{"id":12908,"date":"2016-12-10T09:00:27","date_gmt":"2016-12-10T00:00:27","guid":{"rendered":"http:\/\/www.techscore.com\/blog\/?p=12908"},"modified":"2019-12-11T15:01:38","modified_gmt":"2019-12-11T06:01:38","slug":"%e3%82%b3%e3%83%9e%e3%83%b3%e3%83%89%e5%87%ba%e5%8a%9b%e3%83%95%e3%82%a1%e3%82%a4%e3%83%ab%e4%b8%ad%e3%81%ae%e6%95%b0%e5%80%a4%e3%82%92-human-readable-%e3%81%ab%e3%81%99%e3%82%8b%e3%83%95%e3%82%a3","status":"publish","type":"post","link":"https:\/\/www.techscore.com\/blog\/2016\/12\/10\/%e3%82%b3%e3%83%9e%e3%83%b3%e3%83%89%e5%87%ba%e5%8a%9b%e3%83%95%e3%82%a1%e3%82%a4%e3%83%ab%e4%b8%ad%e3%81%ae%e6%95%b0%e5%80%a4%e3%82%92-human-readable-%e3%81%ab%e3%81%99%e3%82%8b%e3%83%95%e3%82%a3\/","title":{"rendered":"\u30b3\u30de\u30f3\u30c9\u51fa\u529b\/\u30d5\u30a1\u30a4\u30eb\u4e2d\u306e\u6570\u5024\u3092 Human readable \u306b\u3059\u308b\u30d5\u30a3\u30eb\u30bf\u30b9\u30af\u30ea\u30d7\u30c8"},"content":{"rendered":"<p><a href=\"http:\/\/localhost:9199\/blog\/2016\/11\/30\/techscore-advent-calendar-2016\/\" target=\"_blank\" rel=\"noreferrer noopener\">TECHSCORE Advent Calendar 2016<\/a> \u306e 10 \u65e5\u76ee\u306e\u8a18\u4e8b\u3067\u3059\u3002<\/p>\n<h2>\u4eba\u60c5\u306e\u3042\u308b\u30b3\u30de\u30f3\u30c9<\/h2>\n<p>\u4f8b\u3048\u3070\u3001\u30e1\u30e2\u30ea\u91cf\u3092\u8868\u793a\u3059\u308b <em>free<\/em> \u30b3\u30de\u30f3\u30c9\u306b\u306f\u4eba\u60c5\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n\u306a\u3093\u3068 <em>-h<\/em> \u3068\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4ed8\u52a0\u3059\u308b\u3068\u3001\u2193\u306e\u3088\u3046\u306b\u63a5\u982d\u8f9e\u3064\u304d\u306e\u8868\u793a\u3092\u3057\u3066\u304f\u308c\u308b\u306e\u3067\u3059\u3002<\/p>\n<pre><code>$ free -h\n              total        used        free      shared  buff\/cache   available\nMem:            31G         12G        5.8G        1.0G         12G         17G\nSwap:            0B          0B          0B<\/code><\/pre>\n<p>\u308f\u304b\u308a\u3084\u3059\u3044! \u4eba\u60c5!<\/p>\n<h2>\u30d5\u30a1\u30a4\u30eb\u306b\u4eba\u60c5\u306f\u306a\u3044<\/h2>\n<p>\u3057\u304b\u3057\u3001\u30b3\u30de\u30f3\u30c9\u3067\u306f\u306a\u304f <em>\/proc\/$PID\/io<\/em> \u306e\u3088\u3046\u306a\u30d5\u30a1\u30a4\u30eb\u3067\u306f\u52ff\u8ad6\u30aa\u30d7\u30b7\u30e7\u30f3\u306a\u3069\u3042\u308a\u307e\u305b\u3093\u3002<br \/>\n\u4f8b\u3048\u3070\u3001\u2193\u306fchromium \u306e IO \u7d71\u8a08\u60c5\u5831\u3067\u3059\u304c\u3001\u601d\u308f\u305a\u7709\u3092\u3057\u304b\u3081\u3066\u3057\u307e\u3044\u4eba\u76f8\u304c\u60aa\u304f\u306a\u308b\u3053\u3068\u8acb\u3051\u5408\u3044\u3067\u3059\u3002<br \/>\n\u4f55\u6841\u3042\u308b\u304b\u308f\u304b\u3089\u306a\u3044!