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Serf+HAProxyã§ä½œã‚‹Automatic Load Balancer - Glide Note
hashicorp/serf Serf Serfä½¿ã£ã¦ã¾ã™ã‹ï¼ã‚µãƒ¼ãƒ•ï¼ è«¸äº‹æƒ…ã¨ã„ã†ã‹å¤§äººã®äº‹æƒ…ã§æ€¥é½è‡ªå‰ã§ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µã‚’ç”¨æ„ã—ãªã„ã¨ã„ã‘ãªãã¦ã€ãã‚Œã‚’issueã«æ›¸ã„ã¦ãŸã‚‰ã€ ã‚ã‚“ã¡ã½ã•ã‚“ãŒSerf+HAProxyä½¿ã£ãŸã‚‰ã„ã„ã®ã§ã¯ã€ ã¨IRCã§åŠ©è¨€ã‚’ãã‚Œã¦ã€åŒæ—¥ã®mizzyã•ã‚“ã®ãƒ–ãƒã‚°ã§ã‚‚Serfã«è¨€åŠã—ã¦ã„ãŸã®ã§ã€ ã¡ã‚‡ã£ã¨Serfã®æ¦‚è¦ã‚’çŸ¥ã‚‹ãŸã‚ã¨ã€Serf+HAProxyãŒå®Ÿéš›ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µã¨ã—ã¦ã©ã‚“ãªæ„Ÿã˜ã«ä½¿ãˆã‚‹ã®ã‹æ¤œè¨¼ã—ã¦ã¿ãŸã€‚ I told @glidenote about a combination of Serf and HAProxy this morning, and he has already implemented the arch. and done investigationâ€¦ â€” kentaro (@kentaro) October 29, 2013
Yamashiro0217 2013/10/31
serf

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Apache Spark Streamingï¼å¤§è¦æ¨¡æº–ãƒªã‚¢ãƒ«ã‚¿ã‚¤ãƒ ã‚¹ãƒˆãƒªãƒ¼ãƒ å‡¦ç†ï¼Ÿ - å¤¢ã¨ã‚¬ãƒ©ã‚¯ã‚¿ã®é›†ç©å ´
ã“ã‚“ã«ã¡ã¯ã€‚ Sparkã«ã¤ã„ã¦èª¿ã¹ã¦ã¿ã‚ˆã†ä¼ç”»ç¬¬ï¼’æ®µï¼ˆï¼Ÿï¼‰ã§ã™ã€‚ ï¼‘å›žç›®ã¯ã¾ãšSparkã¨ã¯ä½•ã‹ã®æ¦‚è¦è³‡æ–™ã‚’ç¢ºèªã—ã¦ã¿ã¾ã—ãŸã€‚ ãã®å…ˆã¯RDDã®æ§‹é€ ã‚’èª¬æ˜Žã—ã¦ã„ã‚‹è«–æ–‡ã¨ã€å¾ŒSpark Streamingã¨ã„ã†ã‚¹ãƒˆãƒªãƒ¼ãƒ å‡¦ç†åŸºç›¤ã®è³‡æ–™ãŒã‚ã‚Šã¾ã—ãŸã€‚ ã¨ã‚Šã‚ãˆãšã€ãã‚“ãªã‚ã‘ã§ï¼ˆï¼Ÿï¼‰ãŠæ‰‹è»½ã«æ¦‚è¦ãŒã‚ã‹ã‚Šãã†ãªSpark Streamingã®æ–¹ã‚’èª¿ã¹ã¦ã¿ã¾ã—ãŸã€‚ ã¾ãšè¦‹ã¦ã¿ãŸè³‡æ–™ã¯ã€ŒOverview of Spark Streamingã€ï¼ˆhttp://spark.incubator.apache.org/talks/strata_spark_streaming.pdfï¼‰ã§ã™ã€‚ ã¨ã„ã†ã‚ã‘ã§ã€èªã‚“ã çµæžœã‚’ã¾ã¨ã‚ã¦ã¿ã¾ã™ã€‚ Spark Streamingã¨ã¯ä½•ã‹ï¼Ÿ å¤§è¦æ¨¡ã‚¹ãƒˆãƒªãƒ¼ãƒ å‡¦ç†ãƒ•ãƒ¬ãƒ¼ãƒ ãƒ¯ãƒ¼ã‚¯ ãƒ»100ã‚ªãƒ¼ãƒ€ãƒ¼ã®ãƒŽãƒ¼ãƒ‰ã«ã‚¹ã‚±ãƒ¼ãƒ«ã™ã‚‹ ãƒ»ç§’å˜ä½ã®ãƒ¬ã‚¤ãƒ†ãƒ³ã‚·ã§å‡¦ç†ã‚’å®Ÿè¡Œå¯èƒ½ ãƒ»Sparkã®ãƒãƒƒãƒ
Yamashiro0217 2013/10/01
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realtime
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TechCrunch | Startup and Technology News
Live Nation says its Ticketmaster subsidiary was hacked. A hacker claims to be selling 560 million customer records. An autonomous pod. A solid-state battery-powered sports car. An electric pickup truck. A convertible grand tourer EV with up to 600 miles of range. A â€œfully connected mobility deviceâ€ for young urban innovators to be built by Foxconn and priced under $30,000. The next Popemobile. Ov
Yamashiro0217 2013/09/30
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zBase â€“ A high-performance, elastic, distributed key-value store | Zynga Engineering
zBase is a distributed key-value store that is the storage backbone for almost all Zynga games.Â It supports the memcached protocol on the front-end and is designed for persisting data to disk along with in-memory data replication for high availability.Â zBase was forked from membase in early Jan 2012 and, since then, the storage services team has added a host of useful features and made many perf
Yamashiro0217 2013/09/20
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datastore

