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ËäȻҲÓÐÈËÓà ElasticSearch »òÕß MongoDB À´´æ´¢Ê±ÐòÁÐÊý¾Ý£¬×÷Ϊ¸üÊʺϷÖÀàΪ NOSQL µÄÕâÁ½¸öÊý¾Ý¿âÈí¼þ£¬ÎÒÃÇÕâÀï¾Í²»¶ÔËüÃÇ×ö½éÉÜÁË¡£

DB-Engines ÖÐʱÐòÁÐÊý¾Ý¿âÅÅÃû

ÎÒÃÇÏÈÀ´¿´Ò»ÏÂDB-EnginesÖйØÓÚʱÐòÁÐÊý¾Ý¿âµÄÅÅÃû£¬ÕâÊǵ±Ç°£¨2016Äê2Ôµģ©ÅÅÃûÇé¿ö£º

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1. InfluxDB

InfluxDB ÓÉ Golang ÓïÑÔ±àд£¬Ò²ÊÇÓÉ Golang ±àдµÄÈí¼þÖбȽÏÖøÃûµÄÒ»¸ö£¬Ôںܶà Golang µÄɳÁú»òÕßÎÄÕÂÖпÉÄܶ¼»á°Ñ InfluxDB µ±±ê¸ËÀ´½éÉÜ£¬ÕâÒ²¼ä½Ó°ïÖú InfluxDB Ìá¸ßÁËÖªÃû¶È¡£

InfluxDBµÄÖ÷ÒªÌØµã°üÀ¨ÏÂÃæÕâЩ£º

  • schemaless(Î޽ṹ)£¬¿ÉÒÔÊÇÈÎÒâÊýÁ¿µÄÁÐ
  • ¿ÉÀ©Õ¹£¨¼¯Èº£©
  • ·½±ã¡¢Ç¿´óµÄ²éѯÓïÑÔ
  • Native HTTP API
  • ¼¯³ÉÁËÊý¾Ý²É¼¯¡¢´æ´¢¡¢¿ÉÊÓ»¯¹¦ÄÜ
  • ʵʱÊý¾Ý Downsampling
  • ¸ßЧ´æ´¢£¬Ê¹ÓøßѹËõ±ÈËã·¨£¬Ö§³Öretention polices

InfluxDB ÊÇ TSDB ÖÐΪÊý²»¶àµÄ½øÐÐÁËÓû§ºÍ½ÇÉ«·½ÃæÊµÏֵģ¬ÌṩÁË Cluster Admin¡¢Database Admin ºÍ Database User ÈýÖÖ½ÇÉ«¡£

InfluxDB µÄÊý¾Ý²É¼¯ÏµÍ³Ò²Ö§³Ö¶àÖÖЭÒéºÍ²å¼þ£º - ÐÐÎı¾ - UDP - Graphite - CollectD - OpenTSDB

²»¹ý InfluxDB ÿ´Î±ä¶¯¶¼½Ï´ó£¬ÓÈÆäÊÇÔÚ´æ´¢ºÍ¼¯Èº·½Ã棬׷Ç󯽯½°²¹ýÈÕ×Ó£¬²»ÏëϹÕÛÌڵĿÉÒÔ¿¼ÂÇÏ¡£

×¢Ò⣺ÓÉÓÚInfluxDB¿ª·¢Ì«»îÔ¾ÁË£¬ºÜ¿ÉÄÜÄãÔÚÍøÉÏËѵ½µÄ×ÊÁ϶¼ÊÇÀϵģ¬»áº¦µ½Ä㣬ËùÒÔÄãÐèÒªÒÔ¹Ù·½ÎĵµÎªÖ÷¡£

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2. RRDtool

RRDtool È«³ÆÎª Round Robin Database Tool£¬Ò²¾ÍÊÇÓÃÓÚ²Ù×÷ RRD µÄ¹¤¾ß£¬¼òµ¥Ã÷Á˵ÄÈí¼þÃû¡£

