{"id":233236,"date":"2026-03-06T09:00:00","date_gmt":"2026-03-06T14:00:00","guid":{"rendered":"https:\/\/www.sightline.com\/?p=233236"},"modified":"2026-03-06T15:17:04","modified_gmt":"2026-03-06T20:17:04","slug":"memory-leaks-linux","status":"publish","type":"post","link":"https:\/\/www.sightline.com\/ja\/memory-leaks-linux\/blogs\/","title":{"rendered":"Linux\u672c\u756a\u74b0\u5883\u306b\u304a\u3051\u308b\u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u306e\u691c\u51fa\u3068\u9632\u6b62\u65b9\u6cd5"},"content":{"rendered":"<p>\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30baLinux\u3084Linux\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u74b0\u5883\u3092\u7ba1\u7406\u3059\u308bIT\u30c1\u30fc\u30e0\u306b\u3068\u3063\u3066\u3001\u30e1\u30e2\u30ea\u30fb\u30ea\u30fc\u30af\u307b\u3069\u72e1\u733e\u306a\u554f\u984c\u306f\u307b\u3068\u3093\u3069\u3042\u308a\u307e\u305b\u3093\u3002\u3059\u3050\u306b\u30af\u30e9\u30c3\u30b7\u30e5\u304c\u767a\u751f\u3059\u308b\u306e\u3068\u306f\u7570\u306a\u308a\u3001\u30e1\u30e2\u30ea\u30fb\u30ea\u30fc\u30af\u306f\u3086\u3063\u304f\u308a\u3068\u9759\u304b\u306b\u3001\u305d\u3057\u3066\u7d2f\u7a4d\u7684\u306b\u767a\u751f\u3057\u307e\u3059\u3002\u6570\u65e5\u304b\u3089\u6570\u9031\u9593\u304b\u3051\u3066\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3084\u30d7\u30ed\u30bb\u30b9\u304c\u89e3\u653e\u3059\u308b\u30e1\u30e2\u30ea\u3088\u308a\u3082\u6d88\u8cbb\u3059\u308b\u30e1\u30e2\u30ea\u306e\u65b9\u304c\u5f90\u3005\u306b\u591a\u304f\u306a\u308a\u3001\u6700\u7d42\u7684\u306b\u306f\u30b7\u30b9\u30c6\u30e0\u304c\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u5bfe\u5fdc\u3059\u308b\u306e\u306b\u82e6\u52b4\u3057\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u4f4e\u4e0b\u3057\u3001\u653e\u7f6e\u3059\u308b\u3068\u74b0\u5883\u304c\u4e0d\u5b89\u5b9a\u306b\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p>\u3053\u306e\u5206\u91ce\u306e\u7b2c\u4e00\u4eba\u8005\u3068\u3057\u3066\u3001, <a href=\"https:\/\/www.linkedin.com\/company\/sightlinesystems\/\" type=\"link\" id=\"https:\/\/www.linkedin.com\/company\/sightlinesystems\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u30b5\u30a4\u30c8\u30e9\u30a4\u30f3\u30b7\u30b9\u30c6\u30e0<\/a> \u306f\u3001\u3053\u308c\u3089\u306e\u554f\u984c\u306b\u8fc5\u901f\u306b\u5bfe\u51e6\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u6d1e\u5bdf\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002Linux\u306e\u30e1\u30e2\u30ea\u30fb\u30ea\u30fc\u30af\u3092\u7279\u5b9a\u3001\u5206\u96e2\u3001\u9632\u6b62\u3059\u308b\u65b9\u6cd5\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001Linux\u4e0a\u3067\u672c\u756a\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3092\u5b9f\u884c\u3059\u308b\u7d44\u7e54\u306b\u3068\u3063\u3066\u4e0d\u53ef\u6b20\u3067\u3059\u3002 <a href=\"https:\/\/www.sightline.com\/ja\/how-to-monitor-database-performance-on-unisys-clearpath-mcp-systems\/blogs\/\" type=\"link\" id=\"https:\/\/www.sightline.com\/how-to-monitor-database-performance-on-unisys-clearpath-mcp-systems\/blogs\/\" target=\"_blank\" rel=\"noreferrer noopener\">Linux\u30b7\u30b9\u30c6\u30e0<\/a>. .\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001\u4e3b\u8981\u306a\u8a3a\u65ad\u30c4\u30fc\u30eb\u3001\u8b66\u544a\u30b5\u30a4\u30f3\u304c\u5b9f\u969b\u306b\u3069\u306e\u3088\u3046\u306b\u898b\u3048\u308b\u304b\u3001\u7d99\u7d9a\u7684\u306a\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u3068\u3057\u304d\u3044\u5024\u30d9\u30fc\u30b9\u306e\u30a2\u30e9\u30fc\u30c8\u306b\u3088\u3063\u3066\u3001\u53cd\u5fdc\u7684\u306a\u30b9\u30af\u30e9\u30f3\u30d6\u30eb\u3092\u30d7\u30ed\u30a2\u30af\u30c6\u30a3\u30d6\u3067\u7ba1\u7406\u53ef\u80fd\u306a\u30d7\u30ed\u30bb\u30b9\u306b\u3069\u306e\u3088\u3046\u306b\u5909\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u304b\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-what-is-a-memory-leak-and-why-does-it-matter\"><strong>\u30e1\u30e2\u30ea\u30fc\u30ea\u30fc\u30af\u3068\u306f\u4f55\u304b\uff1f<\/strong><\/h2>\n\n\n\n<p>\u30e1\u30e2\u30ea\u30fc\u30fb\u30ea\u30fc\u30af\u306f\u3001\u30d7\u30ed\u30bb\u30b9\u304c\u5b9f\u884c\u4e2d\u306b\u30e1\u30e2\u30ea\u30fc\u3092\u5272\u308a\u5f53\u3066\u305f\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u305d\u306e\u30e1\u30e2\u30ea\u30fc\u3092\u89e3\u653e\u3059\u308b\u3053\u3068\u306a\u304f\u3001\u305d\u306e\u30e1\u30e2\u30ea\u30fc\u3078\u306e\u53c2\u7167\u3092\u3059\u3079\u3066\u5931\u3044\u3001\u305d\u306e\u30e1\u30e2\u30ea\u30fc\u304c\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u3088\u3063\u3066\u6c38\u4e45\u306b\u518d\u5229\u7528\u3067\u304d\u306a\u304f\u306a\u308b\u3053\u3068\u3067\u767a\u751f\u3057\u307e\u3059\u3002\u6642\u9593\u306e\u7d4c\u904e\u3068\u3068\u3082\u306b\u3001\u305d\u306e\u30d7\u30ed\u30bb\u30b9\u306e\u30d5\u30c3\u30c8\u30d7\u30ea\u30f3\u30c8\u306f\u3001\u305f\u3068\u3048\u305d\u306