kvs
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ZooKeeper vs. Doozer vs. Etcd | devo.ps
While devo.ps is fast approaching a public release, the team has been dealing with an increasingly complex infrastructure. We more recently faced an interesting issue; how do you share configuration across a cluster of servers? More importantly, how do you do so in a resilient, secure, easily deployable and speedy fashion? Thatâ€™s what got us to evaluate some of the options available out there; Zoo
Yamashiro0217 2013/09/12
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ã‚·ãƒ£ãƒ¼ãƒ‡ã‚£ãƒ³ã‚°ã‚’å®Ÿç¾ã™ã‚‹Spiderã‚¹ãƒˆãƒ¬ãƒ¼ã‚¸ã‚¨ãƒ³ã‚¸ãƒ³ã€MariaDBãŒãƒãƒ³ãƒ‰ãƒ«é–‹å§‹ ï¼ Publickey
ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã®ã‚¹ã‚±ãƒ¼ãƒ©ãƒ“ãƒªãƒ†ã‚£ã‚’æ”¹å–„ã™ã‚‹ä»£è¡¨çš„ãªæ–¹æ³•ã¨ã—ã¦ã€ãƒ‡ãƒ¼ã‚¿ã‚’åˆ†å‰²ã—ã¦è¤‡æ•°ã®ã‚µãƒ¼ãƒã§å‡¦ç†ã™ã‚‹ã€Œã‚·ãƒ£ãƒ¼ãƒ‡ã‚£ãƒ³ã‚°ã€ãŒã‚ã‚Šã¾ã™ã€‚ãã®ã‚·ãƒ£ãƒ¼ãƒ‡ã‚£ãƒ³ã‚°æ©Ÿèƒ½ã‚’æŒã¤MySQLã‚¹ãƒˆãƒ¬ãƒ¼ã‚¸ã‚¨ãƒ³ã‚¸ãƒ³ãŒã€ŒSpiderã€ãŒã€MySQLäº’æ›ã®MariaDBã«ãƒãƒ³ãƒ‰ãƒ«ã•ã‚Œã‚‹ã¨ã€é–‹ç™ºè€…ã§ã‚ã‚‹æ–¯æ³¢å¥å¾³ï¼ˆã—ã°ã‘ã‚“ã¨ãï¼‰æ°ã®ãƒ–ãƒã‚°ã«ãƒã‚¹ãƒˆã•ã‚ŒãŸè¨˜äº‹ã€Œ[MariaDB][Spider]SpiderãŒMariaDBã«ãƒãƒ³ãƒ‰ãƒ«ã•ã‚Œã¾ã—ãŸã€ï¼ˆ8æœˆ23æ—¥ä»˜ã‘ï¼‰ã§ç´¹ä»‹ã•ã‚Œã¦ã„ã¾ã™ã€‚ Spiderã‚¹ãƒˆãƒ¬ãƒ¼ã‚¸ã‚¨ãƒ³ã‚¸ãƒ³ã®æ¦‚è¦ã¯ã€MySQLã«ã¤ã„ã¦ã„ã¤ã‚‚è©³ã—ã„è§£èª¬ã‚’ã—ã¦ãã‚Œã‚‹ãƒ–ãƒã‚°ã€Œæ¼¢ã®ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿é“ã€ã®2010å¹´3æœˆã®ã‚¨ãƒ³ãƒˆãƒªã€ŒNot Only NoSQL!! é©šç•°çš„ãªã¾ã§ã«WRITEæ€§èƒ½ã‚’ã‚¹ã‚±ãƒ¼ãƒ«ã•ã›ã‚‹SPIDERã‚¹ãƒˆãƒ¬ãƒ¼ã‚¸ã‚¨ãƒ³ã‚¸ãƒ³ã€ãªã©ã§åˆ†ã‹ã‚Šã‚„ã™ãèª¬æ˜Žã•ã‚Œã¦ã„ã¾ã™ãŒã€ç°¡å˜ã«è¨€ãˆã°ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã«å¯¾ã™ã‚‹å‚ç…§ã‚„æ›´æ–°ãªã©ã®å‡¦ç†ã‚’è¤‡æ•°ã®ãƒ‡ãƒ¼
Yamashiro0217 2013/09/10
mysql