ʲôÊÇ RRD ÄØ£¿¼òµ¥À´ËµËü¾ÍÊÇÒ»¸öÑ­»·Ê¹ÓõĹ̶¨´óСµÄÊý¾Ý¿âÎļþ£¨ÆäʵҲ²»Ì«ÏñµäÐ͵ÄÊý¾Ý¿â£©¡£

´óÌåÀ´Ëµ£¬RRDtool ÌṩµÄÖ÷Òª¹¤¾ßÈçÏ£º

  • ´´½¨RRD£¨rrdtool create£©
  • ¸üÐÂRRD£¨rrdtool update£©
  • »­Í¼£¨rrdtool graph£©

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  • Ö¸±ê±È½Ï£¬¶ÔÁ½¸öÖ¸±êÖµ½øÐмÆË㣬Ãè»­³öÂú×ãÌõ¼þµÄÇøÓò
  • ÒÆ¶¯Æ½¾ùÏß
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  • »ùÓÚ×îС¶þ³Ë·¨µÄÏßÐÔÔ¤²â
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  • ×ÜÖ®£¬ËüµÄ»­Í¼¹¦ÄÜÌ«·á¸»ÁË¡£

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3. Graphite

Graphite ÓÉ Orbitz, LLC µÄ Chris Davis ´´Á¢ÓÚ 2006 Ä꣬ËüÖ÷ÒªÓÐÁ½¸ö¹¦ÄÜ£º

  • ´æ´¢ÊýÖµÐÍʱÐòÁÐÊý¾Ý
  • ¸ù¾ÝÇëÇó¶ÔÊý¾Ý½øÐпÉÊÓ»¯£¨»­Í¼£©

ÏàÓ¦µÄ£¬ËüµÄÌØµãΪ£º

  • ·Ö²¼Ê½Ê±ÐòÁÐÊý¾Ý´æ´¢£¬ÈÝÒ×À©Õ¹
  • ¹¦ÄÜÇ¿´óµÄ»­Í¼Web API£¬ÌṩÁË´óÁ¿µÄº¯ÊýºÍÊä³ö·½Ê½
  • Graphite±¾Éí²»´øÊý¾Ý²É¼¯¹¦ÄÜ£¬µ«ÊÇÄã¿ÉÒÔÑ¡ÔñºÜ¶àµÚÈý·½²å¼þ£¬±ÈÈçÊÊÓÃÓÚ* collectd¡¢Ganglia»òSensuµÄ²å¼þµÈ¡£Í¬Ê±£¬GraphiteÒ²Ö§³ÖPlaintext¡¢PickleºÍAMQPÕâЩÊý¾ÝÊäÈ뷽ʽ¡£

GraphiteÖ÷ÒªÓÉÈý¸öÄ£¿é×é³É£º

  • whisper£º´´½¨¡¢¸üÐÂRRDÎļþ
  • carbon£ºÒÔÊØ»¤½ø³ÌµÄÐÎʽÔËÐУ¬½ÓÊÕÊý¾ÝдÈëÇëÇó
    • carbon-cache£ºÊý¾Ý´æ´¢
    • carbon-relay£º·ÖÇøºÍ¸´ÖÆ£¬Î»ÓÚcarbon-cache֮ǰ£¬ÀàËÆcarbon-cacheµÄ¸ºÔؾùºâ
    • carbon-aggregator£ºÊý¾Ý¼¯¼Æ£¬ÓÃÓÚ¼õÇácarbon-cacheµÄ¸ºÔØ
  • graphite-web£ºÓÃÓÚ¶ÁÈ¡¡¢Õ¹Ê¾Êý¾ÝµÄWebÓ¦ÓÃ

whisper ʹÓÃÁËÀàËÆ RRDtool µÄ RRD Îļþ¸ñʽ£¬ËüÒ²²»Ïñ C/S ½á¹¹µÄÈí¼þÒ»Ñù£¬Ã»ÓзþÎñ½ø³Ì£¬Ö»ÊÇ×÷Ϊ Python library ʹÓã¬Ìṩ¶ÔÊý¾ÝµÄ create/update/fetch ²Ù×÷¡£

