mobi":"styles/mobi.css","ebook":"styles/ebook.css","print":"styles/print.css"},"pluginsConfig":{"prism":{"lang":{"ascii":"markup","text":"markup"}},"search":{},"lunr":{"maxIndexSize":1000000,"ignoreSpecialCharacters":false},"include-html":{},"fontsettings":{"theme":"white","family":"sans","size":2},"edit-link":{"label":"edit","base":"https://github.com/nats-io/docs/edit/master"},"theme-default":{"styles":{"website":"styles/website.css","pdf":"styles/pdf.css","epub":"styles/epub.css","mobi":"styles/mobi.css","ebook":"styles/ebook.css","print":"styles/print.css"},"showLevel":false},"anchors":{},"toggle-chapters":{}},"theme":"default","author":"The NATS Maintainers","pdf":{"pageNumbers":true,"fontSize":12,"fontFamily":"Arial","paperSize":"a4","chapterMark":"pagebreak","pageBreaksBefore":"/","margin":{"right":62,"left":62,"top":56,"bottom":56}},"structure":{"langs":"LANGS.md","readme":"README.md","glossary":"GLOSSARY.md","summary":"SUMMARY.md"},"variables":{},"title":"NATS","gitbook":"*","description":"Administrative, developer and conceptual documentation for the NATS messaging system."},"file":{"path":"nats_tools/nats_top/nats-top-tutorial.md","mtime":"2019-09-23T22:49:18.495Z","type":"markdown"},"gitbook":{"version":"3.2.3","time":"2019-09-23T22:50:08.961Z"},"basePath":"../..","book":{"language":""}});
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||||
});
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||||
</script>
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</div>
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||||
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