e\u4f5c\u696d\u8ca0\u8377\u304c\u4e00\u5b9a\u3067\u3042\u3063\u305f\u3068\u3057\u3066\u3082\u5897\u5927\u3057\u307e\u3059\u3002\u9577\u6642\u9593\u7a3c\u52d5\u3059\u308b\u672c\u756a\u30b7\u30b9\u30c6\u30e0\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b5\u30fc\u30d0\u30fc\u3001\u30a6\u30a7\u30d6\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b9\u30bf\u30c3\u30af\u3001\u30df\u30c9\u30eb\u30a6\u30a7\u30a2\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3001\u307e\u305f\u306f\u30ec\u30ac\u30b7\u30fc\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3067\u306f\u30011\u6642\u9593\u3042\u305f\u308a\u30e1\u30ac\u30d0\u30a4\u30c8\u3067\u6e2c\u5b9a\u3055\u308c\u308b\u308f\u305a\u304b\u306a\u30ea\u30fc\u30af\u3067\u3055\u3048\u3001\u9031\u672b\u306e\u9593\u306b\u30ae\u30ac\u30d0\u30a4\u30c8\u307e\u3067\u84c4\u7a4d\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p>\u3053\u306e\u7d50\u679c\u306f\u73fe\u5b9f\u7684\u3067\u3059\u3002\u5229\u7528\u53ef\u80fd\u306a\u30e1\u30e2\u30ea\u304c\u6e1b\u5c11\u3059\u308b\u3068\u3001Linux\u30ab\u30fc\u30cd\u30eb\u306f\u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u53d6\u308a\u623b\u3057\u59cb\u3081\u3001\u6700\u7d42\u7684\u306b\u306f\u533f\u540d\u30e1\u30e2\u30ea\u3092\u30c7\u30a3\u30b9\u30af\u306b\u30b9\u30ef\u30c3\u30d7\u3057\u307e\u3059\u3002\u6700\u7d42\u7684\u306b\u306f\u3001\u30ab\u30fc\u30cd\u30eb\u306eOOM\uff08Out-of-Memory\uff09\u30ad\u30e9\u30fc\u304c\u30d7\u30ed\u30bb\u30b9\u3092\u7d42\u4e86\u3055\u305b\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u505c\u6b62\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30df\u30c3\u30b7\u30e7\u30f3\u30fb\u30af\u30ea\u30c6\u30a3\u30ab\u30eb\u306a\u30b7\u30b9\u30c6\u30e0\u306b\u3068\u3063\u3066\u3001\u3053\u308c\u306f\u8a08\u753b\u5916\u306e\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u3001\u30e6\u30fc\u30b6\u30fc\u30fb\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u306e\u4f4e\u4e0b\u3001\u7dca\u6025\u4ecb\u5165\u3092\u610f\u5473\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-early-warning-signs-what-to-look-for-in-linux-monitoring-tools\"><strong>\u521d\u671f\u306e\u8b66\u544a\u30b5\u30a4\u30f3\uff1aLinux\u76e3\u8996\u30c4\u30fc\u30eb\u306e\u6ce8\u610f\u70b9<\/strong><\/h2>\n\n\n\n<p>\u30e1\u30e2\u30ea\u30fb\u30ea\u30fc\u30af\u306b\u5bfe\u51e6\u3059\u308b\u6700\u521d\u306e\u30b9\u30c6\u30c3\u30d7\u306f\u3001\u305d\u308c\u3092\u8a8d\u8b58\u3059\u308b\u3053\u3068\u3067\u3059\u3002Linux\u306b\u306f\u8c4a\u5bcc\u306a\u8a3a\u65ad\u30e6\u30fc\u30c6\u30a3\u30ea\u30c6\u30a3\u304c\u7d44\u307f\u8fbc\u307e\u308c\u3066\u304a\u308a\u3001\u6b63\u3057\u304f\u8aad\u307f\u53d6\u308c\u3070\u3001\u30e1\u30e2\u30ea\u6d88\u8cbb\u30d1\u30bf\u30fc\u30f3\u304c\u6b63\u5e38\u306a\u306e\u304b\u3001\u305d\u308c\u3068\u3082\u554f\u984c\u306e\u3042\u308b\u65b9\u5411\u306b\u50be\u3044\u3066\u3044\u308b\u306e\u304b\u3092\u660e\u3089\u304b\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-top-and-htop-process-level-memory-consumption\"><strong>top \u3068 htop\uff1a\u30d7\u30ed\u30bb\u30b9\u30ec\u30d9\u30eb\u3067\u306e\u30e1\u30e2\u30ea\u6d88\u8cbb<\/strong><\/h3>\n\n\n\n<p>top \u30b3\u30de\u30f3\u30c9\u306f\u901a\u5e38\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u5065\u5168\u6027\u3092\u8abf\u67fb\u3059\u308b\u969b\u306b\u7ba1\u7406\u8005\u304c\u6700\u521d\u306b\u624b\u3092\u4f38\u3070\u3059\u30c4\u30fc\u30eb\u3067\u3059\u3002\u30e1\u30e2\u30ea\u30fb\u30ea\u30fc\u30af\u3092\u8a55\u4fa1\u3059\u308b\u5834\u5408\u3001\u6700\u3082\u91cd\u8981\u306a\u30ab\u30e9\u30e0\u306f RSS\uff08\u5e38\u99d0\u30bb\u30c3\u30c8\u30fb\u30b5\u30a4\u30ba\uff09\u3067\u3059\u3002\u5408\u6cd5\u7684\u306a\u30e1\u30e2\u30ea\u30fc\u30fb\u30ea\u30fc\u30af\u306f\u3001\u901a\u5e38\u3001\u7279\u5b9a\u306e\u30d7\u30ed\u30bb\u30b9\u306eRSS\u304c\u6642\u9593\u306e\u7d4c\u904e\u3068\u3068\u3082\u306b\u5358\u8abf\u306b\u5897\u52a0\u3057\u3001\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u304c\u4f4e\u3044\u671f\u9593\u3084\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u30fb\u30ec\u30d9\u30eb\u304c\u4e00\u5b9a\u3067\u3042\u3063\u3066\u3082\u3001\u5b89\u5b9a\u3057\u305f\u308a\u6e1b\u5c11\u3057\u305f\u308a\u3059\u308b\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002.