mariadb

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Twitterã®ã‚¹ã‚±ãƒ¼ãƒªãƒ³ã‚°ï¼Œæ–°ãŸãªãƒ”ãƒ¼ã‚¯ã¸
Spring Bootã«ã‚ˆã‚‹APIãƒãƒƒã‚¯ã‚¨ãƒ³ãƒ‰æ§‹ç¯‰å®Ÿè·µã‚¬ã‚¤ãƒ‰ ç¬¬2ç‰ˆ ä½•åƒäººã‚‚ã®é–‹ç™ºè€…ãŒã€InfoQã®ãƒŸãƒ‹ãƒ–ãƒƒã‚¯ã€ŒPractical Guide to Building an API Back End with Spring Bootã€ã‹ã‚‰ã€Spring Bootã‚’ä½¿ã£ãŸREST APIæ§‹ç¯‰ã®åŸºç¤Žã‚’å¦ã‚“ã ã€‚ã“ã®æœ¬ã§ã¯ã€å‡ºç‰ˆæ™‚ã«æ–°ã—ããƒªãƒªãƒ¼ã‚¹ã•ã‚ŒãŸãƒãƒ¼ã‚¸ãƒ§ãƒ³ã§ã‚ã‚‹ Spring Boot 2 ã‚’ä½¿ç”¨ã—ã¦ã„ã‚‹ã€‚ã—ã‹ã—ã€Spring Boot3ãŒæœ€è¿‘ãƒªãƒªãƒ¼ã‚¹ã•ã‚Œã€é‡è¦ãªå¤‰...
Yamashiro0217 2013/08/30
performance