Èç¹ûÄã¶ÔËüµÄÐÔÄܱȽÏÔÚÒ⣬ÕâÀïÓÐÒ»·ÝÀϵÄÊý¾Ý¿É¹©²Î¿¼¡£

Google¡¢Etsy¡¢GitHub¡¢¶¹°ê¡¢Instagram¡¢Evernote ºÍ Uber µÈºÜ¶àÖªÃû¹«Ë¾¶¼ÊÇ Graphite µÄÓû§¡£Óд˱³¾°£¬Æä¿ÉÐŶÈÓÖ¼ÓÒ»²ã£¬¶øÇÒÍøÉϵÄ×ÊÁÏÒ²Ï൱µÄ¶à£¬ÖµµÃÆÀ¹Àһϡ£

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4. OpenTSDB

OpenTSDB ÊÇÒ»¸ö·Ö²¼Ê½¡¢¿ÉÉìËõµÄʱ¼äÐòÁÐÊý¾Ý¿â¡£ËüÖ§³ÖºÀÃë¼¶Êý¾Ý²É¼¯ËùÓÐ metrics£¬Ö§³ÖÓÀ¾Ã´æ´¢£¨²»ÐèÒª downsampling£©£¬ºÍ InfluxDB ÀàËÆ£¬ËüÒ²ÊÇÎÞģʽ£¬ÒÔ tag À´ÊµÏÖά¶ÈµÄ¸ÅÄî¡£

±ÈÈ磬Õâ¾ÍÊÇËüµÄÒ»¸ömetricÀý×Ó£º

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OpenTSDB µÄ½Úµã³ÆÎª TSD£¨Time Series Daemon (TSD)£©£¬ËüûÓÐÖ÷¡¢´ÓÖ®·Ö£¬Ïû³ýÁ˵¥µãÒþ»¼£¬·Ç³£ÈÝÒ×À©Õ¹¡£ËüÖ÷ÒªÒÔHBase×÷Ϊ´æ´¢ÏµÍ³£¬ÏÖÔÚÒ²Ôö¼ÓÁË¶Ô Cassandra ºÍ Bigtable£¨·ÇÔÆ¶Ë£©¡£

OpenTSDB ÒÔÊý¾Ý´æ´¢ºÍ²éѯΪÖ÷£¬¸½´øÁËÒ»¸ö¼òµ¥µØÍ¼ÐνçÃæ£¨ÒÀÀµGnuplot£©£¬¹²¿ª·¢¡¢µ÷ÊÔʹÓá£

Ò»¾ä»°×ܽ᣺ºÃÓã¬Cloud InsightÒ²ÔÚÓÃÕâÏî¼¼ÊõÀ´ÊµÏÖ¶ÔÐÔÄÜÖ¸±ê½øÐоۺϡ¢·Ö×é¡¢¹ýÂË¡£

5.KDB+

ËùÓÐ TSDB ÖУ¬¹À¼Æ¾ÍÊýÕâ¸ö×î¿áÁË£¬ÎÒ˵µÄÊÇÓòÃû£¬Ö»ÓÐÁ½¸ö×Öĸ£¬â«ËöµØÏëһϣ¬ÓòÃû¾ÍÖµºÜ¶àÇ® £º-£©¡£

kdb+ÊÇÒ»¸öÃæÏòÁеÄʱÐòÁÐÊý¾Ý¿â£¬ÒÔ¼°×¨ÃÅΪÆäÉè¼ÆµÄ²éѯÓïÑÔq£¨ºÍËûÃǵÄÓòÃûÒ»Ñù¼ò¶Ì£©¡£Kdb+ »ìºÏʹÓÃÁËÁ÷¡¢ÄÚ´æºÍʵʱ·ÖÎö£¬ËٶȺܿ죬֧³Ö·ÖÎö 10 ÒÚ¼¶±ðµÄ¼Ç¼ÒÔ¼°¿ìËÙ·ÃÎÊTB¼¶±ðµÄÀúÊ·Êý¾Ý¡£