<\/p>\n\n\n\n<p>top \u3092\u5b9f\u884c\u3057\u3001M \u30ad\u30fc\u3092\u62bc\u3057\u3066\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u3067\u30bd\u30fc\u30c8\u3057\u307e\u3059\u3002\u8907\u6570\u306e\u30aa\u30d6\u30b6\u30d9\u30fc\u30b7\u30e7\u30f3\u3067\u4e00\u8cab\u3057\u3066\u30e1\u30e2\u30ea\u30d5\u30c3\u30c8\u30d7\u30ea\u30f3\u30c8\u304c\u5897\u52a0\u3057\u3066\u3044\u308b\u30d7\u30ed\u30bb\u30b9\u3001 \u7279\u306b\u8ca0\u8377\u304c\u4f4e\u3044\u30aa\u30d5\u30d4\u30fc\u30af\u6642\u306b\u5897\u52a0\u3057\u3066\u3044\u308b\u30d7\u30ed\u30bb\u30b9\u306f\u3001\u8abf\u67fb\u306e\u6709\u529b\u306a\u5019\u88dc\u3067\u3059\u3002htop \u30d0\u30ea\u30a2\u30f3\u30c8\u306f\u3001\u3088\u308a\u8aad\u307f\u3084\u3059\u3044\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3068\u8272\u5206\u3051\u3055\u308c\u305f\u30e1\u30e2\u30ea\u30fc\u30d0\u30fc\u3092\u63d0\u4f9b\u3057\u3001\u30e1\u30e2\u30ea\u30fc\u306e\u50be\u5411\u3092\u898b\u3064\u3051\u3084\u3059\u304f\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-vmstat-system-wide-memory-behavior\"><strong>vmstat\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u30e1\u30e2\u30ea\u306e\u6319\u52d5<\/strong><\/h3>\n\n\n\n<p>top \u304c\u500b\u3005\u306e\u30d7\u30ed\u30bb\u30b9\u306b\u7126\u70b9\u3092\u5f53\u3066\u3066\u3044\u308b\u306e\u306b\u5bfe\u3057\u3001vmstat \u306f\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u30e1\u30e2\u30ea\u5272\u308a\u5f53\u3066\u3092\u6642\u7cfb\u5217\u3067\u8868\u793a\u3057\u307e\u3059\u3002\u6642\u9593\u9593\u9694\u3092\u6307\u5b9a\u3057\u3066\u5b9f\u884c\u3059\u308b\u3053\u3068\u3067\u3001\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u3067\u30e1\u30e2\u30ea\u304c\u3069\u306e\u3088\u3046\u306b\u6d41\u308c\u3066\u3044\u308b\u304b\u3092\u660e\u3089\u304b\u306b\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-vmstat-5-20\">vmstat 5 20<\/h3>\n\n\n\n<p>\u76e3\u8996\u3059\u3079\u304d\u4e3b\u306a\u5217\u306b\u306f\u3001free\uff08\u4f7f\u7528\u53ef\u80fd\u30e1\u30e2\u30ea\uff09\u3001buff\uff08\u30d0\u30c3\u30d5\u30a1\u30e1\u30e2\u30ea\uff09\u3001cache\uff08\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u30ad\u30e3\u30c3\u30b7\u30e5\uff09\u3001si\/so\uff08\u30b9\u30ef\u30c3\u30d7\u30a4\u30f3\uff0f\u30b9\u30ef\u30c3\u30d7\u30a2\u30a6\u30c8\uff09\u304c\u3042\u308a\u307e\u3059\u3002\u30b9\u30ef\u30c3\u30d7\u30fb\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u304c\u4e00\u8cab\u3057\u3066\u5897\u52a0\u3057\u3001MemAvailable\u304c\u6e1b\u5c11\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u304c\u7269\u7406RAM\u306e\u67af\u6e07\u3092\u88dc\u3063\u3066\u3044\u308b\u3068\u3044\u3046\u6559\u79d1\u66f8\u7684\u306a\u30b7\u30b0\u30ca\u30eb\u3067\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-free-h-snapshot-baselines\"><strong>free -h\uff1a\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u306e\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3<\/strong><\/h3>\n\n\n\n<p>free \u30b3\u30de\u30f3\u30c9\u306f\u3001\u30e1\u30e2\u30ea\u306e\u7dcf\u91cf\u3001\u4f7f\u7528\u91cf\u3001\u304a\u3088\u3073\u4f7f\u7528\u53ef\u80fd\u306a\u30e1\u30e2\u30ea\u306e\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u3092\u7d20\u65e9\u304f\u8868\u793a\u3057\u307e\u3059\u30021\u56de\u306e\u8aad\u307f\u53d6\u308a\u3060\u3051\u3067\u306f\u307b\u3068\u3093\u3069\u5206\u304b\u308a\u307e\u305b\u3093\u304c\u3001\u4e00\u5b9a\u671f\u9593\u3054\u3068\u306b free -h \u306e\u51fa\u529b\u3092\u30ad\u30e3\u30d7\u30c1\u30e3\u3059\u308b\u3053\u3068\u3067\u3001\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u3092\u77e5\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4f7f\u7528\u6e08\u307f\u30e1\u30e2\u30ea\u304c\u3001\u5bfe\u5fdc\u3059\u308b\u4f5c\u696d\u8ca0\u8377\u306e\u5897\u52a0\u306a\u3057\u306b\u7740\u5b9f\u306b\u5897\u52a0\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u30b7\u30b9\u30c6\u30e0\u306f\u89e3\u653e\u3057\u3066\u3044\u306a\u3044\u30e1\u30e2\u30ea\u3092\u84c4\u7a4d\u3057\u3066\u3044\u307e\u3059\u3002MemAvailable\u304c\u3001\u5bfe\u5fdc\u3059\u308b\u4f5c\u696d\u8ca0\u8377\u306e\u5897\u52a0\u306a\u3057\u306b\u3001\u7740\u5b9f\u306b\u6e1b\u5c11\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u30e1\u30e2\u30ea\u304c\u518d\u751f\u3055\u308c\u308b\u3088\u308a\u3082\u901f\u304f\u6d88\u8cbb\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-watch-n-60-free-h\">watch -n 60 free -h<\/h3>\n\n\n\n<p>60\u79d2\u9593\u9694\u3067\u300c\u30a6\u30a9\u30c3\u30c1\u300d\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001\u5358\u7d14\u306a\u624b\u52d5\u30c8\u30ec\u30f3\u30c9\u30ed\u30b0\u304c\u52b9\u679c\u7684\u306b\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u751f\u7523\u74b0\u5883\u3067\u306f\u3001\u3053\u306e\u983b\u5ea6\u3067\u624b\u52d5\u3067\u89b3\u5bdf\u3059\u308b\u3053\u3068\u306f\u73fe\u5b9f\u7684\u3067\u306f\u306a\u304f\u3001\u4fe1\u983c\u6027\u3082\u306a\u3044\u305f\u3081\u3001\u81ea\u52d5\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-proc-meminfo-granular-kernel-level-visibility\"><strong>\/proc\/meminfo\uff1a\u30ab\u30fc\u30cd\u30eb\u30ec\u30d9\u30eb\u306e\u8a73\u7d30\u306a\u53ef\u8996\u6027<\/strong><\/h3>\n\n\n\n<p>\u3055\u3089\u306b\u8a73\u3057\u304f\u898b\u308b\u306b\u306f\u3001\/proc\/meminfo \u304c\u30ab\u30fc\u30cd\u30eb\u81ea\u8eab\u306e\u30e1\u30e2\u30ea\u306b\u95a2\u3059\u308b\u6570\u5341\u306e\u30ab\u30c6\u30b4\u30ea\u3092\u516c\u958b\u3057\u3066\u3044\u307e\u3059\u3002\u6709\u7528\u306a\u30d5\u30a3\u30fc\u30eb\u30c9\u306b\u306f\u3001MemAvailable\u3001Slab\uff08\u30ab\u30fc\u30cd\u30eb\u30c7\u30fc\u30bf\u69cb\u9020\u306e\u5272\u308a\u5f53\u3066\uff09\u3001KernelStack\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002\u5834\u5408\u306b\u3088\u3063\u3066\u306f\u3001\u30e1\u30e2\u30ea\u30fb\u30ea\u30fc\u30af\u306f\u30e6\u30fc\u30b6\u7a7a\u9593\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u306a\u304f\u3001\u30ab\u30fc\u30cd\u30eb\u30fb\u30e2\u30b8\u30e5\u30fc\u30eb\u3084\u30c9\u30e9\u30a4\u30d0\u306b\u8d77\u56e0\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u3001\/proc\/meminfo \u306f\u3001\u30d7\u30ed\u30bb\u30b9\u30fb\u30ec\u30d9\u30eb\u306e\u30c4\u30fc\u30eb\u3067\u8868\u9762\u5316\u3059\u308b\u524d\u306b\u3001\u305d\u308c\u3089\u306e\u30ea\u30fc\u30af\u304c\u6700\u521d\u306b\u53ef\u8996\u5316\u3055\u308c\u308b\u5834\u6240\u3067\u3042\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p>cat \/proc\/meminfo | grep -E \u2018MemTotal|MemFree|MemAvailable|Slab|Cached\u2019<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-valgrind-and-addresssanitizer-developer-facing-diagnostics\"><strong>valgrind\u3068AddressSanitizer\uff1a\u958b\u767a\u8005\u5411\u3051\u8a3a\u65ad<\/strong><\/h3>\n\n\n\n<p>\u7279\u5b9a\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u7591\u308f\u308c\u308b\u5834\u5408\u3001Valgrind \u306e memcheck \u30c4\u30fc\u30eb\u306e\u3088\u3046\u306a\u958b\u767a\u8005\u30c4\u30fc\u30eb\u306f\u3001\u5b9f\u884c\u6642\u306b\u30d0\u30a4\u30ca\u30ea\u3092\u30a4\u30f3\u30b9\u30c4\u30eb\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30c4\u30fc\u30eb\u306f\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u304c\u767a\u751f\u3059\u308b\u305f\u3081\u3001\u4e00\u822c\u7684\u306b\u30b9\u30c6\u30fc\u30b8\u30f3\u30b0\u74b0\u5883\u3084\u958b\u767a\u74b0\u5883\u7528\u306b\u4e88\u7d04\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u30ea\u30fc\u30af\u306e\u539f\u56e0\u3068\u306a\u308b\u6b63\u78ba\u306a\u30b3\u30fc\u30c9\u30d1\u30b9\u3092\u30d4\u30f3\u30dd\u30a4\u30f3\u30c8\u3067\u7279\u5b9a\u3059\u308b\u305f\u3081\u306b\u306f\u975e\u5e38\u306b\u8cb4\u91cd\u3067\u3059\u3002.<\/p>\n\n\n\n<p>valgrind -leak-check=full -track-origins=yes .\/your_application<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-using-trend-alerts-and-thresholds-to-catch-leaks-early\"><strong>\u30c8\u30ec\u30f3\u30c9\u30a2\u30e9\u30fc\u30c8\u3068\u3057\u304d\u3044\u5024\u306e\u4f7f\u7528\u306b\u3088\u308b\u6f0f\u308c\u306e\u65e9\u671f\u767a\u898b<\/strong><\/h2>\n\n\n\n<p>\u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u304c\u305d\u308c\u3060\u3051\u3067\u5371\u6a5f\u3092\u5f15\u304d\u8d77\u3053\u3059\u3053\u3068\u306f\u307b\u3068\u3093\u3069\u3042\u308a\u307e\u305b\u3093\u3002\u305d\u308c\u306f\u5371\u6a5f\u306b\u5411\u304b\u3063\u3066\u9032\u884c\u3057\u307e\u3059\u3002\u7570\u5e38\u306a\u5897\u6b96\u304c\u59cb\u307e\u3063\u3066\u304b\u3089\u30b7\u30b9\u30c6\u30e0\u304c\u4e0d\u5b89\u5b9a\u306b\u306a\u308b\u307e\u3067\u306e\u9593\u306b\u3001\u884c\u52d5\u3059\u308b\u305f\u3081\u306e\u53ef\u8996\u6027\u304c\u3042\u308c\u3070\u3001\u65e9\u671f\u4ecb\u5165\u304c\u53ef\u80fd\u3067\u3059\u3002.<\/p>\n\n\n\n<p>Sightline EDM\u2122 \u306e\u3088\u3046\u306a\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306f\u3001Linux \u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u30e1\u30e2\u30ea\u4f7f\u7528\u7387\u30e1\u30c8\u30ea\u30af\u30b9\u3092\u7d99\u7d9a\u7684\u306b\u53ce\u96c6\u3057\u3001\u305d\u306e\u30c7\u30fc\u30bf\u306e\u4e0a\u306b\u30c8\u30ec\u30f3\u30c9\u5206\u6790\u3068\u8a2d\u5b9a\u53ef\u80fd\u306a\u30a2\u30e9\u30fc\u30c8\u3057\u304d\u3044\u5024\u3092\u91cd\u306d\u308b\u3053\u3068\u3067\u3001\u3053\u306e\u30ae\u30e3\u30c3\u30d7\u306b\u5bfe\u51e6\u3057\u307e\u3059\u3002\u30c1\u30fc\u30e0\u30e1\u30f3\u30d0\u30fc\u304c\u5b9a\u671f\u7684\u306b\u30e1\u30e2\u30ea\u6d88\u8cbb\u91cf\u3092\u624b\u52d5\u3067\u30c1\u30a7\u30c3\u30af\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u304c\u7d99\u7d9a\u7684\u306b\u76e3\u8996\u3057\u3001\u4e8b\u524d\u306b\u5b9a\u7fa9\u3055\u308c\u305f\u3057\u304d\u3044\u5024\u3092\u8d85\u3048\u305f\u5834\u5408\u306b\u9069\u5207\u306a\u62c5\u5f53\u8005\u306b\u901a\u77e5\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-threshold-based-alerting\"><strong>\u3057\u304d\u3044\u5024\u30d9\u30fc\u30b9\u306e\u30a2\u30e9\u30fc\u30c8<\/strong><\/h2>\n\n\n\n<p>\u3057\u304d\u3044\u5024\u30d9\u30fc\u30b9\u306e\u8b66\u544a\u306f\u3001\u4e3b\u8981\u306a\u30e1\u30c8\u30ea\u30af\u30b9\uff08\u3053\u306e\u5834\u5408\u3001\u4f7f\u7528\u53ef\u80fd\u30e1\u30e2\u30ea\u307e\u305f\u306f\u30e1\u30e2\u30ea\u6d88\u8cbb\u5897\u52a0\u7387\uff09\u306e\u8a31\u5bb9\u7bc4\u56f2\u3092\u78ba\u7acb\u3057\u3001\u305d\u306e\u7bc4\u56f2\u3092\u8d85\u3048\u305f\u3068\u304d\u306b\u901a\u77e5\u3092\u30c8\u30ea\u30ac\u3059\u308b\u3053\u3068\u3067\u6a5f\u80fd\u3057\u307e\u3059\u3002\u30e1\u30e2\u30ea\u30fb\u30ea\u30fc\u30af\u691c\u51fa\u306e\u5834\u5408