<\/p>\n<pre><code>$ cat \/proc\/$(pgrep chromium | head -1)\/io\nrchar: 2672946891\nwchar: 2802610580\nsyscr: 35969088\nsyscw: 40643245\nread_bytes: 77824000\nwrite_bytes: 2707628032\ncancelled_write_bytes: 20770816<\/code><\/pre>\n<p>\u3053\u3053\u3067\u5c02\u7528\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u4f5c\u308b\u306e\u3082\u30a2\u30ea\u304b\u3068\u601d\u3044\u307e\u3059\u304c\u3001\u6bce\u5ea6\u305d\u3046\u3044\u3046\u3053\u3068\u3092\u3059\u308b\u306e\u3082\u9762\u5012\u3067\u3059\u3002<br \/>\n\u305d\u3053\u3067\u3001\u300c\u4f55\u304b\u6570\u5b57\u3092\u898b\u639b\u3051\u305f\u3089<strong>\u4eba\u60c5<\/strong>\u3059\u308b\u300d\u30b9\u30af\u30ea\u30d7\u30c8\u3092 Ruby \u3067\u66f8\u3044\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n<h2>\u3042\u3089\u304b\u3058\u3081\u8abf\u7406\u3057\u3066\u304a\u3044\u305f\u30b9\u30af\u30ea\u30d7\u30c8\u304c\u3053\u3061\u3089\u3067\u3059<\/h2>\n<p><strong>\u4eba\u60c5<\/strong> \u306a\u3069\u306e\u30d5\u30a1\u30a4\u30eb\u540d\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre><code>#!\/usr\/bin\/ruby\n# vim: set fileencoding=utf-8 filetype=ruby :\n#\n# \u5165\u529b\u3055\u308c\u305f\u30c6\u30ad\u30b9\u30c8\u306e\u4e2d\u306e\u6570\u5024\u3092 1024 \u5358\u4f4d\u3067\u8aad\u307f\u3084\u3059\u304f\u3059\u308b\n\nrequire 'optparse'\nrequire 'time'\n\ndef \u4eba\u60c5 (n, unit)\n  return n.to_s if n < unit\n\n  symbols = 'KMGTPEZY'.split(\/\/)\n  symbol = ''\n\n  while n > unit\n    symbol = symbols.shift\n    n \/= unit.to_f\n  end\n\n  \"%.1f%s\" % [n, symbol]\nend\n\nclass Quoter\n  def initialize(char)\n    @char = char\n  end\n\n  def quote (&block)\n    s = block.call\n    if @char and not \/\\A\\d+\\z\/ === s\n      \"#{@char}#{s}#{@char}\"\n    else\n      s\n    end\n  end\nend\n\nclass String\n  def width\n    self.chars.map{ |c| c.ascii_only? ? 1 : 2 }.inject(0, &:+)\n  end\nend\n\nclass Padder\n  def initialize(enabled)\n    @enabled = enabled\n  end\n\n  def pad (original, &block)\n    s = block.call\n    return s unless @enabled\n    return s if (d = original.width - s.width) <= 0\n    (' ' * d) + s\n  end\nend\n\noption = {}\n\nOptionParser.new do |opt|\n  opt.on('-p REGEXP', '--prefix REGEXP',  'Prefix regexp pattern') {|v| option[:prefix] = v }\n  opt.on('-s REGEXP', '--suffix REGEXP',  'Suffix regexp pattern') {|v| option[:suffix] = v }\n  opt.on('-n REGEXP', '--number REGEXP',  'Number regexp pattern') {|v| option[:number] = v }\n  opt.on('-d', '--[no-]date',  'Read numbers as unixtime (around 10 years)') {|v| option[:date] = v }\n  opt.on('-u 1024\/1000', '--unit 1024\/1000',  '1024 or 1000') {|v| option[:unit] = v.to_i }\n  opt.on('-q', '--[no-]quote',  'Quote values like as String') {|v| option[:quote_char] = v ? \"'\" : nil }\n  opt.on('-Q', '--[no-]double-quote',  '(double) Quote values like as String') {|v| option[:quote_char] = v ? '\"' : nil }\n  opt.on('-m', '--min MINIMUM',  'Minimum target number') {|v| option[:minimum] = v.to_f }\n  opt.on('-P', '--[no-]padding',  'Pad with white spaces') {|v| option[:padding] = v }\n  opt.parse!(ARGV)\nend\n\nnumber = Regexp.new(option[:number] || '\\d+(,\\d+)*')\nprefix = Regexp.new(option[:prefix] || '')\nsuffix = Regexp.new(option[:suffix] || '')\ndate = option[:date]\nquoter = Quoter.new(option[:quote_char])\npadder = Padder.new(option[:padding])\nmin = option[:minimum]\n\nwhole = \/(#{prefix})(#{number})(#{suffix})\/\nunit = option[:unit] || 1024\n\nnow = Time.now.to_i\ndate_d = 60 * 60 * 24 * 30 * 12 * 10\ndate_range = (now - date_d) .. (now + date_d)\ndate_range_in_millis = date_range.begin * 1000 .. date_range.end * 1000\n\nbegin\n  while line = ARGF.gets do\n    line.gsub!