June 2016
Beginner to intermediate
376 pages
8h 58m
Japanese
Content preview from データ分析によるネットワークセキュリティ
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88
5
章
SiLK
スイート
例5-11 --print-stat の使用
$ rwfilter --print-volume-stat in/2005/01/07/in-S0_20050107.01 --proto=0-255
| Recs| Packets| Bytes| Files|
Total| 2019| 2730488| 402105501| 1|
Pass| 2019| 2730488| 402105501| |
Fail| 0| 0| 0|
|
$ rwfilter --print-stat in/2005/01/07/in-S0_20050107.01 --proto=0-255
Files 1. Read 2019. Pass 2019. Fail 0.
例5-11では
--proto=0-255
オプションを使っている点に注意する。
rwfilter
は、ほぼすべての呼
び出しで何らかの形式のフィルタが適用されることを期待する。すべてにマッチするフィルタには、
すべてのプロトコルを指定するのが一番簡単なのだ。
--printstat
と
--print-volume-stat
は
stderr
に出力するので、マッチ、マッチ失敗など、すべてのチャネルに
stdout
を使える。
rwcut
と同様に、
rwfilter
にはレコード制限コマンドがある。
--max-pass-records
と
--maxfail-
records
を使うと、合致や失敗チャネルを通過するレコード数を制限できる。
5.5
rwfi ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.