\u3001\u52b9\u679c\u7684\u306a\u3057\u304d\u3044\u5024\u306b\u306f\u901a\u5e38\u3001\u4ee5\u4e0b\u304c\u542b\u307e\u308c\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5229\u7528\u53ef\u80fd\u306a\u7269\u7406\u30e1\u30e2\u30ea\u304c\u3001\u5b9a\u7fa9\u3055\u308c\u305f\u30d5\u30ed\u30a2\u3092\u4e0b\u56de\u3063\u305f\u5834\u5408\uff08\u4f8b\uff1a\u7dcfRAM\u306e10%\u672a\u6e80\uff09<\/li>\n\n\n\n<li>\u5b9a\u7fa9\u3055\u308c\u305f\u4e0a\u9650\u3092\u8d85\u3048\u308b\u30b9\u30ef\u30c3\u30d7\u4f7f\u7528\u7387\uff08\u4f8b\uff1a25%\u3092\u8d85\u3048\u308b\u30b9\u30ef\u30c3\u30d7\u4f7f\u7528\u7387\uff09<\/li>\n\n\n\n<li>\u7279\u5b9a\u306e\u30d7\u30ed\u30bb\u30b9\u306eRES\u5024\u304c\u3001\u4e88\u60f3\u3055\u308c\u308b\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u306b\u5bfe\u3057\u3066\u5b9a\u7fa9\u3055\u308c\u305f\u4e0a\u9650\u3092\u8d85\u3048\u305f\u5834\u5408<\/li>\n\n\n\n<li>\u30e1\u30e2\u30ea\u6d88\u8cbb\u91cf\u304c\u6301\u7d9a\u7684\u306b1\u6642\u9593\u3042\u305f\u308aX MB\u4ee5\u4e0a\u5897\u52a0\u3057\u305f\u5834\u5408\u306b\u767a\u751f\u3059\u308b\u5909\u5316\u7387\u306e\u3057\u304d\u3044\u5024<\/li>\n<\/ul>\n\n\n\n<p>\u5909\u5316\u7387\u306e\u3057\u304d\u3044\u5024\u306f\u3001\u7d76\u5bfe\u7684\u306a\u30ec\u30d9\u30eb\u3067\u306f\u306a\u304f\u3001\u6d88\u8cbb\u30d1\u30bf\u30fc\u30f3\u306b\u57fa\u3065\u3044\u3066\u767a\u706b\u3059\u308b\u305f\u3081\u3001\u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u306e\u691c\u77e5\u306b\u7279\u306b\u6709\u7528\u3067\u3059\u3002\u30b5\u30fc\u30d0\u306f\u901a\u5e38\u300170% \u306e\u30e1\u30e2\u30ea\u4f7f\u7528\u7387\u3067\u52d5\u4f5c\u3057\u3066\u304a\u308a\u3001\u3053\u308c\u306f\u5358\u7d14\u306a\u30cf\u30a4\u30a6\u30a9\u30fc\u30bf\u30fc\u30de\u30fc\u30af\u30a2\u30e9\u30fc\u30c8\u3092\u767a \u751f\u3055\u305b\u307e\u3059\u304c\u300112 \u6642\u9593\u306b\u308f\u305f\u3063\u3066 50% \u304b\u3089 80% \u3078\u3068\u30e1\u30e2\u30ea\u3092\u5897\u52a0\u3055\u305b\u308b\u30ea\u30fc\u30af\u306f\u3001\u3057\u304d\u3044 \u5024\u3092\u5168\u304f\u8d85\u3048\u306a\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u305d\u308c\u3067\u3082\u6df1\u523b\u306a\u554f\u984c\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u30c8\u30ec\u30f3\u30c9\u30d9\u30fc\u30b9\u306e\u8b66\u544a\u306f\u3001\u7d76\u5bfe\u7684\u306a\u95be\u5024\u304c\u305d\u308c\u3092\u9003\u3057\u305f\u3068\u304d\u306b\u30012 \u756a\u76ee\u306e\u30b7\u30ca\u30ea\u30aa\u3092\u6349\u3048\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-historical-comparisons-as-a-root-cause-tool\"><strong>\u6839\u672c\u539f\u56e0\u306e\u30c4\u30fc\u30eb\u3068\u3057\u3066\u306e\u6b74\u53f2\u7684\u6bd4\u8f03<\/strong><\/h2>\n\n\n\n<p>\u30a2\u30e9\u30fc\u30c8\u304c\u9cf4\u3063\u305f\u3089\u3001\u6b21\u306e\u8ab2\u984c\u306f\u6839\u672c\u539f\u56e0\u306e\u5206\u6790\u3067\u3059\u3002\u305d\u3053\u3067\u91cd\u8981\u306b\u306a\u308b\u306e\u304c\u5c65\u6b74\u30c7\u30fc\u30bf\u3067\u3059\u3002\u7d99\u7d9a\u7684\u306a\u76e3\u8996\u3092\u884c\u3046\u3053\u3068\u3067\u3001\u300c\u3053\u308c\u306f\u3044\u3064\u59cb\u307e\u3063\u305f\u306e\u304b\uff1f.<\/p>\n\n\n\n<p>\u7570\u5e38\u306a\u30e1\u30e2\u30ea\u5897\u52a0\u306e\u767a\u751f\u3092\u914d\u5099\u30ed\u30b0\u3001\u5909\u66f4\u7ba1\u7406\u8a18\u9332\u3001\u307e\u305f\u306f\u30d1\u30c3\u30c1\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3068\u95a2\u9023\u4ed8\u3051\u308b\u3068\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u6839\u672c\u7684\u306a\u539f\u56e0\u304c\u3059\u3050\u306b\u5224\u660e\u3057\u307e\u3059\u3002\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30c7\u30d7\u30ed\u30a4\u76f4\u5f8c\u306b\u59cb\u307e\u308b\u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u306f\u3001\u307b\u307c\u9593\u9055\u3044\u306a\u304f\u305d\u306e\u30ea\u30ea\u30fc\u30b9\u3067\u5c0e\u5165\u3055\u308c\u305f\u30ea\u30b0\u30ec\u30c3\u30b7\u30e7\u30f3\u3067\u3059\u3002\u30ab\u30fc\u30cd\u30eb\u306e\u66f4\u65b0\u5f8c\u306b\u767a\u751f\u3059\u308b\u3082\u306e\u306f\u3001\u30c9\u30e9\u30a4\u30d0\u3084\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u554f\u984c\u3092\u793a\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30e1\u30e2\u30ea\u30fb\u30e1\u30c8\u30ea\u30af\u30b9\u3068\u4e00\u7dd2\u306b\u8ffd\u8de1\u3055\u308c\u305fCPU\u307e\u305f\u306fI\/O\u30e1\u30c8\u30ea\u30af\u30b9\u3067\u78ba\u8a8d\u3067\u304d\u308b\u3001\u7279\u5b9a\u306e\u30bf\u30a4\u30d7\u306e\u4f5c\u696d\u8ca0\u8377\u306b\u304a\u3051\u308b\u7279\u5b9a\u306e\u30b9\u30d1\u30a4\u30af\u3068\u76f8\u95a2\u3059\u308b\u3082\u306e\u306f\u3001\u7279\u5b9a\u306e\u5b9f\u884c\u30d1\u30b9\u306b\u6cbf\u3063\u3066\u306e\u307f\u5f15\u304d\u8d77\u3053\u3055\u308c\u308b\u30ea\u30fc\u30af\u3092\u793a\u3059\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002.