(whole) do |it|\n      padder.pad(it) do\n        quoter.quote do\n          p, n, s = $1 || '', $2, $3 || ''\n          n = n.gsub(\/[^\\d]+\/, '').to_i\n\n          if date and p.empty? and s.empty?\n            if date_range === n\n               next Time.at(n).iso8601\n            elsif date_range_in_millis === n\n               next Time.at(n \/ 1000).iso8601\n            end\n          end\n\n          next it if min and n < min\n\n          p + \u4eba\u60c5(n, unit) + s\n        end\n      end\n    end\n    puts(line)\n  end\nrescue Interrupt\n  (0-0)\nend<\/code><\/pre>\n<h2>\u4f7f\u3044\u304b\u305f<\/h2>\n<p>\u30b3\u30de\u30f3\u30c9\u306b\u5f15\u6570\u3068\u3057\u3066\u6e21\u3059\u304b\u3001\u4ed6\u306e\u30b3\u30de\u30f3\u30c9\u304b\u3089\u30d1\u30a4\u30d7\u3067\u6d41\u3057\u3053\u3080\u3060\u3051\u3067\u3059\u3002<\/p>\n<pre><code>$ \u4eba\u60c5 \/proc\/$(pgrep chromium | head -1)\/io\nrchar: 2.5G\nwchar: 2.6G\nsyscr: 34.3M\nsyscw: 38.8M\nread_bytes: 74.2M\nwrite_bytes: 2.5G\ncancelled_write_bytes: 19.8M<\/code><\/pre>\n<pre><code>$ tail -f \u4f55\u304b\u306e\u30ed\u30b0 | \u4eba\u60c5<\/code><\/pre>\n<p>\u7279\u5b9a\u7b87\u6240\u306e\u6570\u5024\u3060\u3051\u3092<strong>\u4eba\u60c5<\/strong>\u3057\u305f\u3044\u5834\u5408\u306f\u3001<em>-p<\/em> \u3084 <em>-s<\/em> \u3067 Prefix \/ Suffix \u3068\u306a\u308b\u6b63\u898f\u8868\u73fe\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<br \/>\n\u4f8b\u3048\u3070\u3001<em>=<\/em> \u306e\u76f4\u5f8c\u306e\u6570\u5024\u306e\u307f\u5bfe\u8c61\u3067\u3042\u308c\u3070\u3001\u2193\u306e\u3088\u3046\u306b\u3057\u307e\u3059\u3002<br \/>\n<strong>\u4eba\u60c5<\/strong>\u3057\u3066\u307b\u3057\u304f\u306a\u3044\u6574\u6570\u306e ID \u306a\u3069\u304c\u542b\u307e\u308c\u308b\u5834\u5408\u306a\u3069\u306b\u4f7f\u3046\u60f3\u5b9a\u3067\u3059\u3002<\/p>\n<pre><code>$ \u4eba\u60c5 -p '='<\/code><\/pre>\n<h2>ARGF \u4fbf\u5229<\/h2>\n<p>\u3053\u306e Ruby \u30b9\u30af\u30ea\u30d7\u30c8\u3067\u4f7f\u308f\u308c\u3066\u3044\u308b <em>ARGF<\/em> \u3067\u3059\u304c\u3001\u3061\u3087\u3063\u3068\u4fbf\u5229\u306a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><em>ARGF<\/em> \u306f\u30d5\u30a1\u30a4\u30eb\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u3088\u3046\u306b\u6271\u3048\u308b\u306e\u3067\u3059\u304c\u3001\u305d\u306e\u4e2d\u8eab\u306f<\/p>\n<blockquote><p>ARGV \u304c\u7a7a\u3067\u3042\u308c\u3070\u6a19\u6e96\u5165\u529b\u3001\u3067\u306a\u3051\u308c\u3070\u5185\u5bb9\u3092\u30d5\u30a1\u30a4\u30eb\u540d\u3068\u3057\u3066\u3001\u305d\u308c\u3089\u306e\u4e2d\u8eab\u3092\u9023\u7d50\u3057\u305f\u3082\u306e<\/p><\/blockquote>\n<p>\u3068\u3001\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3064\u307e\u308a\u3001\u6a19\u6e96\u5165\u529b\u3068\u5f15\u6570\u6307\u5b9a\u306e\u4e21\u5bfe\u5fdc\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u7c21\u5358\u306b\u66f8\u3051\u308b\u308f\u3051\u3067\u3059\u3002<\/p>\n<p>\u305f\u3060\u3057\u3001<em>ARGV<\/em> \u306b\u4f59\u8a08\u306a\u8981\u7d20\u304c\u6b8b\u3063\u3066\u3044\u308b\u3068\u671f\u5f85\u3057\u306a\u3044\u6319\u52d5\u306b\u306a\u308a\u307e\u3059\u3002<br \/>\n\u3067\u3059\u306e\u3067\u2193\u306e\u3088\u3046\u306b\u3001\u30aa\u30d7\u30b7\u30e7\u30f3\u306a\u3069\u3067\u4f7f\u7528\u3057\u305f\u5206\u306f\u9664\u53bb\u3057\u3066\u304a\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<pre><code>  opt.parse!