Rotate Log Files - MongoDB Manual v8.0
When used with the --logpath option or systemLog.path setting, mongod and mongos instances report a live account of all activity and operations to a log file. When reporting activity data to a log file, by default, MongoDB only rotates logs in response to the logRotate command, or when the mongod or mongos process receives a SIGUSR1 signal from the operating system. Both server logs and audit logs
Go言語ã®ãƒã‚°å‡ºåŠ›ã¯æ¨™æº–logよりLogrus - HDE BLOG
ã“ã‚“ã«ã¡ã¯ã€‚HDEクラウドプãƒãƒ€ã‚¯ãƒˆé–‹ç™ºéƒ¨ å°æœ¬ã§ã™ã€‚ 昨年ã¯Go言語ãŒå¤§ç››ã‚Šä¸ŠãŒã‚Šã§ã—ãŸã€‚HDEã§ã‚‚æ–°è¦ã‚µãƒ¼ãƒ“スをGo言語ã§æ›¸ã„ã¦ã„ã¾ã™ã€‚ ã—ã‹ã—ã€å…ˆæ—¥ãƒªãƒªãƒ¼ã‚¹ã•ã‚ŒãŸaws-sdk-goãªã©ã«ã¤ã„ã¦ã¯è«¸å…ˆè¼©æ–¹ãŒæ›¸ã„ã¦ãã ã•ã‚‹ã¨æ€ã†ã®ã§ã€ ç§ã¯é‡ç®±ã®éš…ã¤ã¤ãã®ã‚ˆã†ãªã“ã¨ã‚’書ã“ã†ã¨æ€ã„ã¾ã™ã€‚ 今日書ãã®ã¯ã€ç§ã®ãƒãƒ¼ãƒ ã§ã¯Go言語標準ã®logを（多少ã®ãƒ©ãƒƒãƒ‘ー関数経由ã§ï¼‰ä½¿ã£ã¦ã„ãŸã®ã§ã™ãŒã€ 実ã¯Logrus(https://github.com/Sirupsen/logrus)ãŒã€ã‹ãªã‚Šä¾¿åˆ©ã ã£ãŸã¨ã„ã†è©±ã§ã™ã€‚ 標準ã®logã¯è²§å¼± エラーレベル（Debug, Info, Warn, Errorç‰ï¼‰ãŒç„¡ã„ã®ã‚‚å•é¡Œã§ã™ãŒã€ ãƒã‚°ã‚’Printfãªã©ã§è‡ªåˆ†ã§æ•´å½¢ã—ãªã‘ã‚Œã°ã„ã‘ãªã„ã®ã‚‚å•é¡Œã§ã™ã€‚ ã¤ã¾ã‚Šãƒ»ãƒ»ãƒ» // 悪ã„例1 log.Printf(`some error occured level=%
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grepã§ãƒã‚°è§£æžã‚’ã™ã‚‹ãªã‚“ã¦ã²ã©ã„話ã | POSTD
今ã§ã‚‚〠systemdã®journal ã«ãŠã‘ã‚‹ãƒã‚¤ãƒŠãƒªã®ã‚¹ãƒˆãƒ¬ãƒ¼ã‚¸ãƒ•ã‚©ãƒ¼ãƒžãƒƒãƒˆã«é–¢ã—ã¦ã€ä¸æº€ã‚’æ¼ã‚‰ã™äººãŒå¤šãã„ã‚‹ã“ã¨ã«ç§ã¯é©šãã‚’éš ã›ã¾ã›ã‚“。ç§ã¯é•·å¹´ã€ã‚·ã‚¹ãƒ†ãƒ 管ç†è€…ã¨ã—ã¦åƒã„ã¦ãã¦ãŠã‚Šã€1年以上も syslog-ng 㮠オープンソースエディションã®ãƒ¡ãƒ³ãƒ†ãƒŠ ã¨ã—ã¦æ´»å‹•ã—ã¦ãã¾ã—ãŸã€‚ã ã‹ã‚‰ã“ãã€ãƒ†ã‚ストã§ã¯ãªã„ストレージフォーマットã«å¯¾ã—ã¦ã€ãªãœå¤šãã®äººãŒæ‰¹åˆ¤çš„ãªã®ã‹ã€ç§ã¯ç†è§£ã«è‹¦ã—ã‚“ã§ã„ã¾ã™ã€‚æ›´ã«ã€åè«–ã‚’å”±ãˆã‚‹äººã¾ã§ã„ã‚‹ã“ã¨ãŒä¿¡ã˜ã‚‰ã‚Œã¾ã›ã‚“。もã—ã‹ã—ãŸã‚‰ã€ç§ã¯åˆ¥ä¸–ç•Œã®äººé–“ãªã®ã‹ã‚‚ã—ã‚Œã¾ã›ã‚“。ã§ã™ãŒã€ã‚ˆã‚Šè‰¯ã„é¸æŠžè‚¢ãŒã‚ã‚‹ã®ã«ã€ãƒ†ã‚ストã®ã‚¹ãƒˆãƒ¬ãƒ¼ã‚¸ã‚’使ã†ç†ç”±ã¯ã»ã¨ã‚“ã©ã‚ã‚Šã¾ã›ã‚“。ãƒã‚®ãƒ³ã‚°ã‚’ã™ã‚‹å¿…è¦æ€§ã€ãã—ã¦ãªãœã€ãƒ†ã‚ストã®ãƒã‚°ã‚¹ãƒˆãƒ¬ãƒ¼ã‚¸ã«å¯¾ã—ã¦ãã“ã¾ã§ç”¨å¿ƒæ·±ã„ã®ã‹ã«ã¤ã„ã¦ã€ç§ã¯ä½•åº¦ã‚‚å°‹ãられã¾ã—ãŸã€‚ã“ã“ã«ã€ç§ãŒå°Žã出ã—ãŸç”ãˆã‚’紹介ã—ãŸã„ã¨æ€ã„ã¾ã™ã€‚ ã“ã‚Œã¯ã€journalã«ã¤ã„ã¦å¼æ˜Žã™ã‚‹