<\/p>\n\n\n\n<p>\u904e\u53bb\u306e\u30c8\u30ec\u30f3\u30c9\u30c7\u30fc\u30bf\u304c\u306a\u3051\u308c\u3070\u3001\u3053\u306e\u76f8\u95a2\u4f5c\u696d\u306f\u307b\u3068\u3093\u3069\u5f53\u3066\u305a\u3063\u307d\u3046\u306e\u4f5c\u696d\u3068\u306a\u308a\u307e\u3059\u3002\u305d\u308c\u304c\u3042\u308c\u3070\u3001\u6839\u672c\u539f\u56e0\u5206\u6790\u306f\u6570\u6642\u9593\u3067\u306f\u306a\u304f\u6570\u5206\u3067\u5b8c\u4e86\u3059\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-prevention-development-and-operational-best-practices\"><strong>\u4e88\u9632\u958b\u767a\u3068\u904b\u7528\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/strong><\/h2>\n\n\n\n<p>\u30e1\u30e2\u30ea\u30fb\u30ea\u30fc\u30af\u306e\u691c\u51fa\u3068\u8b66\u544a\u306f\u30e1\u30e2\u30ea\u30fb\u30ea\u30fc\u30af\u306e\u5f71\u97ff\u3092\u8efd\u6e1b\u3057\u307e\u3059\u304c\u3001\u4e88\u9632\u304c\u5e38\u306b\u671b\u307e\u308c\u307e\u3059\u3002\u3044\u304f\u3064\u304b\u306e\u904b\u7528\u3068\u958b\u767a\u306e\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306f\u3001\u672c\u756aLinux\u74b0\u5883\u306b\u304a\u3051\u308b\u30e1\u30e2\u30ea\u30fb\u30ea\u30fc\u30af\u306e\u983b\u5ea6\u3068\u6df1\u523b\u5ea6\u3092\u6709\u610f\u306b\u4f4e\u6e1b\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-application-level-best-practices\"><strong>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30ec\u30d9\u30eb\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6a19\u6e96\u7684\u306a\u30c7\u30d7\u30ed\u30a4\u524d\u30c6\u30b9\u30c8\u30fb\u30b5\u30a4\u30af\u30eb\u306e\u4e00\u74b0\u3068\u3057\u3066\u3001\u7279\u306b\u9577\u6642\u9593\u5b9f\u884c\u3059\u308b\u30b5\u30fc\u30d3\u30b9\u3084\u30c7\u30fc\u30e2\u30f3\u306b\u3064\u3044\u3066\u3001\u30e1\u30e2\u30ea\u30fb\u30d7\u30ed\u30d5\u30a1\u30a4\u30ea\u30f3\u30b0\u3092\u5b9f\u65bd\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>Valgrind\u3084AddressSanitizer\u306e\u3088\u3046\u306a\u30ea\u30fc\u30af\u691c\u51fa\u30c4\u30fc\u30eb\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u8a00\u8a9e\u306eCI\/CD\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306b\u7d44\u307f\u8fbc\u307f\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30ac\u30d9\u30fc\u30b8\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3059\u308b\u8a00\u8a9e\uff08Java\u3001Go\u3001Python\uff09\u3067\u306f\u3001\u30d2\u30fc\u30d7\u4f7f\u7528\u91cf\u306e\u50be\u5411\u3092\u76e3\u8996\u3057\u3001\u30c7\u30d7\u30ed\u30a4\u524d\u306bGC\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u8abf\u6574\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u4f9d\u5b58\u95a2\u4fc2\u3092\u898b\u76f4\u3057\u3001\u7279\u306b\u4f9d\u5b58\u95a2\u4fc2\u306e\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u5f8c\u306b\u65e2\u77e5\u306e\u30e1\u30e2\u30ea\u7ba1\u7406\u306e\u554f\u984c\u304c\u306a\u3044\u304b\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>cgroups\u3092\u4f7f\u7528\u3057\u3066\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30ec\u30d9\u30eb\u306e\u30e1\u30e2\u30ea\u5236\u9650\u3092\u5b9f\u88c5\u3057\u3001\u30ea\u30fc\u30af\u306e\u7206\u767a\u534a\u5f84\u3092\u6291\u3048\u3001\u5358\u4e00\u306e\u30d7\u30ed\u30bb\u30b9\u304c\u3059\u3079\u3066\u306e\u30b7\u30b9\u30c6\u30e0\u30e1\u30e2\u30ea\u3092\u6d88\u8cbb\u3059\u308b\u306e\u3092\u9632\u304e\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-operational-best-practices\"><strong>\u904b\u7528\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6839\u672c\u539f\u56e0\u3092\u8abf\u67fb\u3059\u308b\u9593\u306e\u4e00\u6642\u7684\u306a\u7de9\u548c\u7b56\u3068\u3057\u3066\u3001\u8efd\u5fae\u306a\u6f0f\u308c\u304c\u5224\u660e\u3057\u3066\u3044\u308b\u975e\u91cd\u8981\u30b5\u30fc\u30d3\u30b9\u306e\u5b9a\u671f\u7684\u306a\u518d\u8d77\u52d5\u3092\u78ba\u7acb\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u6839\u672c\u539f\u56e0\u5206\u6790\u306e\u305f\u3081\u306e\u30e1\u30e2\u30ea\u30c8\u30ec\u30f3\u30c9\u30c7\u30fc\u30bf\u3068\u306e\u95a2\u9023\u4ed8\u3051\u304c\u53ef\u80fd\u306a\u8a73\u7d30\u306a\u5909\u66f4\u30ed\u30b0\u306e\u4fdd\u6301<\/li>\n\n\n\n<li>\u30b9\u30ef\u30c3\u30d7\u30fb\u30b9\u30da\u30fc\u30b9\u304c\u78ba\u5b9f\u306b\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u3055\u308c\u3001\u6f0f\u3048\u3044\u306b\u3088\u3063\u3066\u969c\u5bb3\u304c\u767a\u751f\u3059\u308b\u524d\u306b\u5b89\u5168\u306a\u30d0\u30c3\u30d5\u30a1\u304c\u63d0\u4f9b\u3055\u308c\u308b\u3088\u3046\u306b\u76e3\u8996\u3059\u308b\u4e00\u65b9\u3001\u30b9\u30ef\u30c3\u30d7\u306e\u904e\u5270\u306a\u4f7f\u7528\u306f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5927\u5e45\u306b\u4f4e\u4e0b\u3055\u305b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3053\u3068\u3092\u8a8d\u8b58\u3057\u3001\u8abf\u67fb\u3092\u958b\u59cb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u5404\u76e3\u8996\u5bfe\u8c61\u30b7\u30b9\u30c6\u30e0\u306e\u30e1\u30e2\u30ea\u30fb\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u3092\u6587\u66f8\u5316\u3057\u3001\u4f5c\u696d\u8ca0\u8377\u306e\u5909\u5316