(ARGV)<\/code><\/pre>\n<p>\u3061\u306a\u307f\u306b\u3001<em>ARGF.filename<\/em> \u3068\u3044\u3046\u30e1\u30bd\u30c3\u30c9\u304c\u3042\u308a\u3001\u305d\u306e\u6642\u8aad\u3093\u3067\u3044\u308b\u7b87\u6240\u306e\u30d5\u30a1\u30a4\u30eb\u540d\u304c\u308f\u304b\u308a\u307e\u3059\u3002<br \/>\n\u3069\u3046\u3044\u3046\u6642\u306b\u4fbf\u5229\u306a\u3093\u3067\u3057\u3087\u3046\u306d\u3002<\/p>\n<h2>\u4eba\u60c5\u306e\u306a\u3044\u751f\u304d\u7269<\/h2>\n<p>\u3061\u306a\u307f\u306b\u3053\u3061\u3089\u304c<strong>\u4eba\u60c5<\/strong>\u306e\u306a\u3044\u751f\u304d\u7269\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><a href=\"https:\/\/www.techscore.com\/blog\/wp\/wp-content\/uploads\/2016\/12\/cf32bb0f150732431d181731b017e705.png\" rel=\"facebox\" rel=\"noreferrer\"><img loading=\"lazy\" class=\"alignnone\" src=\"https:\/\/www.techscore.com\/blog\/wp\/wp-content\/uploads\/2016\/12\/cf32bb0f150732431d181731b017e705.png\" alt=\"\u4e16\u754c\u3067\u4e00\u756a\u304b\u308f\u3044\u3044\u4eba\u60c5\u306e\u306a\u3044\u751f\u304d\u7269\u306e\u5199\u771f\u3067\u3059\" width=\"501\" height=\"308\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>TECHSCORE Advent Calendar 2016 \u306e 10 \u65e5\u76ee\u306e\u8a18\u4e8b\u3067\u3059\u3002<\/p>\n<p>\u4eba\u60c5\u306e\u3042\u308b\u30b3\u30de\u30f3\u30c9<\/p>\n<p>\u4f8b\u3048\u3070\u3001\u30e1\u30e2\u30ea\u91cf\u3092\u8868\u793a\u3059\u308b free \u30b3\u30de\u30f3\u30c9\u306b\u306f\u4eba\u60c5\u304c\u3042\u308a\u307e\u3059\u3002<br \/><a href=\"https:\/\/www.techscore.com\/blog\/2016\/12\/10\/%e3%82%b3%e3%83%9e%e3%83%b3%e3%83%89%e5%87%ba%e5%8a%9b%e3%83%95%e3%82%a1%e3%82%a4%e3%83%ab%e4%b8%ad%e3%81%ae%e6%95%b0%e5%80%a4%e3%82%92-human-readable-%e3%81%ab%e3%81%99%e3%82%8b%e3%83%95%e3%82%a3\/\">\u7d9a\u304d\u3092\u8aad\u3080...<\/a><\/p>\n","protected":false},"author":43,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[239,18],"tags":[246,141,24],"_links":{"self":[{"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/posts\/12908"}],"collection":[{"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/users\/43"}],"replies":[{"embeddable":true,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/comments?post=12908"}],"version-history":[{"count":9,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/posts\/12908\/revisions"}],"predecessor-version":[{"id":24841,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/posts\/12908\/revisions\/24841"}],"wp:attachment":[{"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/media?parent=12908"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/categories?post=12908"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/tags?post=12908"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}