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| author | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:40:17 -0500 |
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| committer | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:40:17 -0500 |
| commit | 33058f2b292b3a581333bdfb21b8f671898c5060 (patch) | |
| tree | 51c3e392513ec574331b2d3f85c394445ea803c6 /files/ja/glossary/round_trip_time_(rtt) | |
| parent | 8b66d724f7caf0157093fb09cfec8fbd0c6ad50a (diff) | |
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initial commit
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| -rw-r--r-- | files/ja/glossary/round_trip_time_(rtt)/index.html | 35 |
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diff --git a/files/ja/glossary/round_trip_time_(rtt)/index.html b/files/ja/glossary/round_trip_time_(rtt)/index.html new file mode 100644 index 0000000000..0d184aae83 --- /dev/null +++ b/files/ja/glossary/round_trip_time_(rtt)/index.html @@ -0,0 +1,35 @@ +--- +title: ラウンドトリップタイム (RTT) +slug: Glossary/Round_Trip_Time_(RTT) +tags: + - Beginner + - Glossary + - Performance + - Resource + - Round Trip Time + - Web Performance +translation_of: Glossary/Round_Trip_Time_(RTT) +--- +<p><strong>ラウンドトリップタイム (RTT)</strong> とは、データパケットが宛先に送信されるのにかかる時間と、そのパケットの確認応答が発信元で受信されるのにかかる時間の長さです。ネットワークとサーバー間の RTT は、<code>ping</code> コマンドを使用して計測できます。</p> + +<div> +<pre class="brush: unix notranslate">$ ping example.com +PING example.com (216.58.194.174): 56 data bytes +64 bytes from 216.58.194.174: icmp_seq=0 ttl=55 time=25.050 ms +64 bytes from 216.58.194.174: icmp_seq=1 ttl=55 time=23.781 ms +64 bytes from 216.58.194.174: icmp_seq=2 ttl=55 time=24.287 ms +64 bytes from 216.58.194.174: icmp_seq=3 ttl=55 time=34.904 ms +64 bytes from 216.58.194.174: icmp_seq=4 ttl=55 time=26.119 ms +--- google.com ping statistics --- +5 packets transmitted, 5 packets received, 0.0% packet loss +round-trip min/avg/max/stddev = 23.781/26.828/34.904/4.114 ms</pre> + +<p>上記の例は、最終行に平均ラウンドトリップタイムが 26.828ms と表示されています。</p> +</div> + +<h2 id="See_Also" name="See_Also">関連情報</h2> + +<ul> + <li><a href="/ja/docs/Glossary/time_to_first_byte">Time to First Byte (TTFB)</a></li> + <li><a href="/ja/docs/Glossary/Latency">レイテンシー</a></li> +</ul> |