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6.KairosDB

KairosDB ÊÇÒ»¸ö OpenTSDB µÄ fork£¬²»¹ýÊÇ»ùÓÚ Cassandra ´æ´¢µÄ¡£ÓÉÓÚ Cassandra µÄÐÐ±È HBase ¿í£¬ËùÒÔ KairosDB µÄ Cassandra µÄĬÈÏÐдóСΪ 3 ÐÇÆÚ£¬¶ø OpenTSDB µÄ HBase ÔòΪ 1 Сʱ¡£

KairosDB Ö§³Öͨ¹ý Telnet¡¢Rest¡¢Graphite µÈЭÒéдÈëÊý¾Ý£¬ÄãÒ²¿ÉÒÔͨ¹ý±àд²å¼þ×Ô¼ºÊµÏÖÊý¾ÝдÈë¡£

KairosDB Ò²ÌṩÁË»ùÓÚ Web API µÄ²éѯ½Ó¿Ú£¬Ö§³ÖÊý¾Ý¾ÛºÏ¡¢³Ö¹ýÂ˺ͷÖ×éµÈ¹¦ÄÜ¡£

ͬʱ KairosDB ÌṩÁËÒ»¸ö¹©¿ª·¢ÓÃµÄ Web UI£¬Í¼ÐλæÖÆÒýÇæÊ¹ÓÃÁË Flot¡£

ºÍ OpenTSDB ÀàËÆ£¬KairosDB Ò²ÌṩÁ˲å¼þ»úÖÆ£¬Äã¿ÉÒÔʹÓòå¼þÍê³ÉÈçϹ¤×÷£º

  • Ìí¼ÓÊý¾Ýµã£¨data point£©¼àÌýÆ÷
  • Ìí¼ÓеÄÊý¾Ý´æ´¢·þÎñ
  • Ìí¼ÓеÄЭÒé´¦Àí³ÌÐò
  • Ìí¼Ó×Ô¶¨Òåϵͳ¼àÊÓ·þÎñ

7.Druid

Druid ÊÇÒ»¸ö¿ìËÙ¡¢½üʵʱµÄº£Á¿Êý¾Ý OLAP ϵͳ£¬²¢ÇÒÊÇ¿ªÔ´µÄ¡£Druid µ®ÉúÓÚ Metamarkets£¬ºóÀ´Ò»Ð©ºËÐÄÈËÔ±´´Á¢ÁË IMPLY ¹«Ë¾£¬½øÐÐ Druid Ïà¹ØµÄ²úÆ·¿ª·¢¡£

Druid »á°´Ê±¼äÀ´½øÐзÖÇø£¨segment£©£¬²¢ÇÒÊÇÃæÏòÁд洢µÄ¡£ËüµÄÖ÷ÒªÌØÐÔÈçÏ£º

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  • ²ã¼¶²éѯ
  • ¶þ¼¶Ë÷Òý
  • ʵʱÊý¾ÝÉãÈ¡
  • ·Ö²¼Ê½ÈÝ´í¼Ü¹¹

¸ù¾ÝÈ¥Äêµ× druid.io µÄ°×ƤÊ飬ÏÖÔÚÉú²ú»·¾³ÏÂ×î´óµÄ¼¯Èº¹æÄ£ÈçÏ£º

  • >3M EVENTS / SECOND SUSTAINED (200B+ EVENTS/DAY)
  • 10 ¨C 100K EVENTS / SECOND / CORE
  • >500TB OF SEGMENTS (>50 TRILLION RAW EVENTS)
  • >5000 CORES (>400 NODES, >100TB RAM)
  • QUERY LATENCY (500MS AVERAGE)
  • 90% < 1S 95% < 2S 99% < 10S
  • 3+ trillion events/month
  • 3M+ events/sec through Druid¡¯s real-time ingestion
  • 100+ PB of raw data
  • 50+ trillion events

Druid ÆóÒµÓû§±È½Ï¶à£¬±ÈÈç Netflix¡¢Paypal µÈ¡£¾ßÌå¿ÉÒԲο¼http://druid.io/druid-powered.html¡£

Druid ¼Ü¹¹±È½Ï¸´ÔÓ£¬Òò´Ë¶Ô²¿ÊðºÍÔËάҲÓÐÒ»¶¨µÄ¸ºµ££¬±ÈÈçÐèÒªµÄ»úÆ÷¶à¡¢»úÆ÷ÅäÖÃÒª¸ß£¨ÓÈÆäÊÇÄڴ棩¡£