Perl ã‹ã‚‰ Fluentd ã«ãƒã‚°å‡ºåŠ› - Fluent::Logger リリース - 酒日記 ã¯ã¦ãªæ”¯åº—
皆ã•ã‚“ã€ãƒã‚°æ›¸ã„ã¦ã¾ã™ã‹ï¼ï¼Ÿ(挨拶) Fluentd meetup in Japan も開催間近ã€æœ€è¿‘大変熱ã„イベントãƒã‚°åŽé›†ã‚·ã‚¹ãƒ†ãƒ Fluentd ãªã‚ã‘ã§ã™ãŒã€Perl ã‹ã‚‰ãƒã‚°ã‚’出力ã™ã‚‹ Fluent::Logger ã¨ã„ã†ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã‚’ CPAN ã«ãƒªãƒªãƒ¼ã‚¹ã—ãŸã®ã§ãŠçŸ¥ã‚‰ã›ã—ã¾ã™ã€‚ (最åˆã®ç‰ˆã¯ id:hirose31 ã•ã‚“ãŒæ›¸ã‹ã‚Œã¦ã€ãã‚Œã«åŒåƒšã® id:shin1rosei ã¨æ‰‹ã‚’åŠ ãˆãŸã‚‚ã®ã§ã™) インストール㯠cpanm ãªã©ã§ã©ã†ãžã€‚使ã„方㯠POD ã«ã‚‚ã‚るよã†ã«ç°¡å˜ã§ã™ã€‚ use Fluent::Logger; my $logger = Fluent::Logger->new( host => "127.0.0.1", port => 24224 ); $logger->post( "myapp.info" => { foo => "bar" } ); 上記ã®ä¾‹ã§é€ä¿¡ã™
transitive.info - git log 使ã„æ–¹
git log 使ã„æ–¹ コミットãƒã‚°ã‚’表示ã™ã‚‹ git log ã¨ã™ã‚‹ã¨ãƒšãƒ¼ã‚¸ãƒ£ãŒèµ·å‹•ã—ã¦ï¼ˆè¨å®šã«ã‚ˆã‚‹ï¼‰ コミットãƒã‚°ãŒè¡¨ç¤ºã•ã‚Œã‚‹ã€‚ パッãƒå½¢å¼ã®ã‚³ãƒŸãƒƒãƒˆãƒã‚°ã‚’表示ã™ã‚‹ コミットãƒã‚°ã¨å¤‰æ›´ç‚¹ã®ãƒ‘ッãƒå½¢å¼ã‚’表示ã™ã‚‹ã«ã¯ã€Œ-pã€ã‚ªãƒ—ションを使ã†ã€‚ git log -p コミットãƒã‚°ã¨ãƒ•ã‚¡ã‚¤ãƒ«ã®å¤‰æ›´ã®çŠ¶æ…‹ã‚’表示ã™ã‚‹ git log --stat ã¨ã™ã‚‹ã¨ diffstat ãŒè¡¨ç¤ºã•ã‚Œã‚‹ã€‚ã¾ãŸã€ git log --name-status ã¨ã™ã‚‹ã¨å¤‰æ›´ã•ã‚ŒãŸãƒ•ã‚¡ã‚¤ãƒ«ã®åå‰ã¨ã‚¹ãƒ†ãƒ¼ã‚¿ã‚¹ãŒè¡¨ç¤ºã•ã‚Œã‚‹ã€‚ コミットãƒã‚°ã‚’指定ã—ãŸæ•°ã ã‘表示ã™ã‚‹ ãŸã¨ãˆã°ã€æœ€è¿‘ã®ã‚³ãƒŸãƒƒãƒˆãƒã‚°ã‚’ 5 ã¤ã ã‘表示ã™ã‚‹ã«ã¯ã€Œ-<num>ã€ã‹ã€Œ-nã€ã‚ªãƒ—ションを使ã£ã¦ git log -5 git log -n 5 ã¨ã™ã‚‹ã€‚ 特定ã®ç¯„囲ã®ã‚³ãƒŸãƒƒãƒˆãƒã‚°ã‚’表示ã™ã‚‹ 「<since>..<until>ã€ã§æŒ‡å®šã™ã‚‹ã€‚ ãŸã¨ãˆã°ã€ git l
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Gain business and operational insight into your applications using Google Cloud Logging
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