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twitter
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CouchDBå‘ã‘ã‚¯ãƒ©ã‚¹ã‚¿æŠ€è¡“ã‚’é–‹ç™ºã™ã‚‹BigCouchã€æœ¬å®¶ã«ã‚³ãƒ¼ãƒ‰ã‚’ãƒžãƒ¼ã‚¸ã¸ | OSDN Magazine
ã€ŒApache CouchDBã€ã‹ã‚‰ãƒ•ã‚©ãƒ¼ã‚¯ã—ãŸåˆ†æ•£ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã‚·ã‚¹ãƒ†ãƒ ã€ŒBigCouchã€ã‚’é–‹ç™ºã™ã‚‹ç±³Cloudantã¯7æœˆ22æ—¥ï¼ˆç±³å›½æ™‚é–“ï¼‰ã€BigCouchã®ã‚³ãƒ¼ãƒ‰ãƒ™ãƒ¼ã‚¹ã‚’CouchDBã«ãƒžãƒ¼ã‚¸ã™ã‚‹è¨ˆç”»ã‚’ç™ºè¡¨ã—ãŸã€‚ã“ã‚Œã«ã‚ˆã‚ŠBigCouchã®é–‹ç™ºã¯çµ‚äº†ã€åŒç¤¾ã¯CouchDBã‚„ãã®ã‚¯ãƒ©ã‚¹ã‚¿æ©Ÿèƒ½ã®æ”¹å–„ã«ãƒ•ã‚©ãƒ¼ã‚«ã‚¹ã™ã‚‹ã¨ã„ã†ã€‚ BigCouchã¯CouchDBã«ã‚¯ãƒ©ã‚¹ã‚¿æ©Ÿèƒ½ãªã©ã‚’åŠ ãˆã¦å¤§è¦æ¨¡ç’°å¢ƒå‘ã‘ã«ã‚«ã‚¹ã‚¿ãƒžã‚¤ã‚ºã—ãŸåˆ†æ•£ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã‚µãƒ¼ãƒ“ã‚¹ã€‚æ¬§å·žåŽŸåæ ¸ç ”ç©¶æ©Ÿæ§‹ï¼ˆCERNï¼‰ã®å¤§åž‹ãƒãƒ‰ãƒãƒ³è¡çªåž‹åŠ é€Ÿå™¨ï¼ˆLHCï¼‰ãŒç”Ÿæˆã™ã‚‹æ¯Žç§’1ãƒšã‚¿ãƒã‚¤ãƒˆç´šã®ãƒ‡ãƒ¼ã‚¿ã‚’CouchDBã‚’ä½¿ã£ã¦åˆ†æ•£ç®¡ç†ã—ã¦ã„ãŸé–‹ç™ºè€…ãŒä½œæˆã—ãŸã‚‚ã®ã§ã€æ°´å¹³ã‚¯ãƒ©ã‚¹ã‚¿ãƒªãƒ³ã‚°ã‚„ãƒ•ã‚©ãƒ¼ãƒ«ãƒˆãƒˆãƒ©ãƒ¬ãƒ³ãƒˆãƒ•ãƒ¬ãƒ¼ãƒ ãƒ¯ãƒ¼ã‚¯ãŒè¿½åŠ ã•ã‚Œã¦ã„ã‚‹ã€‚ãƒ©ã‚¤ã‚»ãƒ³ã‚¹ã¯Apache License 2.0ã€‚ åŒç¤¾ã¯ã‚¯ãƒ©ã‚¹ã‚¿ç®¡ç†ã€åœ§ç¸®ã€ãƒ¬ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ãªã©ã®æŠ€è¡“ã‚’Couch
Yamashiro0217 2013/08/28
couchdb

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Big Sky :: åˆ†æ•£ç’°å¢ƒæƒ…å ±ã‚µãƒ¼ãƒ etcd ã‚’ä½¿ã£ãŸè¨å®šå…±æœ‰ã®æ´»ç”¨
etcd ã£ã¦ä½•ã¨èžã‹ã‚ŒãŸå ´åˆã€ä¸€è¨€ã§è¨€ã£ã¦ã—ã¾ãˆã° zookeeper ãªã‚“ã ã‘ã© Documentation Â· CoreOS etcd etcd is a highly-available key value store for shared configuration and service discovery. http://coreos.com/docs/etcd/ coreos/etcd - GitHub https://github.com/coreos/etcd etcd ã®è‰¯ã„æ‰€ã¯ curl ã§ä½¿ãˆã‚‹æ§˜ãªç°¡å˜ãª API SSL Cert èªè¨¼ã‚‚ã‚ªãƒ—ã‚·ãƒ§ãƒ³ã¨ã—ã¦ä½¿ãˆã‚‹ ãƒ™ãƒ³ãƒãƒžãƒ¼ã‚¯ã§ 1000s of writes/s per instance ã‚’å‡ºã›ã‚‹ãã‚‰ã„é€Ÿã„ Raft ã‚’ä½¿ã£ã¦æ£ç¢ºã«ã€ç¢ºå®Ÿã«åˆ†æ•£ã™ã‚‹ ã¨ã„ã†æ„Ÿã˜ã‚‰ã—ã„ã€‚ä½œã£ã¦ã‚‹ã®ã¯ CoreOSã€‚ etcd ã¯ã‚ãƒ¼ã‚’
Yamashiro0217 2013/08/22
etcd

golang

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Apache Mesos
Program against your datacenter like itâ€™s a single pool of resources Apache Mesos abstracts CPU, memory, storage, and other compute resources away from machines (physical or virtual), enabling fault-tolerant and elastic distributed systems to easily be built and run effectively. Download Mesos Mesos 1.11.0 Changelog What is Mesos? A distributed systems kernel Mesos is built using the same principl
Yamashiro0217 2013/07/26
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Clustering
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Charming Python: Functional programming in Python, Part 3
IBM Developer is your one-stop location for getting hands-on training and learning in-demand skills on relevant techno logies such as generative AI, data science, AI, and open source.
Yamashiro0217 2012/10/22
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riak
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