\u306b\u5fdc\u3058\u3066\u56db\u534a\u671f\u3054\u3068\u306b\u898b\u76f4\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30e1\u30e2\u30ea\u306e\u50be\u5411\u5206\u6790\u3092\u3001\u4e8b\u5f8c\u7684\u306a\u8abf\u67fb\u30c4\u30fc\u30eb\u3068\u3057\u3066\u306e\u307f\u6271\u3046\u306e\u3067\u306f\u306a\u304f\u3001\u5b9a\u671f\u7684\u306a\u30b7\u30b9\u30c6\u30e0\u5065\u5168\u6027\u30ec\u30d3\u30e5\u30fc\u306b\u7d44\u307f\u8fbc\u307f\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-bringing-it-together-a-proactive-monitoring-posture\"><strong>\u305d\u308c\u3092\u307e\u3068\u3081\u308b\u7a4d\u6975\u7684\u306a\u76e3\u8996\u59ff\u52e2<\/strong><\/h2>\n\n\n\n<p>Linux\u306b\u5185\u8535\u3055\u308c\u305f\u8a3a\u65ad\u30e6\u30fc\u30c6\u30a3\u30ea\u30c6\u30a3\u3068\u3001\u30c8\u30ec\u30f3\u30c9\u30d9\u30fc\u30b9\u306e\u30a2\u30e9\u30fc\u30c8\u6a5f\u80fd\u3092\u5099\u3048\u305f\u7d99\u7d9a\u7684\u306a\u76e3\u8996\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001IT\u30c1\u30fc\u30e0\u306f\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u3078\u306e\u5bfe\u5fdc\u3092\u4e8b\u5f8c\u5bfe\u5fdc\u304b\u3089\u30d7\u30ed\u30a2\u30af\u30c6\u30a3\u30d6\u306a\u6f0f\u3048\u3044\u7ba1\u7406\u3078\u3068\u79fb\u884c\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u3042\u3089\u3086\u308b\u3082\u306e\u3092\u624b\u306b\u5165\u308c\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u8a3a\u65ad\u30c4\u30fc\u30eb\u306f\u3001\u30d7\u30ed\u30bb\u30b9\u3068\u30b7\u30b9\u30c6\u30e0\u30ec\u30d9\u30eb\u3067\u4f55\u304c\u8d77\u304d\u3066\u3044\u308b\u304b\u3092\u6559\u3048\u3066\u304f\u308c\u307e\u3059\u3002\u76e3\u8996\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306f\u3001\u305d\u306e\u72b6\u614b\u304c\u6b63\u5e38\u306a\u306e\u304b\u7570\u5e38\u306a\u306e\u304b\u3001\u826f\u304f\u306a\u3063\u3066\u3044\u308b\u306e\u304b\u60aa\u304f\u306a\u3063\u3066\u3044\u308b\u306e\u304b\u3092\u4f1d\u3048\u3001\u969c\u5bb3\u304c\u767a\u751f\u3059\u308b\u524d\u306b\u4ecb\u5165\u3067\u304d\u308b\u3088\u3046\u65e9\u671f\u306b\u8b66\u544a\u3092\u767a\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p>\u30e1\u30a4\u30f3\u30d5\u30ec\u30fc\u30e0\u306b\u96a3\u63a5\u3057\u305f\u30a4\u30f3\u30d5\u30e9\u3001\u88fd\u9020\u30b7\u30b9\u30c6\u30e0\u3001\u91d1\u878d\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3001\u5927\u898f\u6a21\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30fb\u30b9\u30bf\u30c3\u30af\u306a\u3069\u3001Linux\u4e0a\u3067\u30af\u30ea\u30c6\u30a3\u30ab\u30eb\u306a\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3092\u5b9f\u884c\u3057\u3066\u3044\u308b\u4f01\u696d\u74b0\u5883\u306b\u3068\u3063\u3066\u3001\u691c\u51fa\u3055\u308c\u306a\u3044\u30e1\u30e2\u30ea\u30fb\u30ea\u30fc\u30af\u306e\u30b3\u30b9\u30c8\u306f\u3001\u5373\u6642\u306e\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u306b\u3068\u3069\u307e\u308a\u307e\u305b\u3093\u3002\u7dca\u6025\u5bfe\u5fdc\u306b\u304b\u304b\u308b\u4eba\u4ef6\u8cbb\u3001\u53ef\u7528\u6027\u969c\u5bb3\u306b\u3088\u308b\u98a8\u8a55\u30b3\u30b9\u30c8\u3001\u305d\u3057\u3066\u5fc5\u8981\u4ee5\u4e0a\u306b\u52a3\u5316\u3057\u305f\u30b7\u30b9\u30c6\u30e0\u3092\u904b\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u308b\u8907\u5408\u7684\u306a\u30b3\u30b9\u30c8\u304c\u767a\u751f\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p>\u5805\u7262\u306a\u76e3\u8996\u30a4\u30f3\u30d5\u30e9\u306b\u6295\u8cc7\u3057\u3001\u30e1\u30e2\u30ea\u30fb\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u3092\u78ba\u7acb\u3057\u3001\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30c8\u306a\u30a2\u30e9\u30fc\u30c8\u3057\u304d\u3044\u5024\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u306f\u3001IT\u30c1\u30fc\u30e0\u304c\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u308b\u4fe1\u983c\u6027\u306b\u5bfe\u3059\u308b\u6700\u3082\u52b9\u679c\u7684\u306a\u6295\u8cc7\u306e1\u3064\u3067\u3059\u3002\u8907\u96d1\u306a\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u74b0\u5883\u3067\u306f\u3001\u30e1\u30e2\u30ea\u30fb\u30ea\u30fc\u30af\u3092\u5b8c\u5168\u306b\u9632\u6b62\u3067\u304d\u308b\u3053\u3068\u306f\u307b\u3068\u3093\u3069\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u9069\u5207\u306a\u53ef\u8996\u5316\u3092\u884c\u3046\u3053\u3068\u3067\u3001\u7ba1\u7406\u53ef\u80fd\u306b\u306a\u308a\u3001\u65e9\u671f\u306b\u691c\u51fa\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u3001\u672c\u756a\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u306b\u767a\u5c55\u3059\u308b\u524d\u306b\u89e3\u6c7a\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p>\u4f01\u696d\u74b0\u5883\u5168\u4f53\u3067\u30d7\u30ed\u30a2\u30af\u30c6\u30a3\u30d6\u306aLinux\u30e1\u30e2\u30ea\u76e3\u8996\u3092\u78ba\u7acb\u3059\u308b\u6e96\u5099\u306f\u3067\u304d\u3066\u3044\u307e\u3059\u304b\uff1fSightline Systems\u306b\u304a\u554f\u3044\u5408\u308f\u305b\u304f\u3060\u3055\u3044\u3002 <a href=\"https:\/\/www.sightline.com\/ja\/finding-root-causes-fast-the-power-of-correlation-in-sightline-edm\/blogs\/\" type=\"link\" id=\"https:\/\/www.sightline.com\/finding-root-causes-fast-the-power-of-correlation-in-sightline-edm\/blogs\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u30b5\u30a4\u30c8\u30e9\u30a4\u30f3EDM<\/a> \u306f\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u5b89\u5b9a\u6027\u306b\u95a2\u308f\u308b\u554f\u984c\u3092\u672a\u7136\u306b\u9632\u3050\u305f\u3081\u306b\u5fc5\u8981\u306a\u3001\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306e\u53ef\u8996\u6027\u3068\u904e\u53bb\u306e\u50be\u5411\u30c7\u30fc\u30bf\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002.<\/p>","protected":false},"excerpt":{"rendered":"<p>\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30baLinux\u3084Linux\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u74b0\u5883\u3092\u7ba1\u7406\u3059\u308bIT\u30c1\u30fc\u30e0\u306b\u3068\u3063\u3066\u3001\u30e1\u30e2\u30ea\u30fb\u30ea\u30fc\u30af\u307b\u3069\u72e1\u733e\u306a\u554f\u984c\u306f\u307b\u3068\u3093\u3069\u3042\u308a\u307e\u305b\u3093\u3002\u3059\u3050\u306b\u30af\u30e9\u30c3\u30b7\u30e5\u304c\u767a\u751f\u3059\u308b\u306e\u3068\u306f\u7570\u306a\u308a\u3001\u30e1\u30e2\u30ea\u30fb\u30ea\u30fc\u30af\u306f\u3086\u3063\u304f\u308a\u3068\u9759\u304b\u306b\u3001\u305d\u3057\u3066\u7d2f\u7a4d\u7684\u306b\u767a\u751f\u3057\u307e\u3059\u3002\u6570\u65e5\u304b\u3089\u6570\u9031\u9593\u304b\u3051\u3066\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3084\u30d7\u30ed\u30bb\u30b9\u304c\u89e3\u653e\u3059\u308b\u30e1\u30e2\u30ea\u3088\u308a\u3082\u591a\u304f\u306e\u30e1\u30e2\u30ea\u3092\u5f90\u3005\u306b\u6d88\u8cbb\u3057\u3001\u6700\u7d42\u7684\u306b\u306f\u30b7\u30b9\u30c6\u30e0\u304c\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u5bfe\u5fdc\u3059\u308b\u306e\u306b\u82e6\u52b4\u3057\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u4f4e\u4e0b\u3057\u3001\u653e\u7f6e\u3059\u308b\u3068\u74b0\u5883\u304c\u4e0d\u5b89\u5b9a\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u5206\u91ce\u306e\u7b2c\u4e00\u4eba\u8005\u3067\u3042\u308bSightline Systems\u306f\u3001\u3053\u306e\u3088\u3046\u306a\u554f\u984c\u306b\u8fc5\u901f\u306b\u5bfe\u51e6\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u6d1e\u5bdf\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002Linux\u306e\u30e1\u30e2\u30ea\u30fb\u30ea\u30fc\u30af\u3092\u7279\u5b9a\u3001\u5206\u96e2\u3001\u9632\u6b62\u3059\u308b\u65b9\u6cd5\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001Linux\u30b7\u30b9\u30c6\u30e0\u4e0a\u3067\u672c\u756a\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3092\u5b9f\u884c\u3059\u308b\u7d44\u7e54\u306b\u3068\u3063\u3066\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u3053\u306e\u30ac\u30a4\u30c9...<\/p>","protected":false},"author":30,"featured_media":231749,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"content-type":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"categories":[4032],"tags":[4022,4138,4158,4159,4160,4146],"class_list":["post-233236","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blogs","tag-iiot","tag-iot","tag-linux","tag-operating-system","tag-sightline","tag-tech"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.5 (Yoast SEO v27.1.1) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>How to Detect and Prevent Memory Leaks in Linux - Sightline<\/title>\n<meta name=\"description\" content=\"For IT teams managing enterprise Linux or Linux hybrid environments, few issues are as insidious as a memory leak.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.sightline.com\/ja\/memory-leaks-linux\/blogs\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to Detect and Prevent Memory Leaks in Linux Production Environments\" \/>\n<meta property=\"og:description\" content=\"For IT teams managing enterprise Linux or Linux hybrid environments, few issues are as insidious as a memory leak.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.sightline.com\/ja\/memory-leaks-linux\/blogs\/\" \/>\n<meta property=\"og:site_name\" content=\"Sightline Systems: Monitoring and Analytics to Optimize Your Business\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/sightlinesystem\/\" \/>\n<meta property=\"article:published_time\" content=\"2026-03-06T14:00:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-03-06T20:17:04+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.sightline.com\/wp-content\/uploads\/edm-correlation-technology-sightline-systems-scaled.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2560\" \/>\n\t<meta property=\"og:image:height\" content=\"1350\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Brandon Witte\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@sightlinesystem\" 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