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8.Prometheus

Prometheus ÊÇÒ»¸ö¿ªÔ´µÄ·þÎñ¼à¿ØÏµÍ³ºÍʱÐòÁÐÊý¾Ý¿â£¬ÓÉÉç½»ÒôÀÖÆ½Ì¨ SoundCloud ÔÚ2012Ä꿪·¢£¬×î½üÒ²±äµÃºÜÁ÷ÐУ¬×îа汾Ϊ 0.17.0rc2¡£

Prometheus ´Ó¸÷ÖÖÊäÈëÔ´²É¼¯ metric£¬½øÐмÆËãºóÏÔʾ½á¹û£¬»òÕ߸ù¾ÝÖ¸¶¨Ìõ¼þ³ö·¢±¨¾¯¡£

ºÍÆäËû¼à¿ØÏµÍ³Ïà±È£¬Prometheus µÄÌØµã°üÀ¨£º

  • ¶àάÊý¾ÝÄ£ÐÍ£¨Ê±ÐòÁÐÊý¾ÝÓÉmetricÃûºÍÒ»×ékey/value×é³É£©
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  • ¿ÉÒÔͨ¹ýÖмäÍø¹Ø½øÐÐʱÐòÁÐÊý¾ÝÍÆËÍ
  • ¶àÖÖ¿ÉÊÓ»¯ºÍÒDZíÅÌÖ§³Ö

ÓÉÓÚ Prometheus ²ÉÓÃÁËÀàËÆ OpenTSDB ºÍ InfluxDB µÄ key/value ά¶È»úÖÆ£¬ËùÒÔÈç¹ûÄã¶ÔÈÎÒ»ÖÖ TSDB ÓÐÁ˽âµÄ»°£¬Ñ§Ï°ÆðÀ´»á¼òµ¥Ð©¡£

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9.Pinot

Pinot ÊÇÒ»¸ö¿ªÔ´µÄʵʱ¡¢·Ö²¼Ê½ OLAP Êý¾Ý´æ´¢·½°¸¡£ËüÀ´×Ô Linkedin£¬ËäÈ» Linkedin ×î½ü¹À¼Û±íÏֺܲµ«ÊÇËûÃÇ´´½¨µÄ¸÷ÖÖÈí¼þ¡¢Öмä¼þʵÔÚÌ«¶àÁË¡£ÕâÒ»µãÎÒÃÇ×öÈí¼þµÄ¶¼Ó¦¸ÃÏò Linkedin ±íʾ¸Ðл¡£

Pinot ¾ÍÏñÊÇÒ»¸ö Druid µÄ copy£¬²»¹ýÁ½ÕßµÄÁé¸Ð¶¼À´Ô´ÓÚSenseiDB£¨Sensei ÔÚÈÕÓïÀïΪÀÏʦµÄÒâ˼£¬Ð´³Éºº×ÖΪ¡°ÏÈÉú¡±£©¡£

Pinot Ò²Ïñ Druid Ò»Ñù£¬ÄܼÓÔØ offline Êý¾Ý£¨Hadoop Îļþ£©ºÍʵʱÊý¾Ý£¨Kafka£©¡£Pinot ´ÓÉè¼ÆÉϾÍÃæÏòˮƽÀ©Õ¹¡£

Pinot Ö÷ÒªÌØµã£º

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  • ¸ù¾Ý²éѯÓï¾äºÍsegmentÐÅÏ¢¶Ô²éѯ/Ö´Ðмƻ®½øÐÐÓÅ»¯
  • ´Ó Kafka ʵʱÊý¾ÝÉãÈ¡£¨ingestion£©
  • ´Ó Hadoop ½øÐÐÅúÁ¿ÉãÈ¡
  • ÀàËÆ SQL µÄ²éѯÓïÑÔ£¬Ö§³Ö¾ÛºÏ¡¢¹ýÂË¡¢·Ö×é¡¢ÅÅÐòºÍΨһ´¦Àí¡£
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